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See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA # 02111-1307, USA. # serial 5 AC_PREREQ(2.52) # AM_CONDITIONAL(NAME, SHELL-CONDITION) # ------------------------------------- # Define a conditional. AC_DEFUN([AM_CONDITIONAL], [ifelse([$1], [TRUE], [AC_FATAL([$0: invalid condition: $1])], [$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl AC_SUBST([$1_TRUE]) AC_SUBST([$1_FALSE]) if $2; then $1_TRUE= $1_FALSE='#' else $1_TRUE='#' $1_FALSE= fi AC_CONFIG_COMMANDS_PRE( [if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then AC_MSG_ERROR([conditional "$1" was never defined. Usually this means the macro was only invoked conditionally.]) fi])]) #serial 5 dnl From Jim Meyering. dnl Find a new-enough version of Perl. dnl AC_DEFUN([jm_PERL], [ dnl FIXME: don't hard-code 5.003 dnl FIXME: should we cache the result? AC_MSG_CHECKING([for perl5.003 or newer]) if test "${PERL+set}" = set; then # `PERL' is set in the user's environment. candidate_perl_names="$PERL" perl_specified=yes else candidate_perl_names='perl perl5' perl_specified=no fi found=no AC_SUBST(PERL) PERL="$am_missing_run perl" for perl in $candidate_perl_names; do # Run test in a subshell; some versions of sh will print an error if # an executable is not found, even if stderr is redirected. if ( $perl -e 'require 5.003; use File::Compare' ) > /dev/null 2>&1; then PERL=$perl found=yes break fi done AC_MSG_RESULT($found) test $found = no && AC_MSG_WARN([ WARNING: You don't seem to have perl5.003 or newer installed, or you lack a usable version of the Perl File::Compare module. As a result, you may be unable to run a few tests or to regenerate certain files if you modify the sources from which they are derived. ] ) ]) #serial 62 -*- autoconf -*- m4_undefine([AC_LANG_SOURCE(C)]) dnl The following is identical to the definition in c.m4 dnl from the autoconf cvs repository on 2003-03-07. dnl FIXME: remove this code once we upgrade to autoconf-2.58. # We can't use '#line $LINENO "configure"' here, since # Sun c89 (Sun WorkShop 6 update 2 C 5.3 Patch 111679-08 2002/05/09) # rejects $LINENO greater than 32767, and some configure scripts # are longer than 32767 lines. m4_define([AC_LANG_SOURCE(C)], [/* confdefs.h. */ _ACEOF cat confdefs.h >>conftest.$ac_ext cat >>conftest.$ac_ext <<_ACEOF /* end confdefs.h. */ $1]) dnl Misc type-related macros for fileutils, sh-utils, textutils. AC_DEFUN([jm_MACROS], [ AC_PREREQ(2.56) GNU_PACKAGE="GNU $PACKAGE" AC_DEFINE_UNQUOTED(GNU_PACKAGE, "$GNU_PACKAGE", [The concatenation of the strings `GNU ', and PACKAGE.]) AC_SUBST(GNU_PACKAGE) AM_MISSING_PROG(HELP2MAN, help2man) AC_SUBST(OPTIONAL_BIN_PROGS) AC_SUBST(OPTIONAL_BIN_ZCRIPTS) AC_SUBST(MAN) AC_SUBST(DF_PROG) dnl This macro actually runs replacement code. See isc-posix.m4. AC_REQUIRE([AC_ISC_POSIX])dnl jm_CHECK_ALL_TYPES jm_INCLUDED_REGEX([lib/regex.c]) AC_REQUIRE([UTILS_HOST_OS]) AC_REQUIRE([UTILS_FUNC_MKDIR_TRAILING_SLASH]) AC_REQUIRE([jm_BISON]) AC_REQUIRE([jm_ASSERT]) AC_REQUIRE([jm_CHECK_TYPE_STRUCT_UTIMBUF]) AC_REQUIRE([jm_CHECK_TYPE_STRUCT_DIRENT_D_TYPE]) AC_REQUIRE([jm_CHECK_TYPE_STRUCT_DIRENT_D_INO]) AC_REQUIRE([jm_CHECK_DECLS]) AC_REQUIRE([jm_PREREQ]) AC_REQUIRE([UTILS_FUNC_DIRFD]) AC_REQUIRE([AC_FUNC_ACL]) AC_REQUIRE([AC_FUNC_FTW]) AC_REQUIRE([jm_FUNC_LCHOWN]) AC_REQUIRE([fetish_FUNC_RMDIR_NOTEMPTY]) AC_REQUIRE([jm_FUNC_CHOWN]) AC_REQUIRE([jm_FUNC_MKTIME]) AC_REQUIRE([jm_FUNC_LSTAT]) AC_REQUIRE([AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK]) AC_REQUIRE([jm_FUNC_STAT]) AC_REQUIRE([AC_FUNC_REALLOC]) AC_REQUIRE([AC_FUNC_MALLOC]) AC_REQUIRE([AC_FUNC_STRERROR_R]) AC_REQUIRE([jm_FUNC_NANOSLEEP]) AC_REQUIRE([jm_FUNC_MEMCMP]) AC_REQUIRE([jm_FUNC_GLIBC_UNLOCKED_IO]) AC_REQUIRE([AC_FUNC_FNMATCH_GNU]) AC_REQUIRE([jm_FUNC_GROUP_MEMBER]) AC_REQUIRE([jm_FUNC_PUTENV]) AC_REQUIRE([jm_AFS]) AC_REQUIRE([jm_AC_PREREQ_XSTRTOUMAX]) AC_REQUIRE([jm_AC_PREREQ_XSTRTOIMAX]) AC_REQUIRE([jm_AC_FUNC_LINK_FOLLOWS_SYMLINK]) AC_REQUIRE([AC_FUNC_ERROR_AT_LINE]) AC_REQUIRE([jm_FUNC_GNU_STRFTIME]) AC_REQUIRE([jm_FUNC_MKTIME]) AC_REQUIRE([jm_FUNC_FPENDING]) # This is for od and stat, and any other program that # uses the PRI.MAX macros from inttypes.h. AC_REQUIRE([gt_INTTYPES_PRI]) AC_REQUIRE([jm_FUNC_GETGROUPS]) AC_REQUIRE([AC_FUNC_FSEEKO]) AC_REQUIRE([AC_FUNC_VPRINTF]) AC_REQUIRE([AC_FUNC_ALLOCA]) AC_CONFIG_LIBOBJ_DIR([lib]) AC_FUNC_GETLOADAVG AC_REQUIRE([jm_SYS_PROC_UPTIME]) AC_REQUIRE([jm_FUNC_FTRUNCATE]) AC_REQUIRE([vb_FUNC_RENAME]) AC_REPLACE_FUNCS(strcasecmp strncasecmp) AC_REPLACE_FUNCS(dup2) AC_REPLACE_FUNCS(gethostname getusershell) AC_REPLACE_FUNCS(sig2str) AC_REPLACE_FUNCS(strcspn stpcpy strstr strtol strtoul) AC_REPLACE_FUNCS(strpbrk) AC_REPLACE_FUNCS(euidaccess memcmp rmdir rpmatch strndup strverscmp) AC_REPLACE_FUNCS(atexit) AC_REPLACE_FUNCS(getpass) # raise is used by at least sort and ls. AC_REPLACE_FUNCS(raise) dnl used by e.g. intl/*domain.c and lib/canon-host.c AC_REPLACE_FUNCS(strdup) AC_REPLACE_FUNCS(memchr memcpy memmove memrchr memset) AC_CHECK_FUNCS(getpagesize) AC_REQUIRE([UTILS_FUNC_MKSTEMP]) # By default, argmatch should fail calling usage (1). AC_DEFINE(ARGMATCH_DIE, [usage (1)], [Define to the function xargmatch calls on failures.]) AC_DEFINE(ARGMATCH_DIE_DECL, [extern void usage ()], [Define to the declaration of the xargmatch failure function.]) dnl Used to define SETVBUF in sys2.h. dnl This evokes the following warning from autoconf: dnl ...: warning: AC_TRY_RUN called without default to allow cross compiling AC_FUNC_SETVBUF_REVERSED # used by sleep and shred # Solaris 2.5.1 needs -lposix4 to get the clock_gettime function. # Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4. # Save and restore LIBS so e.g., -lrt, isn't added to it. Otherwise, *all* # programs in the package would end up linked with that potentially-shared # library, inducing unnecessary run-time overhead. fetish_saved_libs=$LIBS AC_SEARCH_LIBS(clock_gettime, [rt posix4], [LIB_CLOCK_GETTIME=$ac_cv_search_clock_gettime]) AC_SUBST(LIB_CLOCK_GETTIME) AC_CHECK_FUNCS(clock_gettime clock_settime) LIBS=$fetish_saved_libs AC_CHECK_FUNCS(gettimeofday) AC_FUNC_GETTIMEOFDAY_CLOBBER AC_REQUIRE([AC_FUNC_CLOSEDIR_VOID]) AC_REQUIRE([jm_FUNC_UTIME]) AC_CHECK_FUNCS( \ bcopy \ endgrent \ endpwent \ fchdir \ fdatasync \ ftime \ ftruncate \ getcwd \ gethrtime \ getmntinfo \ hasmntopt \ isascii \ iswspace \ lchown \ listmntent \ localeconv \ memcpy \ mempcpy \ mkfifo \ realpath \ sethostname \ strchr \ strerror \ strrchr \ sysctl \ sysinfo \ wcrtomb \ tzset \ ) # for test.c AC_CHECK_FUNCS(setreuid setregid) AM_FUNC_GETLINE if test $am_cv_func_working_getline != yes; then AC_CHECK_FUNCS(getdelim) fi AC_FUNC_OBSTACK AC_FUNC_STRTOD AC_REQUIRE([UTILS_SYS_OPEN_MAX]) AC_REQUIRE([GL_FUNC_GETCWD_PATH_MAX]) AC_REQUIRE([GL_FUNC_READDIR]) # See if linking `seq' requires -lm. # It does on nearly every system. The single exception (so far) is # BeOS which has all the math functions in the normal runtime library # and doesn't have a separate math library. AC_SUBST(SEQ_LIBM) ac_seq_body=' static double x, y; x = floor (x); x = rint (x); x = modf (x, &y);' AC_TRY_LINK([#include ], $ac_seq_body, , [ac_seq_save_LIBS="$LIBS" LIBS="$LIBS -lm" AC_TRY_LINK([#include ], $ac_seq_body, SEQ_LIBM=-lm) LIBS="$ac_seq_save_LIBS" ]) AM_LANGINFO_CODESET jm_GLIBC21 AM_ICONV jm_FUNC_UNLINK_BUSY_TEXT # These tests are for df. jm_LIST_MOUNTED_FILESYSTEMS([list_mounted_fs=yes], [list_mounted_fs=no]) jm_FSTYPENAME jm_FILE_SYSTEM_USAGE([space=yes], [space=no]) if test $list_mounted_fs = yes && test $space = yes; then DF_PROG='df$(EXEEXT)' AC_LIBOBJ(fsusage) AC_LIBOBJ(mountlist) fi AC_REQUIRE([jm_AC_DOS]) AC_REQUIRE([AC_FUNC_CANONICALIZE_FILE_NAME]) # If any of these functions don't exist (e.g. DJGPP 2.03), # use the corresponding stub. AC_CHECK_FUNC([fchdir], , [AC_LIBOBJ(fchdir-stub)]) AC_CHECK_FUNC([fchown], , [AC_LIBOBJ(fchown-stub)]) AC_CHECK_FUNC([lstat], , [AC_LIBOBJ(lstat-stub)]) AC_CHECK_FUNC([readlink], , [AC_LIBOBJ(readlink-stub)]) ]) # These tests must be run before any use of AC_CHECK_TYPE, # because that macro compiles code that tests e.g., HAVE_UNISTD_H. # See the definition of ac_includes_default in `configure'. AC_DEFUN([jm_CHECK_ALL_HEADERS], [ AC_CHECK_HEADERS( \ errno.h \ fcntl.h \ float.h \ hurd.h \ limits.h \ memory.h \ mntent.h \ mnttab.h \ netdb.h \ paths.h \ stdlib.h \ stddef.h \ stdint.h \ string.h \ sys/filsys.h \ sys/fs/s5param.h \ sys/fs_types.h \ sys/fstyp.h \ sys/ioctl.h \ sys/mntent.h \ sys/mount.h \ sys/param.h \ sys/resource.h \ sys/socket.h \ sys/statfs.h \ sys/statvfs.h \ sys/sysctl.h \ sys/systeminfo.h \ sys/time.h \ sys/timeb.h \ sys/vfs.h \ sys/wait.h \ syslog.h \ termios.h \ unistd.h \ utime.h \ values.h \ ) ]) # This macro must be invoked before any tests that run the compiler. AC_DEFUN([jm_CHECK_ALL_TYPES], [ dnl This test must come as early as possible after the compiler configuration dnl tests, because the choice of the file model can (in principle) affect dnl whether functions and headers are available, whether they work, etc. AC_REQUIRE([AC_SYS_LARGEFILE]) dnl This test must precede tests of compiler characteristics like dnl that for the inline keyword, since it may change the degree to dnl which the compiler supports such features. AC_REQUIRE([AM_C_PROTOTYPES]) dnl Checks for typedefs, structures, and compiler characteristics. AC_REQUIRE([AC_C_BIGENDIAN]) AC_REQUIRE([AC_C_CONST]) AC_REQUIRE([AC_C_VOLATILE]) AC_REQUIRE([AC_C_INLINE]) AC_REQUIRE([AC_C_LONG_DOUBLE]) AC_REQUIRE([jm_CHECK_ALL_HEADERS]) AC_REQUIRE([AC_HEADER_DIRENT]) AC_REQUIRE([AC_HEADER_STDC]) AC_CHECK_MEMBERS( [struct stat.st_author, struct stat.st_blksize],,, [$ac_includes_default #include ]) AC_REQUIRE([AC_STRUCT_ST_BLOCKS]) AC_REQUIRE([AC_STRUCT_TM]) AC_REQUIRE([AC_STRUCT_TIMEZONE]) AC_REQUIRE([AC_HEADER_STAT]) AC_REQUIRE([AC_STRUCT_ST_MTIM_NSEC]) AC_REQUIRE([AC_STRUCT_ST_DM_MODE]) AC_REQUIRE([jm_CHECK_TYPE_STRUCT_TIMESPEC]) AC_REQUIRE([AC_TYPE_GETGROUPS]) AC_REQUIRE([AC_TYPE_MODE_T]) AC_REQUIRE([AC_TYPE_OFF_T]) AC_REQUIRE([AC_TYPE_PID_T]) AC_REQUIRE([AC_TYPE_SIGNAL]) AC_REQUIRE([AC_TYPE_SIZE_T]) AC_REQUIRE([AC_TYPE_UID_T]) AC_CHECK_TYPE(ino_t, unsigned long) dnl This relies on the fact that autoconf 2.14a's implementation of dnl AC_CHECK_TYPE checks includes unistd.h. AC_CHECK_TYPE(ssize_t, int) AC_CHECK_TYPE(major_t, unsigned int) AC_CHECK_TYPE(minor_t, unsigned int) AC_REQUIRE([jm_AC_TYPE_UINTMAX_T]) AC_REQUIRE([jm_AC_TYPE_UNSIGNED_LONG_LONG]) AC_REQUIRE([AC_HEADER_MAJOR]) AC_REQUIRE([AC_HEADER_DIRENT]) ]) # isc-posix.m4 serial 2 (gettext-0.11.2) dnl Copyright (C) 1995-2002 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. # This file is not needed with autoconf-2.53 and newer. Remove it in 2005. # This test replaces the one in autoconf. # Currently this macro should have the same name as the autoconf macro # because gettext's gettext.m4 (distributed in the automake package) # still uses it. Otherwise, the use in gettext.m4 makes autoheader # give these diagnostics: # configure.in:556: AC_TRY_COMPILE was called before AC_ISC_POSIX # configure.in:556: AC_TRY_RUN was called before AC_ISC_POSIX undefine([AC_ISC_POSIX]) AC_DEFUN([AC_ISC_POSIX], [ dnl This test replaces the obsolescent AC_ISC_POSIX kludge. AC_CHECK_LIB(cposix, strerror, [LIBS="$LIBS -lcposix"]) ] ) #serial 15 dnl Initially derived from code in GNU grep. dnl Mostly written by Jim Meyering. dnl Usage: jm_INCLUDED_REGEX([lib/regex.c]) dnl AC_DEFUN([jm_INCLUDED_REGEX], [ dnl Even packages that don't use regex.c can use this macro. dnl Of course, for them it doesn't do anything. # Assume we'll default to using the included regex.c. ac_use_included_regex=yes # However, if the system regex support is good enough that it passes the # the following run test, then default to *not* using the included regex.c. # If cross compiling, assume the test would fail and use the included # regex.c. The first failing regular expression is from `Spencer ere # test #75' in grep-2.3. AC_CACHE_CHECK([for working re_compile_pattern], jm_cv_func_working_re_compile_pattern, AC_TRY_RUN( [#include #include #include int main () { static struct re_pattern_buffer regex; const char *s; struct re_registers regs; re_set_syntax (RE_SYNTAX_POSIX_EGREP); memset (®ex, 0, sizeof (regex)); [s = re_compile_pattern ("a[[:@:>@:]]b\n", 9, ®ex);] /* This should fail with _Invalid character class name_ error. */ if (!s) exit (1); /* This should succeed, but doesn't for e.g. glibc-2.1.3. */ memset (®ex, 0, sizeof (regex)); s = re_compile_pattern ("{1", 2, ®ex); if (s) exit (1); /* The following example is derived from a problem report against gawk from Jorge Stolfi . */ memset (®ex, 0, sizeof (regex)); s = re_compile_pattern ("[[anù]]*n", 7, ®ex); if (s) exit (1); /* This should match, but doesn't for e.g. glibc-2.2.1. */ if (re_match (®ex, "an", 2, 0, ®s) != 2) exit (1); memset (®ex, 0, sizeof (regex)); s = re_compile_pattern ("x", 1, ®ex); if (s) exit (1); /* The version of regex.c in e.g. GNU libc-2.2.93 didn't work with a negative RANGE argument. */ if (re_search (®ex, "wxy", 3, 2, -2, ®s) != 1) exit (1); exit (0); } ], jm_cv_func_working_re_compile_pattern=yes, jm_cv_func_working_re_compile_pattern=no, dnl When crosscompiling, assume it's broken. jm_cv_func_working_re_compile_pattern=no)) if test $jm_cv_func_working_re_compile_pattern = yes; then ac_use_included_regex=no fi test -n "$1" || AC_MSG_ERROR([missing argument]) m4_syscmd([test -f $1]) ifelse(m4_sysval, 0, [ AC_ARG_WITH(included-regex, [ --without-included-regex don't compile regex; this is the default on systems with version 2 of the GNU C library (use with caution on other system)], jm_with_regex=$withval, jm_with_regex=$ac_use_included_regex) if test "$jm_with_regex" = yes; then AC_LIBOBJ(regex) jm_PREREQ_REGEX fi ], ) ] ) # Prerequisites of lib/regex.c. AC_DEFUN([jm_PREREQ_REGEX], [ dnl FIXME: Maybe provide a btowc replacement someday: solaris-2.5.1 lacks it. dnl FIXME: Check for wctype and iswctype, and and add -lw if necessary dnl to get them. dnl Persuade glibc to declare mempcpy(). AC_REQUIRE([AC_GNU_SOURCE]) AC_REQUIRE([ACX_C_RESTRICT]) AC_REQUIRE([AC_FUNC_ALLOCA]) AC_REQUIRE([AC_HEADER_STDC]) AC_CHECK_HEADERS_ONCE(limits.h string.h wchar.h wctype.h) AC_CHECK_FUNCS_ONCE(isascii mempcpy) AC_CHECK_FUNCS(btowc) ]) #serial 1001 dnl based on acx_restrict.m4, from the GNU Autoconf Macro Archive at: dnl http://www.gnu.org/software/ac-archive/htmldoc/acx_restrict.html # Determine whether the C/C++ compiler supports the "restrict" keyword # introduced in ANSI C99, or an equivalent. Do nothing if the compiler # accepts it. Otherwise, if the compiler supports an equivalent (like # gcc's __restrict__) define "restrict" to be that. Otherwise, define # "restrict" to be empty. AC_DEFUN([ACX_C_RESTRICT], [AC_CACHE_CHECK([for C/C++ restrict keyword], acx_cv_c_restrict, [acx_cv_c_restrict=no # Try the official restrict keyword, then gcc's __restrict__. for acx_kw in restrict __restrict__; do AC_COMPILE_IFELSE([AC_LANG_SOURCE( [float * $acx_kw x;])], [acx_cv_c_restrict=$acx_kw; break]) done ]) case $acx_cv_c_restrict in restrict) ;; no) AC_DEFINE(restrict,, [Define to equivalent of C99 restrict keyword, or to nothing if this is not supported. Do not define if restrict is supported directly.]) ;; *) AC_DEFINE_UNQUOTED(restrict, $acx_cv_c_restrict) ;; esac ]) # onceonly.m4 serial 2 dnl Copyright (C) 2002, 2003 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. dnl This file defines some "once only" variants of standard autoconf macros. dnl AC_CHECK_HEADERS_ONCE like AC_CHECK_HEADERS dnl AC_CHECK_FUNCS_ONCE like AC_CHECK_FUNCS dnl AC_CHECK_DECLS_ONCE like AC_CHECK_DECLS dnl AC_REQUIRE([AC_HEADER_STDC]) like AC_HEADER_STDC dnl The advantage is that the check for each of the headers/functions/decls dnl will be put only once into the 'configure' file. It keeps the size of dnl the 'configure' file down, and avoids redundant output when 'configure' dnl is run. dnl The drawback is that the checks cannot be conditionalized. If you write dnl if some_condition; then gl_CHECK_HEADERS(stdlib.h); fi dnl inside an AC_DEFUNed function, the gl_CHECK_HEADERS macro call expands to dnl empty, and the check will be inserted before the body of the AC_DEFUNed dnl function. dnl Taken from Autoconf 2.50; can be removed once we assume 2.50 or later. define([m4_quote], [[$*]]) # AC_CHECK_HEADERS_ONCE(HEADER1 HEADER2 ...) is a once-only variant of # AC_CHECK_HEADERS(HEADER1 HEADER2 ...). AC_DEFUN([AC_CHECK_HEADERS_ONCE], [ : AC_FOREACH([gl_HEADER_NAME], [$1], [ AC_DEFUN([gl_CHECK_HEADER_]m4_quote(translit(defn([gl_HEADER_NAME]), [-./], [___])), [ AC_CHECK_HEADERS(gl_HEADER_NAME) ]) AC_REQUIRE([gl_CHECK_HEADER_]m4_quote(translit(gl_HEADER_NAME, [-./], [___]))) ]) ]) # AC_CHECK_FUNCS_ONCE(FUNC1 FUNC2 ...) is a once-only variant of # AC_CHECK_FUNCS(FUNC1 FUNC2 ...). AC_DEFUN([AC_CHECK_FUNCS_ONCE], [ : AC_FOREACH([gl_FUNC_NAME], [$1], [ AC_DEFUN([gl_CHECK_FUNC_]defn([gl_FUNC_NAME]), [ AC_CHECK_FUNCS(defn([gl_FUNC_NAME])) ]) AC_REQUIRE([gl_CHECK_FUNC_]defn([gl_FUNC_NAME])) ]) ]) # AC_CHECK_DECLS_ONCE(DECL1 DECL2 ...) is a once-only variant of # AC_CHECK_DECLS(DECL1, DECL2, ...). AC_DEFUN([AC_CHECK_DECLS_ONCE], [ : AC_FOREACH([gl_DECL_NAME], [$1], [ AC_DEFUN([gl_CHECK_DECL_]defn([gl_DECL_NAME]), [ AC_CHECK_DECLS(defn([gl_DECL_NAME])) ]) AC_REQUIRE([gl_CHECK_DECL_]defn([gl_DECL_NAME])) ]) ]) #serial 2 dnl From Paul Eggert. # Define HOST_OPERATING_SYSTEM to a name for the host operating system. AC_DEFUN([UTILS_HOST_OS], [ AC_CACHE_CHECK([host operating system], utils_cv_host_operating_system, [[case $host_os in # These operating system names do not use the default heuristic below. # They are in reverse order, so that more-specific prefixes come first. winnt*) os='Windows NT';; vos*) os='VOS';; sysv*) os='Unix System V';; superux*) os='SUPER-UX';; sunos*) os='SunOS';; stop*) os='STOP';; sco*) os='SCO Unix';; riscos*) os='RISC OS';; riscix*) os='RISCiX';; qnx*) os='QNX';; pw32*) os='PW32';; ptx*) os='ptx';; plan9*) os='Plan 9';; osf*) os='Tru64';; os2*) os='OS/2';; openbsd*) os='OpenBSD';; nsk*) os='NonStop Kernel';; nonstopux*) os='NonStop-UX';; netbsd*) os='NetBSD';; msdosdjgpp*) os='DJGPP';; mpeix*) os='MPE/iX';; mint*) os='MiNT';; mingw*) os='MinGW';; lynxos*) os='LynxOS';; linux*) os='GNU/Linux';; hpux*) os='HP-UX';; hiux*) os='HI-UX';; gnu*) os='GNU';; freebsd*-gnu*) os='GNU/FreeBSD';; freebsd*) os='FreeBSD';; dgux*) os='DG/UX';; bsdi*) os='BSD/OS';; bsd*) os='BSD';; beos*) os='BeOS';; aux*) os='A/UX';; atheos*) os='AtheOS';; amigaos*) os='Amiga OS';; aix*) os='AIX';; # The default heuristic takes the initial alphabetic string # from $host_os, but capitalizes its first letter. [A-Za-z]*) os=` expr "X$host_os" : 'X\([A-Za-z]\)' | tr '[a-z]' '[A-Z]' `` expr "X$host_os" : 'X.\([A-Za-z]*\)' ` ;; # If $host_os does not start with an alphabetic string, use it unchanged. *) os=$host_os;; esac utils_cv_host_operating_system=$os]]) AC_DEFINE_UNQUOTED(HOST_OPERATING_SYSTEM, "$utils_cv_host_operating_system", [The host operating system.]) ]) #serial 1 # On some systems, mkdir ("foo/", 0700) fails because of the trailing slash. # On such systems, arrange to use a wrapper function that removes any # trailing slashes. AC_DEFUN([UTILS_FUNC_MKDIR_TRAILING_SLASH], [dnl AC_CACHE_CHECK([whether mkdir fails due to a trailing slash], utils_cv_func_mkdir_trailing_slash_bug, [ # Arrange for deletion of the temporary directory this test might create. ac_clean_files="$ac_clean_files confdir-slash" AC_TRY_RUN([ # include # include # include int main () { rmdir ("confdir-slash"); exit (mkdir ("confdir-slash/", 0700)); } ], utils_cv_func_mkdir_trailing_slash_bug=no, utils_cv_func_mkdir_trailing_slash_bug=yes, utils_cv_func_mkdir_trailing_slash_bug=yes ) ] ) if test $utils_cv_func_mkdir_trailing_slash_bug = yes; then AC_LIBOBJ(mkdir) AC_DEFINE(mkdir, rpl_mkdir, [Define to rpl_mkdir if the replacement function should be used.]) fi ]) #serial 2 AC_DEFUN([jm_BISON], [ # getdate.y works with bison only. : ${YACC='bison -y'} AC_SUBST(YACC) ]) #serial 3 dnl based on code from Eleftherios Gkioulekas AC_DEFUN([jm_ASSERT], [ AC_MSG_CHECKING(whether to enable assertions) AC_ARG_ENABLE(assert, [ --disable-assert turn off assertions], [ AC_MSG_RESULT(no) AC_DEFINE(NDEBUG,1,[Define to 1 if assertions should be disabled.]) ], [ AC_MSG_RESULT(yes) ] ) ]) #serial 4 dnl From Jim Meyering dnl Define HAVE_STRUCT_UTIMBUF if `struct utimbuf' is declared -- dnl usually in . dnl Some systems have utime.h but don't declare the struct anywhere. AC_DEFUN([jm_CHECK_TYPE_STRUCT_UTIMBUF], [ AC_CHECK_HEADERS(utime.h) AC_REQUIRE([AC_HEADER_TIME]) AC_CACHE_CHECK([for struct utimbuf], fu_cv_sys_struct_utimbuf, [AC_TRY_COMPILE( [ #ifdef TIME_WITH_SYS_TIME # include # include #else # ifdef HAVE_SYS_TIME_H # include # else # include # endif #endif #ifdef HAVE_UTIME_H # include #endif ], [static struct utimbuf x; x.actime = x.modtime;], fu_cv_sys_struct_utimbuf=yes, fu_cv_sys_struct_utimbuf=no) ]) if test $fu_cv_sys_struct_utimbuf = yes; then AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define if struct utimbuf is declared -- usually in . Some systems have utime.h but don't declare the struct anywhere. ]) fi ]) #serial 5 dnl From Jim Meyering. dnl dnl Check whether struct dirent has a member named d_type. dnl AC_DEFUN([jm_CHECK_TYPE_STRUCT_DIRENT_D_TYPE], [AC_REQUIRE([AC_HEADER_DIRENT])dnl AC_CACHE_CHECK([for d_type member in directory struct], jm_cv_struct_dirent_d_type, [AC_TRY_LINK(dnl [ #include #ifdef HAVE_DIRENT_H # include #else /* not HAVE_DIRENT_H */ # define dirent direct # ifdef HAVE_SYS_NDIR_H # include # endif /* HAVE_SYS_NDIR_H */ # ifdef HAVE_SYS_DIR_H # include # endif /* HAVE_SYS_DIR_H */ # ifdef HAVE_NDIR_H # include # endif /* HAVE_NDIR_H */ #endif /* HAVE_DIRENT_H */ ], [struct dirent dp; dp.d_type = 0;], jm_cv_struct_dirent_d_type=yes, jm_cv_struct_dirent_d_type=no) ] ) if test $jm_cv_struct_dirent_d_type = yes; then AC_DEFINE(HAVE_STRUCT_DIRENT_D_TYPE, 1, [Define if there is a member named d_type in the struct describing directory headers.]) fi ] ) #serial 4 dnl From Jim Meyering. dnl dnl Check whether struct dirent has a member named d_ino. dnl AC_DEFUN([jm_CHECK_TYPE_STRUCT_DIRENT_D_INO], [AC_REQUIRE([AC_HEADER_DIRENT])dnl AC_CACHE_CHECK([for d_ino member in directory struct], jm_cv_struct_dirent_d_ino, [AC_TRY_LINK(dnl [ #include #ifdef HAVE_DIRENT_H # include #else /* not HAVE_DIRENT_H */ # define dirent direct # ifdef HAVE_SYS_NDIR_H # include # endif /* HAVE_SYS_NDIR_H */ # ifdef HAVE_SYS_DIR_H # include # endif /* HAVE_SYS_DIR_H */ # ifdef HAVE_NDIR_H # include # endif /* HAVE_NDIR_H */ #endif /* HAVE_DIRENT_H */ ], [struct dirent dp; dp.d_ino = 0;], jm_cv_struct_dirent_d_ino=yes, jm_cv_struct_dirent_d_ino=no) ] ) if test $jm_cv_struct_dirent_d_ino = yes; then AC_DEFINE(D_INO_IN_DIRENT, 1, [Define if there is a member named d_ino in the struct describing directory headers.]) fi ] ) #serial 19 dnl This is just a wrapper function to encapsulate this kludge. dnl Putting it in a separate file like this helps share it between dnl different packages. AC_DEFUN([jm_CHECK_DECLS], [ AC_REQUIRE([_jm_DECL_HEADERS]) AC_REQUIRE([AC_HEADER_TIME]) headers=' #include #if HAVE_STRING_H # if !STDC_HEADERS && HAVE_MEMORY_H # include # endif # include #else # if HAVE_STRINGS_H # include # endif #endif #if HAVE_STDLIB_H # include #endif #if HAVE_UNISTD_H # include #endif #include #if TIME_WITH_SYS_TIME # include # include #else # if HAVE_SYS_TIME_H # include # else # include # endif #endif #if HAVE_UTMP_H # include #endif #if HAVE_GRP_H # include #endif #if HAVE_PWD_H # include #endif ' AC_CHECK_DECLS([ euidaccess, free, getenv, geteuid, getgrgid, getlogin, getpwuid, getuid, getutent, lseek, malloc, memchr, memrchr, nanosleep, realloc, stpcpy, strndup, strnlen, strstr, strtoul, strtoull, ttyname], , , $headers) ]) dnl FIXME: when autoconf has support for it. dnl This is a little helper so we can require these header checks. AC_DEFUN([_jm_DECL_HEADERS], [ AC_REQUIRE([AC_HEADER_STDC]) AC_CHECK_HEADERS(grp.h memory.h pwd.h string.h strings.h stdlib.h \ unistd.h sys/time.h utmp.h utmpx.h) ]) #serial 32 dnl We use jm_ for non Autoconf macros. m4_pattern_forbid([^jm_[ABCDEFGHIJKLMNOPQRSTUVXYZ]])dnl m4_pattern_forbid([^gl_[ABCDEFGHIJKLMNOPQRSTUVXYZ]])dnl # These are the prerequisite macros for files in the lib/ # directory of the coreutils package. AC_DEFUN([jm_PREREQ], [ AC_REQUIRE([jm_PREREQ_ADDEXT]) # We don't yet use c-stack.c. # AC_REQUIRE([jm_PREREQ_C_STACK]) AC_REQUIRE([jm_PREREQ_CANON_HOST]) AC_REQUIRE([jm_PREREQ_DIRNAME]) AC_REQUIRE([jm_PREREQ_ERROR]) AC_REQUIRE([jm_PREREQ_EXCLUDE]) AC_REQUIRE([jm_PREREQ_GETPAGESIZE]) AC_REQUIRE([jm_PREREQ_HARD_LOCALE]) AC_REQUIRE([jm_PREREQ_HASH]) AC_REQUIRE([jm_PREREQ_HUMAN]) AC_REQUIRE([jm_PREREQ_MBSWIDTH]) AC_REQUIRE([jm_PREREQ_MEMCHR]) AC_REQUIRE([jm_PREREQ_PHYSMEM]) AC_REQUIRE([jm_PREREQ_POSIXVER]) AC_REQUIRE([jm_PREREQ_QUOTEARG]) AC_REQUIRE([jm_PREREQ_READUTMP]) AC_REQUIRE([jm_PREREQ_STAT]) AC_REQUIRE([jm_PREREQ_STRNLEN]) AC_REQUIRE([jm_PREREQ_TEMPNAME]) # called by mkstemp AC_REQUIRE([jm_PREREQ_XGETCWD]) AC_REQUIRE([jm_PREREQ_XREADLINK]) ]) AC_DEFUN([jm_PREREQ_ADDEXT], [ dnl For addext.c. AC_REQUIRE([AC_SYS_LONG_FILE_NAMES]) AC_CHECK_FUNCS(pathconf) AC_CHECK_HEADERS(limits.h string.h unistd.h) ]) AC_DEFUN([jm_PREREQ_CANON_HOST], [ dnl Add any libraries as early as possible. dnl In particular, inet_ntoa needs -lnsl at least on Solaris5.5.1, dnl so we have to add -lnsl to LIBS before checking for that function. AC_SEARCH_LIBS(gethostbyname, [inet nsl]) dnl These come from -lnsl on Solaris5.5.1. AC_CHECK_FUNCS(gethostbyname gethostbyaddr inet_ntoa) AC_CHECK_HEADERS(unistd.h string.h netdb.h sys/socket.h \ netinet/in.h arpa/inet.h) ]) AC_DEFUN([jm_PREREQ_DIRNAME], [ AC_REQUIRE([AC_HEADER_STDC]) AC_CHECK_HEADERS(string.h) ]) AC_DEFUN([jm_PREREQ_EXCLUDE], [ AC_REQUIRE([AC_FUNC_FNMATCH_GNU]) AC_REQUIRE([AC_HEADER_STDBOOL]) ]) AC_DEFUN([jm_PREREQ_GETPAGESIZE], [ AC_CHECK_FUNCS(getpagesize) AC_CHECK_HEADERS(OS.h unistd.h) ]) AC_DEFUN([jm_PREREQ_HARD_LOCALE], [ AC_CHECK_HEADERS(locale.h stdlib.h string.h) AC_CHECK_FUNCS(setlocale) AC_REQUIRE([AM_C_PROTOTYPES]) ]) AC_DEFUN([jm_PREREQ_HASH], [ AC_CHECK_HEADERS(stdlib.h) AC_REQUIRE([AC_HEADER_STDBOOL]) AC_REQUIRE([jm_CHECK_DECLS]) ]) # If you use human.c, you need the following files: # inttypes.m4 longlong.m4 AC_DEFUN([jm_PREREQ_HUMAN], [ AC_CHECK_HEADERS(locale.h) AC_CHECK_DECLS([getenv]) AC_CHECK_FUNCS(localeconv) AC_REQUIRE([AC_HEADER_STDBOOL]) AC_REQUIRE([jm_AC_TYPE_UINTMAX_T]) ]) AC_DEFUN([jm_PREREQ_MEMCHR], [ AC_CHECK_HEADERS(limits.h stdlib.h bp-sym.h) ]) # Check for the external symbol, _system_configuration, # a struct with member `physmem'. AC_DEFUN([gl_SYS__SYSTEM_CONFIGURATION], [AC_CACHE_CHECK(for external symbol _system_configuration, gl_cv_var__system_configuration, [AC_LINK_IFELSE([AC_LANG_PROGRAM( [[#include ]], [double x = _system_configuration.physmem;])], [gl_cv_var__system_configuration=yes], [gl_cv_var__system_configuration=no])]) if test $gl_cv_var__system_configuration = yes; then AC_DEFINE(HAVE__SYSTEM_CONFIGURATION, 1, [Define to 1 if you have the external variable, _system_configuration with a member named physmem.]) fi ] ) AC_DEFUN([jm_PREREQ_PHYSMEM], [ AC_CHECK_HEADERS([unistd.h sys/pstat.h sys/sysmp.h sys/sysinfo.h \ machine/hal_sysinfo.h sys/table.h sys/param.h sys/sysctl.h \ sys/systemcfg.h]) AC_CHECK_FUNCS(pstat_getstatic pstat_getdynamic sysmp getsysinfo sysctl table) AC_REQUIRE([gl_SYS__SYSTEM_CONFIGURATION]) ]) AC_DEFUN([jm_PREREQ_POSIXVER], [ AC_CHECK_HEADERS(unistd.h) AC_CHECK_DECLS([getenv]) ]) AC_DEFUN([jm_PREREQ_QUOTEARG], [ AC_CHECK_FUNCS(isascii iswprint) AC_REQUIRE([jm_FUNC_MBRTOWC]) AC_REQUIRE([jm_FUNC_MEMCMP]) AC_CHECK_HEADERS(limits.h stddef.h stdlib.h string.h wchar.h wctype.h) AC_REQUIRE([AC_HEADER_STDC]) AC_REQUIRE([AC_C_BACKSLASH_A]) AC_REQUIRE([AC_TYPE_MBSTATE_T]) AC_REQUIRE([AM_C_PROTOTYPES]) ]) AC_DEFUN([jm_PREREQ_READUTMP], [ AC_REQUIRE([AC_HEADER_STDC]) AC_CHECK_HEADERS(string.h utmp.h utmpx.h sys/param.h) AC_CHECK_FUNCS(utmpname) AC_CHECK_FUNCS(utmpxname) AC_REQUIRE([AM_C_PROTOTYPES]) if test $ac_cv_header_utmp_h = yes || test $ac_cv_header_utmpx_h = yes; then utmp_includes="\ $ac_includes_default #ifdef HAVE_UTMPX_H # include #endif #ifdef HAVE_UTMP_H # include #endif " AC_CHECK_MEMBERS([struct utmpx.ut_user],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmp.ut_user],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmpx.ut_name],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmp.ut_name],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmpx.ut_type],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmp.ut_type],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmpx.ut_pid],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmp.ut_pid],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmpx.ut_id],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmp.ut_id],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmpx.ut_exit.ut_exit],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmp.ut_exit.ut_exit],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmpx.ut_exit.e_exit],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmp.ut_exit.e_exit],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmpx.ut_exit.ut_termination],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmp.ut_exit.ut_termination],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmpx.ut_exit.e_termination],,,[$utmp_includes]) AC_CHECK_MEMBERS([struct utmp.ut_exit.e_termination],,,[$utmp_includes]) AC_LIBOBJ(readutmp) fi ]) AC_DEFUN([jm_PREREQ_STAT], [ AC_CHECK_HEADERS(sys/sysmacros.h sys/statvfs.h sys/vfs.h inttypes.h) AC_CHECK_HEADERS(sys/param.h sys/mount.h) AC_CHECK_FUNCS(statvfs) # For `struct statfs' on Ultrix 4.4. AC_CHECK_HEADERS(netinet/in.h nfs/nfs_clnt.h nfs/vfs.h) AC_REQUIRE([jm_AC_TYPE_LONG_LONG]) statxfs_includes="\ $ac_includes_default #if HAVE_SYS_STATVFS_H # include #endif #if HAVE_SYS_VFS_H # include #endif #if !HAVE_SYS_STATVFS_H && !HAVE_SYS_VFS_H # if HAVE_SYS_MOUNT_H && HAVE_SYS_PARAM_H /* NetBSD 1.5.2 needs these, for the declaration of struct statfs. */ # include # include # elif HAVE_NETINET_IN_H && HAVE_NFS_NFS_CLNT_H && HAVE_NFS_VFS_H /* Ultrix 4.4 needs these for the declaration of struct statfs. */ # include # include # include # endif #endif " AC_CHECK_MEMBERS([struct statfs.f_basetype],,,[$statxfs_includes]) AC_CHECK_MEMBERS([struct statvfs.f_basetype],,,[$statxfs_includes]) AC_CHECK_MEMBERS([struct statfs.f_fstypename],,,[$statxfs_includes]) AC_CHECK_MEMBERS([struct statfs.f_type],,,[$statxfs_includes]) AC_CHECK_MEMBERS([struct statvfs.f_type],,,[$statxfs_includes]) AC_CHECK_MEMBERS([struct statfs.f_fsid.__val],,,[$statxfs_includes]) AC_CHECK_MEMBERS([struct statvfs.f_fsid.__val],,,[$statxfs_includes]) AC_CHECK_MEMBERS([struct statfs.f_namemax],,,[$statxfs_includes]) AC_CHECK_MEMBERS([struct statvfs.f_namemax],,,[$statxfs_includes]) AC_CHECK_MEMBERS([struct statfs.f_namelen],,,[$statxfs_includes]) AC_CHECK_MEMBERS([struct statvfs.f_namelen],,,[$statxfs_includes]) ]) AC_DEFUN([jm_PREREQ_STRNLEN], [ AC_REQUIRE([AC_FUNC_STRNLEN]) AC_REQUIRE([AC_HEADER_STDC]) AC_CHECK_HEADERS(memory.h) AC_CHECK_DECLS([memchr]) # This is necessary because automake-1.6.1 doesn't understand # that the above use of AC_FUNC_STRNLEN means we may have to use # lib/strnlen.c. test $ac_cv_func_strnlen_working = yes \ && AC_LIBOBJ(strnlen) ]) AC_DEFUN([jm_PREREQ_TEMPNAME], [ AC_REQUIRE([AC_HEADER_STDC]) AC_REQUIRE([AC_HEADER_STAT]) AC_CHECK_HEADERS(fcntl.h sys/time.h stdint.h unistd.h) AC_CHECK_FUNCS(__secure_getenv gettimeofday) AC_CHECK_DECLS([getenv]) AC_REQUIRE([jm_AC_TYPE_UINTMAX_T]) ]) AC_DEFUN([jm_PREREQ_XGETCWD], [ AC_REQUIRE([AC_C_PROTOTYPES]) AC_CHECK_HEADERS(limits.h stdlib.h sys/param.h unistd.h) AC_CHECK_FUNCS(getcwd) AC_REQUIRE([AC_FUNC_GETCWD_NULL]) ]) AC_DEFUN([jm_PREREQ_XREADLINK], [ AC_REQUIRE([AC_C_PROTOTYPES]) AC_CHECK_HEADERS(limits.h stdlib.h sys/types.h unistd.h) ]) #serial 5 dnl FIXME: put these prerequisite-only *.m4 files in a separate dnl directory -- otherwise, they'll conflict with existing files. dnl These are the prerequisite macros for GNU's error.c file. AC_DEFUN([jm_PREREQ_ERROR], [ AC_CHECK_FUNCS(strerror vprintf doprnt) AC_CHECK_DECLS([strerror]) AC_CHECK_HEADERS([libintl.h]) AC_FUNC_STRERROR_R AC_HEADER_STDC ]) #serial 7 dnl autoconf tests required for use of mbswidth.c dnl From Bruno Haible. AC_DEFUN([jm_PREREQ_MBSWIDTH], [ AC_REQUIRE([AC_HEADER_STDC]) AC_CHECK_HEADERS(limits.h stdlib.h string.h wchar.h wctype.h) AC_CHECK_FUNCS(isascii iswcntrl iswprint mbsinit wcwidth) jm_FUNC_MBRTOWC AC_CACHE_CHECK([whether wcwidth is declared], ac_cv_have_decl_wcwidth, [AC_TRY_COMPILE([ /* AIX 3.2.5 declares wcwidth in . */ #if HAVE_STRING_H # include #endif #if HAVE_WCHAR_H # include #endif ], [ #ifndef wcwidth char *p = (char *) wcwidth; #endif ], ac_cv_have_decl_wcwidth=yes, ac_cv_have_decl_wcwidth=no)]) if test $ac_cv_have_decl_wcwidth = yes; then ac_val=1 else ac_val=0 fi AC_DEFINE_UNQUOTED(HAVE_DECL_WCWIDTH, $ac_val, [Define to 1 if you have the declaration of wcwidth(), and to 0 otherwise.]) AC_TYPE_MBSTATE_T ]) # mbrtowc.m4 serial 4 (fileutils-4.1.3) dnl Copyright (C) 2001-2002 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. dnl From Paul Eggert AC_DEFUN([jm_FUNC_MBRTOWC], [ AC_CACHE_CHECK([whether mbrtowc and mbstate_t are properly declared], jm_cv_func_mbrtowc, [AC_TRY_LINK( [#include ], [mbstate_t state; return ! (sizeof state && mbrtowc);], jm_cv_func_mbrtowc=yes, jm_cv_func_mbrtowc=no)]) if test $jm_cv_func_mbrtowc = yes; then AC_DEFINE(HAVE_MBRTOWC, 1, [Define to 1 if mbrtowc and mbstate_t are properly declared.]) fi ]) #serial 5 dnl A replacement for autoconf's macro by the same name. This version dnl uses `ac_lib' rather than `i' for the loop variable, but more importantly dnl moves the ACTION-IF-FOUND ([$]3) into the inner `if'-block so that it is dnl run only if one of the listed libraries ends up being used (and not in dnl the `none required' case. dnl I hope it's only temporary while we wait for that version to be fixed. undefine([AC_SEARCH_LIBS]) # AC_SEARCH_LIBS(FUNCTION, SEARCH-LIBS, # [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND], # [OTHER-LIBRARIES]) # -------------------------------------------------------- # Search for a library defining FUNC, if it's not already available. AC_DEFUN([AC_SEARCH_LIBS], [ AC_CACHE_CHECK([for library containing $1], [ac_cv_search_$1], [ ac_func_search_save_LIBS=$LIBS ac_cv_search_$1=no AC_TRY_LINK_FUNC([$1], [ac_cv_search_$1='none required']) if test "$ac_cv_search_$1" = no; then for ac_lib in $2; do LIBS="-l$ac_lib $5 $ac_func_search_save_LIBS" AC_TRY_LINK_FUNC([$1], [ac_cv_search_$1="-l$ac_lib"; break]) done fi LIBS=$ac_func_search_save_LIBS ]) if test "$ac_cv_search_$1" = no; then : $4 else if test "$ac_cv_search_$1" = 'none required'; then : $4 else LIBS="$ac_cv_search_$1 $LIBS" $3 fi fi ]) # Check for stdbool.h that conforms to C99. # Copyright (C) 2002 Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2, or (at your option) # any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA # 02111-1307, USA. AC_DEFUN([AC_HEADER_STDBOOL], [AC_CACHE_CHECK([for stdbool.h that conforms to C99], [ac_cv_header_stdbool_h], [AC_TRY_COMPILE( [ #include #ifndef bool "error: bool is not defined" #endif #ifndef false "error: false is not defined" #endif #if false "error: false is not 0" #endif #ifndef true "error: false is not defined" #endif #if true != 1 "error: true is not 1" #endif #ifndef __bool_true_false_are_defined "error: __bool_true_false_are_defined is not defined" #endif struct s { _Bool s: 1; _Bool t; } s; char a[true == 1 ? 1 : -1]; char b[false == 0 ? 1 : -1]; char c[__bool_true_false_are_defined == 1 ? 1 : -1]; char d[(bool) -0.5 == true ? 1 : -1]; bool e = &s; char f[(_Bool) -0.0 == false ? 1 : -1]; char g[true]; char h[sizeof (_Bool)]; char i[sizeof s.t]; ], [ return !a + !b + !c + !d + !e + !f + !g + !h + !i; ], [ac_cv_header_stdbool_h=yes], [ac_cv_header_stdbool_h=no])]) if test $ac_cv_header_stdbool_h = yes; then AC_DEFINE(HAVE_STDBOOL_H, 1, [Define to 1 if stdbool.h conforms to C99.]) fi]) # Copyright 1996, 1997, 1998, 2000, 2001, 2002 Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2, or (at your option) # any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA # 02111-1307, USA. # serial 2 AC_DEFUN([AM_C_PROTOTYPES], [AC_REQUIRE([AM_PROG_CC_STDC]) AC_REQUIRE([AC_PROG_CPP]) AC_MSG_CHECKING([for function prototypes]) if test "$am_cv_prog_cc_stdc" != no; then AC_MSG_RESULT(yes) AC_DEFINE(PROTOTYPES,1,[Define if compiler has function prototypes]) U= ANSI2KNR= else AC_MSG_RESULT(no) U=_ ANSI2KNR=./ansi2knr fi # Ensure some checks needed by ansi2knr itself. AC_HEADER_STDC AC_CHECK_HEADERS(string.h) AC_SUBST(U)dnl AC_SUBST(ANSI2KNR)dnl ]) AU_DEFUN([fp_C_PROTOTYPES], [AM_C_PROTOTYPES]) # Copyright 1996, 1997, 1999, 2000, 2001, 2002 Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2, or (at your option) # any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA # 02111-1307, USA. # serial 2 # @defmac AC_PROG_CC_STDC # @maindex PROG_CC_STDC # @ovindex CC # If the C compiler in not in ANSI C mode by default, try to add an option # to output variable @code{CC} to make it so. This macro tries various # options that select ANSI C on some system or another. It considers the # compiler to be in ANSI C mode if it handles function prototypes correctly. # # If you use this macro, you should check after calling it whether the C # compiler has been set to accept ANSI C; if not, the shell variable # @code{am_cv_prog_cc_stdc} is set to @samp{no}. If you wrote your source # code in ANSI C, you can make an un-ANSIfied copy of it by using the # program @code{ansi2knr}, which comes with Ghostscript. # @end defmac AC_DEFUN([AM_PROG_CC_STDC], [AC_REQUIRE([AC_PROG_CC]) AC_BEFORE([$0], [AC_C_INLINE]) AC_BEFORE([$0], [AC_C_CONST]) dnl Force this before AC_PROG_CPP. Some cpp's, eg on HPUX, require dnl a magic option to avoid problems with ANSI preprocessor commands dnl like #elif. dnl FIXME: can't do this because then AC_AIX won't work due to a dnl circular dependency. dnl AC_BEFORE([$0], [AC_PROG_CPP]) AC_MSG_CHECKING([for ${CC-cc} option to accept ANSI C]) AC_CACHE_VAL(am_cv_prog_cc_stdc, [am_cv_prog_cc_stdc=no ac_save_CC="$CC" # Don't try gcc -ansi; that turns off useful extensions and # breaks some systems' header files. # AIX -qlanglvl=ansi # Ultrix and OSF/1 -std1 # HP-UX 10.20 and later -Ae # HP-UX older versions -Aa -D_HPUX_SOURCE # SVR4 -Xc -D__EXTENSIONS__ for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__" do CC="$ac_save_CC $ac_arg" AC_TRY_COMPILE( [#include #include #include #include /* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */ struct buf { int x; }; FILE * (*rcsopen) (struct buf *, struct stat *, int); static char *e (p, i) char **p; int i; { return p[i]; } static char *f (char * (*g) (char **, int), char **p, ...) { char *s; va_list v; va_start (v,p); s = g (p, va_arg (v,int)); va_end (v); return s; } int test (int i, double x); struct s1 {int (*f) (int a);}; struct s2 {int (*f) (double a);}; int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int); int argc; char **argv; ], [ return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]; ], [am_cv_prog_cc_stdc="$ac_arg"; break]) done CC="$ac_save_CC" ]) if test -z "$am_cv_prog_cc_stdc"; then AC_MSG_RESULT([none needed]) else AC_MSG_RESULT([$am_cv_prog_cc_stdc]) fi case "x$am_cv_prog_cc_stdc" in x|xno) ;; *) CC="$CC $am_cv_prog_cc_stdc" ;; esac ]) AU_DEFUN([fp_PROG_CC_STDC], [AM_PROG_CC_STDC]) #serial 6 dnl From Paul Eggert. AC_PREREQ(2.52) # Define intmax_t to long or long long if doesn't define. AC_DEFUN([jm_AC_TYPE_INTMAX_T], [ AC_REQUIRE([jm_AC_TYPE_LONG_LONG]) AC_CHECK_TYPE(intmax_t, , [test $ac_cv_type_long_long = yes \ && ac_type='long long' \ || ac_type='long' AC_DEFINE_UNQUOTED(intmax_t, $ac_type, [Define to widest signed type if doesn't define.])]) ]) # Define uintmax_t to unsigned long or unsigned long long # if doesn't define. AC_DEFUN([jm_AC_TYPE_UINTMAX_T], [ AC_REQUIRE([jm_AC_TYPE_UNSIGNED_LONG_LONG]) AC_CHECK_TYPE(uintmax_t, , [test $ac_cv_type_unsigned_long_long = yes \ && ac_type='unsigned long long' \ || ac_type='unsigned long' AC_DEFINE_UNQUOTED(uintmax_t, $ac_type, [Define to widest unsigned type if doesn't define.])]) ]) #serial 2 dnl From Paul Eggert. # Define HAVE_LONG_LONG if 'long long' works. AC_DEFUN([jm_AC_TYPE_LONG_LONG], [ AC_CACHE_CHECK([for long long], ac_cv_type_long_long, [AC_TRY_LINK([long long ll = 1; int i = 63;], [long long llmax = (long long) -1; return ll << i | ll >> i | llmax / ll | llmax % ll;], ac_cv_type_long_long=yes, ac_cv_type_long_long=no)]) if test $ac_cv_type_long_long = yes; then AC_DEFINE(HAVE_LONG_LONG, 1, [Define if you have the long long type.]) fi ]) # Define HAVE_UNSIGNED_LONG_LONG if 'unsigned long long' works. AC_DEFUN([jm_AC_TYPE_UNSIGNED_LONG_LONG], [ AC_CACHE_CHECK([for unsigned long long], ac_cv_type_unsigned_long_long, [AC_TRY_LINK([unsigned long long ull = 1; int i = 63;], [unsigned long long ullmax = (unsigned long long) -1; return ull << i | ull >> i | ullmax / ull | ullmax % ull;], ac_cv_type_unsigned_long_long=yes, ac_cv_type_unsigned_long_long=no)]) if test $ac_cv_type_unsigned_long_long = yes; then AC_DEFINE(HAVE_UNSIGNED_LONG_LONG, 1, [Define if you have the unsigned long long type.]) fi ]) #serial 7 AC_DEFUN([jm_FUNC_MEMCMP], [AC_REQUIRE([AC_FUNC_MEMCMP])dnl if test $ac_cv_func_memcmp_working = no; then AC_DEFINE(memcmp, rpl_memcmp, [Define to rpl_memcmp if the replacement function should be used.]) fi ]) # getcwd.m4 - check whether getcwd (NULL, 0) allocates memory for result # Copyright 2001 Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2, or (at your option) # any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software Foundation, # Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ # Written by Paul Eggert. AC_DEFUN([AC_FUNC_GETCWD_NULL], [AC_CHECK_HEADERS(stdlib.h unistd.h) AC_CACHE_CHECK([whether getcwd (NULL, 0) allocates memory for result], [ac_cv_func_getcwd_null], [AC_TRY_RUN( [ # ifdef HAVE_STDLIB_H # include # endif # ifdef HAVE_UNISTD_H # include # endif # ifndef getcwd char *getcwd (); # endif int main () { if (chdir ("/") != 0) exit (1); else { char *f = getcwd (NULL, 0); exit (! (f && f[0] == '/' && !f[1])); } }], [ac_cv_func_getcwd_null=yes], [ac_cv_func_getcwd_null=no], [ac_cv_func_getcwd_null=no])]) if test $ac_cv_func_getcwd_null = yes; then AC_DEFINE(HAVE_GETCWD_NULL, 1, [Define if getcwd (NULL, 0) allocates memory for result.]) fi]) #serial 5 dnl Find out how to get the file descriptor associated with an open DIR*. dnl From Jim Meyering AC_DEFUN([UTILS_FUNC_DIRFD], [ dnl Work around a bug of AC_EGREP_CPP in autoconf-2.57. AC_REQUIRE([AC_PROG_CPP]) AC_REQUIRE([AC_PROG_EGREP]) AC_HEADER_DIRENT dirfd_headers=' #if HAVE_DIRENT_H # include #else /* not HAVE_DIRENT_H */ # define dirent direct # if HAVE_SYS_NDIR_H # include # endif /* HAVE_SYS_NDIR_H */ # if HAVE_SYS_DIR_H # include # endif /* HAVE_SYS_DIR_H */ # if HAVE_NDIR_H # include # endif /* HAVE_NDIR_H */ #endif /* HAVE_DIRENT_H */ ' AC_CHECK_FUNCS(dirfd) AC_CHECK_DECLS([dirfd], , , $dirfd_headers) AC_CACHE_CHECK([whether dirfd is a macro], jm_cv_func_dirfd_macro, AC_EGREP_CPP([dirent_header_defines_dirfd], [$dirfd_headers #ifdef dirfd dirent_header_defines_dirfd #endif], jm_cv_func_dirfd_macro=yes, jm_cv_func_dirfd_macro=no)) # Use the replacement only if we have no function, macro, # or declaration with that name. if test $ac_cv_func_dirfd,$ac_cv_have_decl_dirfd,$jm_cv_func_dirfd_macro \ = no,no,no; then AC_REPLACE_FUNCS([dirfd]) AC_CACHE_CHECK( [how to get the file descriptor associated with an open DIR*], gl_cv_sys_dir_fd_member_name, [ dirfd_save_CFLAGS=$CFLAGS for ac_expr in d_fd dd_fd; do CFLAGS="$CFLAGS -DDIR_FD_MEMBER_NAME=$ac_expr" AC_TRY_COMPILE( [$dirfd_headers ], [DIR *dir_p = opendir("."); (void) dir_p->DIR_FD_MEMBER_NAME;], dir_fd_found=yes ) CFLAGS=$dirfd_save_CFLAGS test "$dir_fd_found" = yes && break done test "$dir_fd_found" = yes || ac_expr=no_such_member gl_cv_sys_dir_fd_member_name=$ac_expr ] ) if test $gl_cv_sys_dir_fd_member_name != no_such_member; then AC_DEFINE_UNQUOTED(DIR_FD_MEMBER_NAME, $gl_cv_sys_dir_fd_member_name, [the name of the file descriptor member of DIR]) fi AH_VERBATIM(DIR_TO_FD, [#ifdef DIR_FD_MEMBER_NAME # define DIR_TO_FD(Dir_p) ((Dir_p)->DIR_FD_MEMBER_NAME) #else # define DIR_TO_FD(Dir_p) -1 #endif ] ) fi ]) # acl.m4 - check for access control list (ACL) primitives # Copyright (C) 2002 Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2, or (at your option) # any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software Foundation, # Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ # Written by Paul Eggert. AC_DEFUN([AC_FUNC_ACL], [AC_CHECK_HEADERS(sys/acl.h) AC_CHECK_FUNCS(acl)]) #serial 2 # Use the replacement ftw.c if the one in the C library is inadequate or buggy. # For now, we always use the code in lib/ because libc doesn't have the FTW_DCH # or FTW_DCHP that we need. Arrange to use lib/ftw.h. And since that # implementation uses tsearch.c/tdestroy, add tsearch.o to the list of # objects and arrange to use lib/search.h if necessary. # From Jim Meyering AC_DEFUN([AC_FUNC_FTW], [ # prerequisites AC_REQUIRE([AC_HEADER_STAT]) AC_REQUIRE([jm_FUNC_LSTAT]) AC_REQUIRE([AC_HEADER_DIRENT]) AC_CHECK_HEADERS(sys/param.h) AC_CHECK_DECLS([stpcpy]) # In the event that we have to use the replacement ftw.c, # see if we'll also need the replacement tsearch.c. AC_CHECK_FUNC([tdestroy], , [need_tdestroy=1]) AC_CACHE_CHECK([for ftw/FTW_CHDIR that informs callback of failed chdir], ac_cv_func_ftw_working, [ # The following test would fail prior to glibc-2.3.2, because `depth' # would be 2 rather than 4. Of course, now that we require FTW_DCH # and FTW_DCHP, this test fails even with GNU libc's fixed ftw. mkdir -p conftest.dir/a/b/c AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include #include static char *_f[] = { "conftest.dir", "conftest.dir/a", "conftest.dir/a/b", "conftest.dir/a/b/c" }; static char **p = _f; static int depth; static int cb (const char *file, const struct stat *sb, int file_type, struct FTW *info) { if (strcmp (file, *p++) != 0) exit (1); ++depth; return 0; } int main () { /* Require these symbols, too. */ int d1 = FTW_DCH; int d2 = FTW_DCHP; int err = nftw ("conftest.dir", cb, 30, FTW_PHYS | FTW_MOUNT | FTW_CHDIR); exit ((err == 0 && depth == 4) ? 0 : 1); } ]])], [ac_cv_func_ftw_working=yes], [ac_cv_func_ftw_working=no], [ac_cv_func_ftw_working=no])]) rm -rf conftest.dir if test $ac_cv_func_ftw_working = no; then AC_LIBOBJ([ftw]) AC_CONFIG_LINKS([$ac_config_libobj_dir/ftw.h:$ac_config_libobj_dir/ftw_.h]) # Add tsearch.o IFF we have to use the replacement ftw.c. if test -n "$need_tdestroy"; then AC_LIBOBJ([tsearch]) # Link search.h to search_.h if we use the replacement tsearch.c. AC_CONFIG_LINKS( [$ac_config_libobj_dir/search.h:$ac_config_libobj_dir/search_.h]) fi fi ])# AC_FUNC_FTW #serial 7 dnl From Jim Meyering. dnl Determine whether lstat has the bug that it succeeds when given the dnl zero-length file name argument. The lstat from SunOS4.1.4 and the Hurd dnl (as of 1998-11-01) do this. dnl dnl If it does, then define HAVE_LSTAT_EMPTY_STRING_BUG and arrange to dnl compile the wrapper function. dnl AC_DEFUN([jm_FUNC_LSTAT], [ AC_REQUIRE([AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK]) AC_CACHE_CHECK([whether lstat accepts an empty string], jm_cv_func_lstat_empty_string_bug, [AC_TRY_RUN([ # include # include int main () { struct stat sbuf; exit (lstat ("", &sbuf) ? 1 : 0); } ], jm_cv_func_lstat_empty_string_bug=yes, jm_cv_func_lstat_empty_string_bug=no, dnl When crosscompiling, assume lstat is broken. jm_cv_func_lstat_empty_string_bug=yes) ]) if test $jm_cv_func_lstat_empty_string_bug = yes; then AC_LIBOBJ(lstat) AC_DEFINE(HAVE_LSTAT_EMPTY_STRING_BUG, 1, [Define if lstat has the bug that it succeeds when given the zero-length file name argument. The lstat from SunOS4.1.4 and the Hurd as of 1998-11-01) do this. ]) fi ]) #serial 2 dnl From Jim Meyering. dnl Provide lchown on systems that lack it. AC_DEFUN([jm_FUNC_LCHOWN], [ AC_REQUIRE([AC_TYPE_UID_T]) AC_REPLACE_FUNCS(lchown) ]) #serial 3 # When rmdir fails because the specified directory is not empty, it sets # errno to some value, usually ENOTEMPTY. However, on some AIX systems, # ENOTEMPTY is mistakenly defined to be EEXIST. To work around this, and # in general, to avoid depending on the use of any particular symbol, this # test runs a test to determine the actual numeric value. AC_DEFUN([fetish_FUNC_RMDIR_NOTEMPTY], [dnl AC_CACHE_CHECK([for rmdir-not-empty errno value], fetish_cv_func_rmdir_errno_not_empty, [ # Arrange for deletion of the temporary directory this test creates. ac_clean_files="$ac_clean_files confdir2" mkdir confdir2; : > confdir2/file AC_TRY_RUN([ #include #include #ifndef errno extern int errno; #endif int main () { FILE *s; int val; rmdir ("confdir2"); val = errno; s = fopen ("confdir2/errno", "w"); fprintf (s, "%d\n", val); exit (0); } ], fetish_cv_func_rmdir_errno_not_empty=`cat confdir2/errno`, fetish_cv_func_rmdir_errno_not_empty='configure error in rmdir-errno.m4', fetish_cv_func_rmdir_errno_not_empty=ENOTEMPTY ) ] ) AC_DEFINE_UNQUOTED([RMDIR_ERRNO_NOT_EMPTY], $fetish_cv_func_rmdir_errno_not_empty, [the value to which errno is set when rmdir fails on a nonempty directory]) ]) #serial 7 dnl From Jim Meyering. dnl Determine whether chown accepts arguments of -1 for uid and gid. dnl If it doesn't, arrange to use the replacement function. dnl AC_DEFUN([jm_FUNC_CHOWN], [AC_REQUIRE([AC_TYPE_UID_T])dnl test -z "$ac_cv_header_unistd_h" \ && AC_CHECK_HEADERS(unistd.h) AC_CACHE_CHECK([for working chown], jm_cv_func_working_chown, [AC_TRY_RUN([ # include # include # include # ifdef HAVE_UNISTD_H # include # endif int main () { char *f = "conftest.chown"; struct stat before, after; if (creat (f, 0600) < 0) exit (1); if (stat (f, &before) < 0) exit (1); if (chown (f, (uid_t) -1, (gid_t) -1) == -1) exit (1); if (stat (f, &after) < 0) exit (1); exit ((before.st_uid == after.st_uid && before.st_gid == after.st_gid) ? 0 : 1); } ], jm_cv_func_working_chown=yes, jm_cv_func_working_chown=no, dnl When crosscompiling, assume chown is broken. jm_cv_func_working_chown=no) ]) if test $jm_cv_func_working_chown = no; then AC_LIBOBJ(chown) AC_DEFINE(chown, rpl_chown, [Define to rpl_chown if the replacement function should be used.]) fi ]) #serial 8 dnl From Jim Meyering. dnl A wrapper around AC_FUNC_MKTIME. AC_DEFUN([jm_FUNC_MKTIME], [AC_REQUIRE([AC_FUNC_MKTIME])dnl dnl mktime.c uses localtime_r if it exists. Check for it. AC_CHECK_FUNCS(localtime_r) if test $ac_cv_func_working_mktime = no; then AC_DEFINE(mktime, rpl_mktime, [Define to rpl_mktime if the replacement function should be used.]) fi ]) #serial 7 dnl From Jim Meyering. dnl Determine whether stat has the bug that it succeeds when given the dnl zero-length file name argument. The stat from SunOS4.1.4 and the Hurd dnl (as of 1998-11-01) do this. dnl dnl If it does, then define HAVE_STAT_EMPTY_STRING_BUG and arrange to dnl compile the wrapper function. dnl AC_DEFUN([jm_FUNC_STAT], [ AC_REQUIRE([AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK]) AC_CACHE_CHECK([whether stat accepts an empty string], jm_cv_func_stat_empty_string_bug, [AC_TRY_RUN([ # include # include int main () { struct stat sbuf; exit (stat ("", &sbuf) ? 1 : 0); } ], jm_cv_func_stat_empty_string_bug=yes, jm_cv_func_stat_empty_string_bug=no, dnl When crosscompiling, assume stat is broken. jm_cv_func_stat_empty_string_bug=yes) ]) if test $jm_cv_func_stat_empty_string_bug = yes; then AC_LIBOBJ(stat) AC_DEFINE(HAVE_STAT_EMPTY_STRING_BUG, 1, [Define if stat has the bug that it succeeds when given the zero-length file name argument. The stat from SunOS4.1.4 and the Hurd as of 1998-11-01) do this. ]) fi ]) #serial 8 dnl From Jim Meyering. dnl Check for the nanosleep function. dnl If not found, use the supplied replacement. dnl AC_DEFUN([jm_FUNC_NANOSLEEP], [ nanosleep_save_libs=$LIBS # Solaris 2.5.1 needs -lposix4 to get the nanosleep function. # Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4. AC_SEARCH_LIBS(nanosleep, [rt posix4], [LIB_NANOSLEEP=$ac_cv_search_nanosleep]) AC_SUBST(LIB_NANOSLEEP) AC_CACHE_CHECK([whether nanosleep works], jm_cv_func_nanosleep_works, [ AC_REQUIRE([AC_HEADER_TIME]) AC_TRY_RUN([ # if TIME_WITH_SYS_TIME # include # include # else # if HAVE_SYS_TIME_H # include # else # include # endif # endif int main () { struct timespec ts_sleep, ts_remaining; ts_sleep.tv_sec = 0; ts_sleep.tv_nsec = 1; exit (nanosleep (&ts_sleep, &ts_remaining) == 0 ? 0 : 1); } ], jm_cv_func_nanosleep_works=yes, jm_cv_func_nanosleep_works=no, dnl When crosscompiling, assume the worst. jm_cv_func_nanosleep_works=no) ]) if test $jm_cv_func_nanosleep_works = no; then AC_LIBOBJ(nanosleep) AC_DEFINE(nanosleep, rpl_nanosleep, [Define to rpl_nanosleep if the replacement function should be used.]) fi LIBS=$nanosleep_save_libs ]) #serial 7 -*- autoconf -*- dnl From Jim Meyering. dnl dnl See if the glibc *_unlocked I/O macros are available. dnl Use only those *_unlocked macros that are declared. dnl AC_DEFUN([jm_FUNC_GLIBC_UNLOCKED_IO], [AC_CHECK_DECLS( [clearerr_unlocked, feof_unlocked, ferror_unlocked, fflush_unlocked, fgets_unlocked, fputc_unlocked, fputs_unlocked, fread_unlocked, fwrite_unlocked, getc_unlocked, getchar_unlocked, putc_unlocked, putchar_unlocked])]) #serial 3 dnl Written by Jim Meyering AC_DEFUN([jm_FUNC_GROUP_MEMBER], [ dnl Do this replacement check manually because I want the hyphen dnl (not the underscore) in the filename. AC_CHECK_FUNC(group_member, , [AC_LIBOBJ(group-member)]) ] ) #serial 5 dnl From Jim Meyering. dnl dnl Check whether putenv ("FOO") removes FOO from the environment. dnl The putenv in libc on at least SunOS 4.1.4 does *not* do that. dnl AC_DEFUN([jm_FUNC_PUTENV], [AC_CACHE_CHECK([for SVID conformant putenv], jm_cv_func_svid_putenv, [AC_TRY_RUN([ int main () { /* Put it in env. */ if (putenv ("CONFTEST_putenv=val")) exit (1); /* Try to remove it. */ if (putenv ("CONFTEST_putenv")) exit (1); /* Make sure it was deleted. */ if (getenv ("CONFTEST_putenv") != 0) exit (1); exit (0); } ], jm_cv_func_svid_putenv=yes, jm_cv_func_svid_putenv=no, dnl When crosscompiling, assume putenv is broken. jm_cv_func_svid_putenv=no) ]) if test $jm_cv_func_svid_putenv = no; then AC_LIBOBJ(putenv) AC_DEFINE(putenv, rpl_putenv, [Define to rpl_putenv if the replacement function should be used.]) fi ]) #serial 5 AC_DEFUN([jm_AFS], [ AC_MSG_CHECKING(for AFS) if test -d /afs; then AC_DEFINE(AFS, 1, [Define if you have the Andrew File System.]) ac_result=yes else ac_result=no fi AC_MSG_RESULT($ac_result) ]) #serial 4 # autoconf tests required for use of xstrtoumax.c AC_DEFUN([jm_AC_PREREQ_XSTRTOUMAX], [ AC_REQUIRE([jm_AC_TYPE_INTMAX_T]) AC_REQUIRE([jm_AC_TYPE_UINTMAX_T]) AC_REQUIRE([jm_AC_TYPE_LONG_LONG]) AC_REQUIRE([jm_AC_TYPE_UNSIGNED_LONG_LONG]) AC_CHECK_DECLS([strtol, strtoul, strtoull, strtoimax, strtoumax]) AC_CHECK_HEADERS(limits.h stdlib.h inttypes.h) AC_CACHE_CHECK([whether defines strtoumax as a macro], jm_cv_func_strtoumax_macro, AC_EGREP_CPP([inttypes_h_defines_strtoumax], [#include #ifdef strtoumax inttypes_h_defines_strtoumax #endif], jm_cv_func_strtoumax_macro=yes, jm_cv_func_strtoumax_macro=no)) if test "$jm_cv_func_strtoumax_macro" != yes; then AC_REPLACE_FUNCS(strtoumax) fi dnl Only the replacement strtoumax invokes strtoul and strtoull, dnl so we need the replacements only if strtoumax does not exist. case "$jm_cv_func_strtoumax_macro,$ac_cv_func_strtoumax" in no,no) AC_REPLACE_FUNCS(strtoul) dnl We don't need (and can't compile) the replacement strtoull dnl unless the type `unsigned long long' exists. if test "$ac_cv_type_unsigned_long_long" = yes; then AC_REPLACE_FUNCS(strtoull) fi ;; esac ]) #serial 2 dnl Cloned from xstrtoumax.m4. Keep these files in sync. # autoconf tests required for use of xstrtoimax.c AC_DEFUN([jm_AC_PREREQ_XSTRTOIMAX], [ AC_REQUIRE([jm_AC_TYPE_INTMAX_T]) AC_REQUIRE([jm_AC_TYPE_UINTMAX_T]) AC_REQUIRE([jm_AC_TYPE_LONG_LONG]) AC_REQUIRE([jm_AC_TYPE_UNSIGNED_LONG_LONG]) AC_CHECK_DECLS([strtol, strtoul, strtoll, strtoimax, strtoumax]) AC_CHECK_HEADERS(limits.h stdlib.h inttypes.h) AC_CACHE_CHECK([whether defines strtoimax as a macro], jm_cv_func_strtoimax_macro, AC_EGREP_CPP([inttypes_h_defines_strtoimax], [#include #ifdef strtoimax inttypes_h_defines_strtoimax #endif], jm_cv_func_strtoimax_macro=yes, jm_cv_func_strtoimax_macro=no)) if test "$jm_cv_func_strtoimax_macro" != yes; then AC_REPLACE_FUNCS(strtoimax) fi dnl Only the replacement strtoimax invokes strtol and strtoll, dnl so we need the replacements only if strtoimax does not exist. case "$jm_cv_func_strtoimax_macro,$ac_cv_func_strtoimax" in no,no) AC_REPLACE_FUNCS(strtol) dnl We don't need (and can't compile) the replacement strtoll dnl unless the type `long long' exists. if test "$ac_cv_type_long_long" = yes; then AC_REPLACE_FUNCS(strtoll) fi ;; esac ]) #serial 3 dnl Run a program to determine whether whether link(2) follows symlinks. dnl Set LINK_FOLLOWS_SYMLINKS accordingly. AC_DEFUN([jm_AC_FUNC_LINK_FOLLOWS_SYMLINK], [dnl AC_CACHE_CHECK( [whether link(2) dereferences a symlink specified with a trailing slash], jm_ac_cv_func_link_follows_symlink, [ dnl poor-man's AC_REQUIRE: FIXME: repair this once autoconf-3 provides dnl the appropriate framework. test -z "$ac_cv_header_unistd_h" \ && AC_CHECK_HEADERS(unistd.h) # Create a regular file. echo > conftest.file AC_TRY_RUN( [ # include # include # ifdef HAVE_UNISTD_H # include # endif # define SAME_INODE(Stat_buf_1, Stat_buf_2) \ ((Stat_buf_1).st_ino == (Stat_buf_2).st_ino \ && (Stat_buf_1).st_dev == (Stat_buf_2).st_dev) int main () { const char *file = "conftest.file"; const char *sym = "conftest.sym"; const char *hard = "conftest.hard"; struct stat sb_file, sb_hard; /* Create a symlink to the regular file. */ if (symlink (file, sym)) abort (); /* Create a hard link to that symlink. */ if (link (sym, hard)) abort (); if (lstat (hard, &sb_hard)) abort (); if (lstat (file, &sb_file)) abort (); /* If the dev/inode of hard and file are the same, then the link call followed the symlink. */ return SAME_INODE (sb_hard, sb_file) ? 0 : 1; } ], jm_ac_cv_func_link_follows_symlink=yes, jm_ac_cv_func_link_follows_symlink=no, jm_ac_cv_func_link_follows_symlink=yes dnl We're cross compiling. ) ]) if test $jm_ac_cv_func_link_follows_symlink = yes; then AC_DEFINE(LINK_FOLLOWS_SYMLINKS, 1, [Define if `link(2)' dereferences symbolic links.]) fi ]) #serial 17 dnl This macro is intended to be used solely in this file. dnl These are the prerequisite macros for GNU's strftime.c replacement. AC_DEFUN([_jm_STRFTIME_PREREQS], [ dnl strftime.c uses localtime_r and the underyling system strftime dnl if they exist. AC_CHECK_FUNCS(localtime_r strftime) AC_CHECK_HEADERS(limits.h) AC_CHECK_FUNCS(bcopy tzset mempcpy memcpy memset) # This defines (or not) HAVE_TZNAME and HAVE_TM_ZONE. AC_STRUCT_TIMEZONE AC_CHECK_FUNCS(mblen mbrlen) AC_CHECK_MEMBER([struct tm.tm_gmtoff], [AC_DEFINE(HAVE_TM_GMTOFF, 1, [Define if struct tm has the tm_gmtoff member.])], , [#include ]) ]) dnl From Jim Meyering. dnl AC_DEFUN([jm_FUNC_GNU_STRFTIME], [AC_REQUIRE([AC_HEADER_TIME])dnl _jm_STRFTIME_PREREQS AC_REQUIRE([AC_C_CONST])dnl AC_REQUIRE([AC_HEADER_STDC])dnl AC_CHECK_HEADERS(sys/time.h) AC_DEFINE([my_strftime], [nstrftime], [Define to the name of the strftime replacement function.]) ]) AC_DEFUN([jm_FUNC_STRFTIME], [ _jm_STRFTIME_PREREQS ]) #serial 3 dnl From Jim Meyering dnl Using code from emacs, based on suggestions from Paul Eggert dnl and Ulrich Drepper. dnl Find out how to determine the number of pending output bytes on a stream. dnl glibc (2.1.93 and newer) and Solaris provide __fpending. On other systems, dnl we have to grub around in the FILE struct. AC_DEFUN([jm_FUNC_FPENDING], [ AC_CHECK_HEADERS(stdio_ext.h) AC_REPLACE_FUNCS([__fpending]) fp_headers=' # if HAVE_STDIO_EXT_H # include # endif ' AC_CHECK_DECLS([__fpending], , , $fp_headers) if test $ac_cv_func___fpending = no; then AC_CACHE_CHECK( [how to determine the number of pending output bytes on a stream], ac_cv_sys_pending_output_n_bytes, [ for ac_expr in \ \ '# glibc2' \ 'fp->_IO_write_ptr - fp->_IO_write_base' \ \ '# traditional Unix' \ 'fp->_ptr - fp->_base' \ \ '# BSD' \ 'fp->_p - fp->_bf._base' \ \ '# SCO, Unixware' \ 'fp->__ptr - fp->__base' \ \ '# old glibc?' \ 'fp->__bufp - fp->__buffer' \ \ '# old glibc iostream?' \ 'fp->_pptr - fp->_pbase' \ \ '# VMS' \ '(*fp)->_ptr - (*fp)->_base' \ \ '# e.g., DGUX R4.11; the info is not available' \ 1 \ ; do # Skip each embedded comment. case "$ac_expr" in '#'*) continue;; esac AC_TRY_COMPILE( [#include ], [FILE *fp = stdin; (void) ($ac_expr);], fp_done=yes ) test "$fp_done" = yes && break done ac_cv_sys_pending_output_n_bytes=$ac_expr ] ) AC_DEFINE_UNQUOTED(PENDING_OUTPUT_N_BYTES, $ac_cv_sys_pending_output_n_bytes, [the number of pending output bytes on stream `fp']) fi ]) # inttypes-pri.m4 serial 1001 (based on gettext-0.11.4's `serial 1') dnl Copyright (C) 1997-2002 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. dnl From Bruno Haible. # Define PRI_MACROS_BROKEN if exists and defines the PRI* # macros to non-string values. This is the case on AIX 4.3.3. AC_DEFUN([gt_INTTYPES_PRI], [ # autoconf-2.52 has a proper check for inttypes.h. AC_PREREQ(2.52) if test $ac_cv_header_inttypes_h = yes; then AC_CACHE_CHECK([whether the inttypes.h PRIxNN macros are broken], gt_cv_inttypes_pri_broken, [ AC_TRY_COMPILE([#include #ifdef PRId32 char *p = PRId32; #endif ], [], gt_cv_inttypes_pri_broken=no, gt_cv_inttypes_pri_broken=yes) ]) fi if test "$gt_cv_inttypes_pri_broken" = yes; then AC_DEFINE_UNQUOTED(PRI_MACROS_BROKEN, 1, [Define if exists and defines unusable PRI* macros.]) fi ]) #serial 7 dnl From Jim Meyering. dnl A wrapper around AC_FUNC_GETGROUPS. AC_DEFUN([jm_FUNC_GETGROUPS], [AC_REQUIRE([AC_FUNC_GETGROUPS])dnl if test $ac_cv_func_getgroups_works = no; then AC_LIBOBJ(getgroups) AC_DEFINE(getgroups, rpl_getgroups, [Define as rpl_getgroups if getgroups doesn't work right.]) fi test -n "$GETGROUPS_LIB" && LIBS="$GETGROUPS_LIB $LIBS" ]) #serial 5 AC_PREREQ(2.13) AC_DEFUN([jm_SYS_PROC_UPTIME], [ dnl Require AC_PROG_CC to see if we're cross compiling. AC_REQUIRE([AC_PROG_CC]) AC_CACHE_CHECK([for /proc/uptime], jm_cv_have_proc_uptime, [jm_cv_have_proc_uptime=no test -f /proc/uptime \ && test "$cross_compiling" = no \ && cat < /proc/uptime >/dev/null 2>/dev/null \ && jm_cv_have_proc_uptime=yes]) if test $jm_cv_have_proc_uptime = yes; then AC_DEFINE(HAVE_PROC_UPTIME, 1, [ Define if your system has the /proc/uptime special file.]) fi ]) #serial 4 # See if we need to emulate a missing ftruncate function using fcntl or chsize. AC_DEFUN([jm_FUNC_FTRUNCATE], [ AC_CHECK_FUNCS(ftruncate, , [ftruncate_missing=yes]) if test "$ftruncate_missing" = yes; then AC_CHECK_HEADERS([unistd.h]) AC_CHECK_FUNCS([chsize]) AC_LIBOBJ(ftruncate) fi ]) #serial 3 dnl From Volker Borchert. dnl Determine whether rename works for source paths with a trailing slash. dnl The rename from SunOS 4.1.1_U1 doesn't. dnl dnl If it doesn't, then define RENAME_TRAILING_SLASH_BUG and arrange dnl to compile the wrapper function. dnl AC_DEFUN([vb_FUNC_RENAME], [ AC_CACHE_CHECK([whether rename is broken], vb_cv_func_rename_trailing_slash_bug, [ rm -rf conftest.d1 conftest.d2 mkdir conftest.d1 || AC_MSG_ERROR([cannot create temporary directory]) AC_TRY_RUN([ # include int main () { exit (rename ("conftest.d1/", "conftest.d2") ? 1 : 0); } ], vb_cv_func_rename_trailing_slash_bug=no, vb_cv_func_rename_trailing_slash_bug=yes, dnl When crosscompiling, assume rename is broken. vb_cv_func_rename_trailing_slash_bug=yes) rm -rf conftest.d1 conftest.d2 ]) if test $vb_cv_func_rename_trailing_slash_bug = yes; then AC_LIBOBJ(rename) AC_DEFINE(RENAME_TRAILING_SLASH_BUG, 1, [Define if rename does not work for source paths with a trailing slash, like the one from SunOS 4.1.1_U1.]) fi ]) #serial 1 # On some systems (e.g., HPUX-10.20, SunOS4.1.4, solaris2.5.1), mkstemp has the # silly limit that it can create no more than 26 files from a given template. # Other systems lack mkstemp altogether. On either type of system, arrange # to use the replacement function. AC_DEFUN([UTILS_FUNC_MKSTEMP], [dnl AC_REPLACE_FUNCS(mkstemp) if test $ac_cv_func_mkstemp = no; then utils_cv_func_mkstemp_limitations=yes else AC_CACHE_CHECK([for mkstemp limitations], utils_cv_func_mkstemp_limitations, [ AC_TRY_RUN([ # include int main () { int i; for (i = 0; i < 30; i++) { char template[] = "conftestXXXXXX"; int fd = mkstemp (template); if (fd == -1) exit (1); close (fd); } exit (0); } ], utils_cv_func_mkstemp_limitations=no, utils_cv_func_mkstemp_limitations=yes, utils_cv_func_mkstemp_limitations=yes ) ] ) fi if test $utils_cv_func_mkstemp_limitations = yes; then AC_LIBOBJ(mkstemp) AC_LIBOBJ(tempname) AC_DEFINE(mkstemp, rpl_mkstemp, [Define to rpl_mkstemp if the replacement function should be used.]) fi ]) #serial 2 dnl From Jim Meyering. dnl dnl See if gettimeofday clobbers the static buffer that localtime uses dnl for it's return value. The gettimeofday function from Mac OS X 10.0.4, dnl i.e. Darwin 1.3.7 has this problem. dnl dnl If it does, then arrange to use gettimeofday and localtime only via dnl the wrapper functions that work around the problem. AC_DEFUN([AC_FUNC_GETTIMEOFDAY_CLOBBER], [ AC_REQUIRE([AC_HEADER_TIME]) AC_CHECK_HEADERS(string.h stdlib.h) AC_CACHE_CHECK([whether gettimeofday clobbers localtime buffer], jm_cv_func_gettimeofday_clobber, [AC_TRY_RUN([ #include #if HAVE_STRING_H # include #endif #if TIME_WITH_SYS_TIME # include # include #else # if HAVE_SYS_TIME_H # include # else # include # endif #endif #if HAVE_STDLIB_H # include #endif int main () { time_t t = 0; struct tm *lt; struct tm saved_lt; struct timeval tv; lt = localtime (&t); saved_lt = *lt; gettimeofday (&tv, NULL); if (memcmp (lt, &saved_lt, sizeof (struct tm)) != 0) exit (1); exit (0); } ], jm_cv_func_gettimeofday_clobber=no, jm_cv_func_gettimeofday_clobber=yes, dnl When crosscompiling, assume it is broken. jm_cv_func_gettimeofday_clobber=yes) ]) if test $jm_cv_func_gettimeofday_clobber = yes; then AC_LIBOBJ(gettimeofday) AC_DEFINE(localtime, rpl_localtime, [Define to rpl_localtime if the replacement function should be used.]) AC_DEFINE(gettimeofday, rpl_gettimeofday, [Define to rpl_gettimeofday if the replacement function should be used.]) AC_DEFINE(GETTIMEOFDAY_CLOBBERS_LOCALTIME_BUFFER, 1, [Define if gettimeofday clobbers localtime's static buffer.]) fi ]) #serial 3 dnl From Jim Meyering dnl Replace the utime function on systems that need it. dnl FIXME AC_DEFUN([jm_FUNC_UTIME], [ AC_CHECK_HEADERS(utime.h) AC_REQUIRE([jm_CHECK_TYPE_STRUCT_UTIMBUF]) AC_REQUIRE([AC_FUNC_UTIME_NULL]) if test $ac_cv_func_utime_null = no; then jm_FUNC_UTIMES_NULL AC_REPLACE_FUNCS(utime) fi ]) #serial 4 dnl Shamelessly cloned from acspecific.m4's AC_FUNC_UTIME_NULL, dnl then do case-insensitive s/utime/utimes/. AC_DEFUN([jm_FUNC_UTIMES_NULL], [AC_CACHE_CHECK(whether utimes accepts a null argument, ac_cv_func_utimes_null, [rm -f conftest.data; > conftest.data AC_TRY_RUN([ /* In case stat has been defined to rpl_stat, undef it here. */ #undef stat #include #include main() { struct stat s, t; exit(!(stat ("conftest.data", &s) == 0 && utimes("conftest.data", (long *)0) == 0 && stat("conftest.data", &t) == 0 && t.st_mtime >= s.st_mtime && t.st_mtime - s.st_mtime < 120)); }], ac_cv_func_utimes_null=yes, ac_cv_func_utimes_null=no, ac_cv_func_utimes_null=no) rm -f core core.* *.core]) if test $ac_cv_func_utimes_null = yes; then AC_DEFINE(HAVE_UTIMES_NULL, 1, [Define if utimes accepts a null argument]) fi ] ) #serial 5 dnl See if there's a working, system-supplied version of the getline function. dnl We can't just do AC_REPLACE_FUNCS(getline) because some systems dnl have a function by that name in -linet that doesn't have anything dnl to do with the function we need. AC_DEFUN([AM_FUNC_GETLINE], [dnl am_getline_needs_run_time_check=no AC_CHECK_FUNC(getline, dnl Found it in some library. Verify that it works. am_getline_needs_run_time_check=yes, am_cv_func_working_getline=no) if test $am_getline_needs_run_time_check = yes; then AC_CACHE_CHECK([for working getline function], am_cv_func_working_getline, [echo fooN |tr -d '\012'|tr N '\012' > conftest.data AC_TRY_RUN([ # include # include # include int main () { /* Based on a test program from Karl Heuer. */ char *line = NULL; size_t siz = 0; int len; FILE *in = fopen ("./conftest.data", "r"); if (!in) return 1; len = getline (&line, &siz, in); exit ((len == 4 && line && strcmp (line, "foo\n") == 0) ? 0 : 1); } ], am_cv_func_working_getline=yes dnl The library version works. , am_cv_func_working_getline=no dnl The library version does NOT work. , am_cv_func_working_getline=no dnl We're cross compiling. )]) fi if test $am_cv_func_working_getline = no; then AC_LIBOBJ(getline) fi ]) #serial 1 # Determine approximately how many files may be open simultaneously # in one process. This is approximate, since while running this test, # the configure script already has a few files open. # From Jim Meyering AC_DEFUN([UTILS_SYS_OPEN_MAX], [ AC_CACHE_CHECK([determine how many files may be open simultaneously], utils_cv_sys_open_max, [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include #include int main () { FILE *result = fopen ("conftest.omax", "w"); int i = 1; /* Impose an arbitrary limit, in case some system has no effective limit on the number of simultaneously open files. */ while (i < 30000) { FILE *s = fopen ("conftest.op", "w"); if (!s) break; ++i; } fprintf (result, "%d\n", i); exit (fclose (result) == EOF); } ]])], [utils_cv_sys_open_max=`cat conftest.omax`], [utils_cv_sys_open_max='internal error in open-max.m4'], [utils_cv_sys_open_max='cross compiling run-test in open-max.m4'])]) AC_DEFINE_UNQUOTED([UTILS_OPEN_MAX], $utils_cv_sys_open_max, [the maximum number of simultaneously open files per process]) ]) #serial 4 # Check whether getcwd has the bug that it succeeds for a working directory # longer than PATH_MAX, yet returns a truncated directory name. # If so, arrange to compile the wrapper function. # This is necessary for at least GNU libc on linux-2.4.19 and 2.4.20. # I've heard that this is due to a Linux kernel bug, and that it has # been fixed between 2.4.21-pre3 and 2.4.21-pre4. */ # From Jim Meyering AC_DEFUN([GL_FUNC_GETCWD_PATH_MAX], [ AC_CHECK_DECLS([getcwd]) AC_CACHE_CHECK([whether getcwd properly handles paths longer than PATH_MAX], gl_cv_func_getcwd_vs_path_max, [ # Arrange for deletion of the temporary directory this test creates. ac_clean_files="$ac_clean_files confdir3" AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include #include #include #include #include /* Don't get link errors because mkdir is redefined to rpl_mkdir. */ #undef mkdir #ifndef CHAR_BIT # define CHAR_BIT 8 #endif /* The extra casts work around common compiler bugs. */ #define TYPE_SIGNED(t) (! ((t) 0 < (t) -1)) /* The outer cast is needed to work around a bug in Cray C 5.0.3.0. It is necessary at least when t == time_t. */ #define TYPE_MINIMUM(t) ((t) (TYPE_SIGNED (t) \ ? ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1) : (t) 0)) #define TYPE_MAXIMUM(t) ((t) (~ (t) 0 - TYPE_MINIMUM (t))) #ifndef INT_MAX # define INT_MAX TYPE_MAXIMUM (int) #endif /* The length of this name must be 8. */ #define DIR_NAME "confdir3" int main () { #ifndef PATH_MAX /* The Hurd doesn't define this, so getcwd can't exhibit the bug -- at least not on a local file system. And if we were to start worrying about remote file systems, we'd have to enable the wrapper function all of the time, just to be safe. That's not worth the cost. */ exit (0); #elif INT_MAX - 9 <= PATH_MAX /* The '9', above, comes from strlen (DIR_NAME) + 1. */ /* FIXME: Assuming there's a system for which this is true, this should be done in a compile test. */ exit (0); #else char buf[PATH_MAX + 20]; char *cwd = getcwd (buf, PATH_MAX); size_t cwd_len; int fail = 0; size_t n_chdirs = 0; if (cwd == NULL) exit (1); cwd_len = strlen (cwd); while (1) { char *c; size_t len; cwd_len += 1 + strlen (DIR_NAME); /* If mkdir or chdir fails, be pessimistic and consider that as a failure, too. */ if (mkdir (DIR_NAME, 0700) < 0 || chdir (DIR_NAME) < 0) { fail = 1; break; } if ((c = getcwd (buf, PATH_MAX)) == NULL) { /* This allows any failure to indicate there is no bug. FIXME: check errno? */ break; } if ((len = strlen (c)) != cwd_len) { fail = 1; break; } ++n_chdirs; if (PATH_MAX < len) break; } /* Leaving behind such a deep directory is not polite. So clean up here, right away, even though the driving shell script would also clean up. */ { size_t i; /* Unlink first, in case the chdir failed. */ unlink (DIR_NAME); for (i = 0; i <= n_chdirs; i++) { if (chdir ("..") < 0) break; rmdir (DIR_NAME); } } exit (fail); #endif } ]])], [gl_cv_func_getcwd_vs_path_max=yes], [gl_cv_func_getcwd_vs_path_max=no], [gl_cv_func_getcwd_vs_path_max=no])]) if test $gl_cv_func_getcwd_vs_path_max = yes; then AC_LIBOBJ(getcwd) AC_DEFINE(getcwd, rpl_getcwd, [Define to rpl_getcwd if the wrapper function should be used.]) fi ]) #serial 5 dnl SunOS's readdir is broken in such a way that rm.c has to add extra code dnl to test whether a NULL return value really means there are no more files dnl in the directory. dnl dnl And the rm from coreutils-5.0 exposes a similar problem when there dnl are 338 or more files in a directory on a Darwin-6.5 system dnl dnl Detect the problem by creating a directory containing 500 files (254 not dnl counting . and .. is the minimum for SunOS, 338 for Darwin) and see dnl if a loop doing `readdir; unlink' removes all of them. dnl dnl Define HAVE_WORKING_READDIR if readdir does *not* have this problem. dnl Written by Jim Meyering. AC_DEFUN([GL_FUNC_READDIR], [dnl AC_REQUIRE([AC_HEADER_DIRENT]) AC_CHECK_HEADERS(string.h) AC_CACHE_CHECK([for working readdir], gl_cv_func_working_readdir, [dnl # Arrange for deletion of the temporary directory this test creates, in # case the test itself fails to delete everything -- as happens on Sunos. ac_clean_files="$ac_clean_files conf-dir" AC_TRY_RUN( [# include # include # if HAVE_STRING_H # include # endif # ifdef HAVE_DIRENT_H # include # define NLENGTH(direct) (strlen((direct)->d_name)) # else /* not HAVE_DIRENT_H */ # define dirent direct # define NLENGTH(direct) ((direct)->d_namlen) # ifdef HAVE_SYS_NDIR_H # include # endif /* HAVE_SYS_NDIR_H */ # ifdef HAVE_SYS_DIR_H # include # endif /* HAVE_SYS_DIR_H */ # ifdef HAVE_NDIR_H # include # endif /* HAVE_NDIR_H */ # endif /* HAVE_DIRENT_H */ # define DOT_OR_DOTDOT(Basename) \ (Basename[0] == '.' && (Basename[1] == '\0' \ || (Basename[1] == '.' && Basename[2] == '\0'))) /* Don't try to use replacement mkdir; it wouldn't resolve at link time. */ # undef mkdir static void create_N_file_dir (const char *dir, size_t n_files) { unsigned int i; if (mkdir (dir, 0700)) abort (); if (chdir (dir)) abort (); for (i = 0; i < n_files; i++) { char file_name[4]; FILE *out; sprintf (file_name, "%03d", i); out = fopen (file_name, "w"); if (!out) abort (); if (fclose (out) == EOF) abort (); } if (chdir ("..")) abort (); } static void remove_dir (const char *dir) { DIR *dirp; if (chdir (dir)) abort (); dirp = opendir ("."); if (dirp == NULL) abort (); while (1) { struct dirent *dp = readdir (dirp); if (dp == NULL) break; if (DOT_OR_DOTDOT (dp->d_name)) continue; if (unlink (dp->d_name)) abort (); } closedir (dirp); if (chdir ("..")) abort (); if (rmdir (dir)) exit (1); } int main () { const char *dir = "conf-dir"; create_N_file_dir (dir, 500); remove_dir (dir); exit (0); }], gl_cv_func_working_readdir=yes, gl_cv_func_working_readdir=no, gl_cv_func_working_readdir=no)]) if test $gl_cv_func_working_readdir = yes; then AC_DEFINE(HAVE_WORKING_READDIR, 1, [Define if readdir is found to work properly in some unusual cases. ]) fi ]) # codeset.m4 serial AM1 (gettext-0.10.40) dnl Copyright (C) 2000-2002 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. dnl From Bruno Haible. AC_DEFUN([AM_LANGINFO_CODESET], [ AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset, [AC_TRY_LINK([#include ], [char* cs = nl_langinfo(CODESET);], am_cv_langinfo_codeset=yes, am_cv_langinfo_codeset=no) ]) if test $am_cv_langinfo_codeset = yes; then AC_DEFINE(HAVE_LANGINFO_CODESET, 1, [Define if you have and nl_langinfo(CODESET).]) fi ]) # glibc21.m4 serial 2 (fileutils-4.1.3, gettext-0.10.40) dnl Copyright (C) 2000-2002 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. # Test for the GNU C Library, version 2.1 or newer. # From Bruno Haible. AC_DEFUN([jm_GLIBC21], [ AC_CACHE_CHECK(whether we are using the GNU C Library 2.1 or newer, ac_cv_gnu_library_2_1, [AC_EGREP_CPP([Lucky GNU user], [ #include #ifdef __GNU_LIBRARY__ #if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2) Lucky GNU user #endif #endif ], ac_cv_gnu_library_2_1=yes, ac_cv_gnu_library_2_1=no) ] ) AC_SUBST(GLIBC21) GLIBC21="$ac_cv_gnu_library_2_1" ] ) # iconv.m4 serial AM4 (gettext-0.11.3) dnl Copyright (C) 2000-2002 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. dnl From Bruno Haible. AC_DEFUN([AM_ICONV_LINKFLAGS_BODY], [ dnl Prerequisites of AC_LIB_LINKFLAGS_BODY. AC_REQUIRE([AC_LIB_PREPARE_PREFIX]) AC_REQUIRE([AC_LIB_RPATH]) dnl Search for libiconv and define LIBICONV, LTLIBICONV and INCICONV dnl accordingly. AC_LIB_LINKFLAGS_BODY([iconv]) ]) AC_DEFUN([AM_ICONV_LINK], [ dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and dnl those with the standalone portable GNU libiconv installed). dnl Search for libiconv and define LIBICONV, LTLIBICONV and INCICONV dnl accordingly. AC_REQUIRE([AM_ICONV_LINKFLAGS_BODY]) dnl Add $INCICONV to CPPFLAGS before performing the following checks, dnl because if the user has installed libiconv and not disabled its use dnl via --without-libiconv-prefix, he wants to use it. The first dnl AC_TRY_LINK will then fail, the second AC_TRY_LINK will succeed. am_save_CPPFLAGS="$CPPFLAGS" AC_LIB_APPENDTOVAR([CPPFLAGS], [$INCICONV]) AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [ am_cv_func_iconv="no, consider installing GNU libiconv" am_cv_lib_iconv=no AC_TRY_LINK([#include #include ], [iconv_t cd = iconv_open("",""); iconv(cd,NULL,NULL,NULL,NULL); iconv_close(cd);], am_cv_func_iconv=yes) if test "$am_cv_func_iconv" != yes; then am_save_LIBS="$LIBS" LIBS="$LIBS $LIBICONV" AC_TRY_LINK([#include #include ], [iconv_t cd = iconv_open("",""); iconv(cd,NULL,NULL,NULL,NULL); iconv_close(cd);], am_cv_lib_iconv=yes am_cv_func_iconv=yes) LIBS="$am_save_LIBS" fi ]) if test "$am_cv_func_iconv" = yes; then AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.]) fi if test "$am_cv_lib_iconv" = yes; then AC_MSG_CHECKING([how to link with libiconv]) AC_MSG_RESULT([$LIBICONV]) else dnl If $LIBICONV didn't lead to a usable library, we don't need $INCICONV dnl either. CPPFLAGS="$am_save_CPPFLAGS" LIBICONV= LTLIBICONV= fi AC_SUBST(LIBICONV) AC_SUBST(LTLIBICONV) ]) AC_DEFUN([AM_ICONV], [ AM_ICONV_LINK if test "$am_cv_func_iconv" = yes; then AC_MSG_CHECKING([for iconv declaration]) AC_CACHE_VAL(am_cv_proto_iconv, [ AC_TRY_COMPILE([ #include #include extern #ifdef __cplusplus "C" #endif #if defined(__STDC__) || defined(__cplusplus) size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft); #else size_t iconv(); #endif ], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const") am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"]) am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'` AC_MSG_RESULT([$]{ac_t:- }[$]am_cv_proto_iconv) AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1, [Define as const if the declaration of iconv() needs const.]) fi ]) # lib-prefix.m4 serial 1 (gettext-0.11) dnl Copyright (C) 2001-2002 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. dnl From Bruno Haible. dnl AC_LIB_PREFIX adds to the CPPFLAGS and LDFLAGS the flags that are needed dnl to access previously installed libraries. The basic assumption is that dnl a user will want packages to use other packages he previously installed dnl with the same --prefix option. dnl This macro is not needed if only AC_LIB_LINKFLAGS is used to locate dnl libraries, but is otherwise very convenient. AC_DEFUN([AC_LIB_PREFIX], [ AC_BEFORE([$0], [AC_LIB_LINKFLAGS]) AC_REQUIRE([AC_PROG_CC]) AC_REQUIRE([AC_CANONICAL_HOST]) AC_REQUIRE([AC_LIB_PREPARE_PREFIX]) dnl By default, look in $includedir and $libdir. use_additional=yes AC_LIB_WITH_FINAL_PREFIX([ eval additional_includedir=\"$includedir\" eval additional_libdir=\"$libdir\" ]) AC_ARG_WITH([lib-prefix], [ --with-lib-prefix[=DIR] search for libraries in DIR/include and DIR/lib --without-lib-prefix don't search for libraries in includedir and libdir], [ if test "X$withval" = "Xno"; then use_additional=no else if test "X$withval" = "X"; then AC_LIB_WITH_FINAL_PREFIX([ eval additional_includedir=\"$includedir\" eval additional_libdir=\"$libdir\" ]) else additional_includedir="$withval/include" additional_libdir="$withval/lib" fi fi ]) if test $use_additional = yes; then dnl Potentially add $additional_includedir to $CPPFLAGS. dnl But don't add it dnl 1. if it's the standard /usr/include, dnl 2. if it's already present in $CPPFLAGS, dnl 3. if it's /usr/local/include and we are using GCC on Linux, dnl 4. if it doesn't exist as a directory. if test "X$additional_includedir" != "X/usr/include"; then haveit= for x in $CPPFLAGS; do AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) if test "X$x" = "X-I$additional_includedir"; then haveit=yes break fi done if test -z "$haveit"; then if test "X$additional_includedir" = "X/usr/local/include"; then if test -n "$GCC"; then case $host_os in linux*) haveit=yes;; esac fi fi if test -z "$haveit"; then if test -d "$additional_includedir"; then dnl Really add $additional_includedir to $CPPFLAGS. CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }-I$additional_includedir" fi fi fi fi dnl Potentially add $additional_libdir to $LDFLAGS. dnl But don't add it dnl 1. if it's the standard /usr/lib, dnl 2. if it's already present in $LDFLAGS, dnl 3. if it's /usr/local/lib and we are using GCC on Linux, dnl 4. if it doesn't exist as a directory. if test "X$additional_libdir" != "X/usr/lib"; then haveit= for x in $LDFLAGS; do AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) if test "X$x" = "X-L$additional_libdir"; then haveit=yes break fi done if test -z "$haveit"; then if test "X$additional_libdir" = "X/usr/local/lib"; then if test -n "$GCC"; then case $host_os in linux*) haveit=yes;; esac fi fi if test -z "$haveit"; then if test -d "$additional_libdir"; then dnl Really add $additional_libdir to $LDFLAGS. LDFLAGS="${LDFLAGS}${LDFLAGS:+ }-L$additional_libdir" fi fi fi fi fi ]) dnl AC_LIB_PREPARE_PREFIX creates variables acl_final_prefix, dnl acl_final_exec_prefix, containing the values to which $prefix and dnl $exec_prefix will expand at the end of the configure script. AC_DEFUN([AC_LIB_PREPARE_PREFIX], [ dnl Unfortunately, prefix and exec_prefix get only finally determined dnl at the end of configure. if test "X$prefix" = "XNONE"; then acl_final_prefix="$ac_default_prefix" else acl_final_prefix="$prefix" fi if test "X$exec_prefix" = "XNONE"; then acl_final_exec_prefix='${prefix}' else acl_final_exec_prefix="$exec_prefix" fi acl_save_prefix="$prefix" prefix="$acl_final_prefix" eval acl_final_exec_prefix=\"$acl_final_exec_prefix\" prefix="$acl_save_prefix" ]) dnl AC_LIB_WITH_FINAL_PREFIX([statement]) evaluates statement, with the dnl variables prefix and exec_prefix bound to the values they will have dnl at the end of the configure script. AC_DEFUN([AC_LIB_WITH_FINAL_PREFIX], [ acl_save_prefix="$prefix" prefix="$acl_final_prefix" acl_save_exec_prefix="$exec_prefix" exec_prefix="$acl_final_exec_prefix" $1 exec_prefix="$acl_save_exec_prefix" prefix="$acl_save_prefix" ]) # lib-link.m4 serial 3 (gettext-0.11.3) dnl Copyright (C) 2001-2002 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. dnl From Bruno Haible. dnl AC_LIB_LINKFLAGS(name [, dependencies]) searches for libname and dnl the libraries corresponding to explicit and implicit dependencies. dnl Sets and AC_SUBSTs the LIB${NAME} and LTLIB${NAME} variables and dnl augments the CPPFLAGS variable. AC_DEFUN([AC_LIB_LINKFLAGS], [ AC_REQUIRE([AC_LIB_PREPARE_PREFIX]) AC_REQUIRE([AC_LIB_RPATH]) define([Name],[translit([$1],[./-], [___])]) define([NAME],[translit([$1],[abcdefghijklmnopqrstuvwxyz./-], [ABCDEFGHIJKLMNOPQRSTUVWXYZ___])]) AC_CACHE_CHECK([how to link with lib[]$1], [ac_cv_lib[]Name[]_libs], [ AC_LIB_LINKFLAGS_BODY([$1], [$2]) ac_cv_lib[]Name[]_libs="$LIB[]NAME" ac_cv_lib[]Name[]_ltlibs="$LTLIB[]NAME" ac_cv_lib[]Name[]_cppflags="$INC[]NAME" ]) LIB[]NAME="$ac_cv_lib[]Name[]_libs" LTLIB[]NAME="$ac_cv_lib[]Name[]_ltlibs" INC[]NAME="$ac_cv_lib[]Name[]_cppflags" AC_LIB_APPENDTOVAR([CPPFLAGS], [$INC]NAME) AC_SUBST([LIB]NAME) AC_SUBST([LTLIB]NAME) dnl Also set HAVE_LIB[]NAME so that AC_LIB_HAVE_LINKFLAGS can reuse the dnl results of this search when this library appears as a dependency. HAVE_LIB[]NAME=yes undefine([Name]) undefine([NAME]) ]) dnl AC_LIB_HAVE_LINKFLAGS(name, dependencies, includes, testcode) dnl searches for libname and the libraries corresponding to explicit and dnl implicit dependencies, together with the specified include files and dnl the ability to compile and link the specified testcode. If found, it dnl sets and AC_SUBSTs HAVE_LIB${NAME}=yes and the LIB${NAME} and dnl LTLIB${NAME} variables and augments the CPPFLAGS variable, and dnl #defines HAVE_LIB${NAME} to 1. Otherwise, it sets and AC_SUBSTs dnl HAVE_LIB${NAME}=no and LIB${NAME} and LTLIB${NAME} to empty. AC_DEFUN([AC_LIB_HAVE_LINKFLAGS], [ AC_REQUIRE([AC_LIB_PREPARE_PREFIX]) AC_REQUIRE([AC_LIB_RPATH]) define([Name],[translit([$1],[./-], [___])]) define([NAME],[translit([$1],[abcdefghijklmnopqrstuvwxyz./-], [ABCDEFGHIJKLMNOPQRSTUVWXYZ___])]) dnl Search for lib[]Name and define LIB[]NAME, LTLIB[]NAME and INC[]NAME dnl accordingly. AC_LIB_LINKFLAGS_BODY([$1], [$2]) dnl Add $INC[]NAME to CPPFLAGS before performing the following checks, dnl because if the user has installed lib[]Name and not disabled its use dnl via --without-lib[]Name-prefix, he wants to use it. ac_save_CPPFLAGS="$CPPFLAGS" AC_LIB_APPENDTOVAR([CPPFLAGS], [$INC]NAME) AC_CACHE_CHECK([for lib[]$1], [ac_cv_lib[]Name], [ ac_save_LIBS="$LIBS" LIBS="$LIBS $LIB[]NAME" AC_TRY_LINK([$3], [$4], [ac_cv_lib[]Name=yes], [ac_cv_lib[]Name=no]) LIBS="$ac_save_LIBS" ]) if test "$ac_cv_lib[]Name" = yes; then HAVE_LIB[]NAME=yes AC_DEFINE([HAVE_LIB]NAME, 1, [Define if you have the $1 library.]) AC_MSG_CHECKING([how to link with lib[]$1]) AC_MSG_RESULT([$LIB[]NAME]) else HAVE_LIB[]NAME=no dnl If $LIB[]NAME didn't lead to a usable library, we don't need dnl $INC[]NAME either. CPPFLAGS="$ac_save_CPPFLAGS" LIB[]NAME= LTLIB[]NAME= fi AC_SUBST([HAVE_LIB]NAME) AC_SUBST([LIB]NAME) AC_SUBST([LTLIB]NAME) undefine([Name]) undefine([NAME]) ]) dnl Determine the platform dependent parameters needed to use rpath: dnl libext, shlibext, hardcode_libdir_flag_spec, hardcode_libdir_separator, dnl hardcode_direct, hardcode_minus_L, dnl sys_lib_search_path_spec, sys_lib_dlsearch_path_spec. AC_DEFUN([AC_LIB_RPATH], [ AC_REQUIRE([AC_PROG_CC]) dnl we use $CC, $GCC, $LDFLAGS AC_REQUIRE([AC_LIB_PROG_LD]) dnl we use $LD, $with_gnu_ld AC_REQUIRE([AC_CANONICAL_HOST]) dnl we use $host AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT]) dnl we use $ac_aux_dir AC_CACHE_CHECK([for shared library run path origin], acl_cv_rpath, [ CC="$CC" GCC="$GCC" LDFLAGS="$LDFLAGS" LD="$LD" with_gnu_ld="$with_gnu_ld" \ ${CONFIG_SHELL-/bin/sh} "$ac_aux_dir/config.rpath" "$host" > conftest.sh . ./conftest.sh rm -f ./conftest.sh acl_cv_rpath=done ]) wl="$acl_cv_wl" libext="$acl_cv_libext" shlibext="$acl_cv_shlibext" hardcode_libdir_flag_spec="$acl_cv_hardcode_libdir_flag_spec" hardcode_libdir_separator="$acl_cv_hardcode_libdir_separator" hardcode_direct="$acl_cv_hardcode_direct" hardcode_minus_L="$acl_cv_hardcode_minus_L" sys_lib_search_path_spec="$acl_cv_sys_lib_search_path_spec" sys_lib_dlsearch_path_spec="$acl_cv_sys_lib_dlsearch_path_spec" dnl Determine whether the user wants rpath handling at all. AC_ARG_ENABLE(rpath, [ --disable-rpath do not hardcode runtime library paths], :, enable_rpath=yes) ]) dnl AC_LIB_LINKFLAGS_BODY(name [, dependencies]) searches for libname and dnl the libraries corresponding to explicit and implicit dependencies. dnl Sets the LIB${NAME}, LTLIB${NAME} and INC${NAME} variables. AC_DEFUN([AC_LIB_LINKFLAGS_BODY], [ define([NAME],[translit([$1],[abcdefghijklmnopqrstuvwxyz./-], [ABCDEFGHIJKLMNOPQRSTUVWXYZ___])]) dnl By default, look in $includedir and $libdir. use_additional=yes AC_LIB_WITH_FINAL_PREFIX([ eval additional_includedir=\"$includedir\" eval additional_libdir=\"$libdir\" ]) AC_ARG_WITH([lib$1-prefix], [ --with-lib$1-prefix[=DIR] search for lib$1 in DIR/include and DIR/lib --without-lib$1-prefix don't search for lib$1 in includedir and libdir], [ if test "X$withval" = "Xno"; then use_additional=no else if test "X$withval" = "X"; then AC_LIB_WITH_FINAL_PREFIX([ eval additional_includedir=\"$includedir\" eval additional_libdir=\"$libdir\" ]) else additional_includedir="$withval/include" additional_libdir="$withval/lib" fi fi ]) dnl Search the library and its dependencies in $additional_libdir and dnl $LDFLAGS. Using breadth-first-seach. LIB[]NAME= LTLIB[]NAME= INC[]NAME= rpathdirs= ltrpathdirs= names_already_handled= names_next_round='$1 $2' while test -n "$names_next_round"; do names_this_round="$names_next_round" names_next_round= for name in $names_this_round; do already_handled= for n in $names_already_handled; do if test "$n" = "$name"; then already_handled=yes break fi done if test -z "$already_handled"; then names_already_handled="$names_already_handled $name" dnl See if it was already located by an earlier AC_LIB_LINKFLAGS dnl or AC_LIB_HAVE_LINKFLAGS call. uppername=`echo "$name" | sed -e 'y|abcdefghijklmnopqrstuvwxyz./-|ABCDEFGHIJKLMNOPQRSTUVWXYZ___|'` eval value=\"\$HAVE_LIB$uppername\" if test -n "$value"; then if test "$value" = yes; then eval value=\"\$LIB$uppername\" test -z "$value" || LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$value" eval value=\"\$LTLIB$uppername\" test -z "$value" || LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }$value" else dnl An earlier call to AC_LIB_HAVE_LINKFLAGS has determined dnl that this library doesn't exist. So just drop it. : fi else dnl Search the library lib$name in $additional_libdir and $LDFLAGS dnl and the already constructed $LIBNAME/$LTLIBNAME. found_dir= found_la= found_so= found_a= if test $use_additional = yes; then if test -n "$shlibext" && test -f "$additional_libdir/lib$name.$shlibext"; then found_dir="$additional_libdir" found_so="$additional_libdir/lib$name.$shlibext" if test -f "$additional_libdir/lib$name.la"; then found_la="$additional_libdir/lib$name.la" fi else if test -f "$additional_libdir/lib$name.$libext"; then found_dir="$additional_libdir" found_a="$additional_libdir/lib$name.$libext" if test -f "$additional_libdir/lib$name.la"; then found_la="$additional_libdir/lib$name.la" fi fi fi fi if test "X$found_dir" = "X"; then for x in $LDFLAGS $LTLIB[]NAME; do AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) case "$x" in -L*) dir=`echo "X$x" | sed -e 's/^X-L//'` if test -n "$shlibext" && test -f "$dir/lib$name.$shlibext"; then found_dir="$dir" found_so="$dir/lib$name.$shlibext" if test -f "$dir/lib$name.la"; then found_la="$dir/lib$name.la" fi else if test -f "$dir/lib$name.$libext"; then found_dir="$dir" found_a="$dir/lib$name.$libext" if test -f "$dir/lib$name.la"; then found_la="$dir/lib$name.la" fi fi fi ;; esac if test "X$found_dir" != "X"; then break fi done fi if test "X$found_dir" != "X"; then dnl Found the library. LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-L$found_dir -l$name" if test "X$found_so" != "X"; then dnl Linking with a shared library. We attempt to hardcode its dnl directory into the executable's runpath, unless it's the dnl standard /usr/lib. if test "$enable_rpath" = no || test "X$found_dir" = "X/usr/lib"; then dnl No hardcoding is needed. LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so" else dnl Use an explicit option to hardcode DIR into the resulting dnl binary. dnl Potentially add DIR to ltrpathdirs. dnl The ltrpathdirs will be appended to $LTLIBNAME at the end. haveit= for x in $ltrpathdirs; do if test "X$x" = "X$found_dir"; then haveit=yes break fi done if test -z "$haveit"; then ltrpathdirs="$ltrpathdirs $found_dir" fi dnl The hardcoding into $LIBNAME is system dependent. if test "$hardcode_direct" = yes; then dnl Using DIR/libNAME.so during linking hardcodes DIR into the dnl resulting binary. LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so" else if test -n "$hardcode_libdir_flag_spec" && test "$hardcode_minus_L" = no; then dnl Use an explicit option to hardcode DIR into the resulting dnl binary. LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so" dnl Potentially add DIR to rpathdirs. dnl The rpathdirs will be appended to $LIBNAME at the end. haveit= for x in $rpathdirs; do if test "X$x" = "X$found_dir"; then haveit=yes break fi done if test -z "$haveit"; then rpathdirs="$rpathdirs $found_dir" fi else dnl Rely on "-L$found_dir". dnl But don't add it if it's already contained in the LDFLAGS dnl or the already constructed $LIBNAME haveit= for x in $LDFLAGS $LIB[]NAME; do AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) if test "X$x" = "X-L$found_dir"; then haveit=yes break fi done if test -z "$haveit"; then LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-L$found_dir" fi if test "$hardcode_minus_L" != no; then dnl FIXME: Not sure whether we should use dnl "-L$found_dir -l$name" or "-L$found_dir $found_so" dnl here. LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so" else dnl We cannot use $hardcode_runpath_var and LD_RUN_PATH dnl here, because this doesn't fit in flags passed to the dnl compiler. So give up. No hardcoding. This affects only dnl very old systems. dnl FIXME: Not sure whether we should use dnl "-L$found_dir -l$name" or "-L$found_dir $found_so" dnl here. LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-l$name" fi fi fi fi else if test "X$found_a" != "X"; then dnl Linking with a static library. LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_a" else dnl We shouldn't come here, but anyway it's good to have a dnl fallback. LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-L$found_dir -l$name" fi fi dnl Assume the include files are nearby. additional_includedir= case "$found_dir" in */lib | */lib/) basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e 's,/lib/*$,,'` additional_includedir="$basedir/include" ;; esac if test "X$additional_includedir" != "X"; then dnl Potentially add $additional_includedir to $INCNAME. dnl But don't add it dnl 1. if it's the standard /usr/include, dnl 2. if it's /usr/local/include and we are using GCC on Linux, dnl 3. if it's already present in $CPPFLAGS or the already dnl constructed $INCNAME, dnl 4. if it doesn't exist as a directory. if test "X$additional_includedir" != "X/usr/include"; then haveit= if test "X$additional_includedir" = "X/usr/local/include"; then if test -n "$GCC"; then case $host_os in linux*) haveit=yes;; esac fi fi if test -z "$haveit"; then for x in $CPPFLAGS $INC[]NAME; do AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) if test "X$x" = "X-I$additional_includedir"; then haveit=yes break fi done if test -z "$haveit"; then if test -d "$additional_includedir"; then dnl Really add $additional_includedir to $INCNAME. INC[]NAME="${INC[]NAME}${INC[]NAME:+ }-I$additional_includedir" fi fi fi fi fi dnl Look for dependencies. if test -n "$found_la"; then dnl Read the .la file. It defines the variables dnl dlname, library_names, old_library, dependency_libs, current, dnl age, revision, installed, dlopen, dlpreopen, libdir. save_libdir="$libdir" case "$found_la" in */* | *\\*) . "$found_la" ;; *) . "./$found_la" ;; esac libdir="$save_libdir" dnl We use only dependency_libs. for dep in $dependency_libs; do case "$dep" in -L*) additional_libdir=`echo "X$dep" | sed -e 's/^X-L//'` dnl Potentially add $additional_libdir to $LIBNAME and $LTLIBNAME. dnl But don't add it dnl 1. if it's the standard /usr/lib, dnl 2. if it's /usr/local/lib and we are using GCC on Linux, dnl 3. if it's already present in $LDFLAGS or the already dnl constructed $LIBNAME, dnl 4. if it doesn't exist as a directory. if test "X$additional_libdir" != "X/usr/lib"; then haveit= if test "X$additional_libdir" = "X/usr/local/lib"; then if test -n "$GCC"; then case $host_os in linux*) haveit=yes;; esac fi fi if test -z "$haveit"; then haveit= for x in $LDFLAGS $LIB[]NAME; do AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) if test "X$x" = "X-L$additional_libdir"; then haveit=yes break fi done if test -z "$haveit"; then if test -d "$additional_libdir"; then dnl Really add $additional_libdir to $LIBNAME. LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-L$additional_libdir" fi fi haveit= for x in $LDFLAGS $LTLIB[]NAME; do AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) if test "X$x" = "X-L$additional_libdir"; then haveit=yes break fi done if test -z "$haveit"; then if test -d "$additional_libdir"; then dnl Really add $additional_libdir to $LTLIBNAME. LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-L$additional_libdir" fi fi fi fi ;; -R*) dir=`echo "X$dep" | sed -e 's/^X-R//'` if test "$enable_rpath" != no; then dnl Potentially add DIR to rpathdirs. dnl The rpathdirs will be appended to $LIBNAME at the end. haveit= for x in $rpathdirs; do if test "X$x" = "X$dir"; then haveit=yes break fi done if test -z "$haveit"; then rpathdirs="$rpathdirs $dir" fi dnl Potentially add DIR to ltrpathdirs. dnl The ltrpathdirs will be appended to $LTLIBNAME at the end. haveit= for x in $ltrpathdirs; do if test "X$x" = "X$dir"; then haveit=yes break fi done if test -z "$haveit"; then ltrpathdirs="$ltrpathdirs $dir" fi fi ;; -l*) dnl Handle this in the next round. names_next_round="$names_next_round "`echo "X$dep" | sed -e 's/^X-l//'` ;; *.la) dnl Handle this in the next round. Throw away the .la's dnl directory; it is already contained in a preceding -L dnl option. names_next_round="$names_next_round "`echo "X$dep" | sed -e 's,^X.*/,,' -e 's,^lib,,' -e 's,\.la$,,'` ;; *) dnl Most likely an immediate library name. LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$dep" LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }$dep" ;; esac done fi else dnl Didn't find the library; assume it is in the system directories dnl known to the linker and runtime loader. (All the system dnl directories known to the linker should also be known to the dnl runtime loader, otherwise the system is severely misconfigured.) LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-l$name" LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-l$name" fi fi fi done done if test "X$rpathdirs" != "X"; then if test -n "$hardcode_libdir_separator"; then dnl Weird platform: only the last -rpath option counts, the user must dnl pass all path elements in one option. We can arrange that for a dnl single library, but not when more than one $LIBNAMEs are used. alldirs= for found_dir in $rpathdirs; do alldirs="${alldirs}${alldirs:+$hardcode_libdir_separator}$found_dir" done dnl Note: hardcode_libdir_flag_spec uses $libdir and $wl. acl_save_libdir="$libdir" libdir="$alldirs" eval flag=\"$hardcode_libdir_flag_spec\" libdir="$acl_save_libdir" LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$flag" else dnl The -rpath options are cumulative. for found_dir in $rpathdirs; do acl_save_libdir="$libdir" libdir="$found_dir" eval flag=\"$hardcode_libdir_flag_spec\" libdir="$acl_save_libdir" LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$flag" done fi fi if test "X$ltrpathdirs" != "X"; then dnl When using libtool, the option that works for both libraries and dnl executables is -R. The -R options are cumulative. for found_dir in $ltrpathdirs; do LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-R$found_dir" done fi ]) dnl AC_LIB_APPENDTOVAR(VAR, CONTENTS) appends the elements of CONTENTS to VAR, dnl unless already present in VAR. dnl Works only for CPPFLAGS, not for LIB* variables because that sometimes dnl contains two or three consecutive elements that belong together. AC_DEFUN([AC_LIB_APPENDTOVAR], [ for element in [$2]; do haveit= for x in $[$1]; do AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"]) if test "X$x" = "X$element"; then haveit=yes break fi done if test -z "$haveit"; then [$1]="${[$1]}${[$1]:+ }$element" fi done ]) # lib-ld.m4 serial 2 dnl Copyright (C) 1996-2003 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. dnl Subroutines of libtool.m4, dnl with replacements s/AC_/AC_LIB/ and s/lt_cv/acl_cv/ to avoid collision dnl with libtool.m4. dnl From libtool-1.4. Sets the variable with_gnu_ld to yes or no. AC_DEFUN([AC_LIB_PROG_LD_GNU], [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], acl_cv_prog_gnu_ld, [# I'd rather use --version here, but apparently some GNU ld's only accept -v. if $LD -v 2>&1 &5; then acl_cv_prog_gnu_ld=yes else acl_cv_prog_gnu_ld=no fi]) with_gnu_ld=$acl_cv_prog_gnu_ld ]) dnl From libtool-1.4. Sets the variable LD. AC_DEFUN([AC_LIB_PROG_LD], [AC_ARG_WITH(gnu-ld, [ --with-gnu-ld assume the C compiler uses GNU ld [default=no]], test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no) AC_REQUIRE([AC_PROG_CC])dnl AC_REQUIRE([AC_CANONICAL_HOST])dnl ac_prog=ld if test "$GCC" = yes; then # Check if gcc -print-prog-name=ld gives a path. AC_MSG_CHECKING([for ld used by GCC]) case $host in *-*-mingw*) # gcc leaves a trailing carriage return which upsets mingw ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;; *) ac_prog=`($CC -print-prog-name=ld) 2>&5` ;; esac case $ac_prog in # Accept absolute paths. [[\\/]* | [A-Za-z]:[\\/]*)] [re_direlt='/[^/][^/]*/\.\./'] # Canonicalize the path of ld ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'` while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` done test -z "$LD" && LD="$ac_prog" ;; "") # If it fails, then pretend we aren't using GCC. ac_prog=ld ;; *) # If it is relative, then search for the first ld in PATH. with_gnu_ld=unknown ;; esac elif test "$with_gnu_ld" = yes; then AC_MSG_CHECKING([for GNU ld]) else AC_MSG_CHECKING([for non-GNU ld]) fi AC_CACHE_VAL(acl_cv_path_LD, [if test -z "$LD"; then IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}" for ac_dir in $PATH; do test -z "$ac_dir" && ac_dir=. if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then acl_cv_path_LD="$ac_dir/$ac_prog" # Check to see if the program is GNU ld. I'd rather use --version, # but apparently some GNU ld's only accept -v. # Break only if it was the GNU/non-GNU ld that we prefer. if "$acl_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then test "$with_gnu_ld" != no && break else test "$with_gnu_ld" != yes && break fi fi done IFS="$ac_save_ifs" else acl_cv_path_LD="$LD" # Let the user override the test with a path. fi]) LD="$acl_cv_path_LD" if test -n "$LD"; then AC_MSG_RESULT($LD) else AC_MSG_RESULT(no) fi test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH]) AC_LIB_PROG_LD_GNU ]) #serial 6 dnl From J. David Anglin. dnl HPUX and other systems can't unlink shared text that is being executed. AC_DEFUN([jm_FUNC_UNLINK_BUSY_TEXT], [dnl AC_CACHE_CHECK([whether a running program can be unlinked], jm_cv_func_unlink_busy_text, [ AC_TRY_RUN([ main (argc, argv) int argc; char **argv; { if (!argc) exit (-1); exit (unlink (argv[0])); } ], jm_cv_func_unlink_busy_text=yes, jm_cv_func_unlink_busy_text=no, jm_cv_func_unlink_busy_text=no ) ] ) if test $jm_cv_func_unlink_busy_text = no; then INSTALL=$ac_install_sh fi ]) #serial 12 dnl From Jim Meyering. dnl dnl This is not pretty. I've just taken the autoconf code and wrapped dnl it in an AC_DEFUN. dnl # jm_LIST_MOUNTED_FILESYSTEMS([ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]]) AC_DEFUN([jm_LIST_MOUNTED_FILESYSTEMS], [ AC_CHECK_FUNCS(listmntent getmntinfo) AC_CHECK_HEADERS(mntent.h sys/param.h sys/ucred.h sys/mount.h sys/fs_types.h) getfsstat_includes="\ $ac_includes_default #if HAVE_SYS_PARAM_H # include /* needed by powerpc-apple-darwin1.3.7 */ #endif #if HAVE_SYS_UCRED_H # include /* needed by powerpc-apple-darwin1.3.7 */ #endif #if HAVE_SYS_MOUNT_H # include #endif #if HAVE_SYS_FS_TYPES_H # include /* needed by powerpc-apple-darwin1.3.7 */ #endif " AC_CHECK_MEMBERS([struct fsstat.f_fstypename],,,[$getfsstat_includes]) # Determine how to get the list of mounted filesystems. ac_list_mounted_fs= # If the getmntent function is available but not in the standard library, # make sure LIBS contains -lsun (on Irix4) or -lseq (on PTX). AC_FUNC_GETMNTENT # This test must precede the ones for getmntent because Unicos-9 is # reported to have the getmntent function, but its support is incompatible # with other getmntent implementations. # NOTE: Normally, I wouldn't use a check for system type as I've done for # `CRAY' below since that goes against the whole autoconf philosophy. But # I think there is too great a chance that some non-Cray system has a # function named listmntent to risk the false positive. if test -z "$ac_list_mounted_fs"; then # Cray UNICOS 9 AC_MSG_CHECKING([for listmntent of Cray/Unicos-9]) AC_CACHE_VAL(fu_cv_sys_mounted_cray_listmntent, [fu_cv_sys_mounted_cray_listmntent=no AC_EGREP_CPP(yes, [#ifdef _CRAY yes #endif ], [test $ac_cv_func_listmntent = yes \ && fu_cv_sys_mounted_cray_listmntent=yes] ) ] ) AC_MSG_RESULT($fu_cv_sys_mounted_cray_listmntent) if test $fu_cv_sys_mounted_cray_listmntent = yes; then ac_list_mounted_fs=found AC_DEFINE(MOUNTED_LISTMNTENT, 1, [Define if there is a function named listmntent that can be used to list all mounted filesystems. (UNICOS)]) fi fi if test -z "$ac_list_mounted_fs"; then # AIX. AC_MSG_CHECKING([for mntctl function and struct vmount]) AC_CACHE_VAL(fu_cv_sys_mounted_vmount, [AC_TRY_CPP([#include ], fu_cv_sys_mounted_vmount=yes, fu_cv_sys_mounted_vmount=no)]) AC_MSG_RESULT($fu_cv_sys_mounted_vmount) if test $fu_cv_sys_mounted_vmount = yes; then ac_list_mounted_fs=found AC_DEFINE(MOUNTED_VMOUNT, 1, [Define if there is a function named mntctl that can be used to read the list of mounted filesystems, and there is a system header file that declares `struct vmount.' (AIX)]) fi fi if test $ac_cv_func_getmntent = yes; then # This system has the getmntent function. # Determine whether it's the one-argument variant or the two-argument one. if test -z "$ac_list_mounted_fs"; then # 4.3BSD, SunOS, HP-UX, Dynix, Irix AC_MSG_CHECKING([for one-argument getmntent function]) AC_CACHE_VAL(fu_cv_sys_mounted_getmntent1, [AC_TRY_COMPILE([ /* SunOS 4.1.x /usr/include/mntent.h needs this for FILE */ #include #include #if !defined MOUNTED # if defined _PATH_MOUNTED /* GNU libc */ # define MOUNTED _PATH_MOUNTED # endif # if defined MNT_MNTTAB /* HP-UX. */ # define MOUNTED MNT_MNTTAB # endif # if defined MNTTABNAME /* Dynix. */ # define MOUNTED MNTTABNAME # endif #endif ], [ struct mntent *mnt = 0; char *table = MOUNTED; ], fu_cv_sys_mounted_getmntent1=yes, fu_cv_sys_mounted_getmntent1=no)]) AC_MSG_RESULT($fu_cv_sys_mounted_getmntent1) if test $fu_cv_sys_mounted_getmntent1 = yes; then ac_list_mounted_fs=found AC_DEFINE(MOUNTED_GETMNTENT1, 1, [Define if there is a function named getmntent for reading the list of mounted filesystems, and that function takes a single argument. (4.3BSD, SunOS, HP-UX, Dynix, Irix)]) fi fi if test -z "$ac_list_mounted_fs"; then # SVR4 AC_MSG_CHECKING([for two-argument getmntent function]) AC_CACHE_VAL(fu_cv_sys_mounted_getmntent2, [AC_EGREP_HEADER(getmntent, sys/mnttab.h, fu_cv_sys_mounted_getmntent2=yes, fu_cv_sys_mounted_getmntent2=no)]) AC_MSG_RESULT($fu_cv_sys_mounted_getmntent2) if test $fu_cv_sys_mounted_getmntent2 = yes; then ac_list_mounted_fs=found AC_DEFINE(MOUNTED_GETMNTENT2, 1, [Define if there is a function named getmntent for reading the list of mounted filesystems, and that function takes two arguments. (SVR4)]) fi fi fi if test -z "$ac_list_mounted_fs"; then # DEC Alpha running OSF/1, and Apple Darwin 1.3. # powerpc-apple-darwin1.3.7 needs sys/param.h sys/ucred.h sys/fs_types.h AC_MSG_CHECKING([for getfsstat function]) AC_CACHE_VAL(fu_cv_sys_mounted_getfsstat, [AC_TRY_LINK([ #include #if HAVE_STRUCT_FSSTAT_F_FSTYPENAME # define FS_TYPE(Ent) ((Ent).f_fstypename) #else # define FS_TYPE(Ent) mnt_names[(Ent).f_type] #endif ]$getfsstat_includes , [struct statfs *stats; int numsys = getfsstat ((struct statfs *)0, 0L, MNT_WAIT); char *t = FS_TYPE (*stats); ], fu_cv_sys_mounted_getfsstat=yes, fu_cv_sys_mounted_getfsstat=no)]) AC_MSG_RESULT($fu_cv_sys_mounted_getfsstat) if test $fu_cv_sys_mounted_getfsstat = yes; then ac_list_mounted_fs=found AC_DEFINE(MOUNTED_GETFSSTAT, 1, [Define if there is a function named getfsstat for reading the list of mounted filesystems. (DEC Alpha running OSF/1)]) fi fi if test -z "$ac_list_mounted_fs"; then # SVR3 AC_MSG_CHECKING([for FIXME existence of three headers]) AC_CACHE_VAL(fu_cv_sys_mounted_fread_fstyp, [AC_TRY_CPP([ #include #include #include ], fu_cv_sys_mounted_fread_fstyp=yes, fu_cv_sys_mounted_fread_fstyp=no)]) AC_MSG_RESULT($fu_cv_sys_mounted_fread_fstyp) if test $fu_cv_sys_mounted_fread_fstyp = yes; then ac_list_mounted_fs=found AC_DEFINE(MOUNTED_FREAD_FSTYP, 1, [Define if (like SVR2) there is no specific function for reading the list of mounted filesystems, and your system has these header files: and . (SVR3)]) fi fi if test -z "$ac_list_mounted_fs"; then # 4.4BSD and DEC OSF/1. AC_MSG_CHECKING([for getmntinfo function]) AC_CACHE_VAL(fu_cv_sys_mounted_getmntinfo, [ test "$ac_cv_func_getmntinfo" = yes \ && fu_cv_sys_mounted_getmntinfo=yes \ || fu_cv_sys_mounted_getmntinfo=no ]) AC_MSG_RESULT($fu_cv_sys_mounted_getmntinfo) if test $fu_cv_sys_mounted_getmntinfo = yes; then ac_list_mounted_fs=found AC_DEFINE(MOUNTED_GETMNTINFO, 1, [Define if there is a function named getmntinfo for reading the list of mounted filesystems. (4.4BSD, Darwin)]) fi fi if test -z "$ac_list_mounted_fs"; then # Ultrix AC_MSG_CHECKING([for getmnt function]) AC_CACHE_VAL(fu_cv_sys_mounted_getmnt, [AC_TRY_CPP([ #include #include ], fu_cv_sys_mounted_getmnt=yes, fu_cv_sys_mounted_getmnt=no)]) AC_MSG_RESULT($fu_cv_sys_mounted_getmnt) if test $fu_cv_sys_mounted_getmnt = yes; then ac_list_mounted_fs=found AC_DEFINE(MOUNTED_GETMNT, 1, [Define if there is a function named getmnt for reading the list of mounted filesystems. (Ultrix)]) fi fi if test -z "$ac_list_mounted_fs"; then # BeOS AC_CHECK_FUNCS(next_dev fs_stat_dev) AC_CHECK_HEADERS(fs_info.h) AC_MSG_CHECKING([for BEOS mounted file system support functions]) if test $ac_cv_header_fs_info_h = yes \ && test $ac_cv_func_next_dev = yes \ && test $ac_cv_func_fs_stat_dev = yes; then fu_result=yes else fu_result=no fi AC_MSG_RESULT($fu_result) if test $fu_result = yes; then ac_list_mounted_fs=found AC_DEFINE(MOUNTED_FS_STAT_DEV, 1, [Define if there are functions named next_dev and fs_stat_dev for reading the list of mounted filesystems. (BeOS)]) fi fi if test -z "$ac_list_mounted_fs"; then # SVR2 AC_MSG_CHECKING([whether it is possible to resort to fread on /etc/mnttab]) AC_CACHE_VAL(fu_cv_sys_mounted_fread, [AC_TRY_CPP([#include ], fu_cv_sys_mounted_fread=yes, fu_cv_sys_mounted_fread=no)]) AC_MSG_RESULT($fu_cv_sys_mounted_fread) if test $fu_cv_sys_mounted_fread = yes; then ac_list_mounted_fs=found AC_DEFINE(MOUNTED_FREAD, 1, [Define if there is no specific function for reading the list of mounted filesystems. fread will be used to read /etc/mnttab. (SVR2) ]) fi fi if test -z "$ac_list_mounted_fs"; then AC_MSG_ERROR([could not determine how to read list of mounted filesystems]) # FIXME -- no need to abort building the whole package # Can't build mountlist.c or anything that needs its functions fi AS_IF([test $ac_list_mounted_fs = found], [$1], [$2]) ]) #serial 3 dnl From Jim Meyering. dnl dnl See if struct statfs has the f_fstypename member. dnl If so, define HAVE_F_FSTYPENAME_IN_STATFS. dnl AC_DEFUN([jm_FSTYPENAME], [ AC_CACHE_CHECK([for f_fstypename in struct statfs], fu_cv_sys_f_fstypename_in_statfs, [ AC_TRY_COMPILE( [ #include #include #include ], [struct statfs s; int i = sizeof s.f_fstypename;], fu_cv_sys_f_fstypename_in_statfs=yes, fu_cv_sys_f_fstypename_in_statfs=no ) ] ) if test $fu_cv_sys_f_fstypename_in_statfs = yes; then AC_DEFINE(HAVE_F_FSTYPENAME_IN_STATFS, 1, [Define if struct statfs has the f_fstypename member.]) fi ] ) #serial 9 # From fileutils/configure.in # Try to determine how a program can obtain filesystem usage information. # If successful, define the appropriate symbol (see fsusage.c) and # execute ACTION-IF-FOUND. Otherwise, execute ACTION-IF-NOT-FOUND. # # jm_FILE_SYSTEM_USAGE([ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]]) AC_DEFUN([jm_FILE_SYSTEM_USAGE], [ echo "checking how to get filesystem space usage..." ac_fsusage_space=no # Perform only the link test since it seems there are no variants of the # statvfs function. This check is more than just AC_CHECK_FUNCS(statvfs) # because that got a false positive on SCO OSR5. Adding the declaration # of a `struct statvfs' causes this test to fail (as it should) on such # systems. That system is reported to work fine with STAT_STATFS4 which # is what it gets when this test fails. if test $ac_fsusage_space = no; then # SVR4 AC_CACHE_CHECK([for statvfs function (SVR4)], fu_cv_sys_stat_statvfs, [AC_TRY_LINK([#include #ifdef __GLIBC__ Do not use statvfs on systems with GNU libc, because that function stats all preceding entries in /proc/mounts, and that makes df hang if even one of the corresponding file systems is hard-mounted, but not available. #endif #include ], [struct statvfs fsd; statvfs (0, &fsd);], fu_cv_sys_stat_statvfs=yes, fu_cv_sys_stat_statvfs=no)]) if test $fu_cv_sys_stat_statvfs = yes; then ac_fsusage_space=yes AC_DEFINE(STAT_STATVFS, 1, [ Define if there is a function named statvfs. (SVR4)]) fi fi if test $ac_fsusage_space = no; then # DEC Alpha running OSF/1 AC_MSG_CHECKING([for 3-argument statfs function (DEC OSF/1)]) AC_CACHE_VAL(fu_cv_sys_stat_statfs3_osf1, [AC_TRY_RUN([ #include #include #include main () { struct statfs fsd; fsd.f_fsize = 0; exit (statfs (".", &fsd, sizeof (struct statfs))); }], fu_cv_sys_stat_statfs3_osf1=yes, fu_cv_sys_stat_statfs3_osf1=no, fu_cv_sys_stat_statfs3_osf1=no)]) AC_MSG_RESULT($fu_cv_sys_stat_statfs3_osf1) if test $fu_cv_sys_stat_statfs3_osf1 = yes; then ac_fsusage_space=yes AC_DEFINE(STAT_STATFS3_OSF1, 1, [ Define if statfs takes 3 args. (DEC Alpha running OSF/1)]) fi fi if test $ac_fsusage_space = no; then # AIX AC_MSG_CHECKING([for two-argument statfs with statfs.bsize dnl member (AIX, 4.3BSD)]) AC_CACHE_VAL(fu_cv_sys_stat_statfs2_bsize, [AC_TRY_RUN([ #ifdef HAVE_SYS_PARAM_H #include #endif #ifdef HAVE_SYS_MOUNT_H #include #endif #ifdef HAVE_SYS_VFS_H #include #endif main () { struct statfs fsd; fsd.f_bsize = 0; exit (statfs (".", &fsd)); }], fu_cv_sys_stat_statfs2_bsize=yes, fu_cv_sys_stat_statfs2_bsize=no, fu_cv_sys_stat_statfs2_bsize=no)]) AC_MSG_RESULT($fu_cv_sys_stat_statfs2_bsize) if test $fu_cv_sys_stat_statfs2_bsize = yes; then ac_fsusage_space=yes AC_DEFINE(STAT_STATFS2_BSIZE, 1, [ Define if statfs takes 2 args and struct statfs has a field named f_bsize. (4.3BSD, SunOS 4, HP-UX, AIX PS/2)]) fi fi if test $ac_fsusage_space = no; then # SVR3 AC_MSG_CHECKING([for four-argument statfs (AIX-3.2.5, SVR3)]) AC_CACHE_VAL(fu_cv_sys_stat_statfs4, [AC_TRY_RUN([#include #include main () { struct statfs fsd; exit (statfs (".", &fsd, sizeof fsd, 0)); }], fu_cv_sys_stat_statfs4=yes, fu_cv_sys_stat_statfs4=no, fu_cv_sys_stat_statfs4=no)]) AC_MSG_RESULT($fu_cv_sys_stat_statfs4) if test $fu_cv_sys_stat_statfs4 = yes; then ac_fsusage_space=yes AC_DEFINE(STAT_STATFS4, 1, [ Define if statfs takes 4 args. (SVR3, Dynix, Irix, Dolphin)]) fi fi if test $ac_fsusage_space = no; then # 4.4BSD and NetBSD AC_MSG_CHECKING([for two-argument statfs with statfs.fsize dnl member (4.4BSD and NetBSD)]) AC_CACHE_VAL(fu_cv_sys_stat_statfs2_fsize, [AC_TRY_RUN([#include #ifdef HAVE_SYS_PARAM_H #include #endif #ifdef HAVE_SYS_MOUNT_H #include #endif main () { struct statfs fsd; fsd.f_fsize = 0; exit (statfs (".", &fsd)); }], fu_cv_sys_stat_statfs2_fsize=yes, fu_cv_sys_stat_statfs2_fsize=no, fu_cv_sys_stat_statfs2_fsize=no)]) AC_MSG_RESULT($fu_cv_sys_stat_statfs2_fsize) if test $fu_cv_sys_stat_statfs2_fsize = yes; then ac_fsusage_space=yes AC_DEFINE(STAT_STATFS2_FSIZE, 1, [ Define if statfs takes 2 args and struct statfs has a field named f_fsize. (4.4BSD, NetBSD)]) fi fi if test $ac_fsusage_space = no; then # Ultrix AC_MSG_CHECKING([for two-argument statfs with struct fs_data (Ultrix)]) AC_CACHE_VAL(fu_cv_sys_stat_fs_data, [AC_TRY_RUN([#include #ifdef HAVE_SYS_PARAM_H #include #endif #ifdef HAVE_SYS_MOUNT_H #include #endif #ifdef HAVE_SYS_FS_TYPES_H #include #endif main () { struct fs_data fsd; /* Ultrix's statfs returns 1 for success, 0 for not mounted, -1 for failure. */ exit (statfs (".", &fsd) != 1); }], fu_cv_sys_stat_fs_data=yes, fu_cv_sys_stat_fs_data=no, fu_cv_sys_stat_fs_data=no)]) AC_MSG_RESULT($fu_cv_sys_stat_fs_data) if test $fu_cv_sys_stat_fs_data = yes; then ac_fsusage_space=yes AC_DEFINE(STAT_STATFS2_FS_DATA, 1, [ Define if statfs takes 2 args and the second argument has type struct fs_data. (Ultrix)]) fi fi if test $ac_fsusage_space = no; then # SVR2 AC_TRY_CPP([#include ], AC_DEFINE(STAT_READ_FILSYS, 1, [Define if there is no specific function for reading filesystems usage information and you have the header file. (SVR2)]) ac_fsusage_space=yes) fi AS_IF([test $ac_fsusage_space = yes], [$1], [$2]) ]) #serial 5 # Define some macros required for proper operation of code in lib/*.c # on MSDOS/Windows systems. # From Jim Meyering. AC_DEFUN([jm_AC_DOS], [ AC_CACHE_CHECK([whether system is Windows or MSDOS], [ac_cv_win_or_dos], [ AC_TRY_COMPILE([], [#if !defined _WIN32 && !defined __WIN32__ && !defined __MSDOS__ neither MSDOS nor Windows #endif], [ac_cv_win_or_dos=yes], [ac_cv_win_or_dos=no]) ]) if test x"$ac_cv_win_or_dos" = xyes; then ac_fs_accepts_drive_letter_prefix=1 ac_fs_backslash_is_file_name_separator=1 else ac_fs_accepts_drive_letter_prefix=0 ac_fs_backslash_is_file_name_separator=0 fi AH_VERBATIM(FILESYSTEM_PREFIX_LEN, [#if FILESYSTEM_ACCEPTS_DRIVE_LETTER_PREFIX # define FILESYSTEM_PREFIX_LEN(Filename) \ ((Filename)[0] && (Filename)[1] == ':' ? 2 : 0) #else # define FILESYSTEM_PREFIX_LEN(Filename) 0 #endif]) AC_DEFINE_UNQUOTED([FILESYSTEM_ACCEPTS_DRIVE_LETTER_PREFIX], $ac_fs_accepts_drive_letter_prefix, [Define on systems for which file names may have a so-called `drive letter' prefix, define this to compute the length of that prefix, including the colon.]) AH_VERBATIM(ISSLASH, [#if FILESYSTEM_BACKSLASH_IS_FILE_NAME_SEPARATOR # define ISSLASH(C) ((C) == '/' || (C) == '\\') #else # define ISSLASH(C) ((C) == '/') #endif]) AC_DEFINE_UNQUOTED([FILESYSTEM_BACKSLASH_IS_FILE_NAME_SEPARATOR], $ac_fs_backslash_is_file_name_separator, [Define if the backslash character may also serve as a file name component separator.]) ]) #serial 1 AC_DEFUN([AC_FUNC_CANONICALIZE_FILE_NAME], [ AC_REQUIRE([AC_HEADER_STDC]) AC_CHECK_HEADERS(string.h sys/param.h stddef.h) AC_CHECK_FUNCS(resolvepath) AC_REQUIRE([AC_HEADER_STAT]) # This would simply be AC_REPLACE_FUNC([canonicalize_file_name]) # if the function name weren't so long. Besides, I would rather # not have underscores in file names. AC_CHECK_FUNC([canonicalize_file_name], , [AC_LIBOBJ(canonicalize)]) ]) #serial 5 dnl From Paul Eggert. # Define ST_MTIM_NSEC to be the nanoseconds member of struct stat's st_mtim, # if it exists. AC_DEFUN([AC_STRUCT_ST_MTIM_NSEC], [AC_CACHE_CHECK([for nanoseconds member of struct stat.st_mtim], ac_cv_struct_st_mtim_nsec, [ac_save_CPPFLAGS="$CPPFLAGS" ac_cv_struct_st_mtim_nsec=no # tv_nsec -- the usual case # _tv_nsec -- Solaris 2.6, if # (defined _XOPEN_SOURCE && _XOPEN_SOURCE_EXTENDED == 1 # && !defined __EXTENSIONS__) # st__tim.tv_nsec -- UnixWare 2.1.2 for ac_val in tv_nsec _tv_nsec st__tim.tv_nsec; do CPPFLAGS="$ac_save_CPPFLAGS -DST_MTIM_NSEC=$ac_val" AC_TRY_COMPILE([#include #include ], [struct stat s; s.st_mtim.ST_MTIM_NSEC;], [ac_cv_struct_st_mtim_nsec=$ac_val; break]) done CPPFLAGS="$ac_save_CPPFLAGS"]) if test $ac_cv_struct_st_mtim_nsec != no; then AC_DEFINE_UNQUOTED(ST_MTIM_NSEC, $ac_cv_struct_st_mtim_nsec, [Define to be the nanoseconds member of struct stat's st_mtim, if it exists.]) fi ] ) #serial 3 # Define HAVE_ST_DM_MODE if struct stat has an st_dm_mode member. AC_DEFUN([AC_STRUCT_ST_DM_MODE], [AC_CACHE_CHECK([for st_dm_mode in struct stat], ac_cv_struct_st_dm_mode, [AC_TRY_COMPILE([#include #include ], [struct stat s; s.st_dm_mode;], ac_cv_struct_st_dm_mode=yes, ac_cv_struct_st_dm_mode=no)]) if test $ac_cv_struct_st_dm_mode = yes; then AC_DEFINE(HAVE_ST_DM_MODE, 1, [Define if struct stat has an st_dm_mode member. ]) fi ] ) #serial 5 dnl From Jim Meyering dnl Define HAVE_STRUCT_TIMESPEC if `struct timespec' is declared dnl in time.h or sys/time.h. AC_DEFUN([jm_CHECK_TYPE_STRUCT_TIMESPEC], [ AC_REQUIRE([AC_HEADER_TIME]) AC_CACHE_CHECK([for struct timespec], fu_cv_sys_struct_timespec, [AC_TRY_COMPILE( [ # if TIME_WITH_SYS_TIME # include # include # else # if HAVE_SYS_TIME_H # include # else # include # endif # endif ], [static struct timespec x; x.tv_sec = x.tv_nsec;], fu_cv_sys_struct_timespec=yes, fu_cv_sys_struct_timespec=no) ]) if test $fu_cv_sys_struct_timespec = yes; then AC_DEFINE(HAVE_STRUCT_TIMESPEC, 1, [Define if struct timespec is declared in . ]) fi ]) #serial 6 dnl From Jim Meyering and Paul Eggert. AC_DEFUN([jm_HEADER_TIOCGWINSZ_IN_TERMIOS_H], [AC_REQUIRE([AC_SYS_POSIX_TERMIOS]) AC_CACHE_CHECK([whether use of TIOCGWINSZ requires termios.h], jm_cv_sys_tiocgwinsz_needs_termios_h, [jm_cv_sys_tiocgwinsz_needs_termios_h=no if test $ac_cv_sys_posix_termios = yes; then AC_EGREP_CPP([yes], [#include # include # ifdef TIOCGWINSZ yes # endif ], jm_cv_sys_tiocgwinsz_needs_termios_h=yes) fi ]) ]) AC_DEFUN([jm_WINSIZE_IN_PTEM], [AC_REQUIRE([AC_SYS_POSIX_TERMIOS]) AC_CACHE_CHECK([whether use of struct winsize requires sys/ptem.h], jm_cv_sys_struct_winsize_needs_sys_ptem_h, [jm_cv_sys_struct_winsize_needs_sys_ptem_h=yes if test $ac_cv_sys_posix_termios = yes; then AC_TRY_COMPILE([#include ] [struct winsize x;], [jm_cv_sys_struct_winsize_needs_sys_ptem_h=no]) fi if test $jm_cv_sys_struct_winsize_needs_sys_ptem_h = yes; then AC_TRY_COMPILE([#include ], [struct winsize x;], [], [jm_cv_sys_struct_winsize_needs_sys_ptem_h=no]) fi]) if test $jm_cv_sys_struct_winsize_needs_sys_ptem_h = yes; then AC_DEFINE([WINSIZE_IN_PTEM], 1, [Define if sys/ptem.h is required for struct winsize.]) fi]) # Determine whether this system has infrastructure for obtaining the boot time. # GNULIB_BOOT_TIME([ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]]) * ---------------------------------------------------------- AC_DEFUN([GNULIB_BOOT_TIME], [ AC_CHECK_FUNCS(sysctl) AC_CHECK_HEADERS(sys/sysctl.h) AC_CACHE_CHECK( [whether we can get the system boot time], [gnulib_cv_have_boot_time], [ AC_COMPILE_IFELSE( [AC_LANG_PROGRAM( [AC_INCLUDES_DEFAULT #if HAVE_SYSCTL && HAVE_SYS_SYSCTL_H # include /* needed for OpenBSD 3.0 */ # include #endif #ifdef HAVE_UTMPX_H # include #else # include #endif ], [[ #if defined BOOT_TIME || (defined CTL_KERN && defined KERN_BOOTTIME) /* your system *does* have the infrastructure to determine boot time */ #else please_tell_us_how_to_determine_boot_time_on_your_system #endif ]])], gnulib_cv_have_boot_time=yes, gnulib_cv_have_boot_time=no) ]) AS_IF([test $gnulib_cv_have_boot_time = yes], [$1], [$2]) ]) #serial 4 AC_DEFUN([jm_HEADER_TIOCGWINSZ_NEEDS_SYS_IOCTL], [AC_REQUIRE([jm_HEADER_TIOCGWINSZ_IN_TERMIOS_H]) AC_CACHE_CHECK([whether use of TIOCGWINSZ requires sys/ioctl.h], jm_cv_sys_tiocgwinsz_needs_sys_ioctl_h, [jm_cv_sys_tiocgwinsz_needs_sys_ioctl_h=no if test $jm_cv_sys_tiocgwinsz_needs_termios_h = no; then AC_EGREP_CPP([yes], [#include # include # ifdef TIOCGWINSZ yes # endif ], jm_cv_sys_tiocgwinsz_needs_sys_ioctl_h=yes) fi ]) if test $jm_cv_sys_tiocgwinsz_needs_sys_ioctl_h = yes; then AC_DEFINE(GWINSZ_IN_SYS_IOCTL, 1, [Define if your system defines TIOCGWINSZ in sys/ioctl.h.]) fi ]) #serial 5 dnl Misc lib-related macros for fileutils, sh-utils, textutils. AC_DEFUN([jm_LIB_CHECK], [ # Check for libypsec.a on Dolphin M88K machines. AC_CHECK_LIB(ypsec, main) # m88k running dgux 5.4 needs this AC_CHECK_LIB(ldgc, main) # Some programs need to link with -lm. printf does if it uses # lib/strtod.c which uses pow. And seq uses the math functions, # floor, modf, rint. And factor uses sqrt. And sleep uses fesetround. # Save a copy of $LIBS and add $FLOOR_LIBM before these tests # Check for these math functions used by seq. ac_su_saved_lib="$LIBS" LIBS="$LIBS -lm" AC_CHECK_FUNCS(floor modf rint) LIBS="$ac_su_saved_lib" AC_SUBST(SQRT_LIBM) AC_CHECK_FUNCS(sqrt) if test $ac_cv_func_sqrt = no; then AC_CHECK_LIB(m, sqrt, [SQRT_LIBM=-lm]) fi AC_SUBST(FESETROUND_LIBM) AC_CHECK_FUNCS(fesetround) if test $ac_cv_func_fesetround = no; then AC_CHECK_LIB(m, fesetround, [FESETROUND_LIBM=-lm]) fi # The -lsun library is required for YP support on Irix-4.0.5 systems. # m88k/svr3 DolphinOS systems using YP need -lypsec for id. AC_SEARCH_LIBS(yp_match, [sun ypsec]) # SysV needs -lsec, older versions of Linux need -lshadow for # shadow passwords. UnixWare 7 needs -lgen. AC_SEARCH_LIBS(getspnam, [shadow sec gen]) AC_CHECK_HEADERS(shadow.h) # Requirements for su.c. shadow_includes="\ $ac_includes_default #if HAVE_SHADOW_H # include #endif " AC_CHECK_MEMBERS([struct spwd.sp_pwdp],,,[$shadow_includes]) AC_CHECK_FUNCS(getspnam) # SCO-ODT-3.0 is reported to need -lufc for crypt. # NetBSD needs -lcrypt for crypt. ac_su_saved_lib="$LIBS" AC_SEARCH_LIBS(crypt, [ufc crypt], [LIB_CRYPT="$ac_cv_search_crypt"]) LIBS="$ac_su_saved_lib" AC_SUBST(LIB_CRYPT) ]) # gettext.m4 serial 17 (gettext-0.11.5) dnl Copyright (C) 1995-2002 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. dnl dnl This file can can be used in projects which are not available under dnl the GNU General Public License or the GNU Library General Public dnl License but which still want to provide support for the GNU gettext dnl functionality. dnl Please note that the actual code of the GNU gettext library is covered dnl by the GNU Library General Public License, and the rest of the GNU dnl gettext package package is covered by the GNU General Public License. dnl They are *not* in the public domain. dnl Authors: dnl Ulrich Drepper , 1995-2000. dnl Bruno Haible , 2000-2002. dnl Macro to add for using GNU gettext. dnl Usage: AM_GNU_GETTEXT([INTLSYMBOL], [NEEDSYMBOL], [INTLDIR]). dnl INTLSYMBOL can be one of 'external', 'no-libtool', 'use-libtool'. The dnl default (if it is not specified or empty) is 'no-libtool'. dnl INTLSYMBOL should be 'external' for packages with no intl directory, dnl and 'no-libtool' or 'use-libtool' for packages with an intl directory. dnl If INTLSYMBOL is 'use-libtool', then a libtool library dnl $(top_builddir)/intl/libintl.la will be created (shared and/or static, dnl depending on --{enable,disable}-{shared,static} and on the presence of dnl AM-DISABLE-SHARED). If INTLSYMBOL is 'no-libtool', a static library dnl $(top_builddir)/intl/libintl.a will be created. dnl If NEEDSYMBOL is specified and is 'need-ngettext', then GNU gettext dnl implementations (in libc or libintl) without the ngettext() function dnl will be ignored. If NEEDSYMBOL is specified and is dnl 'need-formatstring-macros', then GNU gettext implementations that don't dnl support the ISO C 99 formatstring macros will be ignored. dnl INTLDIR is used to find the intl libraries. If empty, dnl the value `$(top_builddir)/intl/' is used. dnl dnl The result of the configuration is one of three cases: dnl 1) GNU gettext, as included in the intl subdirectory, will be compiled dnl and used. dnl Catalog format: GNU --> install in $(datadir) dnl Catalog extension: .mo after installation, .gmo in source tree dnl 2) GNU gettext has been found in the system's C library. dnl Catalog format: GNU --> install in $(datadir) dnl Catalog extension: .mo after installation, .gmo in source tree dnl 3) No internationalization, always use English msgid. dnl Catalog format: none dnl Catalog extension: none dnl If INTLSYMBOL is 'external', only cases 2 and 3 can occur. dnl The use of .gmo is historical (it was needed to avoid overwriting the dnl GNU format catalogs when building on a platform with an X/Open gettext), dnl but we keep it in order not to force irrelevant filename changes on the dnl maintainers. dnl AC_DEFUN([AM_GNU_GETTEXT], [ dnl Argument checking. ifelse([$1], [], , [ifelse([$1], [external], , [ifelse([$1], [no-libtool], , [ifelse([$1], [use-libtool], , [errprint([ERROR: invalid first argument to AM_GNU_GETTEXT ])])])])]) ifelse([$2], [], , [ifelse([$2], [need-ngettext], , [ifelse([$2], [need-formatstring-macros], , [errprint([ERROR: invalid second argument to AM_GNU_GETTEXT ])])])]) define(gt_included_intl, ifelse([$1], [external], [no], [yes])) define(gt_libtool_suffix_prefix, ifelse([$1], [use-libtool], [l], [])) AC_REQUIRE([AM_PO_SUBDIRS])dnl ifelse(gt_included_intl, yes, [ AC_REQUIRE([AM_INTL_SUBDIR])dnl ]) dnl Prerequisites of AC_LIB_LINKFLAGS_BODY. AC_REQUIRE([AC_LIB_PREPARE_PREFIX]) AC_REQUIRE([AC_LIB_RPATH]) dnl Sometimes libintl requires libiconv, so first search for libiconv. dnl Ideally we would do this search only after the dnl if test "$USE_NLS" = "yes"; then dnl if test "$gt_cv_func_gnugettext_libc" != "yes"; then dnl tests. But if configure.in invokes AM_ICONV after AM_GNU_GETTEXT dnl the configure script would need to contain the same shell code dnl again, outside any 'if'. There are two solutions: dnl - Invoke AM_ICONV_LINKFLAGS_BODY here, outside any 'if'. dnl - Control the expansions in more detail using AC_PROVIDE_IFELSE. dnl Since AC_PROVIDE_IFELSE is only in autoconf >= 2.52 and not dnl documented, we avoid it. ifelse(gt_included_intl, yes, , [ AC_REQUIRE([AM_ICONV_LINKFLAGS_BODY]) ]) AC_MSG_CHECKING([whether NLS is requested]) dnl Default is enabled NLS AC_ARG_ENABLE(nls, [ --disable-nls do not use Native Language Support], USE_NLS=$enableval, USE_NLS=yes) AC_MSG_RESULT($USE_NLS) AC_SUBST(USE_NLS) ifelse(gt_included_intl, yes, [ BUILD_INCLUDED_LIBINTL=no USE_INCLUDED_LIBINTL=no ]) LIBINTL= LTLIBINTL= POSUB= dnl If we use NLS figure out what method if test "$USE_NLS" = "yes"; then gt_use_preinstalled_gnugettext=no ifelse(gt_included_intl, yes, [ AC_MSG_CHECKING([whether included gettext is requested]) AC_ARG_WITH(included-gettext, [ --with-included-gettext use the GNU gettext library included here], nls_cv_force_use_gnu_gettext=$withval, nls_cv_force_use_gnu_gettext=no) AC_MSG_RESULT($nls_cv_force_use_gnu_gettext) nls_cv_use_gnu_gettext="$nls_cv_force_use_gnu_gettext" if test "$nls_cv_force_use_gnu_gettext" != "yes"; then ]) dnl User does not insist on using GNU NLS library. Figure out what dnl to use. If GNU gettext is available we use this. Else we have dnl to fall back to GNU NLS library. dnl Add a version number to the cache macros. define([gt_api_version], ifelse([$2], [need-formatstring-macros], 3, ifelse([$2], [need-ngettext], 2, 1))) define([gt_cv_func_gnugettext_libc], [gt_cv_func_gnugettext]gt_api_version[_libc]) define([gt_cv_func_gnugettext_libintl], [gt_cv_func_gnugettext]gt_api_version[_libintl]) AC_CACHE_CHECK([for GNU gettext in libc], gt_cv_func_gnugettext_libc, [AC_TRY_LINK([#include ]ifelse([$2], [need-formatstring-macros], [#ifndef __GNU_GETTEXT_SUPPORTED_REVISION #define __GNU_GETTEXT_SUPPORTED_REVISION(major) ((major) == 0 ? 0 : -1) #endif changequote(,)dnl typedef int array [2 * (__GNU_GETTEXT_SUPPORTED_REVISION(0) >= 1) - 1]; changequote([,])dnl ], [])[extern int _nl_msg_cat_cntr; extern int *_nl_domain_bindings;], [bindtextdomain ("", ""); return (int) gettext ("")]ifelse([$2], [need-ngettext], [ + (int) ngettext ("", "", 0)], [])[ + _nl_msg_cat_cntr + *_nl_domain_bindings], gt_cv_func_gnugettext_libc=yes, gt_cv_func_gnugettext_libc=no)]) if test "$gt_cv_func_gnugettext_libc" != "yes"; then dnl Sometimes libintl requires libiconv, so first search for libiconv. ifelse(gt_included_intl, yes, , [ AM_ICONV_LINK ]) dnl Search for libintl and define LIBINTL, LTLIBINTL and INCINTL dnl accordingly. Don't use AC_LIB_LINKFLAGS_BODY([intl],[iconv]) dnl because that would add "-liconv" to LIBINTL and LTLIBINTL dnl even if libiconv doesn't exist. AC_LIB_LINKFLAGS_BODY([intl]) AC_CACHE_CHECK([for GNU gettext in libintl], gt_cv_func_gnugettext_libintl, [gt_save_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS $INCINTL" gt_save_LIBS="$LIBS" LIBS="$LIBS $LIBINTL" dnl Now see whether libintl exists and does not depend on libiconv. AC_TRY_LINK([#include ]ifelse([$2], [need-formatstring-macros], [#ifndef __GNU_GETTEXT_SUPPORTED_REVISION #define __GNU_GETTEXT_SUPPORTED_REVISION(major) ((major) == 0 ? 0 : -1) #endif changequote(,)dnl typedef int array [2 * (__GNU_GETTEXT_SUPPORTED_REVISION(0) >= 1) - 1]; changequote([,])dnl ], [])[extern int _nl_msg_cat_cntr; extern #ifdef __cplusplus "C" #endif const char *_nl_expand_alias ();], [bindtextdomain ("", ""); return (int) gettext ("")]ifelse([$2], [need-ngettext], [ + (int) ngettext ("", "", 0)], [])[ + _nl_msg_cat_cntr + *_nl_expand_alias (0)], gt_cv_func_gnugettext_libintl=yes, gt_cv_func_gnugettext_libintl=no) dnl Now see whether libintl exists and depends on libiconv. if test "$gt_cv_func_gnugettext_libintl" != yes && test -n "$LIBICONV"; then LIBS="$LIBS $LIBICONV" AC_TRY_LINK([#include ]ifelse([$2], [need-formatstring-macros], [#ifndef __GNU_GETTEXT_SUPPORTED_REVISION #define __GNU_GETTEXT_SUPPORTED_REVISION(major) ((major) == 0 ? 0 : -1) #endif changequote(,)dnl typedef int array [2 * (__GNU_GETTEXT_SUPPORTED_REVISION(0) >= 1) - 1]; changequote([,])dnl ], [])[extern int _nl_msg_cat_cntr; extern #ifdef __cplusplus "C" #endif const char *_nl_expand_alias ();], [bindtextdomain ("", ""); return (int) gettext ("")]ifelse([$2], [need-ngettext], [ + (int) ngettext ("", "", 0)], [])[ + _nl_msg_cat_cntr + *_nl_expand_alias (0)], [LIBINTL="$LIBINTL $LIBICONV" LTLIBINTL="$LTLIBINTL $LTLIBICONV" gt_cv_func_gnugettext_libintl=yes ]) fi CPPFLAGS="$gt_save_CPPFLAGS" LIBS="$gt_save_LIBS"]) fi dnl If an already present or preinstalled GNU gettext() is found, dnl use it. But if this macro is used in GNU gettext, and GNU dnl gettext is already preinstalled in libintl, we update this dnl libintl. (Cf. the install rule in intl/Makefile.in.) if test "$gt_cv_func_gnugettext_libc" = "yes" \ || { test "$gt_cv_func_gnugettext_libintl" = "yes" \ && test "$PACKAGE" != gettext; }; then gt_use_preinstalled_gnugettext=yes else dnl Reset the values set by searching for libintl. LIBINTL= LTLIBINTL= INCINTL= fi ifelse(gt_included_intl, yes, [ if test "$gt_use_preinstalled_gnugettext" != "yes"; then dnl GNU gettext is not found in the C library. dnl Fall back on included GNU gettext library. nls_cv_use_gnu_gettext=yes fi fi if test "$nls_cv_use_gnu_gettext" = "yes"; then dnl Mark actions used to generate GNU NLS library. INTLOBJS="\$(GETTOBJS)" BUILD_INCLUDED_LIBINTL=yes USE_INCLUDED_LIBINTL=yes LIBINTL="ifelse([$3],[],\${top_builddir}/intl,[$3])/libintl.[]gt_libtool_suffix_prefix[]a $LIBICONV" LTLIBINTL="ifelse([$3],[],\${top_builddir}/intl,[$3])/libintl.[]gt_libtool_suffix_prefix[]a $LTLIBICONV" LIBS=`echo " $LIBS " | sed -e 's/ -lintl / /' -e 's/^ //' -e 's/ $//'` fi if test "$gt_use_preinstalled_gnugettext" = "yes" \ || test "$nls_cv_use_gnu_gettext" = "yes"; then dnl Mark actions to use GNU gettext tools. CATOBJEXT=.gmo fi ]) if test "$gt_use_preinstalled_gnugettext" = "yes" \ || test "$nls_cv_use_gnu_gettext" = "yes"; then AC_DEFINE(ENABLE_NLS, 1, [Define to 1 if translation of program messages to the user's native language is requested.]) else USE_NLS=no fi fi if test "$USE_NLS" = "yes"; then if test "$gt_use_preinstalled_gnugettext" = "yes"; then if test "$gt_cv_func_gnugettext_libintl" = "yes"; then AC_MSG_CHECKING([how to link with libintl]) AC_MSG_RESULT([$LIBINTL]) AC_LIB_APPENDTOVAR([CPPFLAGS], [$INCINTL]) fi dnl For backward compatibility. Some packages may be using this. AC_DEFINE(HAVE_GETTEXT, 1, [Define if the GNU gettext() function is already present or preinstalled.]) AC_DEFINE(HAVE_DCGETTEXT, 1, [Define if the GNU dcgettext() function is already present or preinstalled.]) fi dnl We need to process the po/ directory. POSUB=po fi ifelse(gt_included_intl, yes, [ dnl If this is used in GNU gettext we have to set BUILD_INCLUDED_LIBINTL dnl to 'yes' because some of the testsuite requires it. if test "$PACKAGE" = gettext; then BUILD_INCLUDED_LIBINTL=yes fi dnl Make all variables we use known to autoconf. AC_SUBST(BUILD_INCLUDED_LIBINTL) AC_SUBST(USE_INCLUDED_LIBINTL) AC_SUBST(CATOBJEXT) AC_SUBST(INTLOBJS) dnl For backward compatibility. Some configure.ins may be using this. nls_cv_header_intl= nls_cv_header_libgt= dnl For backward compatibility. Some Makefiles may be using this. DATADIRNAME=share AC_SUBST(DATADIRNAME) dnl For backward compatibility. Some Makefiles may be using this. INSTOBJEXT=.mo AC_SUBST(INSTOBJEXT) dnl For backward compatibility. Some Makefiles may be using this. GENCAT=gencat AC_SUBST(GENCAT) dnl Enable libtool support if the surrounding package wishes it. INTL_LIBTOOL_SUFFIX_PREFIX=gt_libtool_suffix_prefix AC_SUBST(INTL_LIBTOOL_SUFFIX_PREFIX) ]) dnl For backward compatibility. Some Makefiles may be using this. INTLLIBS="$LIBINTL" AC_SUBST(INTLLIBS) dnl Make all documented variables known to autoconf. AC_SUBST(LIBINTL) AC_SUBST(LTLIBINTL) AC_SUBST(POSUB) ]) dnl Checks for all prerequisites of the po subdirectory, dnl except for USE_NLS. AC_DEFUN([AM_PO_SUBDIRS], [ AC_REQUIRE([AC_PROG_MAKE_SET])dnl AC_REQUIRE([AC_PROG_INSTALL])dnl AC_REQUIRE([AM_MKINSTALLDIRS])dnl dnl Perform the following tests also if --disable-nls has been given, dnl because they are needed for "make dist" to work. dnl Search for GNU msgfmt in the PATH. dnl The first test excludes Solaris msgfmt and early GNU msgfmt versions. dnl The second test excludes FreeBSD msgfmt. AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt, [$ac_dir/$ac_word --statistics /dev/null >/dev/null 2>&1 && (if $ac_dir/$ac_word --statistics /dev/null 2>&1 >/dev/null | grep usage >/dev/null; then exit 1; else exit 0; fi)], :) AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT) dnl Search for GNU xgettext 0.11 or newer in the PATH. dnl The first test excludes Solaris xgettext and early GNU xgettext versions. dnl The second test excludes FreeBSD xgettext. AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext, [$ac_dir/$ac_word --omit-header --copyright-holder= /dev/null >/dev/null 2>&1 && (if $ac_dir/$ac_word --omit-header --copyright-holder= /dev/null 2>&1 >/dev/null | grep usage >/dev/null; then exit 1; else exit 0; fi)], :) dnl Remove leftover from FreeBSD xgettext call. rm -f messages.po dnl Search for GNU msgmerge 0.11 or newer in the PATH. AM_PATH_PROG_WITH_TEST(MSGMERGE, msgmerge, [$ac_dir/$ac_word --update -q /dev/null /dev/null >/dev/null 2>&1], :) dnl This could go away some day; the PATH_PROG_WITH_TEST already does it. dnl Test whether we really found GNU msgfmt. if test "$GMSGFMT" != ":"; then dnl If it is no GNU msgfmt we define it as : so that the dnl Makefiles still can work. if $GMSGFMT --statistics /dev/null >/dev/null 2>&1 && (if $GMSGFMT --statistics /dev/null 2>&1 >/dev/null | grep usage >/dev/null; then exit 1; else exit 0; fi); then : ; else GMSGFMT=`echo "$GMSGFMT" | sed -e 's,^.*/,,'` AC_MSG_RESULT( [found $GMSGFMT program is not GNU msgfmt; ignore it]) GMSGFMT=":" fi fi dnl This could go away some day; the PATH_PROG_WITH_TEST already does it. dnl Test whether we really found GNU xgettext. if test "$XGETTEXT" != ":"; then dnl If it is no GNU xgettext we define it as : so that the dnl Makefiles still can work. if $XGETTEXT --omit-header --copyright-holder= /dev/null >/dev/null 2>&1 && (if $XGETTEXT --omit-header --copyright-holder= /dev/null 2>&1 >/dev/null | grep usage >/dev/null; then exit 1; else exit 0; fi); then : ; else AC_MSG_RESULT( [found xgettext program is not GNU xgettext; ignore it]) XGETTEXT=":" fi dnl Remove leftover from FreeBSD xgettext call. rm -f messages.po fi AC_OUTPUT_COMMANDS([ for ac_file in $CONFIG_FILES; do # Support "outfile[:infile[:infile...]]" case "$ac_file" in *:*) ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;; esac # PO directories have a Makefile.in generated from Makefile.in.in. case "$ac_file" in */Makefile.in) # Adjust a relative srcdir. ac_dir=`echo "$ac_file"|sed 's%/[^/][^/]*$%%'` ac_dir_suffix="/`echo "$ac_dir"|sed 's%^\./%%'`" ac_dots=`echo "$ac_dir_suffix"|sed 's%/[^/]*%../%g'` # In autoconf-2.13 it is called $ac_given_srcdir. # In autoconf-2.50 it is called $srcdir. test -n "$ac_given_srcdir" || ac_given_srcdir="$srcdir" case "$ac_given_srcdir" in .) top_srcdir=`echo $ac_dots|sed 's%/$%%'` ;; /*) top_srcdir="$ac_given_srcdir" ;; *) top_srcdir="$ac_dots$ac_given_srcdir" ;; esac if test -f "$ac_given_srcdir/$ac_dir/POTFILES.in"; then rm -f "$ac_dir/POTFILES" test -n "$as_me" && echo "$as_me: creating $ac_dir/POTFILES" || echo "creating $ac_dir/POTFILES" cat "$ac_given_srcdir/$ac_dir/POTFILES.in" | sed -e "/^#/d" -e "/^[ ]*\$/d" -e "s,.*, $top_srcdir/& \\\\," | sed -e "\$s/\(.*\) \\\\/\1/" > "$ac_dir/POTFILES" # ALL_LINGUAS, POFILES, GMOFILES, UPDATEPOFILES, DUMMYPOFILES depend # on $ac_dir but don't depend on user-specified configuration # parameters. if test -f "$ac_given_srcdir/$ac_dir/LINGUAS"; then # The LINGUAS file contains the set of available languages. if test -n "$ALL_LINGUAS"; then test -n "$as_me" && echo "$as_me: setting ALL_LINGUAS in configure.in is obsolete" || echo "setting ALL_LINGUAS in configure.in is obsolete" fi ALL_LINGUAS_=`sed -e "/^#/d" "$ac_given_srcdir/$ac_dir/LINGUAS"` # Hide the ALL_LINGUAS assigment from automake. eval 'ALL_LINGUAS''=$ALL_LINGUAS_' fi case "$ac_given_srcdir" in .) srcdirpre= ;; *) srcdirpre='$(srcdir)/' ;; esac POFILES= GMOFILES= UPDATEPOFILES= DUMMYPOFILES= for lang in $ALL_LINGUAS; do POFILES="$POFILES $srcdirpre$lang.po" GMOFILES="$GMOFILES $srcdirpre$lang.gmo" UPDATEPOFILES="$UPDATEPOFILES $lang.po-update" DUMMYPOFILES="$DUMMYPOFILES $lang.nop" done # CATALOGS depends on both $ac_dir and the user's LINGUAS # environment variable. INST_LINGUAS= if test -n "$ALL_LINGUAS"; then for presentlang in $ALL_LINGUAS; do useit=no if test "%UNSET%" != "$LINGUAS"; then desiredlanguages="$LINGUAS" else desiredlanguages="$ALL_LINGUAS" fi for desiredlang in $desiredlanguages; do # Use the presentlang catalog if desiredlang is # a. equal to presentlang, or # b. a variant of presentlang (because in this case, # presentlang can be used as a fallback for messages # which are not translated in the desiredlang catalog). case "$desiredlang" in "$presentlang"*) useit=yes;; esac done if test $useit = yes; then INST_LINGUAS="$INST_LINGUAS $presentlang" fi done fi CATALOGS= if test -n "$INST_LINGUAS"; then for lang in $INST_LINGUAS; do CATALOGS="$CATALOGS $lang.gmo" done fi test -n "$as_me" && echo "$as_me: creating $ac_dir/Makefile" || echo "creating $ac_dir/Makefile" sed -e "/^POTFILES =/r $ac_dir/POTFILES" -e "/^# Makevars/r $ac_given_srcdir/$ac_dir/Makevars" -e "s|@POFILES@|$POFILES|g" -e "s|@GMOFILES@|$GMOFILES|g" -e "s|@UPDATEPOFILES@|$UPDATEPOFILES|g" -e "s|@DUMMYPOFILES@|$DUMMYPOFILES|g" -e "s|@CATALOGS@|$CATALOGS|g" "$ac_dir/Makefile.in" > "$ac_dir/Makefile" for f in "$ac_given_srcdir/$ac_dir"/Rules-*; do if test -f "$f"; then case "$f" in *.orig | *.bak | *~) ;; *) cat "$f" >> "$ac_dir/Makefile" ;; esac fi done fi ;; esac done], [# Capture the value of obsolete ALL_LINGUAS because we need it to compute # POFILES, GMOFILES, UPDATEPOFILES, DUMMYPOFILES, CATALOGS. But hide it # from automake. eval 'ALL_LINGUAS''="$ALL_LINGUAS"' # Capture the value of LINGUAS because we need it to compute CATALOGS. LINGUAS="${LINGUAS-%UNSET%}" ]) ]) dnl Checks for all prerequisites of the intl subdirectory, dnl except for INTL_LIBTOOL_SUFFIX_PREFIX (and possibly LIBTOOL), INTLOBJS, dnl USE_INCLUDED_LIBINTL, BUILD_INCLUDED_LIBINTL. AC_DEFUN([AM_INTL_SUBDIR], [ AC_REQUIRE([AC_PROG_INSTALL])dnl AC_REQUIRE([AM_MKINSTALLDIRS])dnl AC_REQUIRE([AC_PROG_CC])dnl AC_REQUIRE([AC_CANONICAL_HOST])dnl AC_REQUIRE([AC_PROG_RANLIB])dnl AC_REQUIRE([AC_ISC_POSIX])dnl AC_REQUIRE([AC_HEADER_STDC])dnl AC_REQUIRE([AC_C_CONST])dnl AC_REQUIRE([AC_C_INLINE])dnl AC_REQUIRE([AC_TYPE_OFF_T])dnl AC_REQUIRE([AC_TYPE_SIZE_T])dnl AC_REQUIRE([AC_FUNC_ALLOCA])dnl AC_REQUIRE([AC_FUNC_MMAP])dnl AC_REQUIRE([jm_GLIBC21])dnl AC_REQUIRE([gt_INTDIV0])dnl AC_REQUIRE([jm_AC_TYPE_UINTMAX_T])dnl AC_REQUIRE([gt_INTTYPES_PRI])dnl AC_CHECK_HEADERS([argz.h limits.h locale.h nl_types.h malloc.h stddef.h \ stdlib.h string.h unistd.h sys/param.h]) AC_CHECK_FUNCS([feof_unlocked fgets_unlocked getc_unlocked getcwd getegid \ geteuid getgid getuid mempcpy munmap putenv setenv setlocale stpcpy \ strcasecmp strdup strtoul tsearch __argz_count __argz_stringify __argz_next]) AM_ICONV AM_LANGINFO_CODESET if test $ac_cv_header_locale_h = yes; then AM_LC_MESSAGES fi dnl intl/plural.c is generated from intl/plural.y. It requires bison, dnl because plural.y uses bison specific features. It requires at least dnl bison-1.26 because earlier versions generate a plural.c that doesn't dnl compile. dnl bison is only needed for the maintainer (who touches plural.y). But in dnl order to avoid separate Makefiles or --enable-maintainer-mode, we put dnl the rule in general Makefile. Now, some people carelessly touch the dnl files or have a broken "make" program, hence the plural.c rule will dnl sometimes fire. To avoid an error, defines BISON to ":" if it is not dnl present or too old. AC_CHECK_PROGS([INTLBISON], [bison]) if test -z "$INTLBISON"; then ac_verc_fail=yes else dnl Found it, now check the version. AC_MSG_CHECKING([version of bison]) changequote(<<,>>)dnl ac_prog_version=`$INTLBISON --version 2>&1 | sed -n 's/^.*GNU Bison.* \([0-9]*\.[0-9.]*\).*$/\1/p'` case $ac_prog_version in '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;; 1.2[6-9]* | 1.[3-9][0-9]* | [2-9].*) changequote([,])dnl ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;; *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;; esac AC_MSG_RESULT([$ac_prog_version]) fi if test $ac_verc_fail = yes; then INTLBISON=: fi ]) AC_DEFUN([AM_MKINSTALLDIRS], [ dnl If the AC_CONFIG_AUX_DIR macro for autoconf is used we possibly dnl find the mkinstalldirs script in another subdir but $(top_srcdir). dnl Try to locate is. MKINSTALLDIRS= if test -n "$ac_aux_dir"; then MKINSTALLDIRS="$ac_aux_dir/mkinstalldirs" fi if test -z "$MKINSTALLDIRS"; then MKINSTALLDIRS="\$(top_srcdir)/mkinstalldirs" fi AC_SUBST(MKINSTALLDIRS) ]) dnl Usage: AM_GNU_GETTEXT_VERSION([gettext-version]) AC_DEFUN([AM_GNU_GETTEXT_VERSION], []) # progtest.m4 serial 3 dnl Copyright (C) 1996-2003 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. dnl dnl This file can can be used in projects which are not available under dnl the GNU General Public License or the GNU Library General Public dnl License but which still want to provide support for the GNU gettext dnl functionality. dnl Please note that the actual code of the GNU gettext library is covered dnl by the GNU Library General Public License, and the rest of the GNU dnl gettext package package is covered by the GNU General Public License. dnl They are *not* in the public domain. dnl Authors: dnl Ulrich Drepper , 1996. # Search path for a program which passes the given test. dnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR, dnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]]) AC_DEFUN([AM_PATH_PROG_WITH_TEST], [# Extract the first word of "$2", so it can be a program name with args. set dummy $2; ac_word=[$]2 AC_MSG_CHECKING([for $ac_word]) AC_CACHE_VAL(ac_cv_path_$1, [case "[$]$1" in /*) ac_cv_path_$1="[$]$1" # Let the user override the test with a path. ;; *) IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" for ac_dir in ifelse([$5], , $PATH, [$5]); do test -z "$ac_dir" && ac_dir=. if test -f $ac_dir/$ac_word; then if [$3]; then ac_cv_path_$1="$ac_dir/$ac_word" break fi fi done IFS="$ac_save_ifs" dnl If no 4th arg is given, leave the cache variable unset, dnl so AC_PATH_PROGS will keep looking. ifelse([$4], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4" ])dnl ;; esac])dnl $1="$ac_cv_path_$1" if test ifelse([$4], , [-n "[$]$1"], ["[$]$1" != "$4"]); then AC_MSG_RESULT([$]$1) else AC_MSG_RESULT(no) fi AC_SUBST($1)dnl ]) # intdiv0.m4 serial 1 (gettext-0.11.3) dnl Copyright (C) 2002 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. dnl From Bruno Haible. AC_DEFUN([gt_INTDIV0], [ AC_REQUIRE([AC_PROG_CC])dnl AC_REQUIRE([AC_CANONICAL_HOST])dnl AC_CACHE_CHECK([whether integer division by zero raises SIGFPE], gt_cv_int_divbyzero_sigfpe, [ AC_TRY_RUN([ #include #include static void #ifdef __cplusplus sigfpe_handler (int sig) #else sigfpe_handler (sig) int sig; #endif { /* Exit with code 0 if SIGFPE, with code 1 if any other signal. */ exit (sig != SIGFPE); } int x = 1; int y = 0; int z; int nan; int main () { signal (SIGFPE, sigfpe_handler); /* IRIX and AIX (when "xlc -qcheck" is used) yield signal SIGTRAP. */ #if (defined (__sgi) || defined (_AIX)) && defined (SIGTRAP) signal (SIGTRAP, sigfpe_handler); #endif /* Linux/SPARC yields signal SIGILL. */ #if defined (__sparc__) && defined (__linux__) signal (SIGILL, sigfpe_handler); #endif z = x / y; nan = y / y; exit (1); } ], gt_cv_int_divbyzero_sigfpe=yes, gt_cv_int_divbyzero_sigfpe=no, [ # Guess based on the CPU. case "$host_cpu" in alpha* | i[34567]86 | m68k | s390*) gt_cv_int_divbyzero_sigfpe="guessing yes";; *) gt_cv_int_divbyzero_sigfpe="guessing no";; esac ]) ]) case "$gt_cv_int_divbyzero_sigfpe" in *yes) value=1;; *) value=0;; esac AC_DEFINE_UNQUOTED(INTDIV0_RAISES_SIGFPE, $value, [Define if integer division by zero raises signal SIGFPE.]) ]) # lcmessage.m4 serial 3 (gettext-0.11.3) dnl Copyright (C) 1995-2002 Free Software Foundation, Inc. dnl This file is free software, distributed under the terms of the GNU dnl General Public License. As a special exception to the GNU General dnl Public License, this file may be distributed as part of a program dnl that contains a configuration script generated by Autoconf, under dnl the same distribution terms as the rest of that program. dnl dnl This file can can be used in projects which are not available under dnl the GNU General Public License or the GNU Library General Public dnl License but which still want to provide support for the GNU gettext dnl functionality. dnl Please note that the actual code of the GNU gettext library is covered dnl by the GNU Library General Public License, and the rest of the GNU dnl gettext package package is covered by the GNU General Public License. dnl They are *not* in the public domain. dnl Authors: dnl Ulrich Drepper , 1995. # Check whether LC_MESSAGES is available in . AC_DEFUN([AM_LC_MESSAGES], [ AC_CACHE_CHECK([for LC_MESSAGES], am_cv_val_LC_MESSAGES, [AC_TRY_LINK([#include ], [return LC_MESSAGES], am_cv_val_LC_MESSAGES=yes, am_cv_val_LC_MESSAGES=no)]) if test $am_cv_val_LC_MESSAGES = yes; then AC_DEFINE(HAVE_LC_MESSAGES, 1, [Define if your file defines LC_MESSAGES.]) fi ])