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#serial 105 -*- autoconf -*-
dnl Misc type-related macros for coreutils.
# Copyright (C) 1998, 2000, 2001, 2002, 2003, 2004, 2005, 2006 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
# Written by Jim Meyering.
AC_DEFUN([coreutils_MACROS],
[
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(MAN)
AC_SUBST(DF_PROG)
dnl This macro actually runs replacement code. See isc-posix.m4.
AC_REQUIRE([AC_ISC_POSIX])dnl
gl_CHECK_ALL_TYPES
AC_REQUIRE([gl_CHECK_DECLS])
AC_REQUIRE([gl_PREREQ])
AC_REQUIRE([AC_FUNC_FSEEKO])
# 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.])
# used by ls
AC_REQUIRE([gl_CLOCK_TIME])
# used by shred
AC_CHECK_FUNCS_ONCE(directio)
AC_CHECK_FUNCS_ONCE( \
endgrent \
endpwent \
fchown \
fchmod \
ftruncate \
iswspace \
mkfifo \
mbrlen \
setgroups \
sethostname \
siginterrupt \
sync \
sysctl \
sysinfo \
tcgetpgrp \
)
dnl This can't use AC_REQUIRE; I'm not quite sure why.
cu_PREREQ_STAT_PROG
# for dd.c and shred.c
coreutils_saved_libs=$LIBS
AC_SEARCH_LIBS([fdatasync], [rt posix4],
[test "$ac_cv_search_fdatasync" = "none required" ||
LIB_FDATASYNC=$ac_cv_search_fdatasync])
AC_SUBST([LIB_FDATASYNC])
AC_CHECK_FUNCS(fdatasync)
LIBS=$coreutils_saved_libs
# 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 <math.h>], $ac_seq_body, ,
[ac_seq_save_LIBS="$LIBS"
LIBS="$LIBS -lm"
AC_TRY_LINK([#include <math.h>], $ac_seq_body, SEQ_LIBM=-lm)
LIBS="$ac_seq_save_LIBS"
])
AC_REQUIRE([AM_LANGINFO_CODESET])
# Build df only if there's a point to it.
if test $gl_cv_list_mounted_fs = yes && test $gl_cv_fs_space = yes; then
DF_PROG='df$(EXEEXT)'
fi
# 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_DEFUN([gl_CHECK_ALL_HEADERS],
[
AC_CHECK_HEADERS_ONCE( \
hurd.h \
paths.h \
priv.h \
stropts.h \
sys/ioctl.h \
sys/param.h \
sys/resource.h \
sys/systeminfo.h \
sys/time.h \
sys/wait.h \
syslog.h \
termios.h \
)
AC_CHECK_HEADERS(sys/sysctl.h, [], [],
[AC_INCLUDES_DEFAULT
[#if HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif]])
])
# This macro must be invoked before any tests that run the compiler.
AC_DEFUN([gl_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_VOLATILE])
AC_REQUIRE([AC_C_INLINE])
AC_REQUIRE([AC_C_LONG_DOUBLE])
AC_REQUIRE([AC_TYPE_UNSIGNED_LONG_LONG_INT])
AC_REQUIRE([gl_CHECK_ALL_HEADERS])
AC_CHECK_MEMBERS(
[struct stat.st_author],,,
[$ac_includes_default
#include <sys/stat.h>
])
AC_REQUIRE([AC_STRUCT_ST_BLOCKS])
AC_REQUIRE([AC_TYPE_GETGROUPS])
AC_REQUIRE([AC_TYPE_MBSTATE_T])
AC_REQUIRE([AC_TYPE_MODE_T])
AC_REQUIRE([AC_TYPE_OFF_T])
AC_REQUIRE([AC_TYPE_PID_T])
AC_REQUIRE([AC_TYPE_SIZE_T])
AC_REQUIRE([AC_TYPE_UID_T])
AC_CHECK_TYPE(ino_t, unsigned long int)
dnl This relies on the fact that Autoconf's implementation of
dnl AC_CHECK_TYPE checks includes unistd.h.
AC_CHECK_TYPE(major_t, unsigned int)
AC_CHECK_TYPE(minor_t, unsigned int)
AC_REQUIRE([AC_HEADER_MAJOR])
])
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