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#serial 4
dnl These are the prerequisite macros for files in the lib/
dnl directories of the fileutils, sh-utils, and textutils packages.
AC_DEFUN(jm_PREREQ,
[
jm_PREREQ_CANON_HOST
jm_PREREQ_ERROR
jm_PREREQ_QUOTEARG
jm_PREREQ_READUTMP
jm_PREREQ_REGEX
])
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_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_QUOTEARG,
[
AC_CHECK_FUNCS(isascii mbrtowc)
AC_CHECK_HEADERS(limits.h stdlib.h string.h wchar.h)
AC_HEADER_STDC
AC_C_BACKSLASH_A
AC_M_PROTOTYPES
])
AC_DEFUN(jm_PREREQ_READUTMP,
[
AC_HEADER_STDC
AC_CHECK_HEADERS(string.h utmpx.h sys/param.h)
AC_CHECK_FUNCS(utmpname)
AM_C_PROTOTYPES
])
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.
AC_CHECK_FUNCS(bzero bcopy isascii btowc)
AC_CHECK_HEADERS(alloca.h libintl.h wctype.h wchar.h)
AC_HEADER_STDC
AC_FUNC_ALLOCA
])
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