mirror of
https://git.savannah.gnu.org/git/bison.git
synced 2026-03-20 01:33:03 +00:00
Merge changes from gnulib. This was prompted because the CVS
snapshot of Bison didn't build on Solaris 7 due to strnlen problems.
This commit is contained in:
Paul Eggert
237
m4/prereq.m4
237
m4/prereq.m4
@@ -1,188 +1,31 @@
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#serial 28 -*- Autoconf -*-
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#serial 27
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dnl We use jm_ for non Autoconf macros.
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m4_pattern_forbid([^jm_[ABCDEFGHIJKLMNOPQRSTUVXYZ]])dnl
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# These are the prerequisite macros for files in the lib/
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# directories of the fileutils, sh-utils, and textutils packages.
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dnl These are the prerequisite macros for files in the lib/
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dnl directories of the fileutils, sh-utils, and textutils packages.
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AC_DEFUN([jm_PREREQ],
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[
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jm_PREREQ_ADDEXT
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gl_BACKUPFILE
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jm_PREREQ_C_STACK
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jm_PREREQ_CANON_HOST
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jm_PREREQ_DIRNAME
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gl_CANON_HOST
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gl_DIRNAME
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jm_PREREQ_ERROR
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jm_PREREQ_EXCLUDE
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jm_PREREQ_GETPAGESIZE
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jm_PREREQ_HARD_LOCALE
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jm_PREREQ_HASH
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jm_PREREQ_HUMAN
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jm_PREREQ_MBSWIDTH
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jm_PREREQ_MEMCHR
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jm_PREREQ_PHYSMEM
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jm_PREREQ_POSIXVER
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jm_PREREQ_QUOTEARG
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jm_PREREQ_READUTMP
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jm_PREREQ_REGEX
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gl_EXCLUDE
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gl_GETPAGESIZE
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gl_HARD_LOCALE
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gl_HASH
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gl_HUMAN
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gl_MBSWIDTH
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gl_FUNC_MEMCHR
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gl_PHYSMEM
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gl_POSIXVER
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gl_QUOTEARG
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gl_READUTMP
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gl_REGEX
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jm_PREREQ_STAT
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jm_PREREQ_STRNLEN
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jm_PREREQ_TEMPNAME # called by mkstemp
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jm_PREREQ_XGETCWD
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jm_PREREQ_XREADLINK
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])
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AC_DEFUN([jm_PREREQ_ARGMATCH],
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[
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AC_REQUIRE([jm_PREREQ_QUOTEARG])
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AC_REPLACE_FUNCS(strcasecmp strncasecmp)
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])
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# Ask for argmatch.[ch], and set it up.
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AC_DEFUN([jm_FUNC_ARGMATCH],
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[
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AC_REQUIRE([jm_PREREQ_ARGMATCH])
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AC_LIBOBJ([argmatch])
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AC_LIBSOURCES([argmatch.c, argmatch.h])
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])
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AC_DEFUN([jm_PREREQ_ADDEXT],
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[
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dnl For addext.c.
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AC_SYS_LONG_FILE_NAMES
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AC_CHECK_FUNCS(pathconf)
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AC_CHECK_HEADERS(limits.h string.h unistd.h)
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])
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AC_DEFUN([jm_PREREQ_CANON_HOST],
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[
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dnl Add any libraries as early as possible.
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dnl In particular, inet_ntoa needs -lnsl at least on Solaris5.5.1,
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dnl so we have to add -lnsl to LIBS before checking for that function.
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AC_SEARCH_LIBS(gethostbyname, [inet nsl])
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dnl These come from -lnsl on Solaris5.5.1.
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AC_CHECK_FUNCS(gethostbyname gethostbyaddr inet_ntoa)
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AC_CHECK_FUNCS(gethostbyname gethostbyaddr inet_ntoa)
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AC_CHECK_HEADERS(unistd.h string.h netdb.h sys/socket.h \
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netinet/in.h arpa/inet.h)
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])
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AC_DEFUN([jm_PREREQ_DIRNAME],
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[
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AC_HEADER_STDC
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AC_CHECK_HEADERS(string.h)
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])
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AC_DEFUN([jm_PREREQ_EXCLUDE],
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[
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AC_FUNC_FNMATCH_GNU
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AC_HEADER_STDBOOL
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])
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AC_DEFUN([jm_PREREQ_GETPAGESIZE],
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[
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AC_CHECK_FUNCS(getpagesize)
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AC_CHECK_HEADERS(OS.h unistd.h)
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])
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AC_DEFUN([jm_PREREQ_HARD_LOCALE],
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[
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AC_CHECK_HEADERS(locale.h stdlib.h string.h)
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AC_CHECK_FUNCS(setlocale)
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AM_C_PROTOTYPES
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])
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# If you use human.c, you need the following files:
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# inttypes.m4 ulonglong.m4
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AC_DEFUN([jm_PREREQ_HUMAN],
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[
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AC_CHECK_HEADERS(limits.h stdlib.h string.h)
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AC_CHECK_DECLS([getenv])
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AC_REQUIRE([jm_AC_TYPE_UINTMAX_T])
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])
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AC_DEFUN([jm_PREREQ_MEMCHR],
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[
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AC_CHECK_HEADERS(limits.h stdlib.h bp-sym.h)
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])
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AC_DEFUN([jm_PREREQ_PHYSMEM],
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[
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AC_CHECK_HEADERS(sys/pstat.h unistd.h)
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AC_CHECK_FUNCS(pstat_getstatic pstat_getdynamic)
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])
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AC_DEFUN([jm_PREREQ_POSIXVER],
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[
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AC_CHECK_HEADERS(unistd.h)
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AC_CHECK_DECLS([getenv])
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])
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AC_DEFUN([jm_PREREQ_QUOTEARG],
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[
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AC_CHECK_FUNCS(isascii iswprint)
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jm_FUNC_MBRTOWC
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jm_FUNC_MEMCMP
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AC_CHECK_HEADERS(limits.h stddef.h stdlib.h string.h wchar.h wctype.h)
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AC_HEADER_STDC
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AC_C_BACKSLASH_A
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AC_TYPE_MBSTATE_T
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AM_C_PROTOTYPES
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])
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AC_DEFUN([jm_PREREQ_READUTMP],
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[
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AC_HEADER_STDC
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AC_CHECK_HEADERS(string.h utmp.h utmpx.h sys/param.h)
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AC_CHECK_FUNCS(utmpname)
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AC_CHECK_FUNCS(utmpxname)
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AM_C_PROTOTYPES
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if test $ac_cv_header_utmp_h = yes || test $ac_cv_header_utmpx_h = yes; then
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utmp_includes="\
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$ac_includes_default
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#ifdef HAVE_UTMPX_H
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# include <utmpx.h>
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#endif
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#ifdef HAVE_UTMP_H
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# include <utmp.h>
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#endif
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"
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AC_CHECK_MEMBERS([struct utmpx.ut_user],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmp.ut_user],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmpx.ut_name],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmp.ut_name],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmpx.ut_type],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmp.ut_type],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmpx.ut_pid],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmp.ut_pid],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmpx.ut_id],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmp.ut_id],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmpx.ut_exit.ut_exit],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmp.ut_exit.ut_exit],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmpx.ut_exit.e_exit],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmp.ut_exit.e_exit],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmpx.ut_exit.ut_termination],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmp.ut_exit.ut_termination],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmpx.ut_exit.e_termination],,,[$utmp_includes])
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AC_CHECK_MEMBERS([struct utmp.ut_exit.e_termination],,,[$utmp_includes])
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AC_LIBOBJ(readutmp)
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fi
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])
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AC_DEFUN([jm_PREREQ_REGEX],
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[
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dnl FIXME: Maybe provide a btowc replacement someday: solaris-2.5.1 lacks it.
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dnl FIXME: Check for wctype and iswctype, and and add -lw if necessary
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dnl to get them.
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AC_CHECK_FUNCS(bzero bcopy isascii btowc)
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AC_CHECK_HEADERS(alloca.h libintl.h wctype.h wchar.h)
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AC_HEADER_STDC
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AC_FUNC_ALLOCA
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gl_FUNC_STRNLEN
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gl_XGETCWD
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gl_XREADLINK
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])
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AC_DEFUN([jm_PREREQ_STAT],
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@@ -218,41 +61,3 @@ $ac_includes_default
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AC_CHECK_MEMBERS([struct statfs.f_namelen],,,[$statxfs_includes])
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AC_CHECK_MEMBERS([struct statvfs.f_namelen],,,[$statxfs_includes])
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])
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AC_DEFUN([jm_PREREQ_STRNLEN],
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[
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AC_FUNC_STRNLEN
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AC_HEADER_STDC
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AC_CHECK_HEADERS(memory.h)
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AC_CHECK_DECLS([memchr])
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# This is necessary because automake-1.6.1 doesn't understand
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# that the above use of AC_FUNC_STRNLEN means we may have to use
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# lib/strnlen.c.
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test $ac_cv_func_strnlen_working = yes \
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&& AC_LIBOBJ(strnlen)
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])
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AC_DEFUN([jm_PREREQ_TEMPNAME],
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[
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AC_HEADER_STDC
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AC_HEADER_STAT
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AC_CHECK_HEADERS(fcntl.h sys/time.h stdint.h unistd.h)
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AC_CHECK_FUNCS(__secure_getenv gettimeofday)
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AC_CHECK_DECLS([getenv])
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AC_REQUIRE([jm_AC_TYPE_UINTMAX_T])
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])
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AC_DEFUN([jm_PREREQ_XGETCWD],
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[
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AC_C_PROTOTYPES
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AC_CHECK_HEADERS(limits.h stdlib.h sys/param.h unistd.h)
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AC_CHECK_FUNCS(getcwd)
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AC_FUNC_GETCWD_NULL
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])
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AC_DEFUN([jm_PREREQ_XREADLINK],
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[
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AC_C_PROTOTYPES
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AC_CHECK_HEADERS(limits.h stdlib.h sys/types.h unistd.h)
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])
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