(warn_at, warn, complain_at, complain, fatal_at, fatal): Don't invoke

[bison.git] / m4 / prereq.m4

diff --git a/m4/prereq.m4 b/m4/prereq.m4
index f7114268c1639a5af228c826b6830d4b16afdf9c..93001ae8ed4cf30ce9416062a9876374fefd195f 100644 (file)
--- a/m4/prereq.m4
+++ b/m4/prereq.m4
@@ -1,14 +1,258 @@
-#serial 1
+#serial 28                                                         -*- Autoconf -*-

 
 

-dnl These are the prerequisite macros for files in the lib/
-dnl directories of Bison.
+dnl We use jm_ for non Autoconf macros.
+m4_pattern_forbid([^jm_[ABCDEFGHIJKLMNOPQRSTUVXYZ]])dnl
+
+# These are the prerequisite macros for files in the lib/
+# directories of the fileutils, sh-utils, and textutils packages.
+
+AC_DEFUN([jm_PREREQ],
+[
+  jm_PREREQ_ADDEXT
+  jm_PREREQ_C_STACK
+  jm_PREREQ_CANON_HOST
+  jm_PREREQ_DIRNAME
+  jm_PREREQ_ERROR
+  jm_PREREQ_EXCLUDE
+  jm_PREREQ_GETPAGESIZE
+  jm_PREREQ_HARD_LOCALE
+  jm_PREREQ_HASH
+  jm_PREREQ_HUMAN
+  jm_PREREQ_MBSWIDTH
+  jm_PREREQ_MEMCHR
+  jm_PREREQ_PHYSMEM
+  jm_PREREQ_POSIXVER
+  jm_PREREQ_QUOTEARG
+  jm_PREREQ_READUTMP
+  jm_PREREQ_REGEX
+  jm_PREREQ_STAT
+  jm_PREREQ_STRNLEN
+  jm_PREREQ_TEMPNAME # called by mkstemp
+  jm_PREREQ_XGETCWD
+  jm_PREREQ_XREADLINK
+])
+
+AC_DEFUN([jm_PREREQ_ARGMATCH],
+[
+  AC_REQUIRE([jm_PREREQ_QUOTEARG])
+  AC_REPLACE_FUNCS(strcasecmp strncasecmp)
+])
+
+# Ask for argmatch.[ch], and set it up.
+AC_DEFUN([jm_FUNC_ARGMATCH],
+[
+  AC_REQUIRE([jm_PREREQ_ARGMATCH])
+  AC_LIBOBJ([argmatch])
+  AC_LIBSOURCES([argmatch.c, argmatch.h])
+])
+
+AC_DEFUN([jm_PREREQ_ADDEXT],
+[
+  dnl For addext.c.
+  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_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_HEADER_STDC
+  AC_CHECK_HEADERS(string.h)
+])
+
+AC_DEFUN([jm_PREREQ_EXCLUDE],
+[
+  AC_FUNC_FNMATCH_GNU
+  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)
+  AM_C_PROTOTYPES
+])
+
+# If you use human.c, you need the following files:
+# inttypes.m4 ulonglong.m4
+AC_DEFUN([jm_PREREQ_HUMAN],
+[
+  AC_CHECK_HEADERS(limits.h stdlib.h string.h)
+  AC_CHECK_DECLS([getenv])
+  AC_REQUIRE([jm_AC_TYPE_UINTMAX_T])
+])
+
+AC_DEFUN([jm_PREREQ_MEMCHR],
+[
+  AC_CHECK_HEADERS(limits.h stdlib.h bp-sym.h)
+])
+
+AC_DEFUN([jm_PREREQ_PHYSMEM],
+[
+  AC_CHECK_HEADERS(sys/pstat.h unistd.h)
+  AC_CHECK_FUNCS(pstat_getstatic pstat_getdynamic)
+])
+
+AC_DEFUN([jm_PREREQ_POSIXVER],
+[
+  AC_CHECK_HEADERS(unistd.h)
+  AC_CHECK_DECLS([getenv])
+])

 
 AC_DEFUN([jm_PREREQ_QUOTEARG],
 [
 
 AC_DEFUN([jm_PREREQ_QUOTEARG],
 [

-  AC_CHECK_FUNCS(isascii iswprint mbrtowc)
-  AC_CHECK_HEADERS(limits.h stdlib.h string.h wchar.h wctype.h)
+  AC_CHECK_FUNCS(isascii iswprint)
+  jm_FUNC_MBRTOWC
+  jm_FUNC_MEMCMP
+  AC_CHECK_HEADERS(limits.h stddef.h stdlib.h string.h wchar.h wctype.h)

   AC_HEADER_STDC
   AC_C_BACKSLASH_A
   AC_HEADER_STDC
   AC_C_BACKSLASH_A

-  AC_MBSTATE_T
+  AC_TYPE_MBSTATE_T

   AM_C_PROTOTYPES
 ])
   AM_C_PROTOTYPES
 ])

+
+AC_DEFUN([jm_PREREQ_READUTMP],
+[
+  AC_HEADER_STDC
+  AC_CHECK_HEADERS(string.h utmp.h utmpx.h sys/param.h)
+  AC_CHECK_FUNCS(utmpname)
+  AC_CHECK_FUNCS(utmpxname)
+  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 <utmpx.h>
+#endif
+#ifdef HAVE_UTMP_H
+# include <utmp.h>
+#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_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
+])
+
+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)
+  jm_AC_TYPE_LONG_LONG
+
+  statxfs_includes="\
+$ac_includes_default
+#if HAVE_SYS_STATVFS_H
+# include <sys/statvfs.h>
+#endif
+#if HAVE_SYS_VFS_H
+# include <sys/vfs.h>
+#endif
+#if ( ! HAVE_SYS_STATVFS_H && ! HAVE_SYS_VFS_H && HAVE_SYS_MOUNT_H && HAVE_SYS_PARAM_H )
+/* NetBSD 1.5.2 needs these, for the declaration of struct statfs. */
+# include <sys/param.h>
+# include <sys/mount.h>
+#endif
+"
+  AC_CHECK_MEMBERS([struct statfs.f_basetype],,,[$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_FUNC_STRNLEN
+  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_HEADER_STDC
+  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_C_PROTOTYPES
+  AC_CHECK_HEADERS(limits.h stdlib.h sys/param.h unistd.h)
+  AC_CHECK_FUNCS(getcwd)
+  AC_FUNC_GETCWD_NULL
+])
+
+AC_DEFUN([jm_PREREQ_XREADLINK],
+[
+  AC_C_PROTOTYPES
+  AC_CHECK_HEADERS(limits.h stdlib.h sys/types.h unistd.h)
+])