from autoconf
[gnulib.git] / m4 / prereq.m4
index 5ba47e9..6b26058 100644 (file)
@@ -1,21 +1,35 @@
-#serial 7
+#serial 26
 
 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,
+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_ADDEXT,
+AC_DEFUN([jm_PREREQ_ADDEXT],
 [
   dnl For addext.c.
   AC_SYS_LONG_FILE_NAMES
@@ -23,7 +37,7 @@ AC_DEFUN(jm_PREREQ_ADDEXT,
   AC_CHECK_HEADERS(limits.h string.h unistd.h)
 ])
 
-AC_DEFUN(jm_PREREQ_CANON_HOST,
+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,
@@ -38,54 +52,110 @@ AC_DEFUN(jm_PREREQ_CANON_HOST,
                    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
+])
+
+AC_DEFUN([jm_PREREQ_HASH],
+[
+  AC_CHECK_HEADERS(stdlib.h)
+  AC_HEADER_STDBOOL
+  AC_REQUIRE([jm_CHECK_DECLS])
+])
+
 # If you use human.c, you need the following files:
-# uintmax_t.m4 inttypes_h.m4 ulonglong.m4
-AC_DEFUN(jm_PREREQ_HUMAN,
+# 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_HEADER_INTTYPES_H])
+  AC_CHECK_DECLS([getenv])
   AC_REQUIRE([jm_AC_TYPE_UINTMAX_T])
 ])
 
-AC_DEFUN(jm_PREREQ_GETPAGESIZE,
+AC_DEFUN([jm_PREREQ_MEMCHR],
 [
-  AC_CHECK_FUNCS(getpagesize)
-  AC_CHECK_HEADERS(OS.h unistd.h)
+  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 mbrtowc)
-  AC_CHECK_HEADERS(limits.h stdlib.h string.h wchar.h wctype.h)
+  AC_CHECK_FUNCS(isascii iswprint)
+  jm_FUNC_MBRTOWC
+  AC_CHECK_HEADERS(limits.h stddef.h stdlib.h string.h wchar.h wctype.h)
   AC_HEADER_STDC
   AC_C_BACKSLASH_A
+  AC_TYPE_MBSTATE_T
   AM_C_PROTOTYPES
 ])
 
-AC_DEFUN(jm_PREREQ_READUTMP,
+AC_DEFUN([jm_PREREQ_READUTMP],
 [
   AC_HEADER_STDC
-  AC_CHECK_HEADERS(string.h utmpx.h sys/param.h)
+  AC_CHECK_HEADERS(string.h utmp.h utmpx.h sys/param.h)
   AC_CHECK_FUNCS(utmpname)
   AC_CHECK_FUNCS(utmpxname)
   AM_C_PROTOTYPES
 
-  utmp_includes="\
+  if test $ac_cv_header_utmp_h = yes || test $ac_cv_header_utmpx_h = yes; then
+    utmp_includes="\
 $ac_includes_default
 #ifdef HAVE_UTMPX_H
 # include <utmpx.h>
-#else
+#endif
+#ifdef HAVE_UTMP_H
 # include <utmp.h>
 #endif
 "
-  AC_CHECK_MEMBERS((struct utmpx.ut_user),,,[$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),,,[$utmp_includes])
+    AC_CHECK_MEMBERS([struct utmpx.ut_user],,,[$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],,,[$utmp_includes])
+    AC_CHECK_MEMBERS([struct utmpx.ut_exit],,,[$utmp_includes])
+    AC_CHECK_MEMBERS([struct utmp.ut_exit],,,[$utmp_includes])
+    AC_LIBOBJ(readutmp)
+  fi
 ])
 
-AC_DEFUN(jm_PREREQ_REGEX,
+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
@@ -95,3 +165,74 @@ AC_DEFUN(jm_PREREQ_REGEX,
   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 doens'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_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)
+])