From ca7b1dfcc5834b7f8c9d08efaf9be069a045c460 Mon Sep 17 00:00:00 2001
From: Raja R Harinath <harinath@src.gnome.org>
Date: Wed, 20 May 1998 00:10:46 +0000
Subject: New check. (sys_errlist): Check for this variable, needed for
 `strerror'.

* gnome-support.m4 (strerror): New check.
(sys_errlist): Check for this variable, needed for `strerror'.
(program_invocation_name, program_invocation_short_name): Change
method used to check for these.

svn path=/trunk/; revision=219
---
 macros/ChangeLog        |  7 +++++++
 macros/gnome-support.m4 | 48 +++++++++++++++++++++++++++++++++---------------
 2 files changed, 40 insertions(+), 15 deletions(-)

(limited to 'macros')

diff --git a/macros/ChangeLog b/macros/ChangeLog
index 1ae640dd9d..c6aaa920da 100644
--- a/macros/ChangeLog
+++ b/macros/ChangeLog
@@ -1,3 +1,10 @@
+1998-05-19  Raja R Harinath  <harinath@cs.umn.edu>
+
+	* gnome-support.m4 (strerror): New check.
+	(sys_errlist): Check for this variable, needed for `strerror'.
+	(program_invocation_name, program_invocation_short_name): Change
+	method used to check for these.
+
 1998-05-09  Raja R Harinath  <harinath@cs.umn.edu>
 
 	* autogen.sh: Remove simple-minded check for `gtk+'.
diff --git a/macros/gnome-support.m4 b/macros/gnome-support.m4
index afead5f833..1f6c93f7a2 100644
--- a/macros/gnome-support.m4
+++ b/macros/gnome-support.m4
@@ -38,28 +38,46 @@ AC_DEFUN([GNOME_SUPPORT_CHECKS],[
   # for `scandir'
   AC_HEADER_DIRENT
 
-  AC_CACHE_CHECK([for program_invocation_short_name], gnome_cv_short_name, [
-    AC_TRY_LINK([#include <errno.h>],[
-      char *foo = program_invocation_short_name],
-      gnome_cv_short_name=yes, gnome_cv_short_name=no)])
-  if test "$gnome_cv_short_name" = yes; then
-     AC_DEFINE(HAVE_PROGRAM_INVOCATION_SHORT_NAME)
-  fi
+#  AC_CACHE_CHECK([for program_invocation_short_name], gnome_cv_short_name, [
+#    AC_TRY_LINK([#include <errno.h>],[
+#      char *foo = program_invocation_short_name],
+#      gnome_cv_short_name=yes, gnome_cv_short_name=no)])
+#  if test "$gnome_cv_short_name" = yes; then
+#     AC_DEFINE(HAVE_PROGRAM_INVOCATION_SHORT_NAME)
+#  fi
 
-  AC_CACHE_CHECK([for program_invocation_name], gnome_cv_invocation_name, [
-    AC_TRY_LINK([#include <errno.h>],[
-      char *foo = program_invocation_name],
-      gnome_cv_invocation_name=yes, gnome_cv_invocation_name=no)])
-  if test "$gnome_cv_invocation_name" = yes; then
-     AC_DEFINE(HAVE_PROGRAM_INVOCATION_NAME)
-  fi
+#  AC_CACHE_CHECK([for program_invocation_name], gnome_cv_invocation_name, [
+#    AC_TRY_LINK([#include <errno.h>],[
+#      char *foo = program_invocation_name],
+#      gnome_cv_invocation_name=yes, gnome_cv_invocation_name=no)])
+#  if test "$gnome_cv_invocation_name" = yes; then
+#     AC_DEFINE(HAVE_PROGRAM_INVOCATION_NAME)
+#  fi
+
+  # copied from `configure.in' of `libiberty'
+  vars="program_invocation_short_name program_invocation_name sys_errlist"
+  for v in $vars; do
+    AC_MSG_CHECKING([for $v])
+    AC_CACHE_VAL(gnome_cv_var_$v,
+      [AC_TRY_LINK([int *p;], [extern int $v; p = &$v;],
+		   [eval "gnome_cv_var_$v=yes"],
+		   [eval "gnome_cv_var_$v=no"])])
+    if eval "test \"`echo '$libiberty_cv_var_'$v`\" = yes"; then
+      AC_MSG_RESULT(yes)
+      n=HAVE_`echo $v | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+      AC_DEFINE_UNQUOTED($n)
+    else
+      AC_MSG_RESULT(no)
+    fi
+  done
 
   AC_CHECK_FUNCS(vsnprintf,,[
     AC_CHECK_FUNCS(__vsnprintf,
       LIBOBJS="$LIBOBJS easy-vsnprintf.o",
       LIBOBJS="$LIBOBJS vsnprintf.o")])
 
-  AC_REPLACE_FUNCS(scandir strtok_r strcasecmp strndup strnlen vasprintf)
+  AC_REPLACE_FUNCS(scandir strcasecmp strerror strndup strnlen)
+  AC_REPLACE_FUNCS(strtok_r vasprintf)
 
   if test "$LIBOBJS" != ""; then
      need_gnome_support=yes
-- 
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