From 885b7147ccdca4a1abe9fb9dbadf950483e26191 Mon Sep 17 00:00:00 2001
From: Jim Meyering <jim@meyering.net>
Date: Sat, 28 Sep 2002 21:40:45 +0000
Subject: (jm_FUNC_GETGROUPS): Rewrite to use AC_FUNC_GETGROUPS and (if needed)
 to call AC_LIBOBJ and to set GETGROUPS_LIB.

---
 m4/getgroups.m4 | 48 ++++++++----------------------------------------
 1 file changed, 8 insertions(+), 40 deletions(-)

(limited to 'm4')

diff --git a/m4/getgroups.m4 b/m4/getgroups.m4
index e0f3359b0..eec0b1842 100644
--- a/m4/getgroups.m4
+++ b/m4/getgroups.m4
@@ -1,46 +1,14 @@
-#serial 5
+#serial 6
 
 dnl From Jim Meyering.
-dnl
-dnl Invoking code should check $GETGROUPS_LIB something like this:
-dnl  jm_FUNC_GETGROUPS
-dnl  test -n "$GETGROUPS_LIB" && LIBS="$GETGROUPS_LIB $LIBS"
-dnl
+dnl A wrapper around AC_FUNC_GETGROUPS.
 
 AC_DEFUN([jm_FUNC_GETGROUPS],
-[AC_REQUIRE([AC_TYPE_GETGROUPS])dnl
- AC_REQUIRE([AC_TYPE_SIZE_T])dnl
- AC_CHECK_FUNCS(getgroups)
-
- # If we don't yet have getgroups, see if it's in -lbsd.
- # This is reported to be necessary on an ITOS 3000WS running SEIUX 3.1.
- if test $ac_cv_func_getgroups = no; then
-   jm_cv_sys_getgroups_saved_lib="$LIBS"
-   AC_CHECK_LIB(bsd, getgroups, [GETGROUPS_LIB=-lbsd])
-   LIBS="$jm_cv_sys_getgroups_saved_lib"
- fi
-
- # Run the program to test the functionality of the system-supplied
- # getgroups function only if there is such a function.
- if test $ac_cv_func_getgroups = yes; then
-   AC_CACHE_CHECK([for working getgroups], jm_cv_func_working_getgroups,
-    [AC_TRY_RUN([
-      int
-      main ()
-      {
-	/* On Ultrix 4.3, getgroups (0, 0) always fails.  */
-	exit (getgroups (0, 0) == -1 ? 1 : 0);
-      }
-		],
-	       jm_cv_func_working_getgroups=yes,
-	       jm_cv_func_working_getgroups=no,
-	       dnl When crosscompiling, assume getgroups is broken.
-	       jm_cv_func_working_getgroups=no)
-    ])
-    if test $jm_cv_func_working_getgroups = no; then
-      AC_LIBOBJ(getgroups)
-      AC_DEFINE(getgroups, rpl_getgroups,
-	[Define as rpl_getgroups if getgroups doesn't work right.])
-    fi
+[AC_REQUIRE([AC_FUNC_GETGROUPS])dnl
+  if test $cv_func_getgroups_works = no; then
+    AC_LIBOBJ(getgroups)
+    AC_DEFINE(getgroups, rpl_getgroups,
+      [Define as rpl_getgroups if getgroups doesn't work right.])
   fi
+  test -n "$GETGROUPS_LIB" && LIBS="$GETGROUPS_LIB $LIBS"
 ])
-- 
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