X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fobstack.m4;h=cd962729ed9258524610f98548a18a2753203e14;hb=ef8e4e5cfec5367d1c3c3aedf15408371de20f6d;hp=b702aee43e2fb043ad6c01f465064822a08f4ad6;hpb=44ec9731a3e3e51d6bc1d19b782ab32beb14d94f;p=gnulib.git

diff --git a/m4/obstack.m4 b/m4/obstack.m4
index b702aee43..cd962729e 100644
--- a/m4/obstack.m4
+++ b/m4/obstack.m4
@@ -1,15 +1,24 @@
-dnl From Jim Meyering.
-dnl FIXME: migrate into libit.
+# obstack.m4 serial 1
+dnl Copyright (C) 2002 Free Software Foundation, Inc.
+dnl This file is free software, distributed under the terms of the GNU
+dnl General Public License.  As a special exception to the GNU General
+dnl Public License, this file may be distributed as part of a program
+dnl that contains a configuration script generated by Autoconf, under
+dnl the same distribution terms as the rest of that program.
 
-AC_DEFUN(AM_FUNC_OBSTACK,
-[AC_CACHE_CHECK([for obstacks], am_cv_func_obstack,
- [AC_TRY_LINK([#include "obstack.h"],
-	      [struct obstack *mem;obstack_free(mem,(char *) 0)],
-	      am_cv_func_obstack=yes,
-	      am_cv_func_obstack=no)])
- if test $am_cv_func_obstack = yes; then
-   AC_DEFINE(HAVE_OBSTACK)
- else
-   LIBOBJS="$LIBOBJS obstack.o"
- fi
+AC_DEFUN([gl_OBSTACK],
+[
+  dnl Prerequisites of lib/obstack.h.
+  AC_CHECK_HEADERS_ONCE(stddef.h string.h)
+
+  AC_FUNC_OBSTACK
+  dnl Note: AC_FUNC_OBSTACK does AC_LIBSOURCES([obstack.h, obstack.c]).
+  if test $ac_cv_func_obstack = no; then
+    gl_PREREQ_OBSTACK
+  fi
+])
+
+# Prerequisites of lib/obstack.c.
+AC_DEFUN([gl_PREREQ_OBSTACK], [
+  AC_CHECK_HEADERS_ONCE(stdlib.h)
 ])