Update.

* dlfcn/Makefile (tests): Add errmsg1.
	(modules-names): Add errmsg1mod.
	Add rules to run errmsg1.
	* dlfcn/errmsg1.c: New file.
	* dlfcn/errmsg1mod.c: New file.

ChangeLog

@@ -1,5 +1,11 @@
 2000-12-27  Ulrich Drepper  <drepper@redhat.com>
 
+	* dlfcn/Makefile (tests): Add errmsg1.
+	(modules-names): Add errmsg1mod.
+	Add rules to run errmsg1.
+	* dlfcn/errmsg1.c: New file.
+	* dlfcn/errmsg1mod.c: New file.
+
 	* dlfcn/dlerror.c (dlerror): Always create output string which
 	includes object file name.
 

dlfcn/Makefile

@@ -34,9 +34,10 @@ endif
 libdl-shared-only-routines += eval
 
 ifeq (yes,$(build-shared))
-tests = glrefmain failtest tst-dladdr default
+tests = glrefmain failtest tst-dladdr default errmsg1
 endif
-modules-names = glreflib1 glreflib2 failtestmod defaultmod1 defaultmod2
+modules-names = glreflib1 glreflib2 failtestmod defaultmod1 defaultmod2 \
+		errmsg1mod
 extra-objs += $(modules-names:=.os) eval.os
 generated := $(modules-names:=.so)
 
@@ -63,3 +64,6 @@ $(objpfx)default: $(libdl) $(objpfx)defaultmod1.so $(objpfx)defaultmod2.so
 $(objpfx)defaultmod1.so: $(libdl)
 LDFLAGS-defaultmod2.so = -Bsymbolic
 $(objpfx)defaultmod2.so: $(libdl)
+
+$(objpfx)errmsg1: $(libdl)
+$(objpfx)errmsg1.out: $(objpfx)errmsg1 $(objpfx)errmsg1mod.so

dlfcn/errmsg1.c

@@ -0,0 +1,42 @@
+/* Copyright (C) 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <dlfcn.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+int
+main (void)
+{
+  void *h;
+  const char *s;
+
+  h = dlopen ("errmsg1mod.so", RTLD_NOW);
+  if (h != NULL)
+    {
+      dlclose (h);
+      puts ("errmsg1mod.so could be loaded !?");
+      exit (1);
+    }
+
+  s = dlerror ();
+  puts (s);
+
+  return strstr (s, "errmsg1mod.so") == NULL;
+}

dlfcn/errmsg1mod.c

@@ -0,0 +1,25 @@
+/* Copyright (C) 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+extern int bar (void);
+
+int
+foo (void)
+{
+  return bar ();
+}