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-rw-r--r--dlfcn/Makefile21
-rw-r--r--dlfcn/glreflib1.c24
-rw-r--r--dlfcn/glreflib2.c26
-rw-r--r--dlfcn/glrefmain.c76
4 files changed, 145 insertions, 2 deletions
diff --git a/dlfcn/Makefile b/dlfcn/Makefile
index 7457b5687e..31e081f5bb 100644
--- a/dlfcn/Makefile
+++ b/dlfcn/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+# Copyright (C) 1995-1999, 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
@@ -20,7 +20,7 @@ subdir := dlfcn
headers := bits/dlfcn.h dlfcn.h
extra-libs := libdl
libdl-routines := dlopen dlclose dlsym dlvsym dlerror dladdr
-distribute := dlopenold.c
+distribute := dlopenold.c glreflib1.c glreflib2.c
extra-libs-others := libdl
@@ -31,4 +31,21 @@ libdl-routines += dlopenold
libdl-shared-only-routines := dlopenold
endif
+ifeq (yes,$(build-shared))
+tests = glrefmain
+endif
+modules-names = glreflib1 glreflib2
+extra-objs += $(modules-names:=.os)
+
include ../Rules
+
+test-modules = $(addprefix $(objpfx),$(addsuffix .so,$(modules-names)))
+$(test-modules): $(objpfx)%.so: $(objpfx)%.os
+ $(build-module)
+
+$(objpfx)glrefmain: $(objpfx)libdl.so
+$(objpfx)glrefmain.out: $(objpfx)glrefmain \
+ $(objpfx)glreflib1.so $(objpfx)glreflib2.so
+ -$(elf-objpfx)$(rtld-installed-name) \
+ --library-path $(rpath-link)$(patsubst %,:%,$(sysdep-library-path)) \
+ $(objpfx)glrefmain > $@
diff --git a/dlfcn/glreflib1.c b/dlfcn/glreflib1.c
new file mode 100644
index 0000000000..224ff5b097
--- /dev/null
+++ b/dlfcn/glreflib1.c
@@ -0,0 +1,24 @@
+/* Test for dependency tracking added by relocations.
+ 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. */
+
+int
+ref1 (void)
+{
+ return 42;
+}
diff --git a/dlfcn/glreflib2.c b/dlfcn/glreflib2.c
new file mode 100644
index 0000000000..6f8f970a17
--- /dev/null
+++ b/dlfcn/glreflib2.c
@@ -0,0 +1,26 @@
+/* Test for dependency tracking added by relocations.
+ 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 ref1 (void);
+
+int
+ref2 (void)
+{
+ return ref1 ();
+}
diff --git a/dlfcn/glrefmain.c b/dlfcn/glrefmain.c
new file mode 100644
index 0000000000..32854b1bd2
--- /dev/null
+++ b/dlfcn/glrefmain.c
@@ -0,0 +1,76 @@
+/* Test for dependency tracking added by relocations.
+ 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 <error.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+
+static void *
+load (const char *name)
+{
+ void *d = dlopen (name, RTLD_LAZY | RTLD_GLOBAL);
+ if (d == NULL)
+ error (EXIT_FAILURE, errno, "cannot load `%s'", name);
+ return d;
+}
+
+
+#define TEST_FUNCTION do_test ()
+int
+do_test (void)
+{
+ void *d1;
+ void *d2;
+ int (*f) (void);
+
+ d1 = load ("glreflib1.so");
+ d2 = load ("glreflib2.so");
+
+ f = dlsym (d2, "ref2");
+ if (f == NULL)
+ error (EXIT_FAILURE, errno, "cannot get pointer to `%s'", "ref2");
+
+ if (f () != 42)
+ error (EXIT_FAILURE, 0, "wrong result from `%s'", "ref2");
+
+ puts ("Correct result in first call");
+ fflush (stdout);
+
+ /* Now unload the first file. */
+ dlclose (d1);
+
+ puts ("About to call the second time");
+ fflush (stdout);
+
+ /* Try calling the function again. */
+ if (f () != 42)
+ error (EXIT_FAILURE, 0, "wrong result from `%s' (second call)", "ref2");
+
+ puts ("Second call succeeded!");
+ fflush (stdout);
+
+ dlclose (d2);
+
+ return 0;
+}
+
+#include "../test-skeleton.c"