+2017-08-09 Andreas Schwab <schwab@suse.de>
+
+ * nptl/Makefile (tests) [$(build-shared) = yes]: Add
+ tst-compat-forwarder.
+ (modules-names): Add tst-compat-forwarder-mod.
+ ($(objpfx)tst-compat-forwarder): Depend on
+ $(objpfx)tst-compat-forwarder-mod.so.
+ * nptl/tst-compat-forwarder.c: New file.
+ * nptl/tst-compat-forwarder-mod.c: New file.
+
2017-08-09 Siddhesh Poyarekar <siddhesh@sourceware.org>
* sysdeps/aarch64/multiarch/memcpy_falkor.S: Fix code style in
tst-cleanupx0 tst-cleanupx1 tst-cleanupx2 tst-cleanupx3 tst-cleanupx4 \
tst-oncex3 tst-oncex4
ifeq ($(build-shared),yes)
-tests += tst-atfork2 tst-tls4 tst-_res1 tst-fini1
+tests += tst-atfork2 tst-tls4 tst-_res1 tst-fini1 tst-compat-forwarder
tests-internal += tst-tls3 tst-tls3-malloc tst-tls5 tst-stackguard1
tests-nolibpthread += tst-fini1
ifeq ($(have-z-execstack),yes)
tst-tls5mod tst-tls5moda tst-tls5modb tst-tls5modc \
tst-tls5modd tst-tls5mode tst-tls5modf tst-stack4mod \
tst-_res1mod1 tst-_res1mod2 tst-execstack-mod tst-fini1mod \
- tst-join7mod
+ tst-join7mod tst-compat-forwarder-mod
extra-test-objs += $(addsuffix .os,$(strip $(modules-names))) \
tst-cleanup4aux.o tst-cleanupx4aux.o
test-extras += tst-cleanup4aux tst-cleanupx4aux
$(evaluate-test)
endif
+$(objpfx)tst-compat-forwarder: $(objpfx)tst-compat-forwarder-mod.so
+
# The tests here better do not run in parallel
ifneq ($(filter %tests,$(MAKECMDGOALS)),)
.NOTPARALLEL:
--- /dev/null
+/* Copyright (C) 2017 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+/* Call the function system through a statically initialized pointer. */
+
+#include <stdlib.h>
+
+int (*system_function) (const char *) = system;
+
+void
+call_system (void)
+{
+ system_function (NULL);
+}
--- /dev/null
+/* Copyright (C) 2017 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+/* Test that the compat forwaders in libpthread work correctly. */
+
+#include <support/test-driver.h>
+
+extern void call_system (void);
+
+int
+do_test (void)
+{
+ /* Calling the system function from a shared library that is not linked
+ against libpthread, when the main program is linked against
+ libpthread, should not crash. */
+ call_system ();
+
+ return 0;
+}
+
+#include <support/test-driver.c>