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authorUlrich Drepper <drepper@redhat.com>2003-02-24 03:50:46 +0000
committerUlrich Drepper <drepper@redhat.com>2003-02-24 03:50:46 +0000
commit5e47b76b5049f2449fc81e873bb87e6d06e3b2ef (patch)
tree89699d769f9b07de88538f6a8e3fcdd7adcf5195 /nptl/tst-tls1.c
parentcdd8e46f88618b259ed26019a7761a3abd8a3e05 (diff)
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Update.
* Makefile (tests): Add tst-tls1 and tst-tls2. * tst-tls1.c: New file. * tst-tls2.c: New file.
Diffstat (limited to 'nptl/tst-tls1.c')
-rw-r--r--nptl/tst-tls1.c92
1 files changed, 92 insertions, 0 deletions
diff --git a/nptl/tst-tls1.c b/nptl/tst-tls1.c
new file mode 100644
index 0000000000..86b3e6eb16
--- /dev/null
+++ b/nptl/tst-tls1.c
@@ -0,0 +1,92 @@
+/* Copyright (C) 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
+
+ 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <pthread.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+
+struct test_s
+{
+ int a;
+ int b;
+};
+
+#define INIT_A 1
+#define INIT_B 42
+/* Deliberately not static. */
+__thread struct test_s s __attribute__ ((tls_model ("initial-exec"))) =
+{
+ .a = INIT_A,
+ .b = INIT_B
+};
+
+
+static void *
+tf (void *arg)
+{
+ if (s.a != INIT_A || s.b != INIT_B)
+ {
+ puts ("initial value of s in child thread wrong");
+ exit (1);
+ }
+
+ ++s.a;
+
+ return NULL;
+}
+
+
+int
+do_test (void)
+{
+ if (s.a != INIT_A || s.b != INIT_B)
+ {
+ puts ("initial value of s in main thread wrong");
+ exit (1);
+ }
+
+#define N 10
+ int i;
+ for (i = 0; i < N; ++i)
+ {
+#define M 10
+ pthread_t th[M];
+ int j;
+ for (j = 0; j < M; ++j, ++s.a)
+ if (pthread_create (&th[j], NULL, tf, NULL) != 0)
+ {
+ puts ("pthread_create failed");
+ exit (1);
+ }
+
+ for (j = 0; j < M; ++j)
+ if (pthread_join (th[j], NULL) != 0)
+ {
+ puts ("pthread_join failed");
+ exit (1);
+ }
+ }
+
+ return 0;
+}
+
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"