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authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /linuxthreads/tststack.c
parent0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff)
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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'linuxthreads/tststack.c')
-rw-r--r--linuxthreads/tststack.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/linuxthreads/tststack.c b/linuxthreads/tststack.c
new file mode 100644
index 0000000..02b15cb
--- /dev/null
+++ b/linuxthreads/tststack.c
@@ -0,0 +1,74 @@
+/* Tests for variable stack size handling.
+ Copyright (C) 2000, 2003 Free Software Foundation, Inc.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
+
+ 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; 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 <pthread.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <limits.h>
+#include <sys/param.h>
+
+static void *f1 (void *);
+static void *f2 (void *);
+
+int
+main (void)
+{
+ pthread_attr_t attr;
+ pthread_t th1 = 0;
+ pthread_t th2 = 0;
+ void *res1;
+ void *res2;
+
+ pthread_attr_init (&attr);
+ if (pthread_attr_setstacksize (&attr, MAX (70*1024, PTHREAD_STACK_MIN)) != 0)
+ {
+ puts ("invalid stack size");
+ return 1;
+ }
+
+ pthread_create (&th1, NULL, f1, NULL);
+ pthread_create (&th2, &attr, f2, NULL);
+
+ pthread_join (th1, &res1);
+ pthread_join (th2, &res2);
+
+ printf ("res1 = %p\n", res1);
+ printf ("res2 = %p\n", res2);
+
+ return res1 != (void *) 1 || res2 != (void *) 2;
+}
+
+static void *
+f1 (void *parm)
+{
+ printf ("This is `%s'\n", __FUNCTION__);
+ fflush (stdout);
+
+ return (void *) 1;
+}
+
+static void *
+f2 (void *parm)
+{
+ printf ("This is `%s'\n", __FUNCTION__);
+ fflush (stdout);
+ sleep (1);
+
+ return (void *) 2;
+}