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authorRoland McGrath <roland@gnu.org>2003-03-14 23:12:09 +0000
committerRoland McGrath <roland@gnu.org>2003-03-14 23:12:09 +0000
commit415ef7d8934577f9f9b460e5ebdf040aaa867b4c (patch)
tree2822d2f925490d26a59a7ccc65f0fe1cae5f87a9 /nptl/tst-fork4.c
parent52287505946d37a76ecfcb2d1b8a428206d4bb45 (diff)
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* allocatestack.c (__stack_user): Use hidden_data_def.
* pthread_create.c (__pthread_keys): Likewise. * init.c [__powerpc__] (__NR_set_tid_address): Define it. * tst-fork4.c: New file. * Makefile (tests): Add it.
Diffstat (limited to 'nptl/tst-fork4.c')
-rw-r--r--nptl/tst-fork4.c60
1 files changed, 60 insertions, 0 deletions
diff --git a/nptl/tst-fork4.c b/nptl/tst-fork4.c
new file mode 100644
index 0000000000..7f2b178e26
--- /dev/null
+++ b/nptl/tst-fork4.c
@@ -0,0 +1,60 @@
+/* Test of fork updating child universe's pthread structures.
+ Copyright (C) 2003 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <pthread.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+
+int
+main (void)
+{
+ pthread_t me = pthread_self ();
+
+ pid_t pid = fork ();
+
+ if (pid < 0)
+ {
+ printf ("fork: %m\n");
+ return 1;
+ }
+
+ if (pid == 0)
+ {
+ int err = pthread_kill (me, SIGTERM);
+ printf ("pthread_kill returned: %s\n", strerror (err));
+ return 3;
+ }
+
+ int status;
+ errno = 0;
+ if (wait (&status) != pid)
+ printf ("wait failed: %m\n");
+ else if (WIFSIGNALED (status) && WTERMSIG (status) == SIGTERM)
+ {
+ printf ("child correctly died with SIGTERM\n");
+ return 0;
+ }
+ else
+ printf ("child died with bad status %#x\n", status);
+
+ return 1;
+}