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Improve test-skeleton.c to clean up after dead parent.

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This commit is contained in:
Ulrich Drepper 2009-08-14 00:42:51 -07:00
parent ae0d545003
commit 85fda49b96
2 changed files with 19 additions and 3 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2009-08-14 Ulrich Drepper <drepper@redhat.com>
* test-skeleton.c (signal_handler): Renamed from timeout_handler.
Also handle SIGINT. In that case only do the cleanup and then
re-raise the signal.
(main): Install handler for SIGINT.
2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
* stdlib/longlong.h [__sh__] (udiv_qrnnd, sub_ddmmss): Add "t" to

15
test-skeleton.c
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@ -1,5 +1,5 @@
/* Skeleton for test programs.
Copyright (C) 1998,2000-2004, 2005 Free Software Foundation, Inc.
Copyright (C) 1998,2000-2004, 2005, 2009 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
@ -132,7 +132,7 @@ create_temp_file (const char *base, char **filename)
/* Timeout handler. We kill the child and exit with an error. */
static void
__attribute__ ((noreturn))
timeout_handler (int sig __attribute__ ((unused)))
signal_handler (int sig __attribute__ ((unused)))
{
int killed;
int status;
@ -167,6 +167,12 @@ timeout_handler (int sig __attribute__ ((unused)))
CLEANUP_HANDLER;
#endif
if (sig == SIGINT)
{
signal (sig, SIG_DFL);
raise (sig);
}
/* If we expected this signal: good! */
#ifdef EXPECTED_SIGNAL
if (EXPECTED_SIGNAL == SIGALRM)
@ -325,9 +331,12 @@ main (int argc, char *argv[])
/* Default timeout is two seconds. */
# define TIMEOUT 2
#endif
signal (SIGALRM, timeout_handler);
signal (SIGALRM, signal_handler);
alarm (TIMEOUT * timeoutfactor);
/* Make sure we clean up if the wrapper gets interrupted. */
signal (SIGINT, signal_handler);
/* Wait for the regular termination. */
termpid = TEMP_FAILURE_RETRY (waitpid (pid, &status, 0));
if (termpid == -1)