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2007/10/15 Pierre Muller <muller@ics.u-strasbg.fr>

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* gdb.base/sigstep.c (main): Add checks for
	return values for setitimer call.
	Call setitimer again with itimer = ITIMER_REAL
	if first call to setitimer fails.
This commit is contained in:
Pierre Muller 2007-10-15 07:17:56 +00:00
parent 72ec287661
commit 501b79c1d2
2 changed files with 23 additions and 1 deletions
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7
gdb/testsuite/ChangeLog
View file

@ -1,3 +1,10 @@
2007/10/15 Pierre Muller <muller@ics.u-strasbg.fr>
* gdb.base/sigstep.c (main): Add checks for
return values for setitimer call.
Call setitimer again with itimer = ITIMER_REAL
if first call to setitimer fails.
2007-10-11 Kazu Hirata <kazu@codesourcery.com> 2007-10-11 Kazu Hirata <kazu@codesourcery.com>
* lib/gdb.exp (gdb_load_cmd): Print out $loadtimeout instead * lib/gdb.exp (gdb_load_cmd): Print out $loadtimeout instead

17
gdb/testsuite/gdb.base/sigstep.c
View file

@ -21,6 +21,7 @@
#include <string.h> #include <string.h>
#include <signal.h> #include <signal.h>
#include <sys/time.h> #include <sys/time.h>
#include <errno.h>
static volatile int done; static volatile int done;
@ -39,9 +40,11 @@ enum {
itimer_virtual = ITIMER_VIRTUAL itimer_virtual = ITIMER_VIRTUAL
} itimer = ITIMER_VIRTUAL; } itimer = ITIMER_VIRTUAL;
int
main () main ()
{ {
int res;
/* Set up the signal handler. */ /* Set up the signal handler. */
memset (&action, 0, sizeof (action)); memset (&action, 0, sizeof (action));
action.sa_handler = handler; action.sa_handler = handler;
@ -59,9 +62,21 @@ main ()
/* Set up a one-off timer. A timer, rather than SIGSEGV, is /* Set up a one-off timer. A timer, rather than SIGSEGV, is
used as after a timer handler finishes the interrupted code used as after a timer handler finishes the interrupted code
can safely resume. */ can safely resume. */
setitimer (itimer, &itime, NULL); res = setitimer (itimer, &itime, NULL);
if (res == -1)
{
printf ("First call to setitimer failed, errno = %d\r\n",errno);
itimer = ITIMER_REAL;
res = setitimer (itimer, &itime, NULL);
if (res == -1)
{
printf ("Second call to setitimer failed, errno = %d\r\n",errno);
return 1;
}
}
/* Wait. */ /* Wait. */
while (!done); while (!done);
done = 0; done = 0;
} }
return 0;
} }