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Revert:
	2010-10-17  Jan Kratochvil  <jan.kratochvil@redhat.com>
		    Pedro Alves  <pedro@codesourcery.com>
	* gdbthread.h (currently_stepping): New declaration.
	* infrun.c (currently_stepping): Remove the forward declaration.
	(currently_stepping): Make it global.
	* linux-nat.c (resume_callback) <lp->stopped && lp->status == 0>: New
	variables tp and step, initialized them.  Pass STEP to to_resume.
	Print also possibly "PTRACE_SINGLESTEP" if STEP.  Initialize LP->STEP.
	* remote.c (currently_stepping_callback): New.
	(remote_vcont_resume)
	<ptid_equal (ptid, minus_one_ptid) || ptid_is_pid (ptid)>:
	New variable tp.  Call currently_stepping_callback and step such
	thread.

gdb/testsuite/
	Revert:
	2010-10-17  Jan Kratochvil  <jan.kratochvil@redhat.com>
	* gdb.threads/sigstep-threads.exp: New file.
	* gdb.threads/sigstep-threads.c: New file.
This commit is contained in:
Jan Kratochvil 2010-11-02 01:37:32 +00:00
parent 6d0cd39eb2
commit a289b8f64e
8 changed files with 31 additions and 155 deletions
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54
gdb/testsuite/gdb.threads/sigstep-threads.c
View file

@ -1,54 +0,0 @@
/* This testcase is part of GDB, the GNU debugger.
Copyright 2010 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <pthread.h>
#include <assert.h>
#include <signal.h>
#include <asm/unistd.h>
#include <unistd.h>
#define tgkill(tgid, tid, sig) syscall (__NR_tgkill, (tgid), (tid), (sig))
#define gettid() syscall (__NR_gettid)
static volatile int var;
static void
handler (int signo) /* step-0 */
{ /* step-0 */
var++; /* step-1 */
tgkill (getpid (), gettid (), SIGUSR1); /* step-2 */
}
static void *
start (void *arg)
{
signal (SIGUSR1, handler);
tgkill (getpid (), gettid (), SIGUSR1);
assert (0);
return NULL;
}
int
main (void)
{
pthread_t thread;
pthread_create (&thread, NULL, start, NULL);
start (NULL); /* main-start */
return 0;
}