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signals: Make thread-safe.
[sliver-openvswitch.git]
/
lib
/
fatal-signal.c
diff --git
a/lib/fatal-signal.c
b/lib/fatal-signal.c
index
fff2a73
..
8c66ef5
100644
(file)
--- a/
lib/fatal-signal.c
+++ b/
lib/fatal-signal.c
@@
-15,7
+15,6
@@
*/
#include <config.h>
#include "fatal-signal.h"
*/
#include <config.h>
#include "fatal-signal.h"
-#include <assert.h>
#include <errno.h>
#include <signal.h>
#include <stdbool.h>
#include <errno.h>
#include <signal.h>
#include <stdbool.h>
@@
-74,9
+73,7
@@
fatal_signal_init(void)
inited = true;
inited = true;
- xpipe(signal_fds);
- set_nonblocking(signal_fds[0]);
- set_nonblocking(signal_fds[1]);
+ xpipe_nonblocking(signal_fds);
sigemptyset(&fatal_signal_set);
for (i = 0; i < ARRAY_SIZE(fatal_signals); i++) {
sigemptyset(&fatal_signal_set);
for (i = 0; i < ARRAY_SIZE(fatal_signals); i++) {
@@
-114,7
+111,7
@@
fatal_signal_add_hook(void (*hook_cb)(void *aux), void (*cancel_cb)(void *aux),
{
fatal_signal_init();
{
fatal_signal_init();
- assert(n_hooks < MAX_HOOKS);
+
ovs_
assert(n_hooks < MAX_HOOKS);
hooks[n_hooks].hook_cb = hook_cb;
hooks[n_hooks].cancel_cb = cancel_cb;
hooks[n_hooks].aux = aux;
hooks[n_hooks].hook_cb = hook_cb;
hooks[n_hooks].cancel_cb = cancel_cb;
hooks[n_hooks].aux = aux;
@@
-152,14
+149,16
@@
fatal_signal_handler(int sig_nr)
void
fatal_signal_run(void)
{
void
fatal_signal_run(void)
{
-
in
t sig_nr;
+
sig_atomic_
t sig_nr;
fatal_signal_init();
sig_nr = stored_sig_nr;
if (sig_nr != SIG_ATOMIC_MAX) {
fatal_signal_init();
sig_nr = stored_sig_nr;
if (sig_nr != SIG_ATOMIC_MAX) {
+ char namebuf[SIGNAL_NAME_BUFSIZE];
+
VLOG_WARN("terminating with signal %d (%s)",
VLOG_WARN("terminating with signal %d (%s)",
-
sig_nr, signal_name(sig_nr
));
+
(int)sig_nr, signal_name(sig_nr, namebuf, sizeof namebuf
));
call_hooks(sig_nr);
/* Re-raise the signal with the default handling so that the program
call_hooks(sig_nr);
/* Re-raise the signal with the default handling so that the program