57 lines
1.3 KiB
Text
57 lines
1.3 KiB
Text
|
https://github.com/plougher/squashfs-tools/pull/69
|
||
|
|
|
||
|
|
Index: squashfs-tools/unsquashfs_info.c
|
||
|
|
--- squashfs-tools/unsquashfs_info.c.orig
|
||
|
|
+++ squashfs-tools/unsquashfs_info.c
|
||
|
|
@@ -97,31 +97,22 @@ void dump_state()
|
||
|
|
void *info_thrd(void *arg)
|
||
|
|
{
|
||
|
|
sigset_t sigmask;
|
||
|
|
- struct timespec timespec = { .tv_sec = 1, .tv_nsec = 0 };
|
||
|
|
- int sig, waiting = 0;
|
||
|
|
+ int sig, err, waiting = 0;
|
||
|
|
|
||
|
|
sigemptyset(&sigmask);
|
||
|
|
sigaddset(&sigmask, SIGQUIT);
|
||
|
|
sigaddset(&sigmask, SIGHUP);
|
||
|
|
+ sigaddset(&sigmask, SIGALRM);
|
||
|
|
|
||
|
|
while(1) {
|
||
|
|
- if(waiting)
|
||
|
|
- sig = sigtimedwait(&sigmask, NULL, ×pec);
|
||
|
|
- else
|
||
|
|
- sig = sigwaitinfo(&sigmask, NULL);
|
||
|
|
+ err = sigwait(&sigmask, &sig);
|
||
|
|
|
||
|
|
- if(sig == -1) {
|
||
|
|
+ if(err == -1) {
|
||
|
|
switch(errno) {
|
||
|
|
- case EAGAIN:
|
||
|
|
- /* interval timed out */
|
||
|
|
- waiting = 0;
|
||
|
|
- /* FALLTHROUGH */
|
||
|
|
case EINTR:
|
||
|
|
- /* if waiting, the wait will be longer, but
|
||
|
|
- that's OK */
|
||
|
|
continue;
|
||
|
|
default:
|
||
|
|
- BAD_ERROR("sigtimedwait/sigwaitinfo failed "
|
||
|
|
+ BAD_ERROR("sigwait failed "
|
||
|
|
"because %s\n", strerror(errno));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
@@ -133,8 +124,12 @@ void *info_thrd(void *arg)
|
||
|
|
/* set one second interval period, if ^\ received
|
||
|
|
within then, dump queue and cache status */
|
||
|
|
waiting = 1;
|
||
|
|
- } else
|
||
|
|
+ alarm(1);
|
||
|
|
+ } else if (sig == SIGQUIT) {
|
||
|
|
dump_state();
|
||
|
|
+ } else if (sig == SIGALRM) {
|
||
|
|
+ waiting = 0;
|
||
|
|
+ }
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|