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optimize compound-literal sigset_t's not to contain useless hurd bits

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This commit is contained in:
Rich Felker 2011-05-07 23:37:10 -04:00
parent 99b8a25e94
commit 4c4e22d781
3 changed files with 7 additions and 5 deletions
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6
src/internal/pthread_impl.h
View File

@ -79,8 +79,10 @@ struct __timer {
#define SIGCANCEL 33
#define SIGSYSCALL 34
#define SIGPT_SET ((sigset_t){{[sizeof(long)==4] = 3<<(32*(sizeof(long)>4))}})
#define SIGTIMER_SET ((sigset_t){{ 0x80000000 }})
#define SIGPT_SET ((sigset_t *)(unsigned long [1+(sizeof(long)==4)]){ \
[sizeof(long)==4] = 3<<(32*(sizeof(long)>4)) })
#define SIGTIMER_SET ((sigset_t *)(unsigned long [1+(sizeof(long)==4)]){ \
0x80000000 })
int __set_thread_area(void *);
int __libc_sigaction(int, const struct sigaction *, struct sigaction *);

4
src/thread/pthread_create.c
View File

@ -45,7 +45,7 @@ static int start(void *p)
{
struct pthread *self = p;
if (self->unblock_cancel)
__syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, &SIGPT_SET, 0, 8);
__syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, SIGPT_SET, 0, 8);
pthread_exit(self->start(self->start_arg));
return 0;
}
@ -68,7 +68,7 @@ int pthread_create(pthread_t *res, const pthread_attr_t *attr, void *(*entry)(vo
if (!self) return ENOSYS;
if (!libc.threaded) {
__syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, &SIGPT_SET, 0, 8);
__syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, SIGPT_SET, 0, 8);
libc.threaded = 1;
}

2
src/time/timer_create.c
View File

@ -51,7 +51,7 @@ static void install_handler()
.sa_flags = SA_SIGINFO | SA_RESTART
};
__libc_sigaction(SIGTIMER, &sa, 0);
__syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, &SIGTIMER_SET, 0, 8);
__syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, SIGTIMER_SET, 0, 8);
}
static void *start(void *arg)