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fix mips-specific bug in synccall (too little space for signal mask)

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switch to the new __block_all_sigs/__restore_sigs internal API to
clean up the code too.
This commit is contained in:
Rich Felker 2013-09-02 15:19:37 -04:00
parent 3c0501d28c
commit b4b9743c00
1 changed files with 3 additions and 5 deletions
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8
src/thread/synccall.c
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@ -43,7 +43,7 @@ void __synccall(void (*func)(void *), void *ctx)
pthread_t self;
struct sigaction sa;
struct chain *next;
uint64_t oldmask;
sigset_t oldmask;
if (!libc.threads_minus_1) {
func(ctx);
@ -52,8 +52,7 @@ void __synccall(void (*func)(void *), void *ctx)
__inhibit_ptc();
__syscall(SYS_rt_sigprocmask, SIG_BLOCK, SIGALL_SET,
&oldmask, _NSIG/8);
__block_all_sigs(&oldmask);
sem_init(&chaindone, 0, 0);
sem_init(&chainlock, 0, 1);
@ -86,8 +85,7 @@ void __synccall(void (*func)(void *), void *ctx)
sem_post(&cur->sem);
}
__syscall(SYS_rt_sigprocmask, SIG_SETMASK,
&oldmask, 0, _NSIG/8);
__restore_sigs(&oldmask);
__release_ptc();
}