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overhaul cancellation to fix resource leaks and dangerous behavior with signals
[oweals/musl.git]
/
src
/
signal
/
sigtimedwait.c
1
#include <signal.h>
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#include <errno.h>
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#include "syscall.h"
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#include "libc.h"
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int sigtimedwait(const sigset_t *mask, siginfo_t *si, const struct timespec *timeout)
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{
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int ret;
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CANCELPT_BEGIN;
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do {
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ret = syscall(__NR_rt_sigtimedwait, mask, si, timeout, 8);
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if (ret<0) CANCELPT_TRY;
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} while (ret<0 && errno==EINTR);
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CANCELPT_END;
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return ret;
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}