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main: check return value of write()

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Fixes build with -D_FORTIFY_SOURCE=2
This commit is contained in:
Daniel Eklöf 2019-05-04 11:26:27 +02:00
parent 2654d37548
commit 8cc6e67c16
1 changed files with 2 additions and 1 deletions
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3
main.c
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@ -179,7 +179,8 @@ main(int argc, const char *const *argv)
LOG_INFO("aborted: %s (%d)", strsignal(aborted), aborted);
/* Signal abort to other threads */
write(abort_fd, &(uint64_t){1}, sizeof(uint64_t));
if (write(abort_fd, &(uint64_t){1}, sizeof(uint64_t)) != sizeof(uint64_t))
LOG_ERRNO("failed to signal abort to threads");
int res;
int r = thrd_join(bar_thread, &res);