diff options
Diffstat (limited to 'filter.c')
| -rw-r--r-- | filter.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/filter.c b/filter.c index a9bd45b..0baa5e6 100644 --- a/filter.c +++ b/filter.c @@ -15,7 +15,6 @@ filter(char *input, size_t inlen, char *cmd, char **outputo, size_t *outleno) ssize_t outalloc = 4096; pid_t pid; sigset_t mask, orig_mask; - struct timespec immediately = { 0, 0 }; sigemptyset(&mask); sigaddset(&mask, SIGPIPE); @@ -105,7 +104,11 @@ filter(char *input, size_t inlen, char *cmd, char **outputo, size_t *outleno) *outputo = output; *outleno = outlen; - sigtimedwait(&mask, 0, &immediately); + sigpending(&mask); + if (sigismember(&mask, SIGPIPE)) { + int sig; + sigwait(&mask, &sig); + } sigprocmask(SIG_SETMASK, &orig_mask, 0); return WEXITSTATUS(status); @@ -115,7 +118,11 @@ fail: *outleno = 0; free(output); - sigtimedwait(&mask, 0, &immediately); + sigpending(&mask); + if (sigismember(&mask, SIGPIPE)) { + int sig; + sigwait(&mask, &sig); + } sigprocmask(SIG_SETMASK, &orig_mask, 0); return -1; |