9dedf72e7
Denis Vlasenko
2008-04-01
Subject
script: do not ignore poll() errors. ~+20 bytes.
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util-linux/script.c+5 -1
| @@ -115,7 +115,11 @@ int script_main(int argc ATTRIBUTE_UNUSED, char **argv) | |
| /* TODO: don't use full_write's, use proper write buffering */ | |
| while (fd_count) { | |
| /* not safe_poll! we want SIGCHLD to EINTR poll */ | |
| - | poll(ppfd, fd_count, -1); |
| + | if (poll(ppfd, fd_count, -1) < 0 && errno != EINTR) { |
| + | /* If child exits too quickly, we may get EIO: |
| + | * for example, try "script -c true" */ |
| + | break; |
| + | } |
| if (pfd[0].revents) { | |
| count = safe_read(0, buf, sizeof(buf)); | |
| if (count <= 0) { | |