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