int status;
if (pipefds[1] > 0) {
- write(pipefds[1], &status, 1);
+ if (write(pipefds[1], &status, 1) != 1) {
+ printerr(1,
+ "WARN: writing to parent pipe failed: errno %d (%s)\n",
+ errno, strerror(errno));
+ }
close(pipefds[1]);
pipefds[1] = -1;
}