diff options
| author | Christian Neukirchen <chneukirchen@gmail.com> | 2015-08-03 15:18:19 +0200 |
|---|---|---|
| committer | Christian Neukirchen <chneukirchen@gmail.com> | 2015-08-03 15:18:19 +0200 |
| commit | f47b1b9abf446a9aeec5dc53d2bb9e0b125a4b86 (patch) | |
| tree | 5597b6e9a4393c06b871748b0fa100a328a0618f /nq.c | |
| parent | 91dae7a9bcc0a73fe684d9def8ca6224c5de0213 (diff) | |
| download | nq-f47b1b9abf446a9aeec5dc53d2bb9e0b125a4b86.tar.gz nq-f47b1b9abf446a9aeec5dc53d2bb9e0b125a4b86.tar.xz nq-f47b1b9abf446a9aeec5dc53d2bb9e0b125a4b86.zip | |
redirect stdout/stderr before waiting, else nq sleep 100; b=$(nq sleep 100) stalls
Diffstat (limited to 'nq.c')
| -rw-r--r-- | nq.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/nq.c b/nq.c index ba8dc1c..fdae6c0 100644 --- a/nq.c +++ b/nq.c @@ -155,6 +155,7 @@ usage: dprintf(1, "%s\n", lockfile); close(0); close(1); + close(2); /* signal parent to exit. */ close(pipefd[1]); @@ -199,6 +200,9 @@ usage: write_execline(lockfd, argc, argv); + dup2(lockfd, 2); + dup2(lockfd, 1); + wait: if ((tflag || wflag) && argc - optind > 0) { /* wait for files passed as command line arguments. */ @@ -270,8 +274,6 @@ again: swrite(lockfd, "\n\n"); fchmod(lockfd, 0700); - dup2(lockfd, 2); - dup2(lockfd, 1); close(lockfd); setenv("NQJOBID", lockfile+1, 1); |