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| author | Barton E. Schaefer <schaefer@zsh.org> | 2014-12-17 21:12:42 -0800 |
|---|---|---|
| committer | Barton E. Schaefer <schaefer@zsh.org> | 2014-12-18 18:58:25 -0800 |
| commit | bf075b9e0d55ffc36a5beaa64b1b3838d20fa57f (patch) | |
| tree | 9c3c17d8ed2bc0f39f361b7e341d2bea31f199c8 /Src/jobs.c | |
| parent | ecef922df15c9c315be48871a59b311bd2477f3c (diff) | |
| download | zsh-bf075b9e0d55ffc36a5beaa64b1b3838d20fa57f.tar.gz zsh-bf075b9e0d55ffc36a5beaa64b1b3838d20fa57f.zip | |
33992: do not attempt attachtty() for process group zero (which is possible in a linux pid namespace)
Diffstat (limited to 'Src/jobs.c')
| -rw-r--r-- | Src/jobs.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Src/jobs.c b/Src/jobs.c index 8c4254ad1..c6e1bce15 100644 --- a/Src/jobs.c +++ b/Src/jobs.c @@ -2779,8 +2779,11 @@ void release_pgrp(void) { if (origpgrp != mypgrp) { - attachtty(origpgrp); - setpgrp(0, origpgrp); + /* in linux pid namespaces, origpgrp may never have been set */ + if (origpgrp) { + attachtty(origpgrp); + setpgrp(0, origpgrp); + } mypgrp = origpgrp; } } |