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| author | Peter Stephenson <p.w.stephenson@ntlworld.com> | 2019-04-25 20:29:54 +0100 |
|---|---|---|
| committer | Peter Stephenson <p.w.stephenson@ntlworld.com> | 2019-04-25 20:29:54 +0100 |
| commit | ca456fbba33d00a12bcec06589a08a4e9a081afd (patch) | |
| tree | a5e8390d161759fd5d4c9b3b1e14e5d87d4d38aa | |
| parent | d4972af12c29bded4706464dbae3458e5a425d00 (diff) | |
| download | zsh-ca456fbba33d00a12bcec06589a08a4e9a081afd.tar.gz zsh-ca456fbba33d00a12bcec06589a08a4e9a081afd.zip | |
44284: Mark SIGQUIT as ignore if ignored on entry to shell.
This prevents us from re-enabling it after a fork if it is being
ignored.
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | Src/init.c | 9 |
2 files changed, 14 insertions, 0 deletions
@@ -1,3 +1,8 @@ +2019-04-25 Peter Stephenson <p.w.stephenson@ntlworld.com> + + * 44248: Src/init.c: Mark SIGQUIT as ignored if ignored at + shell start, so we don't enable it after a fork. + 2019-04-25 Peter Stephenson <p.stephenson@samsung.com> * 44254: Src/compat.c: make quite sure we've reached "/" diff --git a/Src/init.c b/Src/init.c index e7e62e2f7..2d5c3296d 100644 --- a/Src/init.c +++ b/Src/init.c @@ -1234,6 +1234,15 @@ init_signals(void) intr(); +#ifdef POSIX_SIGNALS + { + struct sigaction act; + if (!sigaction(SIGQUIT, NULL, &act) && + act.sa_handler == SIG_IGN) + sigtrapped[SIGQUIT] = ZSIG_IGNORED; + } +#endif + #ifndef QDEBUG signal_ignore(SIGQUIT); #endif |