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| author | Barton E. Schaefer <schaefer@zsh.org> | 2014-09-29 08:59:31 -0700 |
|---|---|---|
| committer | Barton E. Schaefer <schaefer@zsh.org> | 2014-09-29 08:59:31 -0700 |
| commit | 60e31a45b0c015d42e9dc8ca2c991930c3f7fd66 (patch) | |
| tree | a9718b9eb5e1041800fc7f4706bc7d3dbcbcf0ee /Src | |
| parent | 7cabee52d8132fed31767392540ae67bac36377e (diff) | |
| download | zsh-60e31a45b0c015d42e9dc8ca2c991930c3f7fd66.tar.gz zsh-60e31a45b0c015d42e9dc8ca2c991930c3f7fd66.tar.xz zsh-60e31a45b0c015d42e9dc8ca2c991930c3f7fd66.zip | |
33268: interactive shells treat SIGPIPE like SIGHUP if and only if SHTTY is disconnected
Diffstat (limited to 'Src')
| -rw-r--r-- | Src/exec.c | 2 | ||||
| -rw-r--r-- | Src/init.c | 1 | ||||
| -rw-r--r-- | Src/signals.c | 13 |
3 files changed, 16 insertions, 0 deletions
diff --git a/Src/exec.c b/Src/exec.c index fb2739acc..fbd309580 100644 --- a/Src/exec.c +++ b/Src/exec.c @@ -1005,6 +1005,8 @@ entersubsh(int flags) signal_default(SIGTERM); if (!(sigtrapped[SIGINT] & ZSIG_IGNORED)) signal_default(SIGINT); + if (!(sigtrapped[SIGPIPE])) + signal_default(SIGPIPE); } if (!(sigtrapped[SIGQUIT] & ZSIG_IGNORED)) signal_default(SIGQUIT); diff --git a/Src/init.c b/Src/init.c index 40f46a804..6d005dce7 100644 --- a/Src/init.c +++ b/Src/init.c @@ -1134,6 +1134,7 @@ init_signals(void) winch_block(); /* See utils.c:preprompt() */ #endif if (interact) { + install_handler(SIGPIPE); install_handler(SIGALRM); signal_ignore(SIGTERM); } diff --git a/Src/signals.c b/Src/signals.c index cb2b58161..84a2609e5 100644 --- a/Src/signals.c +++ b/Src/signals.c @@ -594,6 +594,17 @@ zhandler(int sig) wait_for_processes(); break; + case SIGPIPE: + if (!handletrap(SIGPIPE)) { + if (!interact) + _exit(SIGPIPE); + else if (!isatty(SHTTY)) { + stopmsg = 1; + zexit(SIGPIPE, 1); + } + } + break; + case SIGHUP: if (!handletrap(SIGHUP)) { stopmsg = 1; @@ -897,6 +908,8 @@ removetrap(int sig) noholdintr(); } else if (sig == SIGHUP) install_handler(sig); + else if (sig == SIGPIPE && interact && !forklevel) + install_handler(sig); else if (sig && sig <= SIGCOUNT && #ifdef SIGWINCH sig != SIGWINCH && |