diff options
author | kosaki <kosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-06-20 13:55:04 +0000 |
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committer | kosaki <kosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-06-20 13:55:04 +0000 |
commit | 1d110a14a44dce8a34be74821490a0ce303a64dd (patch) | |
tree | d93823b3ab3eff40639e8b0c74b92d041e8940ba /process.c | |
parent | 2552e428f3f89adbec3a548cf7b943b6b1318c24 (diff) |
* process.c (before_exec): use sig_do_nothing instead of SIG_DFL
for avoiding a race.
* process.c (sig_do_nothing): new function.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32178 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'process.c')
-rw-r--r-- | process.c | 8 |
1 files changed, 7 insertions, 1 deletions
@@ -984,6 +984,12 @@ static RETSIGTYPE (*saved_sigpipe_handler)(int) = 0; # define signal(a,b) posix_signal((a),(b)) #endif +#ifdef SIGPIPE +static RETSIGTYPE sig_do_nothing(int sig) +{ +} +#endif + static void before_exec(void) { /* @@ -999,7 +1005,7 @@ static void before_exec(void) * child process interaction might fail. (e.g. ruby -e "system 'yes | ls'") * [ruby-dev:12261] */ - saved_sigpipe_handler = signal(SIGPIPE, SIG_DFL); + saved_sigpipe_handler = signal(SIGPIPE, sig_do_nothing); #endif if (!forked_child) { |