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author | kosaki <kosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-11-19 10:38:02 +0000 |
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committer | kosaki <kosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-11-19 10:38:02 +0000 |
commit | 562cb0ae5997006441221710d531ac166546319d (patch) | |
tree | ffeaa914e14f7304764dcb9edaadf331d48ac34c /signal.c | |
parent | 75df3aae0f8fdb09ed377102952e78e3dc282516 (diff) | |
download | ruby-562cb0ae5997006441221710d531ac166546319d.tar.gz |
* signal.c (install_sighandler): added comments why we need
rb_disable_interrupt().
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37726 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'signal.c')
-rw-r--r-- | signal.c | 2 |
1 files changed, 2 insertions, 0 deletions
@@ -986,8 +986,10 @@ install_sighandler(int signum, sighandler_t handler) { sighandler_t old; + /* At this time, there is no subthread. Then sigmask guarantee atomics. */ rb_disable_interrupt(); old = ruby_signal(signum, handler); + /* signal handler should be inherited during exec. */ if (old != SIG_DFL) { ruby_signal(signum, old); } |