diff options
author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-05-26 04:35:17 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-05-26 04:35:17 +0000 |
commit | 00f78058b64bdc8dd4f085bcd37bfb21961faa0e (patch) | |
tree | 04f06af56dc41163baaf459ead0d42d2fb064614 /ext/pty | |
parent | fba33accdbda1ef987dc7f1c1766ef379705094f (diff) |
pty.c: do nothing if terminated already
* ext/pty/pty.c (pty_detach_process): if the child process has
terminated already, return immediately without starting a thread
to detach it.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46129 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/pty')
-rw-r--r-- | ext/pty/pty.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/ext/pty/pty.c b/ext/pty/pty.c index f54bbb52e5..ec255cf202 100644 --- a/ext/pty/pty.c +++ b/ext/pty/pty.c @@ -538,6 +538,11 @@ pty_open(VALUE klass) static VALUE pty_detach_process(struct pty_info *info) { +#ifdef WNOHANG + int st; + if (rb_waitpid(info->child_pid, &st, WNOHANG) <= 0) + return Qnil; +#endif rb_detach_process(info->child_pid); return Qnil; } |