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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2011-10-14 03:14:00 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2011-10-14 03:14:00 +0000
commit039f12b5bb7bec277706f76183a91632c3f1105c (patch)
tree1cdd9ac190f675d33306fbbcd9d04ec7e79943d8 /ext/pty/pty.c
parent3a0e582e1fbeef0ab7ef7af8c94e4b711331259a (diff)
* ext/pty/pty.c (pty_check): should return nil until the child
terminates or stops. [ruby-dev:44600] [Bug #2642] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33468 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/pty/pty.c')
-rw-r--r--ext/pty/pty.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/pty/pty.c b/ext/pty/pty.c
index 3797972..b18eb68 100644
--- a/ext/pty/pty.c
+++ b/ext/pty/pty.c
@@ -658,7 +658,7 @@ pty_check(int argc, VALUE *argv, VALUE self)
rb_scan_args(argc, argv, "11", &pid, &exc);
cpid = rb_waitpid(NUM2PIDT(pid), &status, WNOHANG|WUNTRACED);
- if (cpid == -1) return Qnil;
+ if (cpid == -1 || cpid == 0) return Qnil;
if (!RTEST(exc)) return rb_last_status_get();
raise_from_check(cpid, status);