diff options
| author | Christopher Faylor <me@cgf.cx> | 2001-09-27 02:24:09 +0400 |
|---|---|---|
| committer | Christopher Faylor <me@cgf.cx> | 2001-09-27 02:24:09 +0400 |
| commit | 5fe74396e949b601e54ddb00fa7e486d1be18013 (patch) | |
| tree | b0f3934a0fa68caa0fea6559a7c014fc9d068929 /winsup/cygwin/select.cc | |
| parent | c918cf9421b0888e60990f411718fe36b67875c9 (diff) | |
* select.cc (peek_pipe): REALLY only grab mutex when we actually got something
from the pipe.
Diffstat (limited to 'winsup/cygwin/select.cc')
| -rw-r--r-- | winsup/cygwin/select.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/winsup/cygwin/select.cc b/winsup/cygwin/select.cc index bef4e8ac0..2307e297e 100644 --- a/winsup/cygwin/select.cc +++ b/winsup/cygwin/select.cc @@ -454,7 +454,8 @@ peek_pipe (select_record *s, int ignra, HANDLE guard_mutex = NULL) select_printf ("%s, PeekNamedPipe failed, %E", fh->get_name ()); n = -1; } - else if (guard_mutex && WaitForSingleObject (guard_mutex, 0) != WAIT_OBJECT_0) + else if (n && guard_mutex + && WaitForSingleObject (guard_mutex, 0) != WAIT_OBJECT_0) { select_printf ("%s, couldn't get mutex %p, %E", fh->get_name (), guard_mutex); |