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authorChristopher Faylor <me@cgf.cx>2001-03-02 05:09:40 +0300
committerChristopher Faylor <me@cgf.cx>2001-03-02 05:09:40 +0300
commit903c330dbefb42989d74cb875056086ef4e3d13f (patch)
treec750a94ea261b58a6aa3fea98a1b129aedc9572c /winsup/cygwin/exceptions.cc
parentd80999a1c4d99cf8aa9f1a61d992aefa57a7649a (diff)
* exceptions.cc (sig_handle_tty_stop): Ignore attempts to suspend a process if
started by non-cygwin parent.
Diffstat (limited to 'winsup/cygwin/exceptions.cc')
-rw-r--r--winsup/cygwin/exceptions.cc4
1 files changed, 4 insertions, 0 deletions
diff --git a/winsup/cygwin/exceptions.cc b/winsup/cygwin/exceptions.cc
index 7633ea143..532f1d2aa 100644
--- a/winsup/cygwin/exceptions.cc
+++ b/winsup/cygwin/exceptions.cc
@@ -589,6 +589,10 @@ extern "C" {
static void
sig_handle_tty_stop (int sig)
{
+ /* Silently ignore attempts to suspend if there is no accomodating
+ cygwin parent to deal with this behavior. */
+ if (!myself->ppid_handle)
+ return;
myself->stopsig = sig;
/* See if we have a living parent. If so, send it a special signal.
* It will figure out exactly which pid has stopped by scanning