* exceptions.cc (sig_handle_tty_stop): Reset PID_STOPPED if not actually

stopping.
* fhandler_console.cc (fhandler_console::fixup_after_fork): Don't set
controlling terminal if just inheriting a handle.
(fhandler_console::fixup_after_exec): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::init): Ditto.
* signal.cc (kill_worker): Set appropriate errno if proc_exists determines that
process does not really exist.

winsup/cygwin/ChangeLog

@@ -1,3 +1,14 @@
+Sat Jun 16 13:06:49 2001  Christopher Faylor <cgf@cygnus.com>
+
+	* exceptions.cc (sig_handle_tty_stop): Reset PID_STOPPED if not
+	actually stopping.
+	* fhandler_console.cc (fhandler_console::fixup_after_fork): Don't set
+	controlling terminal if just inheriting a handle.
+	(fhandler_console::fixup_after_exec): Ditto.
+	* fhandler_tty.cc (fhandler_tty_slave::init): Ditto.
+	* signal.cc (kill_worker): Set appropriate errno if proc_exists
+	determines that process does not really exist.
+
 Fri Jun 15 14:34:19 2001  Christopher Faylor <cgf@cygnus.com>
 
 	* path.cc (path_conv::check): Deal more robustly with foo/ behavior.
@@ -2422,7 +2433,7 @@ Wed Jan 17 09:47:13 2001  Christopher Faylor <cgf@cygnus.com>
 
 	* exceptions.cc (sig_handle_tty_stop): Move setting of PID_STOPPED to
 	earlier in interrupt.
-	((interrupt_setup): i.e., here.
+	(interrupt_setup): i.e., here.
 	(sig_handle): Don't queue multiple SIGSTOPS.
 	* fhandler.h (bg_check_types): Enumerate return value of bg_check for
 	clarity.

winsup/cygwin/exceptions.cc

@@ -587,7 +587,10 @@ 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->process_state &= ~PID_STOPPED;
+      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

winsup/cygwin/fhandler_console.cc

@@ -1728,7 +1728,7 @@ fhandler_console::fixup_after_fork (HANDLE)
   /* Windows does not allow duplication of console handles between processes
      so open the console explicitly. */
 
-  if (!open (get_name (), get_flags (), 0))
+  if (!open (get_name (), O_NOCTTY | get_flags (), 0))
     system_printf ("error opening console after fork, %E");
 
   if (!get_close_on_exec ())
@@ -1758,7 +1758,7 @@ fhandler_console::fixup_after_exec (HANDLE)
   HANDLE h = get_handle ();
   HANDLE oh = get_output_handle ();
 
-  if (!open (get_name (), get_flags (), 0))
+  if (!open (get_name (), O_NOCTTY | get_flags (), 0))
     {
       int sawerr = 0;
       if (!get_io_handle ())

winsup/cygwin/fhandler_tty.cc

@@ -574,7 +574,7 @@ fhandler_tty_slave::init (HANDLE, DWORD a, mode_t)
   if (a == (GENERIC_READ | GENERIC_WRITE))
     mode = O_RDWR;
 
-  open (0, mode);
+  open (0, mode | O_NOCTTY);
 }
 
 int

winsup/cygwin/path.cc

@@ -2987,8 +2987,7 @@ getwd (char *buf)
 }
 
 /* chdir: POSIX 5.2.1.1 */
-extern "C"
+extern "C" int
-int
 chdir (const char *in_dir)
 {
   int dir_error = check_null_empty_path (in_dir);

winsup/cygwin/signal.cc

@@ -160,7 +160,11 @@ kill_worker (pid_t pid, int sig)
     dest = myself_nowait_nonmain;
 #endif
   if (sig == 0)
-    res = proc_exists (dest) ? 0 : -1;
+    {
+      res = proc_exists (dest) ? 0 : -1;
+      if (res < 0)
+	set_errno (ESRCH);
+    }
   else if ((res = sig_send (dest, sig)))
     {
       sigproc_printf ("%d = sig_send, %E ", res);