* wininfo.h (wininfo::timer_active): Delete.

(wininfo::itv): Ditto.
(wininfo::start_time): Ditto.
(wininfo::window_started): Ditto.
(wininfo::getitimer): Ditto.
(wininfo::setitimer): Ditto.
(wininfo::wininfo): Ditto.
(wininfo::lock): New method.
(wininfo::release): Ditto.
* window.cc: Use new lock/acquire wininfo methods throughout.
(wininfo::wininfo): Delete
(wininfo::getitimer): Ditto.
(wininfo::setitimer): Ditto.
(getitimer): Ditto.
(setitimer): Ditto.
(ualarm): Ditto.
(alarm): Ditto.
(wininfo::lock): Define new function.
(wininfo::release): Ditto.
(wininfo::process): Delete WM_TIMER handling.
* timer.cc (struct timetracker): Delete it, flags.  Add it_interval,
interval_us, sleepto_us, running, init_muto(), syncthread, and gettime().
(ttstart): Make NO_COPY.
(lock_timer_tracker): New class.
(timer_tracker::timer_tracker): Distinguish ttstart case.
(timer_tracker::~timer_tracker): New destructor.  Clean out events, and reset
magic.
(timer_tracker::init_muto): New method.
(to_us): Round up as per POSIX.
(timer_thread): Reorganize to match timer_tracker::settime and
timer_tracker::gettime.  Call sig_send without wait.  Call auto_release.
(timer_tracker::settime): Reorganize logic to avoid race.  Call gettime to
recover old value.
(timer_tracker::gettime): New method.
(timer_create): Properly set errno on invalid timerid.  Use new
lock_timer_tracker method.
(timer_delete): Ditto.  Simplify code slightly.
(timer_gettime): New function.
(fixup_timers_after_fork): Reinit ttstart.
(getitimer): New implementation.
(setitimer): Ditto.
(ualarm): Ditto.
(alarm): Ditto.
* cygwin.din: Export timer_gettime.
* winsup.h: Remove has has_visible_window_station declaration.
* Makefile.in (DLL_OFILES): Add lsearch.o.
* cygthread.h (cygthread::notify_detached): New element.
(cygthread::cygthread): Take optional fourth argument signifying event to
signal on thread completion.
* cygthread.cc (cygthread::stub): Signal notify_detached event, if it exists.
(cygthread::cygthread): Initialize notify_detached from fourth argument.
(cygthread::detach): Wait for notify_detached field is present.
* lsearch.cc: New file.
* search.h: Ditto.
* include/cygwin/version.h: Bump API minor number to 126.
* cygwin.din: Export lsearch, lfind.

1 files changed, 23 insertions, 0 deletions

diff --git a/winsup/cygwin/exceptions.cc b/winsup/cygwin/exceptions.cc
index 277bd713a..1de0bf976 100644
--- a/winsup/cygwin/exceptions.cc
+++ b/winsup/cygwin/exceptions.cc
@@ -10,6 +10,8 @@ Cygwin license.  Please consult the file "CYGWIN_LICENSE" for
 details. */
 
 #include "winsup.h"
+#include <wingdi.h>
+#include <winuser.h>
 #include <imagehlp.h>
 #include <stdlib.h>
 #include <setjmp.h>
@@ -782,6 +784,27 @@ out:
   return interrupted;
 }
 
+static inline bool
+has_visible_window_station ()
+{
+  HWINSTA station_hdl;
+  USEROBJECTFLAGS uof;
+  DWORD len;
+
+  /* Check if the process is associated with a visible window station.
+     These are processes running on the local desktop as well as processes
+     running in terminal server sessions.
+     Processes running in a service session not explicitely associated
+     with the desktop (using the "Allow service to interact with desktop"
+     property) are running in an invisible window station. */
+  if ((station_hdl = GetProcessWindowStation ())
+      && GetUserObjectInformationA (station_hdl, UOI_FLAGS, &uof,
+				    sizeof uof, &len)
+      && (uof.dwFlags & WSF_VISIBLE))
+    return true;
+  return false;
+}
+
 /* Keyboard interrupt handler.  */
 static BOOL WINAPI
 ctrl_c_handler (DWORD type)