diff options
| author | Christopher Faylor <me@cgf.cx> | 2003-02-07 18:00:57 +0300 |
|---|---|---|
| committer | Christopher Faylor <me@cgf.cx> | 2003-02-07 18:00:57 +0300 |
| commit | 49b84ce441ac48b9e582bc3af96496070d132bec (patch) | |
| tree | 9ef0444b78437e6506a479fe0e61468a30f0e633 | |
| parent | bc5b63edab6415566ae8085c10014312d722b0dd (diff) | |
Christopher Faylor <cgf@redhat.com>
* exceptions.cc (try_to_debug): Set priority of current thread rather than the
main thread. Make busy waiting loop less busy. Restore priority when function
returns.
| -rw-r--r-- | winsup/cygwin/ChangeLog | 7 | ||||
| -rw-r--r-- | winsup/cygwin/exceptions.cc | 11 |
2 files changed, 14 insertions, 4 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog index 72f47f442..c68fdfdc5 100644 --- a/winsup/cygwin/ChangeLog +++ b/winsup/cygwin/ChangeLog @@ -1,3 +1,10 @@ +2003-02-07 Vaclav Haisman <V.Haisman@sh.cvut.cz> + Christopher Faylor <cgf@redhat.com> + + * exceptions.cc (try_to_debug): Set priority of current thread rather + than the main thread. Make busy waiting loop less busy. Restore + priority when function returns. + 2003-02-07 Christopher Faylor <cgf@redhat.com> * malloc.cc (DEFAULT_MMAP_THRESHOLD): Set high to avoid mmaps. diff --git a/winsup/cygwin/exceptions.cc b/winsup/cygwin/exceptions.cc index 84b2f1751..352cda0d0 100644 --- a/winsup/cygwin/exceptions.cc +++ b/winsup/cygwin/exceptions.cc @@ -343,7 +343,8 @@ try_to_debug (bool waitloop) __small_sprintf (strchr (debugger_command, '\0'), " %u", GetCurrentProcessId ()); - SetThreadPriority (hMainThread, THREAD_PRIORITY_HIGHEST); + LONG prio = GetThreadPriority (GetCurrentThread ()); + SetThreadPriority (GetCurrentThread (), THREAD_PRIORITY_HIGHEST); PROCESS_INFORMATION pi = {NULL, 0, 0, 0}; STARTUPINFO si = {0, NULL, NULL, NULL, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL, NULL, NULL, NULL}; @@ -391,15 +392,17 @@ try_to_debug (bool waitloop) system_printf ("Failed to start debugger: %E"); else { - SetThreadPriority (hMainThread, THREAD_PRIORITY_IDLE); + SetThreadPriority (GetCurrentThread (), THREAD_PRIORITY_IDLE); if (!waitloop) return 1; while (!being_debugged ()) - /* spin */; - Sleep (4000); + Sleep (0); + Sleep (2000); small_printf ("*** continuing from debugger call\n"); } + SetThreadPriority (GetCurrentThread (), prio); + /* FIXME: need to know handles of all running threads to resume_all_threads_except (current_thread_id); */ |