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| author | Keith Seitz <keiths@redhat.com> | 2007-04-23 21:10:09 +0000 |
|---|---|---|
| committer | Keith Seitz <kseitz@gcc.gnu.org> | 2007-04-23 21:10:09 +0000 |
| commit | 494d64aff614f95d4aa0d34b7d7d7190cdd4ab91 (patch) | |
| tree | a822c7088bc6655548461fbcca4c0a74b1e7d525 /boehm-gc | |
| parent | f749a55bb4aa154a19b4a029ddf85b7393f52262 (diff) | |
| download | gcc-494d64aff614f95d4aa0d34b7d7d7190cdd4ab91.zip gcc-494d64aff614f95d4aa0d34b7d7d7190cdd4ab91.tar.gz gcc-494d64aff614f95d4aa0d34b7d7d7190cdd4ab91.tar.bz2 | |
gc.h (GC_is_thread_suspended): Declare.
* include/gc.h (GC_is_thread_suspended): Declare.
* pthread_stop_world.c (GC_is_thread_suspended): New function.
From-SVN: r124081
Diffstat (limited to 'boehm-gc')
| -rw-r--r-- | boehm-gc/ChangeLog | 5 | ||||
| -rw-r--r-- | boehm-gc/include/gc.h | 1 | ||||
| -rw-r--r-- | boehm-gc/pthread_stop_world.c | 8 |
3 files changed, 14 insertions, 0 deletions
diff --git a/boehm-gc/ChangeLog b/boehm-gc/ChangeLog index aad8839..69f1685 100644 --- a/boehm-gc/ChangeLog +++ b/boehm-gc/ChangeLog @@ -1,3 +1,8 @@ +2007-04-23 Keith Seitz <keiths@redhat.com> + + * include/gc.h (GC_is_thread_suspended): Declare. + * pthread_stop_world.c (GC_is_thread_suspended): New function. + 2007-04-03 Jakub Jelinek <jakub@redhat.com> * configure.ac (NO_EXECUTE_PERMISSION): Set by default. diff --git a/boehm-gc/include/gc.h b/boehm-gc/include/gc.h index c6c553d..c51e017 100644 --- a/boehm-gc/include/gc.h +++ b/boehm-gc/include/gc.h @@ -1085,5 +1085,6 @@ GC_API void GC_register_has_static_roots_callback && !defined(GC_WIN32_THREADS) && !defined(GC_DARWIN_THREADS) GC_API void GC_suspend_thread GC_PROTO((pthread_t)); GC_API void GC_resume_thread GC_PROTO((pthread_t)); +GC_API int GC_is_thread_suspended GC_PROTO((pthread_t)); #endif #endif /* _GC_H */ diff --git a/boehm-gc/pthread_stop_world.c b/boehm-gc/pthread_stop_world.c index 211e6b8..bc3c901 100644 --- a/boehm-gc/pthread_stop_world.c +++ b/boehm-gc/pthread_stop_world.c @@ -483,6 +483,14 @@ void GC_resume_thread(pthread_t thread) { t -> flags &= ~SUSPENDED; } +int GC_is_thread_suspended(pthread_t thread) { + GC_thread t = GC_lookup_thread(thread); + if (t == NULL) + ABORT("querying suspension state of unknown thread"); + + return (t -> flags & SUSPENDED); +} + /* Caller holds allocation lock, and has held it continuously since */ /* the world stopped. */ void GC_start_world() |