diff options
| author | Zoltan Varga <vargaz@gmail.com> | 2005-03-04 00:09:34 +0300 |
|---|---|---|
| committer | Zoltan Varga <vargaz@gmail.com> | 2005-03-04 00:09:34 +0300 |
| commit | 06ed27993a5a9e46895d8fcad43a5e8217fe5f58 (patch) | |
| tree | 69e250a6b155b3052e91fef3309f67465016d1a4 /libgc | |
| parent | 7838d80521615dc18d8cce38099102d15775f21a (diff) | |
2005-03-03 Zoltan Varga <vargaz@freemail.hu>
* include/gc.h pthread_support.c win32_threads.: Add
GC_thread_is_registered API function.
svn path=/trunk/mono/; revision=41410
Diffstat (limited to 'libgc')
| -rw-r--r-- | libgc/ChangeLog | 5 | ||||
| -rw-r--r-- | libgc/include/gc.h | 3 | ||||
| -rw-r--r-- | libgc/pthread_support.c | 11 | ||||
| -rw-r--r-- | libgc/win32_threads.c | 5 |
4 files changed, 24 insertions, 0 deletions
diff --git a/libgc/ChangeLog b/libgc/ChangeLog index f9ea2748d3f..22c5d88360a 100644 --- a/libgc/ChangeLog +++ b/libgc/ChangeLog @@ -1,3 +1,8 @@ +2005-03-03 Zoltan Varga <vargaz@freemail.hu> + + * include/gc.h pthread_support.c win32_threads.: Add + GC_thread_is_registered API function. + 2005-02-17 Raja R Harinath <rharinath@novell.com> * acinclude.m4: Don't include distributed libtool.m4. diff --git a/libgc/include/gc.h b/libgc/include/gc.h index a60a6560d54..970c5b5b2b6 100644 --- a/libgc/include/gc.h +++ b/libgc/include/gc.h @@ -827,6 +827,9 @@ GC_API GC_PTR GC_is_visible GC_PROTO((GC_PTR p)); /* Always returns its argument. */ GC_API GC_PTR GC_is_valid_displacement GC_PROTO((GC_PTR p)); +/* Returns 1 if the calling thread is registered with the GC, 0 otherwise */ +GC_API int GC_thread_is_registered GC_PROTO((void)); + /* Safer, but slow, pointer addition. Probably useful mainly with */ /* a preprocessor. Useful only for heap pointers. */ #ifdef GC_DEBUG diff --git a/libgc/pthread_support.c b/libgc/pthread_support.c index b45341e2109..a33bd56350f 100644 --- a/libgc/pthread_support.c +++ b/libgc/pthread_support.c @@ -442,6 +442,17 @@ void * GC_local_gcj_fast_malloc(size_t lw, void * ptr_to_struct_containing_descr # endif /* !THREAD_LOCAL_ALLOC */ +int GC_thread_is_registered (void) +{ + void *ptr; + + LOCK(); + ptr = (void *)GC_lookup_thread(pthread_self()); + UNLOCK(); + + return ptr ? 1 : 0; +} + #if 0 /* To make sure that we're using LinuxThreads and not some other thread diff --git a/libgc/win32_threads.c b/libgc/win32_threads.c index d2e97dee7d0..681e1c2b82e 100644 --- a/libgc/win32_threads.c +++ b/libgc/win32_threads.c @@ -72,6 +72,11 @@ volatile LONG GC_max_thread_index = 0; /* Largest index in thread_table */ extern LONG WINAPI GC_write_fault_handler(struct _EXCEPTION_POINTERS *exc_info); +int GC_thread_is_registered (void) +{ + return 1; +} + /* * This may be called from DllMain, and hence operates under unusual * constraints. |