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| author | Jeff Brown <jeffbrown@google.com> | 2011-11-18 15:17:07 -0800 |
|---|---|---|
| committer | Jeff Brown <jeffbrown@google.com> | 2011-11-18 16:40:48 -0800 |
| commit | 10c8ce59a40a1d8ae8f49145eca365b364aabe58 (patch) | |
| tree | 5157c1d270cda4e2933a0e7fedf8b5ed6b920f96 /libc/bionic/pthread.c | |
| parent | 4b469eae40368913b2841b390dada6c58296c602 (diff) | |
| download | android_bionic-10c8ce59a40a1d8ae8f49145eca365b364aabe58.tar.gz android_bionic-10c8ce59a40a1d8ae8f49145eca365b364aabe58.tar.bz2 android_bionic-10c8ce59a40a1d8ae8f49145eca365b364aabe58.zip | |
Add tgkill syscall.
Use tgkill instead of tkill to implement pthread_kill.
This is safer in the event that the thread has already terminated
and its id has been reused by a different process.
Change-Id: Ied715e11d7eadeceead79f33db5e2b5722954ac9
Diffstat (limited to 'libc/bionic/pthread.c')
| -rw-r--r-- | libc/bionic/pthread.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libc/bionic/pthread.c b/libc/bionic/pthread.c index b893a124f..10fb7b5d6 100644 --- a/libc/bionic/pthread.c +++ b/libc/bionic/pthread.c @@ -1839,7 +1839,7 @@ static void pthread_key_clean_all(void) } // man says this should be in <linux/unistd.h>, but it isn't -extern int tkill(int tid, int sig); +extern int tgkill(int tgid, int tid, int sig); int pthread_kill(pthread_t tid, int sig) { @@ -1847,7 +1847,7 @@ int pthread_kill(pthread_t tid, int sig) int old_errno = errno; pthread_internal_t * thread = (pthread_internal_t *)tid; - ret = tkill(thread->kernel_id, sig); + ret = tgkill(getpid(), thread->kernel_id, sig); if (ret < 0) { ret = errno; errno = old_errno; |