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Add tgkill syscall.

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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
This commit is contained in:
Jeff Brown
2011-11-18 15:17:07 -08:00
parent 4b469eae40
commit 10c8ce59a4
10 changed files with 121 additions and 2 deletions
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1
libc/SYSCALLS.TXT
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@@ -63,6 +63,7 @@ void* __brk:brk(void*) 45
# see comments in arch-arm/bionic/kill.S to understand why we don't generate an ARM stub for kill/tkill
int kill(pid_t, int) -1,37
int tkill(pid_t tid, int sig) -1,238
int tgkill(pid_t tgid, pid_t tid, int sig) -1,270
int __ptrace:ptrace(int request, int pid, void* addr, void* data) 26
int __set_thread_area:set_thread_area(void* user_desc) -1,243
int __getpriority:getpriority(int, int) 96