diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/pthread_kill.c')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/pthread_kill.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/pthread_kill.c b/nptl/sysdeps/unix/sysv/linux/pthread_kill.c index 8da195aa0a..6967acd92b 100644 --- a/nptl/sysdeps/unix/sysv/linux/pthread_kill.c +++ b/nptl/sysdeps/unix/sysv/linux/pthread_kill.c @@ -22,6 +22,7 @@ #include <pthreadP.h> #include <tls.h> #include <sysdep.h> +#include <kernel-features.h> int @@ -43,7 +44,19 @@ __pthread_kill (threadid, signo) /* We have a special syscall to do the work. */ INTERNAL_SYSCALL_DECL (err); - int val = INTERNAL_SYSCALL (tkill, err, 2, pd->tid, signo); + int val; +#if __ASSUME_TGKILL + val = INTERNAL_SYSCALL (tgkill, err, 3, THREAD_GETMEM (THREAD_SELF, pid), + pd->tid, signo); +#else +# ifdef __NR_tgkill + val = INTERNAL_SYSCALL (tgkill, err, 3, THREAD_GETMEM (THREAD_SELF, pid), + pd->tid, signo); + if (INTERNAL_SYSCALL_ERROR_P (val, err) + && INTERNAL_SYSCALL_ERRNO (val, err) == ENOSYS) +# endif + val = INTERNAL_SYSCALL (tkill, err, 2, pd->tid, signo); +#endif return (INTERNAL_SYSCALL_ERROR_P (val, err) ? INTERNAL_SYSCALL_ERRNO (val, err) : 0); |