diff options
Diffstat (limited to 'libc/sysdeps/linux')
| -rw-r--r-- | libc/sysdeps/linux/common/sigqueue.c | 39 |
1 files changed, 17 insertions, 22 deletions
diff --git a/libc/sysdeps/linux/common/sigqueue.c b/libc/sysdeps/linux/common/sigqueue.c index c40753948..8c8b0dbf0 100644 --- a/libc/sysdeps/linux/common/sigqueue.c +++ b/libc/sysdeps/linux/common/sigqueue.c @@ -16,16 +16,12 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include <errno.h> -#include <signal.h> -#include <unistd.h> -#include <string.h> - #include <sys/syscall.h> -#if defined __USE_POSIX199309 - -#ifdef __NR_rt_sigqueueinfo +#if defined __NR_rt_sigqueueinfo && defined __USE_POSIX199309 +# include <signal.h> +# include <unistd.h> +# include <string.h> # define __NR___syscall_rt_sigqueueinfo __NR_rt_sigqueueinfo static __always_inline _syscall3(int, __syscall_rt_sigqueueinfo, pid_t, pid, int, sig, void*, value) @@ -33,20 +29,19 @@ static __always_inline _syscall3(int, __syscall_rt_sigqueueinfo, pid_t, pid, int /* Return any pending signal or wait for one for the given time. */ int sigqueue (pid_t pid, int sig, const union sigval val) { - siginfo_t info; - - /* First, clear the siginfo_t structure, so that we don't pass our - stack content to other tasks. */ - memset (&info, 0, sizeof (siginfo_t)); - /* We must pass the information about the data in a siginfo_t value. */ - info.si_signo = sig; - info.si_code = SI_QUEUE; - info.si_pid = getpid (); - info.si_uid = getuid (); - info.si_value = val; - - return __syscall_rt_sigqueueinfo(pid, sig, &info); + siginfo_t info; + + /* First, clear the siginfo_t structure, so that we don't pass our + stack content to other tasks. */ + memset(&info, 0, sizeof(info)); + /* We must pass the information about the data in a siginfo_t value. */ + info.si_signo = sig; + info.si_code = SI_QUEUE; + info.si_pid = getpid (); + info.si_uid = getuid (); + info.si_value = val; + + return __syscall_rt_sigqueueinfo(pid, sig, &info); } #endif -#endif |