| author | Rich Felker <dalias@aerifal.cx> | 2011年02月12日 00:22:29 -0500 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2011年02月12日 00:22:29 -0500 |
| commit | 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 (patch) | |
| tree | 6eaef0d8a720fa3da580de87b647fff796fe80b3 /src/signal/setitimer.c | |
| download | musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.tar.gz | |
| -rw-r--r-- | src/signal/setitimer.c | 15 |
diff --git a/src/signal/setitimer.c b/src/signal/setitimer.c new file mode 100644 index 00000000..cacab036 --- /dev/null +++ b/src/signal/setitimer.c @@ -0,0 +1,15 @@ +#include <sys/time.h> +#include "syscall.h" + +int setitimer(int which, const struct itimerval *new, struct itimerval *old) +{ + int ret; + long knew[4] = { + new->it_interval.tv_sec, new->it_interval.tv_usec, + new->it_value.tv_sec, new->it_value.tv_usec + }, kold[4]; + + if (!(ret = syscall3(__NR_setitimer, which, (long)&knew, old ? (long)&kold : 0)) && old) + *old = (struct itimerval){ { kold[0], kold[1] }, { kold[2], kold[3] } }; + return ret; +} |