summaryrefslogtreecommitdiff
path: root/libc/unistd/sleep.c
diff options
context:
space:
mode:
Diffstat (limited to 'libc/unistd/sleep.c')
-rw-r--r--libc/unistd/sleep.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/libc/unistd/sleep.c b/libc/unistd/sleep.c
new file mode 100644
index 000000000..5b458e07a
--- /dev/null
+++ b/libc/unistd/sleep.c
@@ -0,0 +1,24 @@
+
+
+#include <sys/time.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+void usleep(unsigned long usec)
+{
+ struct timeval tv;
+
+ tv.tv_sec = usec / 1000000;
+ tv.tv_usec = usec % 1000000;
+ select(0, 0, 0, 0, &tv);
+}
+
+unsigned int sleep(unsigned int sec)
+{
+ struct timeval tv;
+
+ tv.tv_sec = sec;
+ tv.tv_usec = 0;
+ select(0, 0, 0, 0, &tv);
+ return tv.tv_sec;
+}