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-rw-r--r--lib/libc/gen/sleep.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/lib/libc/gen/sleep.c b/lib/libc/gen/sleep.c
index 3c0b8fa..b3dd8b7 100644
--- a/lib/libc/gen/sleep.c
+++ b/lib/libc/gen/sleep.c
@@ -36,18 +36,35 @@ static char sccsid[] = "@(#)sleep.c 8.1 (Berkeley) 6/4/93";
#endif /* LIBC_SCCS and not lint */
#include <sys/time.h>
-#include <sys/signal.h>
+#include <signal.h>
#include <unistd.h>
+#ifdef _THREAD_SAFE
+#include <pthread.h>
+#include "pthread_private.h"
+#else
#define setvec(vec, a) \
vec.sv_handler = a; vec.sv_mask = vec.sv_onstack = 0
static int ringring;
+#endif
unsigned int
sleep(seconds)
unsigned int seconds;
{
+#ifdef _THREAD_SAFE
+ struct timespec time_to_sleep;
+ struct timespec time_remaining;
+
+ if (seconds) {
+ time_to_sleep.tv_sec = seconds;
+ time_to_sleep.tv_nsec = 0;
+ nanosleep(&time_to_sleep,&time_remaining);
+ seconds = time_remaining.tv_sec;
+ }
+ return(seconds);
+#else
register struct itimerval *itp;
struct itimerval itv, oitv;
struct sigvec vec, ovec;
@@ -88,10 +105,13 @@ sleep(seconds)
(void) sigsetmask(omask);
(void) setitimer(ITIMER_REAL, &oitv, (struct itimerval *)0);
return 0;
+#endif
}
+#ifndef _THREAD_SAFE
static void
sleephandler()
{
ringring = 1;
}
+#endif
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