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This commit is contained in:
Jim Meyering
1999-12-26 10:16:18 +00:00
parent b1dee02eb1
commit 34c6851c4a
1 changed files with 11 additions and 7 deletions
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18
lib/nanosleep.c
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@@ -22,11 +22,15 @@
#include <sys/types.h>
#include <signal.h>
#if HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <time.h>
/* FIXME: is including both like this kosher? */
#include <sys/time.h>
static interrupted;
static int suspended;
/* Handle SIGCONT. */
@@ -51,12 +55,12 @@ sighandler (int sig)
/* Sleep for USEC microseconds. */
static void
usleep (const struct timespec *ts_delay)
my_usleep (const struct timespec *ts_delay)
{
struct timeval tv_delay;
tv_delay.tv_sec = ts_delay->tv_sec;
tv_delay.tv_usec = 1000 * ts_delay->tv_nsec;
select (0, (void *) 0, (void *) 0, (void *) 0, tv_delay);
select (0, (void *) 0, (void *) 0, (void *) 0, &tv_delay);
}
int
@@ -67,7 +71,7 @@ nanosleep (const struct timespec *requested_delay,
struct sigaction oldact, newact;
#endif
interrupted = 0;
suspended = 0;
/* set up sig handler -- but maybe only do this the first time? */
#ifdef SA_INTERRUPT
@@ -83,9 +87,9 @@ nanosleep (const struct timespec *requested_delay,
signal (SIGCONT, sighandler);
#endif
usleep (requested_delay);
my_usleep (requested_delay);
if (interrupted)
if (suspended)
{
/* Calculate time remaining. */
/* FIXME: the code in sleep doesn't use this, so there's no
@@ -94,5 +98,5 @@ nanosleep (const struct timespec *requested_delay,
/* FIXME: Restore sig handler? */
return interrupted;
return suspended;
}