diff options
Diffstat (limited to 'newlib/libc/posix/sleep.c')
-rw-r--r-- | newlib/libc/posix/sleep.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/newlib/libc/posix/sleep.c b/newlib/libc/posix/sleep.c new file mode 100644 index 000000000..f7c780ef0 --- /dev/null +++ b/newlib/libc/posix/sleep.c @@ -0,0 +1,22 @@ +/* libc/posix/sleep.c - sleep function */ + +/* Written 2000 by Werner Almesberger */ + +#ifdef HAVE_NANOSLEEP + +#include <errno.h> +#include <time.h> +#include <unistd.h> + +unsigned sleep(unsigned seconds) +{ + struct timespec ts; + + ts.tv_sec = seconds; + ts.tv_nsec = 0; + if (!nanosleep(&ts,&ts)) return 0; + if (errno == EINTR) return ts.tv_sec; + return -1; +} + +#endif |