diff options
Diffstat (limited to 'bin/sleep/sleep.c')
| -rw-r--r-- | bin/sleep/sleep.c | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/bin/sleep/sleep.c b/bin/sleep/sleep.c index 2c5ef0ed105..2695abf78f3 100644 --- a/bin/sleep/sleep.c +++ b/bin/sleep/sleep.c @@ -1,4 +1,4 @@ -/* $OpenBSD: sleep.c,v 1.5 1997/06/29 07:33:08 denny Exp $ */ +/* $OpenBSD: sleep.c,v 1.6 1997/06/29 08:09:21 denny Exp $ */ /* $NetBSD: sleep.c,v 1.8 1995/03/21 09:11:11 cgd Exp $ */ /* @@ -44,7 +44,7 @@ static char copyright[] = #if 0 static char sccsid[] = "@(#)sleep.c 8.3 (Berkeley) 4/2/94"; #else -static char rcsid[] = "$OpenBSD: sleep.c,v 1.5 1997/06/29 07:33:08 denny Exp $"; +static char rcsid[] = "$OpenBSD: sleep.c,v 1.6 1997/06/29 08:09:21 denny Exp $"; #endif #endif /* not lint */ @@ -52,7 +52,6 @@ static char rcsid[] = "$OpenBSD: sleep.c,v 1.5 1997/06/29 07:33:08 denny Exp $"; #include <stdlib.h> #include <unistd.h> #include <locale.h> -#include <string.h> #include <time.h> void usage __P((void)); @@ -64,9 +63,10 @@ main(argc, argv) { int ch; int secs = 0; - unsigned char *fp; + unsigned char *cp; long nsecs = 0; struct timespec rqtp; + int i; setlocale(LC_ALL, ""); @@ -81,20 +81,22 @@ main(argc, argv) if (argc != 1) usage(); - /* Handle fractions of a second */ - fp = strchr(*argv, '.'); - if (fp != NULL) { - int i; + cp = *argv; + while ((*cp != '\0') && (*cp != '.')) { + if (!isdigit(*cp)) usage(); + secs = (secs * 10) + (*cp++ - '0'); + } - *fp++ = '\0'; + /* Handle fractions of a second */ + if (*cp == '.') { + *cp++ = '\0'; for (i = 100000000; i > 0; i /= 10) { - if (*fp == '\0') break; - nsecs += (*fp++ - '0') * i; + if (*cp == '\0') break; + if (!isdigit(*cp)) usage(); + nsecs += (*cp++ - '0') * i; } } - secs = atoi(*argv); - rqtp.tv_sec = (time_t) secs; rqtp.tv_nsec = nsecs; |