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Added include for isdigit(); simplified -<num> detection

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This commit is contained in:
Robert Griebl
2002-05-27 22:24:53 +00:00
parent 8302c43265
commit 53146cc9ec
2 changed files with 4 additions and 2 deletions
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3
coreutils/head.c
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@@ -25,6 +25,7 @@
#include <getopt.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "busybox.h"
static int head(int len, FILE *fp)
@@ -47,7 +48,7 @@ int head_main(int argc, char **argv)
FILE *fp;
int need_headers, opt, len = 10, status = EXIT_SUCCESS;
if (( argc >= 2 ) && ( strlen ( argv [1] ) >= 2 ) && ( argv [1][0] == '-' ) && isdigit ( argv [1][1] )) {
if (( argc >= 2 ) && ( argv [1][0] == '-' ) && isdigit ( argv [1][1] )) {
len = atoi ( &argv [1][1] );
optind = 2;
}