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| author | Robert Griebl <griebl@gmx.de> | 2002-05-27 22:24:53 +0000 |
|---|---|---|
| committer | Robert Griebl <griebl@gmx.de> | 2002-05-27 22:24:53 +0000 |
| commit | 53146cc9ec7f3af5a8fa6245bf01c4f9c0fd19b4 (patch) | |
| tree | c2296e39db1a62fc8d59cf9a64a2f46950b4b63b /coreutils/head.c | |
| parent | 8302c43265a9f83baa96b15a6082954526988c8b (diff) | |
| download | busybox-53146cc9ec7f3af5a8fa6245bf01c4f9c0fd19b4.tar.gz | |
Added include for isdigit(); simplified -<num> detection
Diffstat (limited to 'coreutils/head.c')
| -rw-r--r-- | coreutils/head.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/coreutils/head.c b/coreutils/head.c index c5c11fc7b..ad21e1b95 100644 --- a/coreutils/head.c +++ b/coreutils/head.c @@ -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; } |