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authorGravatar Denis Vlasenko <vda.linux@googlemail.com>2006-11-27 14:44:18 +0000
committerGravatar Denis Vlasenko <vda.linux@googlemail.com>2006-11-27 14:44:18 +0000
commit459903bd4e270ab4884ba9577516f9b2753898b0 (patch)
tree8dd4e8a4db28561fad1dcaeabee936a3aad7187c /coreutils/head.c
parentd686a045c8134d3a42fa5cc6b2e09118e08d603f (diff)
downloadbusybox-459903bd4e270ab4884ba9577516f9b2753898b0.tar.gz
busybox-459903bd4e270ab4884ba9577516f9b2753898b0.tar.bz2
Provide our own isdigit macro. saves more than 400 bytes.
Diffstat (limited to 'coreutils/head.c')
-rw-r--r--coreutils/head.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/coreutils/head.c b/coreutils/head.c
index d732461f7..f2c948300 100644
--- a/coreutils/head.c
+++ b/coreutils/head.c
@@ -49,9 +49,8 @@ int head_main(int argc, char **argv)
#if !ENABLE_DEBUG_YANK_SUSv2 || ENABLE_FEATURE_FANCY_HEAD
/* Allow legacy syntax of an initial numeric option without -n. */
- if ((argc > 1) && (argv[1][0] == '-')
- /* && (isdigit)(argv[1][1]) */
- && (((unsigned int)(argv[1][1] - '0')) <= 9)
+ if (argc > 1 && argv[1][0] == '-'
+ && isdigit(argv[1][1])
) {
--argc;
++argv;