busybox/coreutils/length.c
2008-12-07 00:52:58 +00:00

23 lines
486 B
C

/* vi: set sw=4 ts=4: */
/*
* Licensed under GPLv2, see file LICENSE in this tarball for details.
*/
/* BB_AUDIT SUSv3 N/A -- Apparently a busybox (obsolete?) extension. */
#include "libbb.h"
/* This is a NOFORK applet. Be very careful! */
int length_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int length_main(int argc, char **argv)
{
if ((argc != 2) || (**(++argv) == '-')) {
bb_show_usage();
}
printf("%u\n", (unsigned)strlen(*argv));
return fflush(stdout);
}