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path: root/release/src/router/busybox/coreutils/length.c
blob: 43a0f59880097e73d8db3df23a4e178077d5db1f (plain)
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/* 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);
}