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/* vi: set sw=4 ts=4: */
/*
* Licensed under GPLv2, see file LICENSE in this source tree.
*/
/* BB_AUDIT SUSv3 N/A -- Apparently a busybox (obsolete?) extension. */
//usage:#define length_trivial_usage
//usage: "STRING"
//usage:#define length_full_usage "\n\n"
//usage: "Print STRING's length"
//usage:
//usage:#define length_example_usage
//usage: "$ length Hello\n"
//usage: "5\n"
#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_all();
}
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