| /* 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(); | |
| } |