| /* 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(); |
| } |
