busybox/coreutils/length.c
Denis Vlasenko 9b49a5ed85 add -fvisibility=hidden to CC flags, mark XXX_main functions
EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so
2007-10-11 10:05:36 +00:00

20 lines
408 B
C

/* vi: set sw=4 ts=4: */
/* 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);
}