1 /* vi: set sw=4 ts=4: */
3 * strings implementation for busybox
5 * Copyright Tito Ragusa <farmatito@tiscali.it>
7 * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
16 #define PRINT_OFFSET 4
19 int strings_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
20 int strings_main(int argc, char **argv)
22 int n, c, status = EXIT_SUCCESS;
28 const char *fmt = "%s: ";
29 const char *n_arg = "4";
31 opt = getopt32(argv, "afon:", &n_arg);
32 /* -a is our default behaviour */
36 n = xatou_range(n_arg, 1, INT_MAX);
37 string = xzalloc(n + 1);
42 *--argv = (char *)bb_msg_standard_input;
47 file = fopen_or_warn(*argv, "r");
49 status = EXIT_FAILURE;
57 if (isprint(c) || c == '\t') {
63 if (opt & PRINT_NAME) {
66 if (opt & PRINT_OFFSET) {
67 printf("%7"OFF_FMT"o ", offset - n);
69 fputs(string, stdout);
81 fclose_if_not_stdin(file);
84 if (ENABLE_FEATURE_CLEAN_UP)
87 fflush_stdout_and_exit(status);