/*
* strings implementation for busybox
*
- * Copyright Tito Ragusa <farmatito@tiscali.it>
+ * Copyright 2003 Tito Ragusa <farmatito@tiscali.it>
*
- * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
+//usage:#define strings_trivial_usage
+//usage: "[-afo] [-n LEN] [FILE]..."
+//usage:#define strings_full_usage "\n\n"
+//usage: "Display printable strings in a binary file\n"
+//usage: "\n -a Scan whole file (default)"
+//usage: "\n -f Precede strings with filenames"
+//usage: "\n -n LEN At least LEN characters form a string (default 4)"
+//usage: "\n -o Precede strings with decimal offsets"
+
#include "libbb.h"
-#define WHOLE_FILE 1
-#define PRINT_NAME 2
-#define PRINT_OFFSET 4
-#define SIZE 8
+#define WHOLE_FILE 1
+#define PRINT_NAME 2
+#define PRINT_OFFSET 4
+#define SIZE 8
int strings_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int strings_main(int argc UNUSED_PARAM, char **argv)
{
int n, c, status = EXIT_SUCCESS;
- unsigned opt;
unsigned count;
off_t offset;
FILE *file;
const char *fmt = "%s: ";
const char *n_arg = "4";
- opt = getopt32(argv, "afon:", &n_arg);
+ getopt32(argv, "afon:", &n_arg);
/* -a is our default behaviour */
/*argc -= optind;*/
argv += optind;
count = 0;
do {
c = fgetc(file);
- if (isprint(c) || c == '\t') {
+ if (isprint_asciionly(c) || c == '\t') {
if (count > n) {
bb_putchar(c);
} else {
string[count] = c;
if (count == n) {
- if (opt & PRINT_NAME) {
+ if (option_mask32 & PRINT_NAME) {
printf(fmt, *argv);
}
- if (opt & PRINT_OFFSET) {
+ if (option_mask32 & PRINT_OFFSET) {
printf("%7"OFF_FMT"o ", offset - n);
}
fputs(string, stdout);