X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=binutils%2Fstrings.c;h=00cfb6dc66963c76d67b98bd9464b861ca0162b1;hb=7a6771ef40f861534f21f31ef6ff892bd0737ca3;hp=650b8cbf414e2d5fed4fbaf915cedfc64c802ddf;hpb=6e3d6dc1ed34b1a58ed922ce31a5cf63502f4bce;p=deliverable%2Fbinutils-gdb.git diff --git a/binutils/strings.c b/binutils/strings.c index 650b8cbf41..00cfb6dc66 100644 --- a/binutils/strings.c +++ b/binutils/strings.c @@ -1,6 +1,7 @@ /* strings -- print the strings of printable characters in files Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, - 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc. + 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 + Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -53,6 +54,7 @@ -h Print the usage message on the standard output. --version + -V -v Print the program version number. Written by Richard Stallman @@ -66,23 +68,6 @@ #include #include "bucomm.h" -/* Some platforms need to put stdin into binary mode, to read - binary files. */ -#ifdef HAVE_SETMODE -#ifndef O_BINARY -#ifdef _O_BINARY -#define O_BINARY _O_BINARY -#define setmode _setmode -#else -#define O_BINARY 0 -#endif -#endif -#if O_BINARY -#include -#define SET_BINARY(f) do { if (!isatty (f)) setmode (f,O_BINARY); } while (0) -#endif -#endif - #define STRING_ISGRAPHIC(c) \ ( (c) >= 0 \ && (c) <= 255 \ @@ -95,21 +80,6 @@ extern int errno; /* The BFD section flags that identify an initialized data section. */ #define DATA_FLAGS (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS) -#ifdef HAVE_FOPEN64 -typedef off64_t file_off; -#define file_open(s,m) fopen64(s, m) -#else -typedef off_t file_off; -#define file_open(s,m) fopen(s, m) -#endif -#ifdef HAVE_STAT64 -typedef struct stat64 statbuf; -#define file_stat(f,s) stat64(f, s) -#else -typedef struct stat statbuf; -#define file_stat(f,s) stat(f, s) -#endif - /* Radix for printing addresses (must be 8, 10 or 16). */ static int address_radix; @@ -160,10 +130,9 @@ typedef struct static void strings_a_section (bfd *, asection *, void *); static bfd_boolean strings_object_file (const char *); static bfd_boolean strings_file (char *file); -static int integer_arg (char *s); -static void print_strings (const char *, FILE *, file_off, int, int, char *); +static void print_strings (const char *, FILE *, file_ptr, int, int, char *); static void usage (FILE *, int); -static long get_char (FILE *, file_off *, int *, char **); +static long get_char (FILE *, file_ptr *, int *, char **); int main (int, char **); @@ -173,6 +142,8 @@ main (int argc, char **argv) int optc; int exit_status = 0; bfd_boolean files_given = FALSE; + char *s; + int numeric_opt = 0; #if defined (HAVE_SETLOCALE) setlocale (LC_ALL, ""); @@ -185,7 +156,7 @@ main (int argc, char **argv) expandargv (&argc, &argv); - string_min = -1; + string_min = 4; print_addresses = FALSE; print_filenames = FALSE; datasection_only = TRUE; @@ -210,9 +181,9 @@ main (int argc, char **argv) usage (stdout, 0); case 'n': - string_min = integer_arg (optarg); - if (string_min < 1) - fatal (_("invalid number %s"), optarg); + string_min = (int) strtoul (optarg, &s, 0); + if (s != NULL && *s != 0) + fatal (_("invalid integer argument %s"), optarg); break; case 'o': @@ -262,16 +233,19 @@ main (int argc, char **argv) usage (stderr, 1); default: - if (string_min < 0) - string_min = optc - '0'; - else - string_min = string_min * 10 + optc - '0'; + numeric_opt = optind; break; } } - if (string_min < 0) - string_min = 4; + if (numeric_opt != 0) + { + string_min = (int) strtoul (argv[numeric_opt - 1] + 1, &s, 0); + if (s != NULL && *s != 0) + fatal (_("invalid integer argument %s"), argv[numeric_opt - 1] + 1); + } + if (string_min < 1) + fatal (_("invalid minimum string length %d"), string_min); switch (encoding) { @@ -297,9 +271,7 @@ main (int argc, char **argv) if (optind >= argc) { datasection_only = FALSE; -#ifdef SET_BINARY SET_BINARY (fileno (stdin)); -#endif print_strings ("{standard input}", stdin, 0, 0, 0, (char *) NULL); files_given = TRUE; } @@ -375,7 +347,7 @@ strings_a_section (bfd *abfd, asection *sect, void *arg) got_a_section = TRUE; print_strings (filename_and_sizep->filename, NULL, sect->filepos, - 0, sectsize, mem); + 0, sectsize, (char *) mem); } free (mem); @@ -427,9 +399,11 @@ strings_object_file (const char *file) static bfd_boolean strings_file (char *file) { - statbuf st; + struct stat st; + + /* get_file_size does not support non-S_ISREG files. */ - if (file_stat (file, &st) < 0) + if (stat (file, &st) < 0) { if (errno == ENOENT) non_fatal (_("'%s': No such file"), file); @@ -447,7 +421,7 @@ strings_file (char *file) { FILE *stream; - stream = file_open (file, FOPEN_RB); + stream = fopen (file, FOPEN_RB); if (stream == NULL) { fprintf (stderr, "%s: ", program_name); @@ -455,7 +429,7 @@ strings_file (char *file) return FALSE; } - print_strings (file, stream, (file_off) 0, 0, 0, (char *) 0); + print_strings (file, stream, (file_ptr) 0, 0, 0, (char *) 0); if (fclose (stream) == EOF) { @@ -479,7 +453,7 @@ strings_file (char *file) MAGICCOUNT is how many characters are in it. */ static long -get_char (FILE *stream, file_off *address, int *magiccount, char **magic) +get_char (FILE *stream, file_ptr *address, int *magiccount, char **magic) { int c, i; long r = EOF; @@ -555,14 +529,14 @@ get_char (FILE *stream, file_off *address, int *magiccount, char **magic) Those characters come at address ADDRESS and the data in STREAM follow. */ static void -print_strings (const char *filename, FILE *stream, file_off address, +print_strings (const char *filename, FILE *stream, file_ptr address, int stop_point, int magiccount, char *magic) { char *buf = (char *) xmalloc (sizeof (char) * (string_min + 1)); while (1) { - file_off start; + file_ptr start; int i; long c; @@ -666,51 +640,6 @@ print_strings (const char *filename, FILE *stream, file_off address, } } -/* Parse string S as an integer, using decimal radix by default, - but allowing octal and hex numbers as in C. */ - -static int -integer_arg (char *s) -{ - int value; - int radix = 10; - char *p = s; - int c; - - if (*p != '0') - radix = 10; - else if (*++p == 'x') - { - radix = 16; - p++; - } - else - radix = 8; - - value = 0; - while (((c = *p++) >= '0' && c <= '9') - || (radix == 16 && (c & ~40) >= 'A' && (c & ~40) <= 'Z')) - { - value *= radix; - if (c >= '0' && c <= '9') - value += c - '0'; - else - value += (c & ~40) - 'A'; - } - - if (c == 'b') - value *= 512; - else if (c == 'B') - value *= 1024; - else - p--; - - if (*p) - fatal (_("invalid integer argument %s"), s); - - return value; -} - static void usage (FILE *stream, int status) { @@ -720,7 +649,7 @@ usage (FILE *stream, int status) -a - --all Scan the entire file, not just the data section\n\ -f --print-file-name Print the name of the file before each string\n\ -n --bytes=[number] Locate & print any NUL-terminated sequence of at\n\ - - least [number] characters (default 4).\n\ + - least [number] characters (default 4).\n\ -t --radix={o,d,x} Print the location of the string in base 8, 10 or 16\n\ -o An alias for --radix=o\n\ -T --target= Specify the binary file format\n\ @@ -728,7 +657,7 @@ usage (FILE *stream, int status) s = 7-bit, S = 8-bit, {b,l} = 16-bit, {B,L} = 32-bit\n\ @ Read options from \n\ -h --help Display this information\n\ - -v --version Print the program's version number\n")); + -v -V --version Print the program's version number\n")); list_supported_targets (program_name, stream); if (REPORT_BUGS_TO[0] && status == 0) fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO);