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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [binutils/] [size.c] - Rev 41
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/* size.c -- report size of various sections of an executable file. Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc. This file is part of GNU Binutils. 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 the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ /* Extensions/incompatibilities: o - BSD output has filenames at the end. o - BSD output can appear in different radicies. o - SysV output has less redundant whitespace. Filename comes at end. o - SysV output doesn't show VMA which is always the same as the PMA. o - We also handle core files. o - We also handle archives. If you write shell scripts which manipulate this info then you may be out of luck; there's no --compatibility or --pedantic option. */ #include "sysdep.h" #include "bfd.h" #include "libiberty.h" #include "getopt.h" #include "bucomm.h" #ifndef BSD_DEFAULT #define BSD_DEFAULT 1 #endif /* Program options. */ static enum { decimal, octal, hex } radix = decimal; /* 0 means use AT&T-style output. */ static int berkeley_format = BSD_DEFAULT; static int show_version = 0; static int show_help = 0; static int show_totals = 0; static int show_common = 0; static bfd_size_type common_size; static bfd_size_type total_bsssize; static bfd_size_type total_datasize; static bfd_size_type total_textsize; /* Program exit status. */ static int return_code = 0; static char *target = NULL; /* Forward declarations. */ static void display_file (char *); static void rprint_number (int, bfd_size_type); static void print_sizes (bfd * file); static void usage (FILE *stream, int status) { fprintf (stream, _("Usage: %s [option(s)] [file(s)]\n"), program_name); fprintf (stream, _(" Displays the sizes of sections inside binary files\n")); fprintf (stream, _(" If no input file(s) are specified, a.out is assumed\n")); fprintf (stream, _(" The options are:\n\ -A|-B --format={sysv|berkeley} Select output style (default is %s)\n\ -o|-d|-x --radix={8|10|16} Display numbers in octal, decimal or hex\n\ -t --totals Display the total sizes (Berkeley only)\n\ --common Display total size for *COM* syms\n\ --target=<bfdname> Set the binary file format\n\ @<file> Read options from <file>\n\ -h --help Display this information\n\ -v --version Display the program's version\n\ \n"), #if BSD_DEFAULT "berkeley" #else "sysv" #endif ); list_supported_targets (program_name, stream); if (REPORT_BUGS_TO[0] && status == 0) fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO); exit (status); } #define OPTION_FORMAT (200) #define OPTION_RADIX (OPTION_FORMAT + 1) #define OPTION_TARGET (OPTION_RADIX + 1) static struct option long_options[] = { {"common", no_argument, &show_common, 1}, {"format", required_argument, 0, OPTION_FORMAT}, {"radix", required_argument, 0, OPTION_RADIX}, {"target", required_argument, 0, OPTION_TARGET}, {"totals", no_argument, &show_totals, 1}, {"version", no_argument, &show_version, 1}, {"help", no_argument, &show_help, 1}, {0, no_argument, 0, 0} }; int main (int, char **); int main (int argc, char **argv) { int temp; int c; #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) setlocale (LC_MESSAGES, ""); #endif #if defined (HAVE_SETLOCALE) setlocale (LC_CTYPE, ""); #endif bindtextdomain (PACKAGE, LOCALEDIR); textdomain (PACKAGE); program_name = *argv; xmalloc_set_program_name (program_name); expandargv (&argc, &argv); bfd_init (); set_default_bfd_target (); while ((c = getopt_long (argc, argv, "ABHhVvdfotx", long_options, (int *) 0)) != EOF) switch (c) { case OPTION_FORMAT: switch (*optarg) { case 'B': case 'b': berkeley_format = 1; break; case 'S': case 's': berkeley_format = 0; break; default: non_fatal (_("invalid argument to --format: %s"), optarg); usage (stderr, 1); } break; case OPTION_TARGET: target = optarg; break; case OPTION_RADIX: #ifdef ANSI_LIBRARIES temp = strtol (optarg, NULL, 10); #else temp = atol (optarg); #endif switch (temp) { case 10: radix = decimal; break; case 8: radix = octal; break; case 16: radix = hex; break; default: non_fatal (_("Invalid radix: %s\n"), optarg); usage (stderr, 1); } break; case 'A': berkeley_format = 0; break; case 'B': berkeley_format = 1; break; case 'v': case 'V': show_version = 1; break; case 'd': radix = decimal; break; case 'x': radix = hex; break; case 'o': radix = octal; break; case 't': show_totals = 1; break; case 'f': /* FIXME : For sysv68, `-f' means `full format', i.e. `[fname:] M(.text) + N(.data) + O(.bss) + P(.comment) = Q' where `fname: ' appears only if there are >= 2 input files, and M, N, O, P, Q are expressed in decimal by default, hexa or octal if requested by `-x' or `-o'. Just to make things interesting, Solaris also accepts -f, which prints out the size of each allocatable section, the name of the section, and the total of the section sizes. */ /* For the moment, accept `-f' silently, and ignore it. */ break; case 0: break; case 'h': case 'H': case '?': usage (stderr, 1); } if (show_version) print_version ("size"); if (show_help) usage (stdout, 0); if (optind == argc) display_file ("a.out"); else for (; optind < argc;) display_file (argv[optind++]); if (show_totals && berkeley_format) { bfd_size_type total = total_textsize + total_datasize + total_bsssize; rprint_number (7, total_textsize); putchar('\t'); rprint_number (7, total_datasize); putchar('\t'); rprint_number (7, total_bsssize); printf (((radix == octal) ? "\t%7lo\t%7lx\t" : "\t%7lu\t%7lx\t"), (unsigned long) total, (unsigned long) total); fputs ("(TOTALS)\n", stdout); } return return_code; } /* Total size required for common symbols in ABFD. */ static void calculate_common_size (bfd *abfd) { asymbol **syms = NULL; long storage, symcount; common_size = 0; if ((bfd_get_file_flags (abfd) & (EXEC_P | DYNAMIC | HAS_SYMS)) != HAS_SYMS) return; storage = bfd_get_symtab_upper_bound (abfd); if (storage < 0) bfd_fatal (bfd_get_filename (abfd)); if (storage) syms = (asymbol **) xmalloc (storage); symcount = bfd_canonicalize_symtab (abfd, syms); if (symcount < 0) bfd_fatal (bfd_get_filename (abfd)); while (--symcount >= 0) { asymbol *sym = syms[symcount]; if (bfd_is_com_section (sym->section) && (sym->flags & BSF_SECTION_SYM) == 0) common_size += sym->value; } free (syms); } /* Display stats on file or archive member ABFD. */ static void display_bfd (bfd *abfd) { char **matching; if (bfd_check_format (abfd, bfd_archive)) /* An archive within an archive. */ return; if (bfd_check_format_matches (abfd, bfd_object, &matching)) { print_sizes (abfd); printf ("\n"); return; } if (bfd_get_error () == bfd_error_file_ambiguously_recognized) { bfd_nonfatal (bfd_get_filename (abfd)); list_matching_formats (matching); free (matching); return_code = 3; return; } if (bfd_check_format_matches (abfd, bfd_core, &matching)) { const char *core_cmd; print_sizes (abfd); fputs (" (core file", stdout); core_cmd = bfd_core_file_failing_command (abfd); if (core_cmd) printf (" invoked as %s", core_cmd); puts (")\n"); return; } bfd_nonfatal (bfd_get_filename (abfd)); if (bfd_get_error () == bfd_error_file_ambiguously_recognized) { list_matching_formats (matching); free (matching); } return_code = 3; } static void display_archive (bfd *file) { bfd *arfile = (bfd *) NULL; bfd *last_arfile = (bfd *) NULL; for (;;) { bfd_set_error (bfd_error_no_error); arfile = bfd_openr_next_archived_file (file, arfile); if (arfile == NULL) { if (bfd_get_error () != bfd_error_no_more_archived_files) { bfd_nonfatal (bfd_get_filename (file)); return_code = 2; } break; } display_bfd (arfile); if (last_arfile != NULL) bfd_close (last_arfile); last_arfile = arfile; } if (last_arfile != NULL) bfd_close (last_arfile); } static void display_file (char *filename) { bfd *file; if (get_file_size (filename) < 1) { return_code = 1; return; } file = bfd_openr (filename, target); if (file == NULL) { bfd_nonfatal (filename); return_code = 1; return; } if (bfd_check_format (file, bfd_archive)) display_archive (file); else display_bfd (file); if (!bfd_close (file)) { bfd_nonfatal (filename); return_code = 1; return; } } static int size_number (bfd_size_type num) { char buffer[40]; sprintf (buffer, (radix == decimal ? "%" BFD_VMA_FMT "u" : ((radix == octal) ? "0%" BFD_VMA_FMT "o" : "0x%" BFD_VMA_FMT "x")), num); return strlen (buffer); } static void rprint_number (int width, bfd_size_type num) { char buffer[40]; sprintf (buffer, (radix == decimal ? "%" BFD_VMA_FMT "u" : ((radix == octal) ? "0%" BFD_VMA_FMT "o" : "0x%" BFD_VMA_FMT "x")), num); printf ("%*s", width, buffer); } static bfd_size_type bsssize; static bfd_size_type datasize; static bfd_size_type textsize; static void berkeley_sum (bfd *abfd ATTRIBUTE_UNUSED, sec_ptr sec, void *ignore ATTRIBUTE_UNUSED) { flagword flags; bfd_size_type size; flags = bfd_get_section_flags (abfd, sec); if ((flags & SEC_ALLOC) == 0) return; size = bfd_get_section_size (sec); if ((flags & SEC_CODE) != 0 || (flags & SEC_READONLY) != 0) textsize += size; else if ((flags & SEC_HAS_CONTENTS) != 0) datasize += size; else bsssize += size; } static void print_berkeley_format (bfd *abfd) { static int files_seen = 0; bfd_size_type total; bsssize = 0; datasize = 0; textsize = 0; bfd_map_over_sections (abfd, berkeley_sum, NULL); bsssize += common_size; if (files_seen++ == 0) puts ((radix == octal) ? " text\t data\t bss\t oct\t hex\tfilename" : " text\t data\t bss\t dec\t hex\tfilename"); total = textsize + datasize + bsssize; if (show_totals) { total_textsize += textsize; total_datasize += datasize; total_bsssize += bsssize; } rprint_number (7, textsize); putchar ('\t'); rprint_number (7, datasize); putchar ('\t'); rprint_number (7, bsssize); printf (((radix == octal) ? "\t%7lo\t%7lx\t" : "\t%7lu\t%7lx\t"), (unsigned long) total, (unsigned long) total); fputs (bfd_get_filename (abfd), stdout); if (bfd_my_archive (abfd)) printf (" (ex %s)", bfd_get_filename (bfd_my_archive (abfd))); } /* I REALLY miss lexical functions! */ bfd_size_type svi_total = 0; bfd_vma svi_maxvma = 0; int svi_namelen = 0; int svi_vmalen = 0; int svi_sizelen = 0; static void sysv_internal_sizer (bfd *file ATTRIBUTE_UNUSED, sec_ptr sec, void *ignore ATTRIBUTE_UNUSED) { bfd_size_type size = bfd_section_size (file, sec); if ( ! bfd_is_abs_section (sec) && ! bfd_is_com_section (sec) && ! bfd_is_und_section (sec)) { int namelen = strlen (bfd_section_name (file, sec)); if (namelen > svi_namelen) svi_namelen = namelen; svi_total += size; if (bfd_section_vma (file, sec) > svi_maxvma) svi_maxvma = bfd_section_vma (file, sec); } } static void sysv_one_line (const char *name, bfd_size_type size, bfd_vma vma) { printf ("%-*s ", svi_namelen, name); rprint_number (svi_sizelen, size); printf (" "); rprint_number (svi_vmalen, vma); printf ("\n"); } static void sysv_internal_printer (bfd *file ATTRIBUTE_UNUSED, sec_ptr sec, void *ignore ATTRIBUTE_UNUSED) { bfd_size_type size = bfd_section_size (file, sec); if ( ! bfd_is_abs_section (sec) && ! bfd_is_com_section (sec) && ! bfd_is_und_section (sec)) { svi_total += size; sysv_one_line (bfd_section_name (file, sec), size, bfd_section_vma (file, sec)); } } static void print_sysv_format (bfd *file) { /* Size all of the columns. */ svi_total = 0; svi_maxvma = 0; svi_namelen = 0; bfd_map_over_sections (file, sysv_internal_sizer, NULL); if (show_common) { if (svi_namelen < (int) sizeof ("*COM*") - 1) svi_namelen = sizeof ("*COM*") - 1; svi_total += common_size; } svi_vmalen = size_number ((bfd_size_type)svi_maxvma); if ((size_t) svi_vmalen < sizeof ("addr") - 1) svi_vmalen = sizeof ("addr")-1; svi_sizelen = size_number (svi_total); if ((size_t) svi_sizelen < sizeof ("size") - 1) svi_sizelen = sizeof ("size")-1; svi_total = 0; printf ("%s ", bfd_get_filename (file)); if (bfd_my_archive (file)) printf (" (ex %s)", bfd_get_filename (bfd_my_archive (file))); printf (":\n%-*s %*s %*s\n", svi_namelen, "section", svi_sizelen, "size", svi_vmalen, "addr"); bfd_map_over_sections (file, sysv_internal_printer, NULL); if (show_common) { svi_total += common_size; sysv_one_line ("*COM*", common_size, 0); } printf ("%-*s ", svi_namelen, "Total"); rprint_number (svi_sizelen, svi_total); printf ("\n\n"); } static void print_sizes (bfd *file) { if (show_common) calculate_common_size (file); if (berkeley_format) print_berkeley_format (file); else print_sysv_format (file); }
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