[binutils.git] / binutils / size.c

/* size.c -- report size of various sections of an executable file.
   Copyright (C) 1991 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 2 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., 675 Mass Ave, Cambridge, MA 02139, 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 +predantic switch.
*/

#include "bfd.h"
#include "sysdep.h"
#include "getopt.h"

#ifndef BSD_DEFAULT
#define BSD_DEFAULT 1
#endif

PROTO(void, display_file, (char *filename));
PROTO(void, print_sizes,  (bfd *file));

/* Various program options */

enum {decimal, octal, hex} radix = decimal;
int berkeley_format = BSD_DEFAULT; /* 0 means use AT&T-style output */
int show_version = 0;
int show_help = 0;

int return_code = 0;

/* IMPORTS */
extern char *program_version;
extern char *program_name;
extern char *target;
\f
/** main and like trivia */

void
usage ()
{
  fprintf (stderr, "size %s\nUsage: %s -{dox}{AB}V files ...\n",
	 program_version, program_name);
  fputs("\t+radix={8|10|16} -- select appropriate output radix.\n\
\t-d -- output in decimal\n\
\t-o -- output in octal\n\
\t-x -- output in hex", stderr);
  fputs("\t+format={Berkeley|SysV} -- select display format.\n\
\t-A -- SysV(AT&T) format\n\
\t-B -- BSD format", stderr);
#if BSD_DEFAULT
  fputs("\t  (Default is +format=Berkeley)", stderr);
#else
  fputs("\t  (Default is +format=SysV)", stderr);
#endif
  fputs("\t-V, +version -- display program version, etc.\n\
\t+help -- this message\n", stderr);
  exit(1);
}

struct option long_options[] = {{"radix",   no_argument, 0, 0},
				{"format",  required_argument, 0, 0},
				{"version", no_argument, &show_version, 1},
				{"target",  optional_argument, NULL, NULL},
				{"help",    no_argument, &show_help, 1},
				{0, no_argument, 0, 0}};

int
main (argc, argv)
     int argc;
     char **argv;
{
  int temp;
  int c;			/* sez which option char */
  int option_index = 0;
  extern int optind;		/* steps thru options */
  program_name = *argv;

  bfd_init();

  while ((c = getopt_long(argc, argv, "ABVdox", long_options,
			  &option_index)) != EOF)
    switch(c) {
    case 0:
      if (!strcmp("format",(long_options[option_index]).name)) {
	switch(*optarg) {
	case 'B': case 'b': berkeley_format = 1; break;
	case 'S': case 's': berkeley_format = 0; break;
	default: printf("Unknown option to +format: %s\n", optarg);
	  usage();
	}
	break;
      }

      if (!strcmp("target",(long_options[option_index]).name)) {
	target = optarg;
	break;
      }

      if (!strcmp("radix",(long_options[option_index]).name)) {
#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: printf("Unknown radix: %s\n", optarg);
	  usage();
	}
      }
      break;
    case 'A': berkeley_format = 0; break;
    case 'B': berkeley_format = 1; break;
    case 'V': show_version = 1; break;
    case 'd': radix = decimal; break;
    case 'x': radix = hex; break;
    case 'o': radix = octal; break;
    case '?': usage();
    }

  if (show_version) printf("%s version %s\n", program_name, program_version);
  if (show_help) usage();
	
  if (optind == argc)
    display_file ("a.out");
  else
    for (; optind < argc;)
      display_file (argv[optind++]);

  return return_code;
}
\f
/** Display a file's stats */

void
display_bfd (abfd)
     bfd *abfd;
{
  CONST  char *core_cmd;

  if (bfd_check_format(abfd, bfd_archive)) return;

  if (bfd_check_format(abfd, bfd_object)) {
    print_sizes(abfd);
    goto done;
  }

  if (bfd_check_format(abfd, bfd_core)) {
    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(")");
    goto done;
  }
  
  printf("Unknown file format: %s.", bfd_get_filename(abfd));
  return_code = 3;

 done:


  printf("\n");
  return;
}

void
display_file(filename)
     char *filename;
{
  bfd *file, *arfile = (bfd *) NULL;

  file = bfd_openr (filename, target);
  if (file == NULL) {
    bfd_perror (filename);
    return_code = 1;
    return;
  }

  if (bfd_check_format(file, bfd_archive) == true) {
    for(;;) {
      
      bfd_error = no_error;

       arfile = bfd_openr_next_archived_file (file, arfile);
      if (arfile == NULL) {
	if (bfd_error != no_more_archived_files) {
	  bfd_perror (bfd_get_filename (file));
	  return_code = 2;
        }
	return;
      }

      display_bfd (arfile);
      /* Don't close the archive elements; we need them for next_archive */
    }
  }
  else
    display_bfd (file);

  bfd_close (file);
}
\f
/* This is what lexical functions are for */
void
lprint_number (width, num)
     int width, num;
{
  printf ((radix == decimal ? "%-*d\t" :
	   ((radix == octal) ? "%-*o\t" : "%-*x\t")), width, num);
}

void
rprint_number(width, num)
     int width, num;
{
  printf ((radix == decimal ? "%*d\t" :
	   ((radix == octal) ? "%*o\t" : "%*x\t")), width, num);
}

static char *bss_section_name = ".bss";
static char *data_section_name = ".data";
static char *stack_section_name = ".stack";
static char *text_section_name = ".text";

void print_berkeley_format(abfd)
bfd *abfd;
{
  static int files_seen = 0;
  sec_ptr bsssection = NULL;
  sec_ptr datasection = NULL;
  sec_ptr textsection = NULL;
  unsigned long bsssize = 0;
  unsigned long datasize = 0;
  unsigned long textsize = 0;
  unsigned long total = 0;

  
  if ((textsection = bfd_get_section_by_name (abfd, text_section_name))
      != NULL) {
    textsize = bfd_get_section_size_before_reloc (textsection);
  }

  if ((datasection = bfd_get_section_by_name (abfd, data_section_name))
      != NULL) {
    datasize = bfd_get_section_size_before_reloc ( datasection);
  }
	
  if (bfd_get_format (abfd) == bfd_object) {
    if ((bsssection = bfd_get_section_by_name (abfd, bss_section_name))
	!= NULL) {
      bsssize = bfd_section_size(abfd, bsssection);
    }
  } else {
    if ((bsssection = bfd_get_section_by_name (abfd, stack_section_name))
	!= NULL) {
      bsssize = bfd_section_size(abfd, bsssection);
    }
  }

  if (files_seen++ == 0)
#if 0	/* intel doesn't like bss/stk b/c they don't gave core files */
    puts((radix == octal) ? "text\tdata\tbss/stk\toct\thex\tfilename" :
	 "text\tdata\tbss/stk\tdec\thex\tfilename");
#else
    puts((radix == octal) ? "text\tdata\tbss\toct\thex\tfilename" :
	 "text\tdata\tbss\tdec\thex\tfilename");
#endif
	
  total = textsize + datasize + bsssize;
	
  lprint_number (7, textsize);
  lprint_number (7, datasize);
  lprint_number (7, bsssize);
  printf (((radix == octal) ? "%-7o\t%-7x\t" : "%-7d\t%-7x\t"), total, total);

  fputs(bfd_get_filename(abfd), stdout);
  if (abfd->my_archive) printf (" (ex %s)", abfd->my_archive->filename);
}

/* I REALLY miss lexical functions! */
int svi_total = 0;

void
sysv_internal_printer(file, sec, ignore)
     bfd *file;
     sec_ptr sec;
     PTR ignore;
{
  int size = bfd_section_size (file, sec);
  if (sec!= &bfd_abs_section 
      && sec!= &bfd_com_section
      && sec!=&bfd_und_section) 
  {
  
    svi_total += size;
	
    printf ("%-12s", bfd_section_name(file, sec));
    rprint_number (8, size);
    printf(" ");
    rprint_number (8, bfd_section_vma(file, sec));
    printf ("\n");
  }

}

void
print_sysv_format(file)
     bfd *file;
{
  svi_total = 0;

  printf ("%s  ", bfd_get_filename (file));
  if (file->my_archive) printf (" (ex %s)", file->my_archive->filename);

  puts(":\nsection\t\tsize\t     addr");
  bfd_map_over_sections (file, sysv_internal_printer, (PTR)NULL);

  printf("Total       ");
  rprint_number(8, svi_total);
  printf("\n");  printf("\n");
}

void
print_sizes(file)
     bfd *file;
{
  if (berkeley_format)
    print_berkeley_format(file);
  else print_sysv_format(file);
}
Commit	Line	Data
770cde30 JG	1	/* size.c -- report size of various sections of an executable file.
	2	Copyright (C) 1991 Free Software Foundation, Inc.
	3
	4	This file is part of GNU Binutils.
	5
	6	This program is free software; you can redistribute it and/or modify
	7	it under the terms of the GNU General Public License as published by
	8	the Free Software Foundation; either version 2 of the License, or
	9	(at your option) any later version.
	10
	11	This program is distributed in the hope that it will be useful,
	12	but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	GNU General Public License for more details.
	15
	16	You should have received a copy of the GNU General Public License
	17	along with this program; if not, write to the Free Software
	18	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
	19
	20
2fa0b342 DHW	21	/* Extensions/incompatibilities:
	22	o - BSD output has filenames at the end.
	23	o - BSD output can appear in different radicies.
	24	o - SysV output has less redundant whitespace. Filename comes at end.
	25	o - SysV output doesn't show VMA which is always the same as the PMA.
	26	o - We also handle core files.
	27	o - We also handle archives.
	28	If you write shell scripts which manipulate this info then you may be
	29	out of luck; there's no +predantic switch.
	30	*/
770cde30	31
2fa0b342	32	#include "bfd.h"
770cde30	33	#include "sysdep.h"
2fa0b342 DHW	34	#include "getopt.h"
2fa0b342 DHW	35
2fa0b342 DHW	36	#ifndef BSD_DEFAULT
	37	#define BSD_DEFAULT 1
	38	#endif
	39
	40	PROTO(void, display_file, (char *filename));
	41	PROTO(void, print_sizes, (bfd *file));
	42
	43	/* Various program options */
	44
	45	enum {decimal, octal, hex} radix = decimal;
	46	int berkeley_format = BSD_DEFAULT; /* 0 means use AT&T-style output */
	47	int show_version = 0;
	48	int show_help = 0;
	49
770cde30 JG	50	int return_code = 0;
770cde30 JG	51
2fa0b342 DHW	52	/* IMPORTS */
	53	extern char *program_version;
	54	extern char *program_name;
	55	extern char *target;
	56	\f
	57	/** main and like trivia */
	58
	59	void
	60	usage ()
	61	{
	62	fprintf (stderr, "size %s\nUsage: %s -{dox}{AB}V files ...\n",
	63	program_version, program_name);
	64	fputs("\t+radix={8\|10\|16} -- select appropriate output radix.\n\
	65	\t-d -- output in decimal\n\
	66	\t-o -- output in octal\n\
	67	\t-x -- output in hex", stderr);
	68	fputs("\t+format={Berkeley\|SysV} -- select display format.\n\
	69	\t-A -- SysV(AT&T) format\n\
	70	\t-B -- BSD format", stderr);
	71	#if BSD_DEFAULT
	72	fputs("\t (Default is +format=Berkeley)", stderr);
	73	#else
	74	fputs("\t (Default is +format=SysV)", stderr);
	75	#endif
	76	fputs("\t-V, +version -- display program version, etc.\n\
	77	\t+help -- this message\n", stderr);
	78	exit(1);
	79	}
	80
770cde30 JG	81	struct option long_options[] = {{"radix", no_argument, 0, 0},
	82	{"format", required_argument, 0, 0},
	83	{"version", no_argument, &show_version, 1},
	84	{"target", optional_argument, NULL, NULL},
	85	{"help", no_argument, &show_help, 1},
	86	{0, no_argument, 0, 0}};
2fa0b342 DHW	87
	88	int
	89	main (argc, argv)
	90	int argc;
	91	char **argv;
	92	{
	93	int temp;
	94	int c; /* sez which option char */
	95	int option_index = 0;
	96	extern int optind; /* steps thru options */
	97	program_name = *argv;
	98
770cde30 JG	99	bfd_init();
770cde30 JG	100
2fa0b342 DHW	101	while ((c = getopt_long(argc, argv, "ABVdox", long_options,
	102	&option_index)) != EOF)
	103	switch(c) {
	104	case 0:
	105	if (!strcmp("format",(long_options[option_index]).name)) {
	106	switch(*optarg) {
	107	case 'B': case 'b': berkeley_format = 1; break;
	108	case 'S': case 's': berkeley_format = 0; break;
	109	default: printf("Unknown option to +format: %s\n", optarg);
	110	usage();
	111	}
	112	break;
	113	}
	114
	115	if (!strcmp("target",(long_options[option_index]).name)) {
	116	target = optarg;
	117	break;
	118	}
	119
	120	if (!strcmp("radix",(long_options[option_index]).name)) {
	121	#ifdef ANSI_LIBRARIES
	122	temp = strtol(optarg, NULL, 10);
	123	#else
	124	temp = atol(optarg);
	125	#endif
	126	switch(temp) {
	127	case 10: radix = decimal; break;
	128	case 8: radix = octal; break;
	129	case 16: radix = hex; break;
	130	default: printf("Unknown radix: %s\n", optarg);
	131	usage();
	132	}
	133	}
	134	break;
	135	case 'A': berkeley_format = 0; break;
	136	case 'B': berkeley_format = 1; break;
	137	case 'V': show_version = 1; break;
	138	case 'd': radix = decimal; break;
	139	case 'x': radix = hex; break;
	140	case 'o': radix = octal; break;
	141	case '?': usage();
	142	}
	143
	144	if (show_version) printf("%s version %s\n", program_name, program_version);
	145	if (show_help) usage();
	146
2fa0b342 DHW	147	if (optind == argc)
	148	display_file ("a.out");
	149	else
	150	for (; optind < argc;)
	151	display_file (argv[optind++]);
	152
770cde30	153	return return_code;
2fa0b342 DHW	154	}
	155	\f
	156	/** Display a file's stats */
	157
	158	void
	159	display_bfd (abfd)
	160	bfd *abfd;
	161	{
770cde30	162	CONST char *core_cmd;
2fa0b342 DHW	163
	164	if (bfd_check_format(abfd, bfd_archive)) return;
	165
	166	if (bfd_check_format(abfd, bfd_object)) {
	167	print_sizes(abfd);
	168	goto done;
	169	}
	170
	171	if (bfd_check_format(abfd, bfd_core)) {
	172	print_sizes(abfd);
	173	fputs(" (core file", stdout);
	174
	175	core_cmd = bfd_core_file_failing_command(abfd);
	176	if (core_cmd) printf(" invoked as %s", core_cmd);
	177
	178	puts(")");
	179	goto done;
	180	}
	181
	182	printf("Unknown file format: %s.", bfd_get_filename(abfd));
770cde30	183	return_code = 3;
2fa0b342 DHW	184
	185	done:
	186
	187
	188	printf("\n");
	189	return;
	190	}
	191
	192	void
	193	display_file(filename)
	194	char *filename;
	195	{
	196	bfd file, arfile = (bfd *) NULL;
	197
	198	file = bfd_openr (filename, target);
	199	if (file == NULL) {
	200	bfd_perror (filename);
770cde30	201	return_code = 1;
2fa0b342 DHW	202	return;
	203	}
	204
	205	if (bfd_check_format(file, bfd_archive) == true) {
	206	for(;;) {
	207
	208	bfd_error = no_error;
	209
	210	arfile = bfd_openr_next_archived_file (file, arfile);
	211	if (arfile == NULL) {
770cde30	212	if (bfd_error != no_more_archived_files) {
2fa0b342	213	bfd_perror (bfd_get_filename (file));
770cde30 JG	214	return_code = 2;
770cde30 JG	215	}
2fa0b342 DHW	216	return;
	217	}
	218
	219	display_bfd (arfile);
	220	/* Don't close the archive elements; we need them for next_archive */
	221	}
	222	}
	223	else
	224	display_bfd (file);
	225
	226	bfd_close (file);
	227	}
	228	\f
	229	/* This is what lexical functions are for */
	230	void
	231	lprint_number (width, num)
	232	int width, num;
	233	{
	234	printf ((radix == decimal ? "%-*d\t" :
	235	((radix == octal) ? "%-o\t" : "%-x\t")), width, num);
	236	}
	237
	238	void
	239	rprint_number(width, num)
	240	int width, num;
	241	{
	242	printf ((radix == decimal ? "%*d\t" :
	243	((radix == octal) ? "%o\t" : "%x\t")), width, num);
	244	}
	245
	246	static char *bss_section_name = ".bss";
	247	static char *data_section_name = ".data";
	248	static char *stack_section_name = ".stack";
	249	static char *text_section_name = ".text";
	250
	251	void print_berkeley_format(abfd)
	252	bfd *abfd;
	253	{
770cde30	254	static int files_seen = 0;
2fa0b342 DHW	255	sec_ptr bsssection = NULL;
	256	sec_ptr datasection = NULL;
	257	sec_ptr textsection = NULL;
	258	unsigned long bsssize = 0;
	259	unsigned long datasize = 0;
	260	unsigned long textsize = 0;
	261	unsigned long total = 0;
	262
	263
	264	if ((textsection = bfd_get_section_by_name (abfd, text_section_name))
	265	!= NULL) {
770cde30	266	textsize = bfd_get_section_size_before_reloc (textsection);
2fa0b342 DHW	267	}
	268
	269	if ((datasection = bfd_get_section_by_name (abfd, data_section_name))
	270	!= NULL) {
770cde30	271	datasize = bfd_get_section_size_before_reloc ( datasection);
2fa0b342 DHW	272	}
	273
	274	if (bfd_get_format (abfd) == bfd_object) {
	275	if ((bsssection = bfd_get_section_by_name (abfd, bss_section_name))
	276	!= NULL) {
	277	bsssize = bfd_section_size(abfd, bsssection);
	278	}
	279	} else {
	280	if ((bsssection = bfd_get_section_by_name (abfd, stack_section_name))
	281	!= NULL) {
	282	bsssize = bfd_section_size(abfd, bsssection);
	283	}
	284	}
770cde30 JG	285
	286	if (files_seen++ == 0)
	287	#if 0 /* intel doesn't like bss/stk b/c they don't gave core files */
	288	puts((radix == octal) ? "text\tdata\tbss/stk\toct\thex\tfilename" :
	289	"text\tdata\tbss/stk\tdec\thex\tfilename");
	290	#else
	291	puts((radix == octal) ? "text\tdata\tbss\toct\thex\tfilename" :
	292	"text\tdata\tbss\tdec\thex\tfilename");
	293	#endif
2fa0b342 DHW	294
	295	total = textsize + datasize + bsssize;
	296
	297	lprint_number (7, textsize);
	298	lprint_number (7, datasize);
	299	lprint_number (7, bsssize);
	300	printf (((radix == octal) ? "%-7o\t%-7x\t" : "%-7d\t%-7x\t"), total, total);
	301
	302	fputs(bfd_get_filename(abfd), stdout);
	303	if (abfd->my_archive) printf (" (ex %s)", abfd->my_archive->filename);
	304	}
	305
	306	/* I REALLY miss lexical functions! */
	307	int svi_total = 0;
	308
	309	void
770cde30	310	sysv_internal_printer(file, sec, ignore)
2fa0b342 DHW	311	bfd *file;
2fa0b342 DHW	312	sec_ptr sec;
770cde30	313	PTR ignore;
2fa0b342 DHW	314	{
2fa0b342 DHW	315	int size = bfd_section_size (file, sec);
770cde30 JG	316	if (sec!= &bfd_abs_section
	317	&& sec!= &bfd_com_section
	318	&& sec!=&bfd_und_section)
	319	{
	320
	321	svi_total += size;
2fa0b342	322
770cde30 JG	323	printf ("%-12s", bfd_section_name(file, sec));
	324	rprint_number (8, size);
	325	printf(" ");
	326	rprint_number (8, bfd_section_vma(file, sec));
	327	printf ("\n");
	328	}
	329
2fa0b342 DHW	330	}
	331
	332	void
	333	print_sysv_format(file)
	334	bfd *file;
	335	{
	336	svi_total = 0;
	337
	338	printf ("%s ", bfd_get_filename (file));
	339	if (file->my_archive) printf (" (ex %s)", file->my_archive->filename);
	340
	341	puts(":\nsection\t\tsize\t addr");
770cde30	342	bfd_map_over_sections (file, sysv_internal_printer, (PTR)NULL);
2fa0b342 DHW	343
	344	printf("Total ");
	345	rprint_number(8, svi_total);
	346	printf("\n"); printf("\n");
	347	}
	348
	349	void
	350	print_sizes(file)
	351	bfd *file;
	352	{
	353	if (berkeley_format)
	354	print_berkeley_format(file);
	355	else print_sysv_format(file);
	356	}