binutils-gdb/binutils/arsup.c

461 lines
8.8 KiB
C

/* arsup.c - Archive support for MRI compatibility
Copyright 1992, 1994, 1995, 1996, 1997, 2000
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* Contributed by Steve Chamberlain
sac@cygnus.com
This file looks after requests from arparse.y, to provide the MRI
style librarian command syntax + 1 word LIST
*/
#include "bfd.h"
#include "arsup.h"
#include "libiberty.h"
#include "bucomm.h"
#include "filenames.h"
static void map_over_list
PARAMS ((bfd *, void (*function) (bfd *, bfd *), struct list *));
static void ar_directory_doer PARAMS ((bfd *, bfd *));
static void ar_addlib_doer PARAMS ((bfd *, bfd *));
extern int verbose;
static void
map_over_list (arch, function, list)
bfd *arch;
void (*function) PARAMS ((bfd *, bfd *));
struct list *list;
{
bfd *head;
if (list == NULL)
{
bfd *next;
head = arch->next;
while (head != NULL)
{
next = head->next;
function (head, (bfd *) NULL);
head = next;
}
}
else
{
struct list *ptr;
/* This may appear to be a baroque way of accomplishing what we
want. however we have to iterate over the filenames in order
to notice where a filename is requested but does not exist in
the archive. Ditto mapping over each file each time -- we
want to hack multiple references. */
for (ptr = list; ptr; ptr = ptr->next)
{
boolean found = false;
bfd *prev = arch;
for (head = arch->next; head; head = head->next)
{
if (head->filename != NULL
&& FILENAME_CMP (ptr->name, head->filename) == 0)
{
found = true;
function (head, prev);
}
prev = head;
}
if (! found)
fprintf (stderr, _("No entry %s in archive.\n"), ptr->name);
}
}
}
FILE *outfile;
/*ARGSUSED*/
static void
ar_directory_doer (abfd, ignore)
bfd *abfd;
bfd *ignore ATTRIBUTE_UNUSED;
{
print_arelt_descr(outfile, abfd, verbose);
}
void
ar_directory (ar_name, list, output)
char *ar_name;
struct list *list;
char *output;
{
bfd *arch;
arch = open_inarch (ar_name, (char *) NULL);
if (output)
{
outfile = fopen(output,"w");
if (outfile == 0)
{
outfile = stdout;
fprintf (stderr,_("Can't open file %s\n"), output);
output = 0;
}
}
else
outfile = stdout;
map_over_list (arch, ar_directory_doer, list);
bfd_close (arch);
if (output)
fclose (outfile);
}
void
DEFUN_VOID(prompt)
{
extern int interactive;
if (interactive)
{
printf("AR >");
fflush(stdout);
}
}
void
maybequit ()
{
if (! interactive)
xexit (9);
}
bfd *obfd;
char *real_name ;
void
DEFUN(ar_open,(name, t),
char *name AND
int t)
{
char *tname = (char *) xmalloc (strlen (name) + 10);
real_name = name;
/* Prepend tmp- to the beginning, to avoid file-name clashes after
truncation on filesystems with limited namespaces (DOS). */
sprintf(tname, "tmp-%s", name);
obfd = bfd_openw(tname, NULL);
if (!obfd) {
fprintf(stderr,_("%s: Can't open output archive %s\n"), program_name,
tname);
maybequit();
}
else {
if (!t) {
bfd **ptr;
bfd *element;
bfd *ibfd;
ibfd = bfd_openr(name, NULL);
if (!ibfd) {
fprintf(stderr,_("%s: Can't open input archive %s\n"),
program_name, name);
maybequit();
return;
}
if (bfd_check_format(ibfd, bfd_archive) != true) {
fprintf(stderr,_("%s: file %s is not an archive\n"), program_name,
name);
maybequit();
return;
}
ptr = &(obfd->archive_head);
element = bfd_openr_next_archived_file(ibfd, NULL);
while (element) {
*ptr = element;
ptr = &element->next;
element = bfd_openr_next_archived_file(ibfd, element);
}
}
bfd_set_format(obfd, bfd_archive);
obfd->has_armap = 1;
}
}
static void
ar_addlib_doer (abfd, prev)
bfd *abfd;
bfd *prev;
{
/* Add this module to the output bfd */
if (prev != NULL)
prev->next = abfd->next;
abfd->next = obfd->archive_head;
obfd->archive_head = abfd;
}
void
ar_addlib (name, list)
char *name;
struct list *list;
{
if (obfd == NULL)
{
fprintf (stderr, _("%s: no output archive specified yet\n"), program_name);
maybequit ();
}
else
{
bfd *arch;
arch = open_inarch (name, (char *) NULL);
if (arch != NULL)
map_over_list (arch, ar_addlib_doer, list);
/* Don't close the bfd, since it will make the elements disasppear */
}
}
void
DEFUN(ar_addmod, (list),
struct list *list)
{
if (!obfd) {
fprintf(stderr, _("%s: no open output archive\n"), program_name);
maybequit();
}
else
{
while (list) {
bfd *abfd = bfd_openr(list->name, NULL);
if (!abfd) {
fprintf(stderr,_("%s: can't open file %s\n"), program_name,
list->name);
maybequit();
}
else {
abfd->next = obfd->archive_head;
obfd->archive_head = abfd;
}
list = list->next;
}
}
}
void
DEFUN_VOID(ar_clear)
{
if (obfd)
obfd->archive_head = 0;
}
void
DEFUN(ar_delete, (list),
struct list *list)
{
if (!obfd) {
fprintf(stderr, _("%s: no open output archive\n"), program_name);
maybequit();
}
else
{
while (list) {
/* Find this name in the archive */
bfd *member = obfd->archive_head;
bfd **prev = &(obfd->archive_head);
int found = 0;
while (member) {
if (FILENAME_CMP(member->filename, list->name) == 0) {
*prev = member->next;
found = 1;
}
else {
prev = &(member->next);
}
member = member->next;
}
if (!found) {
fprintf(stderr,_("%s: can't find module file %s\n"), program_name,
list->name);
maybequit();
}
list = list->next;
}
}
}
void
DEFUN_VOID(ar_save)
{
if (!obfd) {
fprintf(stderr, _("%s: no open output archive\n"), program_name);
maybequit();
}
else {
char *ofilename = xstrdup (bfd_get_filename (obfd));
bfd_close(obfd);
rename (ofilename, real_name);
obfd = 0;
free(ofilename);
}
}
void
DEFUN(ar_replace, (list),
struct list *list)
{
if (!obfd) {
fprintf(stderr, _("%s: no open output archive\n"), program_name);
maybequit();
}
else
{
while (list) {
/* Find this name in the archive */
bfd *member = obfd->archive_head;
bfd **prev = &(obfd->archive_head);
int found = 0;
while (member)
{
if (FILENAME_CMP(member->filename, list->name) == 0)
{
/* Found the one to replace */
bfd *abfd = bfd_openr(list->name, 0);
if (!abfd)
{
fprintf(stderr, _("%s: can't open file %s\n"), program_name, list->name);
maybequit();
}
else {
*prev = abfd;
abfd->next = member->next;
found = 1;
}
}
else {
prev = &(member->next);
}
member = member->next;
}
if (!found) {
bfd *abfd = bfd_openr(list->name, 0);
fprintf(stderr,_("%s: can't find module file %s\n"), program_name,
list->name);
if (!abfd)
{
fprintf(stderr, _("%s: can't open file %s\n"), program_name, list->name);
maybequit();
}
else
{
*prev = abfd;
}
}
list = list->next;
}
}
}
/* And I added this one */
void
DEFUN_VOID(ar_list)
{
if (!obfd)
{
fprintf(stderr, _("%s: no open output archive\n"), program_name);
maybequit();
}
else {
bfd *abfd;
outfile = stdout;
verbose =1 ;
printf(_("Current open archive is %s\n"), bfd_get_filename (obfd));
for (abfd = obfd->archive_head;
abfd != (bfd *)NULL;
abfd = abfd->next)
{
ar_directory_doer (abfd, (bfd *) NULL);
}
}
}
void
DEFUN_VOID(ar_end)
{
if (obfd)
{
fclose((FILE *)(obfd->iostream));
unlink(bfd_get_filename (obfd));
}
}
void
DEFUN(ar_extract,(list),
struct list *list)
{
if (!obfd)
{
fprintf(stderr, _("%s: no open archive\n"), program_name);
maybequit();
}
else
{
while (list) {
/* Find this name in the archive */
bfd *member = obfd->archive_head;
int found = 0;
while (member && !found)
{
if (FILENAME_CMP(member->filename, list->name) == 0)
{
extract_file(member);
found = 1;
}
member = member->next;
}
if (!found) {
bfd_openr(list->name, 0);
fprintf(stderr,_("%s: can't find module file %s\n"), program_name,
list->name);
}
list = list->next;
}
}
}