binutils-gdb/binutils/arsup.c
Steve Chamberlain c0cc691258 Wed Apr 15 14:33:07 1992 Steve Chamberlain (sac@thepub.cygnus.com)
* arsup.c, arsup.h, arparse.y, arlex.l: support for archive
	scripting language.
1992-04-15 21:36:37 +00:00

383 lines
7.2 KiB
C

/* arsup.c - Archive support for MRI compatibility */
/* Copyright (C) 1992 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. */
/* 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 <sysdep.h>
#include "bucomm.h"
extern bfd *inarch;
extern int verbose;
void
DEFUN(map_over_list,(function, list),
void (*function) () AND
struct list *list)
{
bfd *head;
if (list == 0) {
for (head = inarch->next; head; head = head->next){
function(head);
}
}
else {
/*
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.
*/
struct list *ptr = list;
for (ptr = list; ptr; ptr=ptr->next)
{
boolean found = false;
bfd *prev = inarch;
for (head = inarch->next; head; head = head->next)
{
if ((head->filename != NULL) &&
(!strcmp(ptr->name, head->filename)))
{
found = true;
function(head, prev);
}
prev = head;
}
if (!found)
fprintf(stderr, "No entry %s in archive.\n", ptr->name);
}
}
}
FILE *outfile;
void
DEFUN(ar_directory_doer,(abfd),
bfd *abfd)
{
print_arelt_descr(outfile, abfd, verbose);
}
void
DEFUN(ar_directory,(ar_name, list, output),
char *ar_name AND
struct list *list AND
char *output)
{
open_inarch(ar_name);
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(ar_directory_doer, list);
bfd_close(inarch);
if (output)
fclose(outfile);
}
void
DEFUN_VOID(prompt)
{
extern int interactive;
if (interactive)
{
printf("AR >");
fflush(stdout);
}
}
void
DEFUN_VOID(maybequit)
{
if (!interactive)
exit(9);
}
bfd *obfd;
char *real_name ;
void
DEFUN(ar_open,(name, t),
char *name AND
int t)
{
char *tname = malloc(strlen(name)+10);
real_name = name;
sprintf(tname, "%s-tmp", 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 (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;
}
}
void
DEFUN(ar_addlib_doer, (abfd, prev),
bfd *abfd AND
bfd *prev)
{
/* Add this module to the output bfd */
prev->next = abfd->next;
abfd->next = obfd->archive_head;
obfd->archive_head = abfd;
}
void
DEFUN(ar_addlib, (name, list),
char *name AND
struct list *list)
{
if (!obfd) {
fprintf(stderr, "%s: no output archive specified yet\n", program_name);
maybequit();
}
else {
if (open_inarch(name) ) {
map_over_list(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 (strcmp(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 {
bfd_close(obfd);
unlink(real_name);
link(obfd->filename, real_name);
unlink(obfd->filename);
obfd = 0;
}
}
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 (strcmp(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", obfd->filename);
for (abfd = obfd->archive_head;
abfd != (bfd *)NULL;
abfd = abfd->next)
{
ar_directory_doer(abfd);
}
}
}