binutils-gdb/binutils/arparse.y
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

198 lines
2.9 KiB
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%{
/* arparse.y - Stange script language parser */
/* 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
*/
#define DONTDECLARE_MALLOC
#include "bfd.h"
#include <sysdep.h>
#include "arsup.h"
extern int interactive;
extern bfd *inarch;
extern int verbose;
void (*command)();
FILE *listing;
%}
%union {
char *name;
struct list *list ;
};
%token NEWLINE
%token VERBOSE
%token <name> FILENAME
%token ADDLIB
%token LIST
%token ADDMOD
%token CLEAR
%token CREATE
%token DELETE
%token DIRECTORY
%token END
%token EXTRACT
%token FULLDIR
%token HELP
%token QUIT
%token REPLACE
%token SAVE
%token OPEN
%type <list> modulelist
%type <list> modulename
%type <name> optional_filename
%%
start:
{ prompt(); } session
;
session:
session command_line
|
;
command_line:
command NEWLINE { prompt(); }
command:
open_command
| create_command
| verbose_command
| directory_command
| addlib_command
| clear_command
| addmod_command
| save_command
| replace_command
| delete_command
| list_command
| END { return 0; }
| error
|
;
replace_command:
REPLACE modulename
{ ar_replace($2); }
;
clear_command:
CLEAR
{ ar_clear(); }
;
delete_command:
DELETE modulename
{ ar_delete($2); }
;
addmod_command:
ADDMOD modulename
{ ar_addmod($2); }
;
list_command:
LIST
{ ar_list(); }
;
save_command:
SAVE
{ ar_save(); }
;
open_command:
OPEN FILENAME
{ ar_open($2,0); }
;
create_command:
CREATE FILENAME
{ ar_open($2,1); }
;
addlib_command:
ADDLIB FILENAME modulelist
{ ar_addlib($2,$3); }
;
directory_command:
DIRECTORY FILENAME modulelist optional_filename
{ ar_directory($2, $3, $4); }
;
optional_filename:
FILENAME
{ $$ = $1; }
| { $$ = 0; }
;
modulelist:
'(' modulename ')'
{ $$ = $2; }
|
{ $$ = 0; }
;
modulename:
modulename optcomma FILENAME
{ struct list *n = (struct list *) malloc(sizeof(struct list));
n->next = $1;
n->name = $3;
$$ = n;
}
| { $$ = 0; }
;
optcomma:
','
|
;
verbose_command:
VERBOSE
{ verbose = !verbose; }
;
%%
int
yyerror(x)
char *x;
{
extern int linenumber;
printf("Synax error in archive script, line %d\n", linenumber + 1);
return 0;
}