202 lines
3.1 KiB
Text
202 lines
3.1 KiB
Text
%{
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/* arparse.y - Strange script language parser */
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/* Copyright (C) 1992-2022 Free Software Foundation, Inc.
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This file is part of GNU Binutils.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/* Contributed by Steve Chamberlain
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sac@cygnus.com
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*/
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#define DONTDECLARE_MALLOC
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#include "sysdep.h"
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#include "bfd.h"
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#include "arsup.h"
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extern int verbose;
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extern int yylex (void);
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static void yyerror (const char *);
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%}
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%union {
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char *name;
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struct list *list ;
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};
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%token NEWLINE
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%token VERBOSE
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%token <name> FILENAME
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%token ADDLIB
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%token LIST
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%token ADDMOD
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%token CLEAR
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%token CREATE
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%token DELETE
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%token DIRECTORY
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%token END
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%token EXTRACT
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%token FULLDIR
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%token HELP
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%token QUIT
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%token REPLACE
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%token SAVE
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%token OPEN
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%type <list> modulelist
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%type <list> modulename
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%type <name> optional_filename
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%%
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start:
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{ prompt(); } session
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;
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session:
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session command_line
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;
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command_line:
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command NEWLINE { prompt(); }
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;
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command:
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open_command
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| create_command
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| verbose_command
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| directory_command
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| addlib_command
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| clear_command
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| addmod_command
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| save_command
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| extract_command
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| replace_command
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| delete_command
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| list_command
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| END { ar_end(); return 0; }
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| error
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| FILENAME { yyerror("foo"); }
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;
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extract_command:
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EXTRACT modulename
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{ ar_extract($2); }
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;
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replace_command:
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REPLACE modulename
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{ ar_replace($2); }
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;
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clear_command:
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CLEAR
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{ ar_clear(); }
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;
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delete_command:
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DELETE modulename
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{ ar_delete($2); }
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;
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addmod_command:
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ADDMOD modulename
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{ ar_addmod($2); }
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;
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list_command:
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LIST
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{ ar_list(); }
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;
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save_command:
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SAVE
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{ ar_save(); }
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;
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open_command:
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OPEN FILENAME
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{ ar_open($2,0); }
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;
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create_command:
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CREATE FILENAME
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{ ar_open($2,1); }
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;
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addlib_command:
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ADDLIB FILENAME modulelist
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{ ar_addlib($2,$3); }
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;
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directory_command:
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DIRECTORY FILENAME modulelist optional_filename
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{ ar_directory($2, $3, $4); }
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;
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optional_filename:
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FILENAME
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{ $$ = $1; }
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| { $$ = 0; }
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;
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modulelist:
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'(' modulename ')'
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{ $$ = $2; }
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{ $$ = 0; }
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;
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modulename:
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modulename optcomma FILENAME
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{ struct list *n = (struct list *) malloc(sizeof(struct list));
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n->next = $1;
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n->name = $3;
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$$ = n;
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}
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| { $$ = 0; }
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;
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optcomma:
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','
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;
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verbose_command:
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VERBOSE
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{ verbose = !verbose; }
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;
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%%
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static void
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yyerror (const char *x ATTRIBUTE_UNUSED)
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{
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extern int linenumber;
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printf (_("Syntax error in archive script, line %d\n"), linenumber + 1);
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}
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