1%{ /* defparse.y - parser for .def files */ 2 3/* Copyright 1995, 1997, 1998, 1999, 2001, 2004 4 Free Software Foundation, Inc. 5 6 This file is part of GNU Binutils. 7 8 This program is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 2 of the License, or 11 (at your option) any later version. 12 13 This program is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with this program; if not, write to the Free Software 20 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ 21 22#include "bfd.h" 23#include "bucomm.h" 24#include "dlltool.h" 25%} 26 27%union { 28 char *id; 29 int number; 30}; 31 32%token NAME LIBRARY DESCRIPTION STACKSIZE HEAPSIZE CODE DATA 33%token SECTIONS EXPORTS IMPORTS VERSIONK BASE CONSTANT 34%token READ WRITE EXECUTE SHARED NONSHARED NONAME PRIVATE 35%token SINGLE MULTIPLE INITINSTANCE INITGLOBAL TERMINSTANCE TERMGLOBAL 36%token <id> ID 37%token <number> NUMBER 38%type <number> opt_base opt_ordinal opt_NONAME opt_CONSTANT opt_DATA opt_PRIVATE 39%type <number> attr attr_list opt_number 40%type <id> opt_name opt_equal_name 41 42%% 43 44start: start command 45 | command 46 ; 47 48command: 49 NAME opt_name opt_base { def_name ($2, $3); } 50 | LIBRARY opt_name opt_base option_list { def_library ($2, $3); } 51 | EXPORTS explist 52 | DESCRIPTION ID { def_description ($2);} 53 | STACKSIZE NUMBER opt_number { def_stacksize ($2, $3);} 54 | HEAPSIZE NUMBER opt_number { def_heapsize ($2, $3);} 55 | CODE attr_list { def_code ($2);} 56 | DATA attr_list { def_data ($2);} 57 | SECTIONS seclist 58 | IMPORTS implist 59 | VERSIONK NUMBER { def_version ($2,0);} 60 | VERSIONK NUMBER '.' NUMBER { def_version ($2,$4);} 61 ; 62 63 64explist: 65 /* EMPTY */ 66 | explist expline 67 ; 68 69expline: 70 ID opt_equal_name opt_ordinal opt_NONAME opt_CONSTANT opt_DATA opt_PRIVATE 71 { def_exports ($1, $2, $3, $4, $5, $6, $7);} 72 ; 73implist: 74 implist impline 75 | impline 76 ; 77 78impline: 79 ID '=' ID '.' ID '.' ID { def_import ($1,$3,$5,$7, 0); } 80 | ID '=' ID '.' ID '.' NUMBER { def_import ($1,$3,$5, 0,$7); } 81 | ID '=' ID '.' ID { def_import ($1,$3, 0,$5, 0); } 82 | ID '=' ID '.' NUMBER { def_import ($1,$3, 0, 0,$5); } 83 | ID '.' ID '.' ID { def_import ( 0,$1,$3,$5, 0); } 84 | ID '.' ID '.' NUMBER { def_import ( 0,$1,$3, 0,$5); } 85 | ID '.' ID { def_import ( 0,$1, 0,$3, 0); } 86 | ID '.' NUMBER { def_import ( 0,$1, 0, 0,$3); } 87; 88 89seclist: 90 seclist secline 91 | secline 92 ; 93 94secline: 95 ID attr_list { def_section ($1,$2);} 96 ; 97 98attr_list: 99 attr_list opt_comma attr 100 | attr 101 ; 102 103opt_comma: 104 ',' 105 | 106 ; 107opt_number: ',' NUMBER { $$=$2;} 108 | { $$=-1;} 109 ; 110 111attr: 112 READ { $$ = 1; } 113 | WRITE { $$ = 2; } 114 | EXECUTE { $$ = 4; } 115 | SHARED { $$ = 8; } 116 | NONSHARED { $$ = 0; } 117 | SINGLE { $$ = 0; } 118 | MULTIPLE { $$ = 0; } 119 ; 120 121opt_CONSTANT: 122 CONSTANT {$$=1;} 123 | {$$=0;} 124 ; 125 126opt_NONAME: 127 NONAME {$$=1;} 128 | {$$=0;} 129 ; 130 131opt_DATA: 132 DATA { $$ = 1; } 133 | { $$ = 0; } 134 ; 135 136opt_PRIVATE: 137 PRIVATE { $$ = 1; } 138 | { $$ = 0; } 139 ; 140 141opt_name: ID { $$ =$1; } 142 | ID '.' ID 143 { 144 char *name = xmalloc (strlen ($1) + 1 + strlen ($3) + 1); 145 sprintf (name, "%s.%s", $1, $3); 146 $$ = name; 147 } 148 | { $$=""; } 149 ; 150 151opt_ordinal: 152 '@' NUMBER { $$=$2;} 153 | { $$=-1;} 154 ; 155 156opt_equal_name: 157 '=' ID { $$ = $2; } 158 | '=' ID '.' ID 159 { 160 char *name = xmalloc (strlen ($2) + 1 + strlen ($4) + 1); 161 sprintf (name, "%s.%s", $2, $4); 162 $$ = name; 163 } 164 | { $$ = 0; } 165 ; 166 167opt_base: BASE '=' NUMBER { $$= $3;} 168 | { $$=-1;} 169 ; 170 171option_list: 172 /* empty */ 173 | option_list opt_comma option 174 ; 175 176option: 177 INITINSTANCE 178 | INITGLOBAL 179 | TERMINSTANCE 180 | TERMGLOBAL 181 ; 182