| 1 | %{ /* defparse.y - parser for .def files */ |
| 2 | |
| 3 | /* Copyright (C) 1995, 1997, 1998 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of GNU Binutils. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 2 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software |
| 19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| 20 | |
| 21 | #include "bfd.h" |
| 22 | #include "bucomm.h" |
| 23 | #include "dlltool.h" |
| 24 | %} |
| 25 | |
| 26 | %union { |
| 27 | char *id; |
| 28 | int number; |
| 29 | }; |
| 30 | |
| 31 | %token NAME, LIBRARY, DESCRIPTION, STACKSIZE, HEAPSIZE, CODE, DATA |
| 32 | %token SECTIONS, EXPORTS, IMPORTS, VERSIONK, BASE, CONSTANT |
| 33 | %token READ WRITE EXECUTE SHARED NONAME |
| 34 | %token <id> ID |
| 35 | %token <number> NUMBER |
| 36 | %type <number> opt_base opt_ordinal opt_NONAME opt_CONSTANT opt_DATA |
| 37 | %type <number> attr attr_list opt_number |
| 38 | %type <id> opt_name opt_equal_name |
| 39 | |
| 40 | %% |
| 41 | |
| 42 | start: start command |
| 43 | | command |
| 44 | ; |
| 45 | |
| 46 | command: |
| 47 | NAME opt_name opt_base { def_name ($2, $3); } |
| 48 | | LIBRARY opt_name opt_base { def_library ($2, $3); } |
| 49 | | EXPORTS explist |
| 50 | | DESCRIPTION ID { def_description ($2);} |
| 51 | | STACKSIZE NUMBER opt_number { def_stacksize ($2, $3);} |
| 52 | | HEAPSIZE NUMBER opt_number { def_heapsize ($2, $3);} |
| 53 | | CODE attr_list { def_code ($2);} |
| 54 | | DATA attr_list { def_data ($2);} |
| 55 | | SECTIONS seclist |
| 56 | | IMPORTS implist |
| 57 | | VERSIONK NUMBER { def_version ($2,0);} |
| 58 | | VERSIONK NUMBER '.' NUMBER { def_version ($2,$4);} |
| 59 | ; |
| 60 | |
| 61 | |
| 62 | explist: |
| 63 | /* EMPTY */ |
| 64 | | expline |
| 65 | | explist expline |
| 66 | ; |
| 67 | |
| 68 | expline: |
| 69 | ID opt_equal_name opt_ordinal opt_NONAME opt_CONSTANT opt_DATA |
| 70 | { def_exports ($1, $2, $3, $4, $5, $6);} |
| 71 | ; |
| 72 | implist: |
| 73 | implist impline |
| 74 | | impline |
| 75 | ; |
| 76 | |
| 77 | impline: |
| 78 | ID '=' ID '.' ID '.' ID { def_import ($1,$3,$5,$7, 0); } |
| 79 | | ID '=' ID '.' ID '.' NUMBER { def_import ($1,$3,$5, 0,$7); } |
| 80 | | ID '=' ID '.' ID { def_import ($1,$3, 0,$5, 0); } |
| 81 | | ID '=' ID '.' NUMBER { def_import ($1,$3, 0, 0,$5); } |
| 82 | | ID '.' ID '.' ID { def_import ( 0,$1,$3,$5, 0); } |
| 83 | | ID '.' ID '.' NUMBER { def_import ( 0,$1,$3, 0,$5); } |
| 84 | | ID '.' ID { def_import ( 0,$1, 0,$3, 0); } |
| 85 | | ID '.' NUMBER { def_import ( 0,$1, 0, 0,$3); } |
| 86 | ; |
| 87 | |
| 88 | seclist: |
| 89 | seclist secline |
| 90 | | secline |
| 91 | ; |
| 92 | |
| 93 | secline: |
| 94 | ID attr_list { def_section ($1,$2);} |
| 95 | ; |
| 96 | |
| 97 | attr_list: |
| 98 | attr_list opt_comma attr |
| 99 | | attr |
| 100 | ; |
| 101 | |
| 102 | opt_comma: |
| 103 | ',' |
| 104 | | |
| 105 | ; |
| 106 | opt_number: ',' NUMBER { $$=$2;} |
| 107 | | { $$=-1;} |
| 108 | ; |
| 109 | |
| 110 | attr: |
| 111 | READ { $$ = 1;} |
| 112 | | WRITE { $$ = 2;} |
| 113 | | EXECUTE { $$=4;} |
| 114 | | SHARED { $$=8;} |
| 115 | ; |
| 116 | |
| 117 | opt_CONSTANT: |
| 118 | CONSTANT {$$=1;} |
| 119 | | {$$=0;} |
| 120 | ; |
| 121 | |
| 122 | opt_NONAME: |
| 123 | NONAME {$$=1;} |
| 124 | | {$$=0;} |
| 125 | ; |
| 126 | |
| 127 | opt_DATA: |
| 128 | DATA { $$ = 1; } |
| 129 | | { $$ = 0; } |
| 130 | ; |
| 131 | |
| 132 | opt_name: ID { $$ =$1; } |
| 133 | | ID '.' ID |
| 134 | { |
| 135 | char *name = xmalloc (strlen ($1) + 1 + strlen ($3) + 1); |
| 136 | sprintf (name, "%s.%s", $1, $3); |
| 137 | $$ = name; |
| 138 | } |
| 139 | | { $$=""; } |
| 140 | ; |
| 141 | |
| 142 | opt_ordinal: |
| 143 | '@' NUMBER { $$=$2;} |
| 144 | | { $$=-1;} |
| 145 | ; |
| 146 | |
| 147 | opt_equal_name: |
| 148 | '=' ID { $$ = $2; } |
| 149 | | { $$ = 0; } |
| 150 | ; |
| 151 | |
| 152 | opt_base: BASE '=' NUMBER { $$= $3;} |
| 153 | | { $$=-1;} |
| 154 | ; |
| 155 | |
| 156 | |
| 157 | |