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annotate src/expr.h @ 15:1f598d89b9b0
Started creating expression parser
author | lost |
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date | Thu, 23 Oct 2008 03:37:48 +0000 |
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1 /* |
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2 expr.h |
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3 Copyright © 2008 William Astle |
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4 |
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5 This file is part of LWASM. |
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6 |
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7 LWASM is free software: you can redistribute it and/or modify it under the |
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8 terms of the GNU General Public License as published by the Free Software |
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9 Foundation, either version 3 of the License, or (at your option) any later |
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10 version. |
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11 |
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12 This program is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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15 more details. |
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16 |
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17 You should have received a copy of the GNU General Public License along with |
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18 this program. If not, see <http://www.gnu.org/licenses/>. |
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19 */ |
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20 |
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21 /* |
15 | 22 Definitions for expression evaluator |
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23 */ |
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24 |
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25 #ifndef __expr_h_seen__ |
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26 #define __expr_h_seen__ |
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27 |
15 | 28 #include "lwval.h" |
14 | 29 |
30 #ifndef __expr_c_seen__ | |
15 | 31 #define __expr_E__ extern |
14 | 32 #else |
15 | 33 #define __expr_E__ |
14 | 34 #endif |
35 | |
15 | 36 // parse an expression |
37 __expr_E__ LWVAL *lwasm_parse_expr(char **ptr); | |
14 | 38 |
15 | 39 // attempt to evaluate/simplify expression |
40 __expr_E__ int lwasm_eval_expr(LWVAL *expr); | |
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41 |
15 | 42 #undef __expr_E__ |
43 | |
44 #endif // __expr_h_seen__ |