2 * Mesa 3-D graphics library
5 * Copyright (C) 2005 Brian Paul All Rights Reserved.
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
21 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 * \file slang_preprocess.c
32 #include "slang_compile.h"
33 #include "grammar_mesa.h"
34 #include "slang_preprocess.h"
36 static const char *slang_version_syn
=
37 #include "library/slang_version_syn.h"
40 int _slang_preprocess_version (const char *text
, unsigned int *version
, unsigned int *eaten
,
47 id
= grammar_load_from_text ((const byte
*) slang_version_syn
);
52 grammar_get_last_error ( (unsigned char*) buf
, 1024, (int*) &pos
);
53 slang_info_log_error (log
, buf
);
57 if (!grammar_fast_check (id
, (const byte
*) text
, &prod
, &size
, 8))
61 grammar_get_last_error ( (unsigned char*) buf
, 1024, (int*) &pos
);
62 slang_info_log_error (log
, buf
);
70 while (I
< prod
+ size
)
72 *version
= (unsigned int) I
[0] + (unsigned int) I
[1] * 100;
73 *eaten
= (unsigned int) I
[2] + ((unsigned int) I
[3] << 8) +
74 ((unsigned int) I
[4] << 16) + ((unsigned int) I
[5] << 24);
78 grammar_alloc_free (prod
);