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comparison old-trunk/lwasm/pragma.c @ 339:eb230fa7d28e

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Prepare for migration to hg
author lost
date Fri, 19 Mar 2010 02:54:14 +0000
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338:e7885b3ee266 339:eb230fa7d28e
1 /*
2 pragma.c
3 Copyright © 2009 William Astle
4
5 This file is part of LWASM.
6
7 LWASM is free software: you can redistribute it and/or modify it under the
8 terms of the GNU General Public License as published by the Free Software
9 Foundation, either version 3 of the License, or (at your option) any later
10 version.
11
12 This program is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 more details.
16
17 You should have received a copy of the GNU General Public License along with
18 this program. If not, see <http://www.gnu.org/licenses/>.
19
20
21 This file contains stuff associated with lwasm specific strangeness
22 */
23 #include <config.h>
24 #include <ctype.h>
25 #include <stdlib.h>
26 #include <string.h>
27 #include "lwasm.h"
28
29 void pseudo_pragma_real(asmstate_t *as, void *cl, char **optr, int error)
30 {
31 char pragma[128];
32 int c = 0;
33
34 while (**optr && isspace(**optr))
35 (*optr)++;
36
37 pragmaagain:
38 c = 0;
39 while (c < 127 && **optr && **optr != ',' && !isspace(**optr))
40 {
41 pragma[c++] = **optr;
42 (*optr)++;
43 }
44
45 if (c == 0 || (**optr && **optr != ',' && !isspace(**optr)))
46 {
47 if (error)
48 {
49 // register_error(as, cl, 1, "Unrecognized pragma");
50 }
51 if (error == 2)
52 {
53 *optr = NULL;
54 }
55 return;
56 }
57 pragma[c] = 0;
58 if (!strcasecmp(pragma, "noindex0tonone"))
59 {
60 as -> pragmas |= PRAGMA_NOINDEX0TONONE;
61 }
62 else if (!strcasecmp(pragma, "index0tonone"))
63 {
64 as -> pragmas &= ~PRAGMA_NOINDEX0TONONE;
65 }
66 else if (!strcasecmp(pragma, "undefextern"))
67 {
68 as -> pragmas |= PRAGMA_UNDEFEXTERN;
69 }
70 else if (!strcasecmp(pragma, "noundefextern"))
71 {
72 as -> pragmas &= ~PRAGMA_UNDEFEXTERN;
73 }
74 else if (!strcasecmp(pragma, "cescapes"))
75 {
76 as -> pragmas |= PRAGMA_CESCAPES;
77 }
78 else if (!strcasecmp(pragma, "nocescapes"))
79 {
80 as -> pragmas &= ~PRAGMA_CESCAPES;
81 }
82 else if (!strcasecmp(pragma, "importundefexport"))
83 {
84 as -> pragmas |= PRAGMA_IMPORTUNDEFEXPORT;
85 }
86 else if (!strcasecmp(pragma, "noimportundefexport"))
87 {
88 as -> pragmas &= ~PRAGMA_IMPORTUNDEFEXPORT;
89 }
90 else if (!strcasecmp(pragma, "dollarnotlocal") || !strcasecmp(pragma, "nodollarlocal"))
91 {
92 as -> pragmas |= PRAGMA_DOLLARNOTLOCAL;
93 }
94 else if (!strcasecmp(pragma, "dollarlocal") || !strcasecmp(pragma, "nodollarnotlocal"))
95 {
96 as -> pragmas &= ~PRAGMA_DOLLARNOTLOCAL;
97 }
98 else
99 {
100 if (error)
101 {
102 // register_error(as, cl, 1, "Unrecognized pragma");
103 if (error == 2)
104 {
105 *optr = NULL;
106 }
107 }
108 }
109 if (*optr && **optr == ',')
110 {
111 (*optr)++;
112 goto pragmaagain;
113 }
114 }