Mercurial > projects > ldc
annotate dmd/mars.c @ 1124:e7f0c2b48047
Fix a bug where ::warning() was called with a va_list argument instead of an
actual vararg list.
Also cleaned up the format for warnings. (Previously some would start with
"warning - warning - Warning:" which was a bit redundant)
author | Frits van Bommel <fvbommel wxs.nl> |
---|---|
date | Wed, 18 Mar 2009 15:03:17 +0100 |
parents | b30fe7e1dbb9 |
children | eeb8b95ea92e |
rev | line source |
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159 | 1 // Compiler implementation of the D programming language |
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2 // Copyright (c) 1999-2009 by Digital Mars |
159 | 3 // All Rights Reserved |
4 // written by Walter Bright | |
5 // http://www.digitalmars.com | |
6 // License for redistribution is by either the Artistic License | |
7 // in artistic.txt, or the GNU General Public License in gnu.txt. | |
8 // See the included readme.txt for details. | |
9 | |
10 #include <stdio.h> | |
11 #include <stdlib.h> | |
12 #include <ctype.h> | |
13 #include <assert.h> | |
14 #include <limits.h> | |
15 #include <string> | |
16 #include <cstdarg> | |
17 | |
18 #if __DMC__ | |
19 #include <dos.h> | |
20 #endif | |
21 | |
571
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Changed all '#if linux || __APPLE__' to '#if POSIX' so we can support other platforms too, thanx for the suggestion anders.
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22 #if POSIX |
159 | 23 #include <errno.h> |
432 | 24 #elif _WIN32 |
25 #include <windows.h> | |
159 | 26 #endif |
27 | |
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28 #include "rmem.h" |
159 | 29 #include "root.h" |
30 | |
31 #include "mars.h" | |
32 #include "module.h" | |
33 #include "mtype.h" | |
34 #include "id.h" | |
35 #include "cond.h" | |
36 #include "expression.h" | |
37 #include "lexer.h" | |
38 | |
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Make LDC work with LLVM trunk (s/LinkOnceLinkage/LinkOnceOdrLinkage/)
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39 #include "gen/revisions.h" |
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Print llvm package string in version header. See #128.
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40 |
159 | 41 Global global; |
42 | |
43 Global::Global() | |
44 { | |
45 mars_ext = "d"; | |
46 sym_ext = "d"; | |
47 hdr_ext = "di"; | |
48 doc_ext = "html"; | |
49 ddoc_ext = "ddoc"; | |
50 | |
663
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First part of rename to LDC.
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51 // LDC |
159 | 52 ll_ext = "ll"; |
53 bc_ext = "bc"; | |
675
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Disable bc output by default. Remove -dis. Add -output-bc, -output-ll, -output-s.
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54 s_ext = "s"; |
708
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Hopefully sensible command switch handling. Changed default ext to .o on Windows.
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55 obj_ext = "o"; |
374
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Fix nativeobj extension for Windows.
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56 #if _WIN32 |
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57 obj_ext_alt = "obj"; |
159 | 58 #endif |
59 | |
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60 copyright = "Copyright (c) 1999-2009 by Digital Mars and Tomas Lindquist Olsen"; |
159 | 61 written = "written by Walter Bright and Tomas Lindquist Olsen"; |
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62 version = "v1.039"; |
853
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Add Elrood's patch to output LDC and LLVM source revs.
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63 ldc_version = LDC_REV; |
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64 llvm_version = LLVM_REV_STR; |
159 | 65 global.structalign = 8; |
66 | |
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67 // This should only be used as a global, so the other fields are |
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68 // automatically initialized to zero when the program is loaded. |
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69 // In particular, DO NOT zero-initialize .params here (like DMD |
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70 // does) because command-line options initialize some of those |
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71 // fields to non-zero defaults, and do so from constructors that |
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72 // may run before this one. |
159 | 73 } |
74 | |
75 char *Loc::toChars() const | |
76 { | |
77 OutBuffer buf; | |
78 | |
79 if (filename) | |
80 { | |
81 buf.printf("%s", filename); | |
82 } | |
83 | |
84 if (linnum) | |
85 buf.printf("(%d)", linnum); | |
86 buf.writeByte(0); | |
87 return (char *)buf.extractData(); | |
88 } | |
89 | |
90 Loc::Loc(Module *mod, unsigned linnum) | |
91 { | |
92 this->linnum = linnum; | |
93 this->filename = mod ? mod->srcfile->toChars() : NULL; | |
94 } | |
95 | |
96 /************************************** | |
97 * Print error message and exit. | |
98 */ | |
99 | |
100 void error(Loc loc, const char *format, ...) | |
101 { | |
102 va_list ap; | |
103 va_start(ap, format); | |
104 verror(loc, format, ap); | |
105 va_end( ap ); | |
106 } | |
107 | |
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108 void warning(Loc loc, const char *format, ...) |
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109 { |
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110 if (global.params.warnings && !global.gag) |
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111 { |
1124
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112 va_list ap; |
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113 va_start(ap, format); |
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114 vwarning(loc, format, ap); |
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115 va_end( ap ); |
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116 } |
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117 } |
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118 |
159 | 119 void verror(Loc loc, const char *format, va_list ap) |
120 { | |
121 if (!global.gag) | |
122 { | |
123 char *p = loc.toChars(); | |
124 | |
125 if (*p) | |
126 fprintf(stdmsg, "%s: ", p); | |
127 mem.free(p); | |
128 | |
129 fprintf(stdmsg, "Error: "); | |
130 vfprintf(stdmsg, format, ap); | |
131 fprintf(stdmsg, "\n"); | |
132 fflush(stdmsg); | |
133 } | |
134 global.errors++; | |
135 } | |
136 | |
1124
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137 void vwarning(Loc loc, const char *format, va_list ap) |
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138 { |
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139 if (global.params.warnings && !global.gag) |
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140 { |
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141 char *p = loc.toChars(); |
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142 |
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143 if (*p) |
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144 fprintf(stdmsg, "%s: ", p); |
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145 mem.free(p); |
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146 |
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147 fprintf(stdmsg, "Warning: "); |
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148 vfprintf(stdmsg, format, ap); |
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149 fprintf(stdmsg, "\n"); |
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150 fflush(stdmsg); |
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151 } |
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152 } |
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153 |
159 | 154 /*************************************** |
155 * Call this after printing out fatal error messages to clean up and exit | |
156 * the compiler. | |
157 */ | |
158 | |
159 void fatal() | |
160 { | |
161 #if 0 | |
162 halt(); | |
163 #endif | |
164 exit(EXIT_FAILURE); | |
165 } | |
166 | |
167 /************************************** | |
168 * Try to stop forgetting to remove the breakpoints from | |
169 * release builds. | |
170 */ | |
171 void halt() | |
172 { | |
173 #ifdef DEBUG | |
174 *(char*)0=0; | |
175 #endif | |
176 } | |
177 | |
178 /*********************************** | |
179 * Parse and append contents of environment variable envvar | |
180 * to argc and argv[]. | |
181 * The string is separated into arguments, processing \ and ". | |
182 */ | |
183 | |
184 void getenv_setargv(const char *envvar, int *pargc, char** *pargv) | |
185 { | |
186 char *env; | |
187 char *p; | |
188 Array *argv; | |
189 int argc; | |
190 | |
191 int wildcard; // do wildcard expansion | |
192 int instring; | |
193 int slash; | |
194 char c; | |
195 int j; | |
196 | |
197 env = getenv(envvar); | |
198 if (!env) | |
199 return; | |
200 | |
201 env = mem.strdup(env); // create our own writable copy | |
202 | |
203 argc = *pargc; | |
204 argv = new Array(); | |
205 argv->setDim(argc); | |
206 | |
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207 int argc_left = 0; |
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208 for (int i = 0; i < argc; i++) { |
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209 if (!strcmp((*pargv)[i], "-run") || !strcmp((*pargv)[i], "--run")) { |
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210 // HACK: set flag to indicate we saw '-run' here |
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211 global.params.run = true; |
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212 // Don't eat -run yet so the program arguments don't get changed |
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213 argc_left = argc - i; |
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214 argc = i; |
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215 *pargv = &(*pargv)[i]; |
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216 argv->setDim(i); |
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217 break; |
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218 } else { |
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219 argv->data[i] = (void *)(*pargv)[i]; |
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220 } |
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221 } |
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222 // HACK to stop required values from command line being drawn from DFLAGS |
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223 argv->push((char*)""); |
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224 argc++; |
159 | 225 |
226 j = 1; // leave argv[0] alone | |
227 while (1) | |
228 { | |
229 wildcard = 1; | |
230 switch (*env) | |
231 { | |
232 case ' ': | |
233 case '\t': | |
234 env++; | |
235 break; | |
236 | |
237 case 0: | |
238 goto Ldone; | |
239 | |
240 case '"': | |
241 wildcard = 0; | |
242 default: | |
243 argv->push(env); // append | |
244 //argv->insert(j, env); // insert at position j | |
245 j++; | |
246 argc++; | |
247 p = env; | |
248 slash = 0; | |
249 instring = 0; | |
250 c = 0; | |
251 | |
252 while (1) | |
253 { | |
254 c = *env++; | |
255 switch (c) | |
256 { | |
257 case '"': | |
258 p -= (slash >> 1); | |
259 if (slash & 1) | |
260 { p--; | |
261 goto Laddc; | |
262 } | |
263 instring ^= 1; | |
264 slash = 0; | |
265 continue; | |
266 | |
267 case ' ': | |
268 case '\t': | |
269 if (instring) | |
270 goto Laddc; | |
271 *p = 0; | |
272 //if (wildcard) | |
273 //wildcardexpand(); // not implemented | |
274 break; | |
275 | |
276 case '\\': | |
277 slash++; | |
278 *p++ = c; | |
279 continue; | |
280 | |
281 case 0: | |
282 *p = 0; | |
283 //if (wildcard) | |
284 //wildcardexpand(); // not implemented | |
285 goto Ldone; | |
286 | |
287 default: | |
288 Laddc: | |
289 slash = 0; | |
290 *p++ = c; | |
291 continue; | |
292 } | |
293 break; | |
294 } | |
295 } | |
296 } | |
297 | |
298 Ldone: | |
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299 assert(argc == argv->dim); |
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300 argv->reserve(argc_left); |
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301 for (int i = 0; i < argc_left; i++) |
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302 argv->data[argc++] = (void *)(*pargv)[i]; |
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303 |
159 | 304 *pargc = argc; |
305 *pargv = (char **)argv->data; | |
306 } |