Mercurial > projects > ldc
annotate dmd/mars.c @ 1195:e961851fb8be
Merged DMD 1.042.
| author | Tomas Lindquist Olsen <tomas.l.olsen gmail.com> |
|---|---|
| date | Fri, 03 Apr 2009 17:59:34 +0200 |
| parents | eeb8b95ea92e |
| children | dd5dbe7b3923 |
| rev | line source |
|---|---|
|
1195
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Merged DMD 1.042.
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1 |
| 159 | 2 // Compiler implementation of the D programming language |
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3 // Copyright (c) 1999-2009 by Digital Mars |
| 159 | 4 // All Rights Reserved |
| 5 // written by Walter Bright | |
| 6 // http://www.digitalmars.com | |
| 7 // License for redistribution is by either the Artistic License | |
| 8 // in artistic.txt, or the GNU General Public License in gnu.txt. | |
| 9 // See the included readme.txt for details. | |
| 10 | |
| 11 #include <stdio.h> | |
| 12 #include <stdlib.h> | |
| 13 #include <ctype.h> | |
| 14 #include <assert.h> | |
| 15 #include <limits.h> | |
| 16 #include <string> | |
| 17 #include <cstdarg> | |
| 18 | |
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19 #if POSIX |
| 159 | 20 #include <errno.h> |
| 432 | 21 #elif _WIN32 |
| 22 #include <windows.h> | |
| 159 | 23 #endif |
| 24 | |
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25 #include "rmem.h" |
| 159 | 26 #include "root.h" |
| 27 | |
| 28 #include "mars.h" | |
| 29 #include "module.h" | |
| 30 #include "mtype.h" | |
| 31 #include "id.h" | |
| 32 #include "cond.h" | |
| 33 #include "expression.h" | |
| 34 #include "lexer.h" | |
| 35 | |
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36 #include "gen/revisions.h" |
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37 |
| 159 | 38 Global global; |
| 39 | |
| 40 Global::Global() | |
| 41 { | |
| 42 mars_ext = "d"; | |
| 43 sym_ext = "d"; | |
| 44 hdr_ext = "di"; | |
| 45 doc_ext = "html"; | |
| 46 ddoc_ext = "ddoc"; | |
| 47 | |
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48 // LDC |
| 159 | 49 ll_ext = "ll"; |
| 50 bc_ext = "bc"; | |
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51 s_ext = "s"; |
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52 obj_ext = "o"; |
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53 #if _WIN32 |
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54 obj_ext_alt = "obj"; |
| 159 | 55 #endif |
| 56 | |
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57 copyright = "Copyright (c) 1999-2009 by Digital Mars and Tomas Lindquist Olsen"; |
| 159 | 58 written = "written by Walter Bright and Tomas Lindquist Olsen"; |
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59 version = "v1.042"; |
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60 ldc_version = LDC_REV; |
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61 llvm_version = LLVM_REV_STR; |
| 159 | 62 global.structalign = 8; |
| 63 | |
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64 // This should only be used as a global, so the other fields are |
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65 // automatically initialized to zero when the program is loaded. |
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66 // In particular, DO NOT zero-initialize .params here (like DMD |
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67 // does) because command-line options initialize some of those |
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68 // fields to non-zero defaults, and do so from constructors that |
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69 // may run before this one. |
| 159 | 70 } |
| 71 | |
| 72 char *Loc::toChars() const | |
| 73 { | |
| 74 OutBuffer buf; | |
| 75 | |
| 76 if (filename) | |
| 77 { | |
| 78 buf.printf("%s", filename); | |
| 79 } | |
| 80 | |
| 81 if (linnum) | |
| 82 buf.printf("(%d)", linnum); | |
| 83 buf.writeByte(0); | |
| 84 return (char *)buf.extractData(); | |
| 85 } | |
| 86 | |
| 87 Loc::Loc(Module *mod, unsigned linnum) | |
| 88 { | |
| 89 this->linnum = linnum; | |
| 90 this->filename = mod ? mod->srcfile->toChars() : NULL; | |
| 91 } | |
| 92 | |
| 93 /************************************** | |
| 94 * Print error message and exit. | |
| 95 */ | |
| 96 | |
| 97 void error(Loc loc, const char *format, ...) | |
| 98 { | |
| 99 va_list ap; | |
| 100 va_start(ap, format); | |
| 101 verror(loc, format, ap); | |
| 102 va_end( ap ); | |
| 103 } | |
| 104 | |
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105 void warning(Loc loc, const char *format, ...) |
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106 { |
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107 if (global.params.warnings && !global.gag) |
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108 { |
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109 va_list ap; |
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110 va_start(ap, format); |
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111 vwarning(loc, format, ap); |
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112 va_end( ap ); |
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113 } |
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114 } |
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115 |
| 159 | 116 void verror(Loc loc, const char *format, va_list ap) |
| 117 { | |
| 118 if (!global.gag) | |
| 119 { | |
| 120 char *p = loc.toChars(); | |
| 121 | |
| 122 if (*p) | |
| 123 fprintf(stdmsg, "%s: ", p); | |
| 124 mem.free(p); | |
| 125 | |
| 126 fprintf(stdmsg, "Error: "); | |
| 127 vfprintf(stdmsg, format, ap); | |
| 128 fprintf(stdmsg, "\n"); | |
| 129 fflush(stdmsg); | |
| 130 } | |
| 131 global.errors++; | |
| 132 } | |
| 133 | |
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134 void vwarning(Loc loc, const char *format, va_list ap) |
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135 { |
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136 if (global.params.warnings && !global.gag) |
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137 { |
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138 char *p = loc.toChars(); |
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139 |
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140 if (*p) |
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141 fprintf(stdmsg, "%s: ", p); |
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142 mem.free(p); |
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143 |
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144 fprintf(stdmsg, "Warning: "); |
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145 vfprintf(stdmsg, format, ap); |
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146 fprintf(stdmsg, "\n"); |
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147 fflush(stdmsg); |
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148 } |
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149 } |
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150 |
| 159 | 151 /*************************************** |
| 152 * Call this after printing out fatal error messages to clean up and exit | |
| 153 * the compiler. | |
| 154 */ | |
| 155 | |
| 156 void fatal() | |
| 157 { | |
| 158 #if 0 | |
| 159 halt(); | |
| 160 #endif | |
| 161 exit(EXIT_FAILURE); | |
| 162 } | |
| 163 | |
| 164 /************************************** | |
| 165 * Try to stop forgetting to remove the breakpoints from | |
| 166 * release builds. | |
| 167 */ | |
| 168 void halt() | |
| 169 { | |
| 170 #ifdef DEBUG | |
| 171 *(char*)0=0; | |
| 172 #endif | |
| 173 } | |
| 174 | |
| 175 /*********************************** | |
| 176 * Parse and append contents of environment variable envvar | |
| 177 * to argc and argv[]. | |
| 178 * The string is separated into arguments, processing \ and ". | |
| 179 */ | |
| 180 | |
| 181 void getenv_setargv(const char *envvar, int *pargc, char** *pargv) | |
| 182 { | |
| 183 char *env; | |
| 184 char *p; | |
| 185 Array *argv; | |
| 186 int argc; | |
| 187 | |
| 188 int wildcard; // do wildcard expansion | |
| 189 int instring; | |
| 190 int slash; | |
| 191 char c; | |
| 192 int j; | |
| 193 | |
| 194 env = getenv(envvar); | |
| 195 if (!env) | |
| 196 return; | |
| 197 | |
| 198 env = mem.strdup(env); // create our own writable copy | |
| 199 | |
| 200 argc = *pargc; | |
| 201 argv = new Array(); | |
| 202 argv->setDim(argc); | |
| 203 | |
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204 int argc_left = 0; |
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205 for (int i = 0; i < argc; i++) { |
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206 if (!strcmp((*pargv)[i], "-run") || !strcmp((*pargv)[i], "--run")) { |
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207 // HACK: set flag to indicate we saw '-run' here |
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208 global.params.run = true; |
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209 // Don't eat -run yet so the program arguments don't get changed |
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210 argc_left = argc - i; |
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211 argc = i; |
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212 *pargv = &(*pargv)[i]; |
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213 argv->setDim(i); |
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214 break; |
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215 } else { |
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216 argv->data[i] = (void *)(*pargv)[i]; |
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217 } |
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218 } |
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219 // HACK to stop required values from command line being drawn from DFLAGS |
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220 argv->push((char*)""); |
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221 argc++; |
| 159 | 222 |
| 223 j = 1; // leave argv[0] alone | |
| 224 while (1) | |
| 225 { | |
| 226 wildcard = 1; | |
| 227 switch (*env) | |
| 228 { | |
| 229 case ' ': | |
| 230 case '\t': | |
| 231 env++; | |
| 232 break; | |
| 233 | |
| 234 case 0: | |
| 235 goto Ldone; | |
| 236 | |
| 237 case '"': | |
| 238 wildcard = 0; | |
| 239 default: | |
| 240 argv->push(env); // append | |
| 241 //argv->insert(j, env); // insert at position j | |
| 242 j++; | |
| 243 argc++; | |
| 244 p = env; | |
| 245 slash = 0; | |
| 246 instring = 0; | |
| 247 c = 0; | |
| 248 | |
| 249 while (1) | |
| 250 { | |
| 251 c = *env++; | |
| 252 switch (c) | |
| 253 { | |
| 254 case '"': | |
| 255 p -= (slash >> 1); | |
| 256 if (slash & 1) | |
| 257 { p--; | |
| 258 goto Laddc; | |
| 259 } | |
| 260 instring ^= 1; | |
| 261 slash = 0; | |
| 262 continue; | |
| 263 | |
| 264 case ' ': | |
| 265 case '\t': | |
| 266 if (instring) | |
| 267 goto Laddc; | |
| 268 *p = 0; | |
| 269 //if (wildcard) | |
| 270 //wildcardexpand(); // not implemented | |
| 271 break; | |
| 272 | |
| 273 case '\\': | |
| 274 slash++; | |
| 275 *p++ = c; | |
| 276 continue; | |
| 277 | |
| 278 case 0: | |
| 279 *p = 0; | |
| 280 //if (wildcard) | |
| 281 //wildcardexpand(); // not implemented | |
| 282 goto Ldone; | |
| 283 | |
| 284 default: | |
| 285 Laddc: | |
| 286 slash = 0; | |
| 287 *p++ = c; | |
| 288 continue; | |
| 289 } | |
| 290 break; | |
| 291 } | |
| 292 } | |
| 293 } | |
| 294 | |
| 295 Ldone: | |
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296 assert(argc == argv->dim); |
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297 argv->reserve(argc_left); |
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298 for (int i = 0; i < argc_left; i++) |
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299 argv->data[argc++] = (void *)(*pargv)[i]; |
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a8cb25d478c4
Use LLVM-style command line (instead of DMD-style)
Frits van Bommel <fvbommel wxs.nl>
parents:
960
diff
changeset
|
300 |
| 159 | 301 *pargc = argc; |
| 302 *pargv = (char **)argv->data; | |
| 303 } |