git.oblomov.eu Git - wine/blob - tools/winebuild/spec32.c

   1 /*
   2  * 32-bit spec files
   3  *
   4  * Copyright 1993 Robert J. Amstadt
   5  * Copyright 1995 Martin von Loewis
   6  * Copyright 1995, 1996, 1997 Alexandre Julliard
   7  * Copyright 1997 Eric Youngdale
   8  * Copyright 1999 Ulrich Weigand
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2.1 of the License, or (at your option) any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23  */
  24
  25 #include "config.h"
  26 #include "wine/port.h"
  27
  28 #include <assert.h>
  29 #include <ctype.h>
  30 #include <stdarg.h>
  31 #include <string.h>
  32
  33 #include "windef.h"
  34 #include "winbase.h"
  35 #include "wine/exception.h"
  36 #include "build.h"
  37
  38
  39 static int string_compare( const void *ptr1, const void *ptr2 )
  40 {
  41     const char * const *str1 = ptr1;
  42     const char * const *str2 = ptr2;
  43     return strcmp( *str1, *str2 );
  44 }
  45
  46
  47 /*******************************************************************
  48  *         make_internal_name
  49  *
  50  * Generate an internal name for an entry point. Used for stubs etc.
  51  */
  52 static const char *make_internal_name( const ORDDEF *odp, const char *prefix )
  53 {
  54     static char buffer[256];
  55     if (odp->name || odp->export_name)
  56     {
  57         char *p;
  58         sprintf( buffer, "__wine_%s_%s_%s", prefix, dll_file_name,
  59                  odp->name ? odp->name : odp->export_name );
  60         /* make sure name is a legal C identifier */
  61         for (p = buffer; *p; p++) if (!isalnum(*p) && *p != '_') break;
  62         if (!*p) return buffer;
  63     }
  64     sprintf( buffer, "__wine_%s_%s_%d", prefix, make_c_identifier(dll_file_name), odp->ordinal );
  65     return buffer;
  66 }
  67
  68 /*******************************************************************
  69  *         AssignOrdinals
  70  *
  71  * Assign ordinals to all entry points.
  72  */
  73 static void AssignOrdinals(void)
  74 {
  75     int i, ordinal;
  76
  77     if ( !nb_names ) return;
  78
  79     /* start assigning from Base, or from 1 if no ordinal defined yet */
  80     if (Base == MAX_ORDINALS) Base = 1;
  81     for (i = 0, ordinal = Base; i < nb_names; i++)
  82     {
  83         if (Names[i]->ordinal != -1) continue;  /* already has an ordinal */
  84         while (Ordinals[ordinal]) ordinal++;
  85         if (ordinal >= MAX_ORDINALS)
  86         {
  87             current_line = Names[i]->lineno;
  88             fatal_error( "Too many functions defined (max %d)\n", MAX_ORDINALS );
  89         }
  90         Names[i]->ordinal = ordinal;
  91         Ordinals[ordinal] = Names[i];
  92     }
  93     if (ordinal > Limit) Limit = ordinal;
  94 }
  95
  96
  97 /*******************************************************************
  98  *         output_debug
  99  *
 100  * Output the debug channels.
 101  */
 102 static int output_debug( FILE *outfile )
 103 {
 104     int i;
 105
 106     if (!nb_debug_channels) return 0;
 107     qsort( debug_channels, nb_debug_channels, sizeof(debug_channels[0]), string_compare );
 108
 109     for (i = 0; i < nb_debug_channels; i++)
 110         fprintf( outfile, "char __wine_dbch_%s[] = \"\\003%s\";\n",
 111                  debug_channels[i], debug_channels[i] );
 112
 113     fprintf( outfile, "\nstatic char * const debug_channels[%d] =\n{\n", nb_debug_channels );
 114     for (i = 0; i < nb_debug_channels; i++)
 115     {
 116         fprintf( outfile, "    __wine_dbch_%s", debug_channels[i] );
 117         if (i < nb_debug_channels - 1) fprintf( outfile, ",\n" );
 118     }
 119     fprintf( outfile, "\n};\n\n" );
 120     fprintf( outfile, "static void *debug_registration;\n\n" );
 121
 122     return nb_debug_channels;
 123 }
 124
 125
 126 /*******************************************************************
 127  *         output_exports
 128  *
 129  * Output the export table for a Win32 module.
 130  */
 131 static int output_exports( FILE *outfile, int nr_exports )
 132 {
 133     int i, fwd_size = 0, total_size = 0;
 134
 135     if (!nr_exports) return 0;
 136
 137     fprintf( outfile, "asm(\".data\\n\"\n" );
 138     fprintf( outfile, "    \"\\t.align %d\\n\"\n", get_alignment(4) );
 139     fprintf( outfile, "    \"" __ASM_NAME("__wine_spec_exports") ":\\n\"\n" );
 140
 141     /* export directory header */
 142
 143     fprintf( outfile, "    \"\\t.long 0\\n\"\n" );                 /* Characteristics */
 144     fprintf( outfile, "    \"\\t.long 0\\n\"\n" );                 /* TimeDateStamp */
 145     fprintf( outfile, "    \"\\t.long 0\\n\"\n" );                 /* MajorVersion/MinorVersion */
 146     fprintf( outfile, "    \"\\t.long " __ASM_NAME("dllname") "\\n\"\n" ); /* Name */
 147     fprintf( outfile, "    \"\\t.long %d\\n\"\n", Base );          /* Base */
 148     fprintf( outfile, "    \"\\t.long %d\\n\"\n", nr_exports );    /* NumberOfFunctions */
 149     fprintf( outfile, "    \"\\t.long %d\\n\"\n", nb_names );      /* NumberOfNames */
 150     fprintf( outfile, "    \"\\t.long __wine_spec_exports_funcs\\n\"\n" ); /* AddressOfFunctions */
 151     if (nb_names)
 152     {
 153         fprintf( outfile, "    \"\\t.long __wine_spec_exp_name_ptrs\\n\"\n" );     /* AddressOfNames */
 154         fprintf( outfile, "    \"\\t.long __wine_spec_exp_ordinals\\n\"\n" );  /* AddressOfNameOrdinals */
 155     }
 156     else
 157     {
 158         fprintf( outfile, "    \"\\t.long 0\\n\"\n" );  /* AddressOfNames */
 159         fprintf( outfile, "    \"\\t.long 0\\n\"\n" );  /* AddressOfNameOrdinals */
 160     }
 161     total_size += 10 * sizeof(int);
 162
 163     /* output the function pointers */
 164
 165     fprintf( outfile, "    \"__wine_spec_exports_funcs:\\n\"\n" );
 166     for (i = Base; i <= Limit; i++)
 167     {
 168         ORDDEF *odp = Ordinals[i];
 169         if (!odp) fprintf( outfile, "    \"\\t.long 0\\n\"\n" );
 170         else switch(odp->type)
 171         {
 172         case TYPE_EXTERN:
 173         case TYPE_STDCALL:
 174         case TYPE_VARARGS:
 175         case TYPE_CDECL:
 176             if (!(odp->flags & FLAG_FORWARD))
 177             {
 178                 fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") "\\n\"\n",
 179                          (odp->flags & FLAG_REGISTER) ? make_internal_name(odp,"regs") : odp->link_name );
 180             }
 181             else
 182             {
 183                 fprintf( outfile, "    \"\\t.long __wine_spec_forwards+%d\\n\"\n", fwd_size );
 184                 fwd_size += strlen(odp->link_name) + 1;
 185             }
 186             break;
 187         case TYPE_STUB:
 188             fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") "\\n\"\n", make_internal_name( odp, "stub" ) );
 189             break;
 190         default:
 191             assert(0);
 192         }
 193     }
 194     total_size += (Limit - Base + 1) * sizeof(int);
 195
 196     if (nb_names)
 197     {
 198         /* output the function name pointers */
 199
 200         int namepos = 0;
 201
 202         fprintf( outfile, "    \"__wine_spec_exp_name_ptrs:\\n\"\n" );
 203         for (i = 0; i < nb_names; i++)
 204         {
 205             fprintf( outfile, "    \"\\t.long __wine_spec_exp_names+%d\\n\"\n", namepos );
 206             namepos += strlen(Names[i]->name) + 1;
 207         }
 208         total_size += nb_names * sizeof(int);
 209
 210         /* output the function names */
 211
 212         fprintf( outfile, "    \"\\t.text\\n\"\n" );
 213         fprintf( outfile, "    \"__wine_spec_exp_names:\\n\"\n" );
 214         for (i = 0; i < nb_names; i++)
 215             fprintf( outfile, "    \"\\t" __ASM_STRING " \\\"%s\\\"\\n\"\n", Names[i]->name );
 216         fprintf( outfile, "    \"\\t.data\\n\"\n" );
 217
 218         /* output the function ordinals */
 219
 220         fprintf( outfile, "    \"__wine_spec_exp_ordinals:\\n\"\n" );
 221         for (i = 0; i < nb_names; i++)
 222         {
 223             fprintf( outfile, "    \"\\t" __ASM_SHORT " %d\\n\"\n", Names[i]->ordinal - Base );
 224         }
 225         total_size += nb_names * sizeof(short);
 226         if (nb_names % 2)
 227         {
 228             fprintf( outfile, "    \"\\t" __ASM_SHORT " 0\\n\"\n" );
 229             total_size += sizeof(short);
 230         }
 231     }
 232
 233     /* output forward strings */
 234
 235     if (fwd_size)
 236     {
 237         fprintf( outfile, "    \"__wine_spec_forwards:\\n\"\n" );
 238         for (i = Base; i <= Limit; i++)
 239         {
 240             ORDDEF *odp = Ordinals[i];
 241             if (odp && (odp->flags & FLAG_FORWARD))
 242                 fprintf( outfile, "    \"\\t" __ASM_STRING " \\\"%s\\\"\\n\"\n", odp->link_name );
 243         }
 244         fprintf( outfile, "    \"\\t.align %d\\n\"\n", get_alignment(4) );
 245         total_size += (fwd_size + 3) & ~3;
 246     }
 247
 248     /* output relays */
 249
 250     if (debugging)
 251     {
 252         for (i = Base; i <= Limit; i++)
 253         {
 254             ORDDEF *odp = Ordinals[i];
 255             unsigned int j, args, mask = 0;
 256             const char *name;
 257
 258             /* skip non-existent entry points */
 259             if (!odp) goto ignore;
 260             /* skip non-functions */
 261             if ((odp->type != TYPE_STDCALL) && (odp->type != TYPE_CDECL)) goto ignore;
 262             /* skip norelay and forward entry points */
 263             if (odp->flags & (FLAG_NORELAY|FLAG_FORWARD)) goto ignore;
 264
 265             for (j = 0; odp->u.func.arg_types[j]; j++)
 266             {
 267                 if (odp->u.func.arg_types[j] == 't') mask |= 1<< (j*2);
 268                 if (odp->u.func.arg_types[j] == 'W') mask |= 2<< (j*2);
 269             }
 270             if ((odp->flags & FLAG_RET64) && (j < 16)) mask |= 0x80000000;
 271
 272             name = odp->link_name;
 273             args = strlen(odp->u.func.arg_types) * sizeof(int);
 274             if (odp->flags & FLAG_REGISTER) name = make_internal_name( odp, "regs" );
 275
 276             switch(odp->type)
 277             {
 278             case TYPE_STDCALL:
 279                 fprintf( outfile, "    \"\\tjmp " __ASM_NAME("%s") "\\n\"\n", name );
 280                 fprintf( outfile, "    \"\\tret $%d\\n\"\n", args );
 281                 fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") ",0x%08x\\n\"\n", name, mask );
 282                 break;
 283             case TYPE_CDECL:
 284                 fprintf( outfile, "    \"\\tjmp " __ASM_NAME("%s") "\\n\"\n", name );
 285                 fprintf( outfile, "    \"\\tret\\n\"\n" );
 286                 fprintf( outfile, "    \"\\t" __ASM_SHORT " %d\\n\"\n", args );
 287                 fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") ",0x%08x\\n\"\n", name, mask );
 288                 break;
 289             default:
 290                 assert(0);
 291             }
 292             continue;
 293
 294         ignore:
 295             fprintf( outfile, "    \"\\t.long 0,0,0,0\\n\"\n" );
 296         }
 297     }
 298
 299     fprintf( outfile, "    \"\\t.text\\n\"\n" );
 300     fprintf( outfile, "    \"\\t.align %d\\n\"\n", get_alignment(4) );
 301     fprintf( outfile, ");\n\n" );
 302
 303     return total_size;
 304 }
 305
 306
 307 /*******************************************************************
 308  *         output_stub_funcs
 309  *
 310  * Output the functions for stub entry points
 311 */
 312 static void output_stub_funcs( FILE *outfile )
 313 {
 314     int i;
 315
 316     for (i = 0; i < nb_entry_points; i++)
 317     {
 318         ORDDEF *odp = EntryPoints[i];
 319         if (odp->type != TYPE_STUB) continue;
 320         fprintf( outfile, "#ifdef __GNUC__\n" );
 321         fprintf( outfile, "static void __wine_unimplemented( const char *func ) __attribute__((noreturn));\n" );
 322         fprintf( outfile, "#endif\n\n" );
 323         fprintf( outfile, "struct exc_record {\n" );
 324         fprintf( outfile, "  unsigned int code, flags;\n" );
 325         fprintf( outfile, "  void *rec, *addr;\n" );
 326         fprintf( outfile, "  unsigned int params;\n" );
 327         fprintf( outfile, "  const void *info[15];\n" );
 328         fprintf( outfile, "};\n\n" );
 329         fprintf( outfile, "extern void __stdcall RtlRaiseException( struct exc_record * );\n\n" );
 330         fprintf( outfile, "static void __wine_unimplemented( const char *func )\n{\n" );
 331         fprintf( outfile, "  struct exc_record rec;\n" );
 332         fprintf( outfile, "  rec.code    = 0x%08x;\n", EXCEPTION_WINE_STUB );
 333         fprintf( outfile, "  rec.flags   = %d;\n", EH_NONCONTINUABLE );
 334         fprintf( outfile, "  rec.rec     = 0;\n" );
 335         fprintf( outfile, "  rec.params  = 2;\n" );
 336         fprintf( outfile, "  rec.info[0] = dllname;\n" );
 337         fprintf( outfile, "  rec.info[1] = func;\n" );
 338         fprintf( outfile, "#ifdef __GNUC__\n" );
 339         fprintf( outfile, "  rec.addr = __builtin_return_address(1);\n" );
 340         fprintf( outfile, "#else\n" );
 341         fprintf( outfile, "  rec.addr = 0;\n" );
 342         fprintf( outfile, "#endif\n" );
 343         fprintf( outfile, "  for (;;) RtlRaiseException( &rec );\n}\n\n" );
 344         break;
 345     }
 346
 347     for (i = 0; i < nb_entry_points; i++)
 348     {
 349         ORDDEF *odp = EntryPoints[i];
 350         if (odp->type != TYPE_STUB) continue;
 351         fprintf( outfile, "void %s(void) ", make_internal_name( odp, "stub" ) );
 352         if (odp->name)
 353             fprintf( outfile, "{ __wine_unimplemented(\"%s\"); }\n", odp->name );
 354         else if (odp->export_name)
 355             fprintf( outfile, "{ __wine_unimplemented(\"%s\"); }\n", odp->export_name );
 356         else
 357             fprintf( outfile, "{ __wine_unimplemented(\"%d\"); }\n", odp->ordinal );
 358     }
 359 }
 360
 361
 362 /*******************************************************************
 363  *         output_register_funcs
 364  *
 365  * Output the functions for register entry points
 366  */
 367 static void output_register_funcs( FILE *outfile )
 368 {
 369     const char *name;
 370     int i;
 371
 372     for (i = 0; i < nb_entry_points; i++)
 373     {
 374         ORDDEF *odp = EntryPoints[i];
 375         if (odp->type != TYPE_STDCALL && odp->type != TYPE_CDECL) continue;
 376         if (!(odp->flags & FLAG_REGISTER)) continue;
 377         if (odp->flags & FLAG_FORWARD) continue;
 378         name = make_internal_name( odp, "regs" );
 379         fprintf( outfile,
 380                  "asm(\".align %d\\n\\t\"\n"
 381                  "    \"" __ASM_FUNC("%s") "\\n\\t\"\n"
 382                  "    \"" __ASM_NAME("%s") ":\\n\\t\"\n"
 383                  "    \"call " __ASM_NAME("__wine_call_from_32_regs") "\\n\\t\"\n"
 384                  "    \".long " __ASM_NAME("%s") "\\n\\t\"\n"
 385                  "    \".byte %d,%d\");\n",
 386                  get_alignment(4),
 387                  name, name, odp->link_name,
 388                  strlen(odp->u.func.arg_types) * sizeof(int),
 389                  (odp->type == TYPE_CDECL) ? 0 : (strlen(odp->u.func.arg_types) * sizeof(int)) );
 390     }
 391 }
 392
 393
 394 /*******************************************************************
 395  *         output_dll_init
 396  *
 397  * Output code for calling a dll constructor and destructor.
 398  */
 399 void output_dll_init( FILE *outfile, const char *constructor, const char *destructor )
 400 {
 401     fprintf( outfile, "#ifndef __GNUC__\n" );
 402     fprintf( outfile, "static void __asm__dummy_dll_init(void) {\n" );
 403     fprintf( outfile, "#endif\n" );
 404
 405 #if defined(__i386__)
 406     if (constructor)
 407     {
 408         fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 409         fprintf( outfile, "    \"\\tcall " __ASM_NAME("%s") "\\n\"\n", constructor );
 410         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 411     }
 412     if (destructor)
 413     {
 414         fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 415         fprintf( outfile, "    \"\\tcall " __ASM_NAME("%s") "\\n\"\n", destructor );
 416         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 417     }
 418 #elif defined(__sparc__)
 419     if (constructor)
 420     {
 421         fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 422         fprintf( outfile, "    \"\\tcall " __ASM_NAME("%s") "\\n\"\n", constructor );
 423         fprintf( outfile, "    \"\\tnop\\n\"\n" );
 424         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 425     }
 426     if (destructor)
 427     {
 428         fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 429         fprintf( outfile, "    \"\\tcall " __ASM_NAME("%s") "\\n\"\n", destructor );
 430         fprintf( outfile, "    \"\\tnop\\n\"\n" );
 431         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 432     }
 433 #elif defined(__PPC__)
 434     if (constructor)
 435     {
 436         fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 437         fprintf( outfile, "    \"\\tbl " __ASM_NAME("%s") "\\n\"\n", constructor );
 438         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 439     }
 440     if (destructor)
 441     {
 442         fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 443         fprintf( outfile, "    \"\\tbl " __ASM_NAME("%s") "\\n\"\n", destructor );
 444         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 445     }
 446 #else
 447 #error You need to define the DLL constructor for your architecture
 448 #endif
 449     fprintf( outfile, "#ifndef __GNUC__\n" );
 450     fprintf( outfile, "}\n" );
 451     fprintf( outfile, "#endif\n" );
 452 }
 453
 454
 455 /*******************************************************************
 456  *         BuildSpec32File
 457  *
 458  * Build a Win32 C file from a spec file.
 459  */
 460 void BuildSpec32File( FILE *outfile )
 461 {
 462     int exports_size = 0;
 463     int nr_exports, nr_imports, nr_resources;
 464     int characteristics, subsystem;
 465     DWORD page_size;
 466     char constructor[100];
 467
 468 #ifdef HAVE_GETPAGESIZE
 469     page_size = getpagesize();
 470 #elif defined(__svr4__)
 471     page_size = sysconf(_SC_PAGESIZE);
 472 #elif defined(_WINDOWS)
 473     {
 474         SYSTEM_INFO si;
 475         GetSystemInfo(&si);
 476         page_size = si.dwPageSize;
 477     }
 478 #else
 479 #   error Cannot get the page size on this platform
 480 #endif
 481
 482     AssignOrdinals();
 483     nr_exports = Base <= Limit ? Limit - Base + 1 : 0;
 484
 485     resolve_imports();
 486     output_standard_file_header( outfile );
 487
 488     /* Reserve some space for the PE header */
 489
 490     fprintf( outfile, "extern char pe_header[];\n" );
 491     fprintf( outfile, "#ifndef __GNUC__\n" );
 492     fprintf( outfile, "static void __asm__dummy_header(void) {\n" );
 493     fprintf( outfile, "#endif\n" );
 494     fprintf( outfile, "asm(\".section \\\".text\\\"\\n\\t\"\n" );
 495     fprintf( outfile, "    \".align %d\\n\"\n", get_alignment(page_size) );
 496     fprintf( outfile, "    \"" __ASM_NAME("pe_header") ":\\t.skip 65536\\n\\t\");\n" );
 497     fprintf( outfile, "#ifndef __GNUC__\n" );
 498     fprintf( outfile, "}\n" );
 499     fprintf( outfile, "#endif\n" );
 500
 501     fprintf( outfile, "const char dllname[] = \"%s\";\n\n", dll_file_name );
 502     fprintf( outfile, "extern int __wine_spec_exports[];\n\n" );
 503
 504 #ifdef __i386__
 505     fprintf( outfile, "#define __stdcall __attribute__((__stdcall__))\n\n" );
 506 #else
 507     fprintf( outfile, "#define __stdcall\n\n" );
 508 #endif
 509
 510     if (nr_exports)
 511     {
 512         /* Output the stub functions */
 513
 514         output_stub_funcs( outfile );
 515
 516         fprintf( outfile, "#ifndef __GNUC__\n" );
 517         fprintf( outfile, "static void __asm__dummy(void) {\n" );
 518         fprintf( outfile, "#endif /* !defined(__GNUC__) */\n" );
 519
 520         /* Output code for all register functions */
 521
 522         output_register_funcs( outfile );
 523
 524         /* Output the exports and relay entry points */
 525
 526         exports_size = output_exports( outfile, nr_exports );
 527
 528         fprintf( outfile, "#ifndef __GNUC__\n" );
 529         fprintf( outfile, "}\n" );
 530         fprintf( outfile, "#endif /* !defined(__GNUC__) */\n" );
 531     }
 532
 533     /* Output the DLL imports */
 534
 535     nr_imports = output_imports( outfile );
 536
 537     /* Output the resources */
 538
 539     nr_resources = output_resources( outfile );
 540
 541     /* Output LibMain function */
 542
 543     characteristics = subsystem = 0;
 544     switch(SpecMode)
 545     {
 546     case SPEC_MODE_DLL:
 547         if (init_func) fprintf( outfile, "extern void %s();\n", init_func );
 548         else
 549         {
 550             fprintf( outfile, "#ifdef __GNUC__\n" );
 551             fprintf( outfile, "extern void DllMain() __attribute__((weak));\n" );
 552             fprintf( outfile, "#else\n" );
 553             fprintf( outfile, "extern void DllMain();\n" );
 554             fprintf( outfile, "static void __asm__dummy_dllmain(void)" );
 555             fprintf( outfile, " { asm(\".weak " __ASM_NAME("DllMain") "\"); }\n" );
 556             fprintf( outfile, "#endif\n" );
 557         }
 558         characteristics = IMAGE_FILE_DLL;
 559         break;
 560     case SPEC_MODE_GUIEXE:
 561         if (!init_func) init_func = "WinMain";
 562         fprintf( outfile,
 563                  "\ntypedef struct {\n"
 564                  "    unsigned int cb;\n"
 565                  "    char *lpReserved, *lpDesktop, *lpTitle;\n"
 566                  "    unsigned int dwX, dwY, dwXSize, dwYSize;\n"
 567                  "    unsigned int dwXCountChars, dwYCountChars, dwFillAttribute, dwFlags;\n"
 568                  "    unsigned short wShowWindow, cbReserved2;\n"
 569                  "    char *lpReserved2;\n"
 570                  "    void *hStdInput, *hStdOutput, *hStdError;\n"
 571                  "} STARTUPINFOA;\n"
 572                  "int _ARGC;\n"
 573                  "char **_ARGV;\n"
 574                  "extern int __stdcall %s(void *,void *,char *,int);\n"
 575                  "extern char * __stdcall GetCommandLineA(void);\n"
 576                  "extern void * __stdcall GetModuleHandleA(char *);\n"
 577                  "extern void __stdcall GetStartupInfoA(STARTUPINFOA *);\n"
 578                  "extern void __stdcall ExitProcess(unsigned int);\n"
 579                  "static void __wine_exe_main(void)\n"
 580                  "{\n"
 581                  "    extern int __wine_main_argc;\n"
 582                  "    extern char **__wine_main_argv;\n"
 583                  "    STARTUPINFOA info;\n"
 584                  "    char *cmdline = GetCommandLineA();\n"
 585                  "    int bcount=0, in_quotes=0;\n"
 586                  "    while (*cmdline) {\n"
 587                  "        if ((*cmdline=='\\t' || *cmdline==' ') && !in_quotes) break;\n"
 588                  "        else if (*cmdline=='\\\\') bcount++;\n"
 589                  "        else if (*cmdline=='\\\"') {\n"
 590                  "            if ((bcount & 1)==0) in_quotes=!in_quotes;\n"
 591                  "            bcount=0;\n"
 592                  "        }\n"
 593                  "        else bcount=0;\n"
 594                  "        cmdline++;\n"
 595                  "    }\n"
 596                  "    while (*cmdline=='\\t' || *cmdline==' ') cmdline++;\n"
 597                  "    GetStartupInfoA( &info );\n"
 598                  "    if (!(info.dwFlags & 1)) info.wShowWindow = 1;\n"
 599                  "    _ARGC = __wine_main_argc;\n"
 600                  "    _ARGV = __wine_main_argv;\n"
 601                  "    ExitProcess( %s( GetModuleHandleA(0), 0, cmdline, info.wShowWindow ) );\n"
 602                  "}\n\n", init_func, init_func );
 603         init_func = "__wine_exe_main";
 604         subsystem = IMAGE_SUBSYSTEM_WINDOWS_GUI;
 605         break;
 606     case SPEC_MODE_GUIEXE_UNICODE:
 607         if (!init_func) init_func = "WinMain";
 608         fprintf( outfile,
 609                  "\ntypedef unsigned short WCHAR;\n"
 610                  "typedef struct {\n"
 611                  "    unsigned int cb;\n"
 612                  "    char *lpReserved, *lpDesktop, *lpTitle;\n"
 613                  "    unsigned int dwX, dwY, dwXSize, dwYSize;\n"
 614                  "    unsigned int dwXCountChars, dwYCountChars, dwFillAttribute, dwFlags;\n"
 615                  "    unsigned short wShowWindow, cbReserved2;\n"
 616                  "    char *lpReserved2;\n"
 617                  "    void *hStdInput, *hStdOutput, *hStdError;\n"
 618                  "} STARTUPINFOA;\n"
 619                  "int _ARGC;\n"
 620                  "WCHAR **_ARGV;\n"
 621                  "extern int __stdcall %s(void *,void *,char *,int);\n"
 622                  "extern char * __stdcall GetCommandLineA(void);\n"
 623                  "extern void * __stdcall GetModuleHandleA(char *);\n"
 624                  "extern void __stdcall GetStartupInfoA(STARTUPINFOA *);\n"
 625                  "extern void __stdcall ExitProcess(unsigned int);\n"
 626                  "static void __wine_exe_main(void)\n"
 627                  "{\n"
 628                  "    extern int __wine_main_argc;\n"
 629                  "    extern WCHAR **__wine_main_wargv;\n"
 630                  "    STARTUPINFOA info;\n"
 631                  "    char *cmdline = GetCommandLineA();\n"
 632                  "    int bcount=0, in_quotes=0;\n"
 633                  "    while (*cmdline) {\n"
 634                  "        if ((*cmdline=='\\t' || *cmdline==' ') && !in_quotes) break;\n"
 635                  "        else if (*cmdline=='\\\\') bcount++;\n"
 636                  "        else if (*cmdline=='\\\"') {\n"
 637                  "            if ((bcount & 1)==0) in_quotes=!in_quotes;\n"
 638                  "            bcount=0;\n"
 639                  "        }\n"
 640                  "        else bcount=0;\n"
 641                  "        cmdline++;\n"
 642                  "    }\n"
 643                  "    while (*cmdline=='\\t' || *cmdline==' ') cmdline++;\n"
 644                  "    GetStartupInfoA( &info );\n"
 645                  "    if (!(info.dwFlags & 1)) info.wShowWindow = 1;\n"
 646                  "    _ARGC = __wine_main_argc;\n"
 647                  "    _ARGV = __wine_main_wargv;\n"
 648                  "    ExitProcess( %s( GetModuleHandleA(0), 0, cmdline, info.wShowWindow ) );\n"
 649                  "}\n\n", init_func, init_func );
 650         init_func = "__wine_exe_main";
 651         subsystem = IMAGE_SUBSYSTEM_WINDOWS_GUI;
 652         break;
 653     case SPEC_MODE_CUIEXE:
 654         if (!init_func) init_func = "main";
 655         fprintf( outfile,
 656                  "\nint _ARGC;\n"
 657                  "char **_ARGV;\n"
 658                  "extern void __stdcall ExitProcess(int);\n"
 659                  "static void __wine_exe_main(void)\n"
 660                  "{\n"
 661                  "    extern int %s( int argc, char *argv[] );\n"
 662                  "    extern int __wine_main_argc;\n"
 663                  "    extern char **__wine_main_argv;\n"
 664                  "    _ARGC = __wine_main_argc;\n"
 665                  "    _ARGV = __wine_main_argv;\n"
 666                  "    ExitProcess( %s( _ARGC, _ARGV ) );\n"
 667                  "}\n\n", init_func, init_func );
 668         init_func = "__wine_exe_main";
 669         subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI;
 670         break;
 671     case SPEC_MODE_CUIEXE_UNICODE:
 672         if (!init_func) init_func = "wmain";
 673         fprintf( outfile,
 674                  "\ntypedef unsigned short WCHAR;\n"
 675                  "int _ARGC;\n"
 676                  "WCHAR **_ARGV;\n"
 677                  "extern void __stdcall ExitProcess(int);\n"
 678                  "static void __wine_exe_main(void)\n"
 679                  "{\n"
 680                  "    extern int %s( int argc, WCHAR *argv[] );\n"
 681                  "    extern int __wine_main_argc;\n"
 682                  "    extern WCHAR **__wine_main_wargv;\n"
 683                  "    _ARGC = __wine_main_argc;\n"
 684                  "    _ARGV = __wine_main_wargv;\n"
 685                  "    ExitProcess( %s( _ARGC, _ARGV ) );\n"
 686                  "}\n\n", init_func, init_func );
 687         init_func = "__wine_exe_main";
 688         subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI;
 689         break;
 690     }
 691
 692     /* Output the NT header */
 693
 694     /* this is the IMAGE_NT_HEADERS structure, but we cannot include winnt.h here */
 695     fprintf( outfile, "static const struct image_nt_headers\n{\n" );
 696     fprintf( outfile, "  int Signature;\n" );
 697     fprintf( outfile, "  struct file_header {\n" );
 698     fprintf( outfile, "    short Machine;\n" );
 699     fprintf( outfile, "    short NumberOfSections;\n" );
 700     fprintf( outfile, "    int   TimeDateStamp;\n" );
 701     fprintf( outfile, "    void *PointerToSymbolTable;\n" );
 702     fprintf( outfile, "    int   NumberOfSymbols;\n" );
 703     fprintf( outfile, "    short SizeOfOptionalHeader;\n" );
 704     fprintf( outfile, "    short Characteristics;\n" );
 705     fprintf( outfile, "  } FileHeader;\n" );
 706     fprintf( outfile, "  struct opt_header {\n" );
 707     fprintf( outfile, "    short Magic;\n" );
 708     fprintf( outfile, "    char  MajorLinkerVersion, MinorLinkerVersion;\n" );
 709     fprintf( outfile, "    int   SizeOfCode;\n" );
 710     fprintf( outfile, "    int   SizeOfInitializedData;\n" );
 711     fprintf( outfile, "    int   SizeOfUninitializedData;\n" );
 712     fprintf( outfile, "    void *AddressOfEntryPoint;\n" );
 713     fprintf( outfile, "    void *BaseOfCode;\n" );
 714     fprintf( outfile, "    void *BaseOfData;\n" );
 715     fprintf( outfile, "    void *ImageBase;\n" );
 716     fprintf( outfile, "    int   SectionAlignment;\n" );
 717     fprintf( outfile, "    int   FileAlignment;\n" );
 718     fprintf( outfile, "    short MajorOperatingSystemVersion;\n" );
 719     fprintf( outfile, "    short MinorOperatingSystemVersion;\n" );
 720     fprintf( outfile, "    short MajorImageVersion;\n" );
 721     fprintf( outfile, "    short MinorImageVersion;\n" );
 722     fprintf( outfile, "    short MajorSubsystemVersion;\n" );
 723     fprintf( outfile, "    short MinorSubsystemVersion;\n" );
 724     fprintf( outfile, "    int   Win32VersionValue;\n" );
 725     fprintf( outfile, "    int   SizeOfImage;\n" );
 726     fprintf( outfile, "    int   SizeOfHeaders;\n" );
 727     fprintf( outfile, "    int   CheckSum;\n" );
 728     fprintf( outfile, "    short Subsystem;\n" );
 729     fprintf( outfile, "    short DllCharacteristics;\n" );
 730     fprintf( outfile, "    int   SizeOfStackReserve;\n" );
 731     fprintf( outfile, "    int   SizeOfStackCommit;\n" );
 732     fprintf( outfile, "    int   SizeOfHeapReserve;\n" );
 733     fprintf( outfile, "    int   SizeOfHeapCommit;\n" );
 734     fprintf( outfile, "    int   LoaderFlags;\n" );
 735     fprintf( outfile, "    int   NumberOfRvaAndSizes;\n" );
 736     fprintf( outfile, "    struct { const void *VirtualAddress; int Size; } DataDirectory[%d];\n",
 737              IMAGE_NUMBEROF_DIRECTORY_ENTRIES );
 738     fprintf( outfile, "  } OptionalHeader;\n" );
 739     fprintf( outfile, "} nt_header = {\n" );
 740     fprintf( outfile, "  0x%04x,\n", IMAGE_NT_SIGNATURE );   /* Signature */
 741
 742     fprintf( outfile, "  { 0x%04x,\n", IMAGE_FILE_MACHINE_I386 );  /* Machine */
 743     fprintf( outfile, "    0, 0, 0, 0,\n" );
 744     fprintf( outfile, "    sizeof(nt_header.OptionalHeader),\n" ); /* SizeOfOptionalHeader */
 745     fprintf( outfile, "    0x%04x },\n", characteristics );        /* Characteristics */
 746
 747     fprintf( outfile, "  { 0x%04x,\n", IMAGE_NT_OPTIONAL_HDR_MAGIC );  /* Magic */
 748     fprintf( outfile, "    0, 0,\n" );                   /* Major/MinorLinkerVersion */
 749     fprintf( outfile, "    0, 0, 0,\n" );                /* SizeOfCode/Data */
 750     fprintf( outfile, "    %s,\n", init_func ? init_func : "DllMain" );  /* AddressOfEntryPoint */
 751     fprintf( outfile, "    0, 0,\n" );                   /* BaseOfCode/Data */
 752     fprintf( outfile, "    pe_header,\n" );              /* ImageBase */
 753     fprintf( outfile, "    %ld,\n", page_size );         /* SectionAlignment */
 754     fprintf( outfile, "    %ld,\n", page_size );         /* FileAlignment */
 755     fprintf( outfile, "    1, 0,\n" );                   /* Major/MinorOperatingSystemVersion */
 756     fprintf( outfile, "    0, 0,\n" );                   /* Major/MinorImageVersion */
 757     fprintf( outfile, "    4, 0,\n" );                   /* Major/MinorSubsystemVersion */
 758     fprintf( outfile, "    0,\n" );                      /* Win32VersionValue */
 759     fprintf( outfile, "    %ld,\n", page_size );         /* SizeOfImage */
 760     fprintf( outfile, "    %ld,\n", page_size );         /* SizeOfHeaders */
 761     fprintf( outfile, "    0,\n" );                      /* CheckSum */
 762     fprintf( outfile, "    0x%04x,\n", subsystem );      /* Subsystem */
 763     fprintf( outfile, "    0,\n" );                      /* DllCharacteristics */
 764     fprintf( outfile, "    %d, 0,\n", stack_size*1024 ); /* SizeOfStackReserve/Commit */
 765     fprintf( outfile, "    %d, 0,\n", DLLHeapSize*1024 );/* SizeOfHeapReserve/Commit */
 766     fprintf( outfile, "    0,\n" );                      /* LoaderFlags */
 767     fprintf( outfile, "    %d,\n", IMAGE_NUMBEROF_DIRECTORY_ENTRIES );  /* NumberOfRvaAndSizes */
 768     fprintf( outfile, "    {\n" );
 769     fprintf( outfile, "      { %s, %d },\n",  /* IMAGE_DIRECTORY_ENTRY_EXPORT */
 770              exports_size ? "__wine_spec_exports" : "0", exports_size );
 771     fprintf( outfile, "      { %s, %s },\n",  /* IMAGE_DIRECTORY_ENTRY_IMPORT */
 772              nr_imports ? "&imports" : "0", nr_imports ? "sizeof(imports)" : "0" );
 773     fprintf( outfile, "      { %s, %s },\n",   /* IMAGE_DIRECTORY_ENTRY_RESOURCE */
 774              nr_resources ? "&resources" : "0", nr_resources ? "sizeof(resources)" : "0" );
 775     fprintf( outfile, "    }\n  }\n};\n\n" );
 776
 777     /* Output the DLL constructor */
 778
 779     sprintf( constructor, "__wine_spec_%s_init", make_c_identifier(dll_file_name) );
 780     output_dll_init( outfile, constructor, NULL );
 781
 782     fprintf( outfile,
 783              "void %s(void)\n"
 784              "{\n"
 785              "    extern void __wine_dll_register( const struct image_nt_headers *, const char * );\n"
 786              "    extern void *__wine_dbg_register( char * const *, int );\n"
 787              "    __wine_dll_register( &nt_header, \"%s\" );\n"
 788              "}\n",
 789              constructor, dll_file_name );
 790 }
 791
 792
 793 /*******************************************************************
 794  *         BuildDef32File
 795  *
 796  * Build a Win32 def file from a spec file.
 797  */
 798 void BuildDef32File(FILE *outfile)
 799 {
 800     const char *name;
 801     int i;
 802
 803     AssignOrdinals();
 804
 805     fprintf(outfile, "; File generated automatically from %s; do not edit!\n\n",
 806             input_file_name );
 807
 808     fprintf(outfile, "LIBRARY %s\n\n", dll_file_name);
 809
 810     fprintf(outfile, "EXPORTS\n");
 811
 812     /* Output the exports and relay entry points */
 813
 814     for(i = 0; i < nb_entry_points; i++)
 815     {
 816         ORDDEF *odp = EntryPoints[i];
 817         int is_data = 0;
 818
 819         if (!odp) continue;
 820         if (odp->flags & FLAG_REGISTER) continue;
 821         if (odp->type == TYPE_STUB) continue;
 822
 823         if (odp->name) name = odp->name;
 824         else if (odp->export_name) name = odp->export_name;
 825         else continue;
 826
 827         fprintf(outfile, "  %s", name);
 828
 829         switch(odp->type)
 830         {
 831         case TYPE_EXTERN:
 832             is_data = 1;
 833             /* fall through */
 834         case TYPE_VARARGS:
 835         case TYPE_CDECL:
 836             /* try to reduce output */
 837             if(strcmp(name, odp->link_name) || (odp->flags & FLAG_FORWARD))
 838                 fprintf(outfile, "=%s", odp->link_name);
 839             break;
 840         case TYPE_STDCALL:
 841         {
 842             int at_param = strlen(odp->u.func.arg_types) * sizeof(int);
 843             if (!kill_at) fprintf(outfile, "@%d", at_param);
 844             if  (odp->flags & FLAG_FORWARD)
 845             {
 846                 fprintf(outfile, "=%s", odp->link_name);
 847             }
 848             else if (strcmp(name, odp->link_name)) /* try to reduce output */
 849             {
 850                 fprintf(outfile, "=%s", odp->link_name);
 851                 if (!kill_at) fprintf(outfile, "@%d", at_param);
 852             }
 853             break;
 854         }
 855         default:
 856             assert(0);
 857         }
 858         fprintf( outfile, " @%d", odp->ordinal );
 859         if (!odp->name) fprintf( outfile, " NONAME" );
 860         if (is_data) fprintf( outfile, " DATA" );
 861         if (odp->flags & FLAG_PRIVATE) fprintf( outfile, " PRIVATE" );
 862         fprintf( outfile, "\n" );
 863     }
 864 }
 865
 866
 867 /*******************************************************************
 868  *         BuildDebugFile
 869  *
 870  * Build the debugging channels source file.
 871  */
 872 void BuildDebugFile( FILE *outfile, const char *srcdir, char **argv )
 873 {
 874     int nr_debug;
 875     char *prefix, *p;
 876
 877     while (*argv)
 878     {
 879         if (!parse_debug_channels( srcdir, *argv++ )) exit(1);
 880     }
 881
 882     output_standard_file_header( outfile );
 883     nr_debug = output_debug( outfile );
 884     if (!nr_debug)
 885     {
 886         fprintf( outfile, "/* no debug channels found for this module */\n" );
 887         return;
 888     }
 889
 890     if (output_file_name)
 891     {
 892         if ((p = strrchr( output_file_name, '/' ))) p++;
 893         prefix = xstrdup( p ? p : output_file_name );
 894         if ((p = strchr( prefix, '.' ))) *p = 0;
 895         strcpy( p, make_c_identifier(p) );
 896     }
 897     else prefix = xstrdup( "_" );
 898
 899     /* Output the DLL constructor */
 900
 901     fprintf( outfile,
 902              "#ifdef __GNUC__\n"
 903              "static void __wine_dbg_%s_init(void) __attribute__((constructor));\n"
 904              "static void __wine_dbg_%s_fini(void) __attribute__((destructor));\n"
 905              "#else\n"
 906              "static void __asm__dummy_dll_init(void) {\n",
 907              prefix, prefix );
 908
 909 #if defined(__i386__)
 910     fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 911     fprintf( outfile, "    \"\\tcall " __ASM_NAME("__wine_dbg_%s_init") "\\n\"\n", prefix );
 912     fprintf( outfile, "    \"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 913     fprintf( outfile, "    \"\\tcall " __ASM_NAME("__wine_dbg_%s_fini") "\\n\"\n", prefix );
 914     fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 915 #elif defined(__sparc__)
 916     fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 917     fprintf( outfile, "    \"\\tcall " __ASM_NAME("__wine_dbg_%s_init") "\\n\"\n", prefix );
 918     fprintf( outfile, "    \"\\tnop\\n\"\n" );
 919     fprintf( outfile, "    \"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 920     fprintf( outfile, "    \"\\tcall " __ASM_NAME("__wine_dbg_%s_fini") "\\n\"\n", prefix );
 921     fprintf( outfile, "    \"\\tnop\\n\"\n" );
 922     fprintf( outfile, "    \"\\t.section\t\\\".text\\\"\\n\");\n" );
 923 #elif defined(__PPC__)
 924     fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 925     fprintf( outfile, "    \"\\tbl " __ASM_NAME("__wine_dbg_%s_init") "\\n\"\n", prefix );
 926     fprintf( outfile, "    \"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 927     fprintf( outfile, "    \"\\tbl " __ASM_NAME("__wine_dbg_%s_fini") "\\n\"\n", prefix );
 928     fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 929 #else
 930 #error You need to define the DLL constructor for your architecture
 931 #endif
 932     fprintf( outfile, "}\n#endif /* defined(__GNUC__) */\n" );
 933
 934     fprintf( outfile,
 935              "\n#ifdef __GNUC__\n"
 936              "static\n"
 937              "#endif\n"
 938              "void __wine_dbg_%s_init(void)\n"
 939              "{\n"
 940              "    extern void *__wine_dbg_register( char * const *, int );\n"
 941              "    debug_registration = __wine_dbg_register( debug_channels, %d );\n"
 942              "}\n", prefix, nr_debug );
 943     fprintf( outfile,
 944              "\n#ifdef __GNUC__\n"
 945              "static\n"
 946              "#endif\n"
 947              "void __wine_dbg_%s_fini(void)\n"
 948              "{\n"
 949              "    extern void __wine_dbg_unregister( void* );\n"
 950              "    __wine_dbg_unregister( debug_registration );\n"
 951              "}\n", prefix );
 952
 953     free( prefix );
 954 }