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
  11 #include <assert.h>
  12 #include <unistd.h>
  13
  14 #include "winbase.h"
  15 #include "build.h"
  16
  17
  18 static int name_compare( const void *name1, const void *name2 )
  19 {
  20     ORDDEF *odp1 = *(ORDDEF **)name1;
  21     ORDDEF *odp2 = *(ORDDEF **)name2;
  22     return strcmp( odp1->name, odp2->name );
  23 }
  24
  25 /*******************************************************************
  26  *         AssignOrdinals
  27  *
  28  * Assign ordinals to all entry points.
  29  */
  30 static void AssignOrdinals(void)
  31 {
  32     int i, ordinal;
  33
  34     if ( !nb_names ) return;
  35
  36     /* sort the list of names */
  37     qsort( Names, nb_names, sizeof(Names[0]), name_compare );
  38
  39     /* check for duplicate names */
  40     for (i = 0; i < nb_names - 1; i++)
  41     {
  42         if (!strcmp( Names[i]->name, Names[i+1]->name ))
  43         {
  44             current_line = max( Names[i]->lineno, Names[i+1]->lineno );
  45             fatal_error( "'%s' redefined (previous definition at line %d)\n",
  46                          Names[i]->name, min( Names[i]->lineno, Names[i+1]->lineno ) );
  47         }
  48     }
  49
  50     /* start assigning from Base, or from 1 if no ordinal defined yet */
  51     if (Base == MAX_ORDINALS) Base = 1;
  52     for (i = 0, ordinal = Base; i < nb_names; i++)
  53     {
  54         if (Names[i]->ordinal != -1) continue;  /* already has an ordinal */
  55         while (Ordinals[ordinal]) ordinal++;
  56         if (ordinal >= MAX_ORDINALS)
  57         {
  58             current_line = Names[i]->lineno;
  59             fatal_error( "Too many functions defined (max %d)\n", MAX_ORDINALS );
  60         }
  61         Names[i]->ordinal = ordinal;
  62         Ordinals[ordinal] = Names[i];
  63     }
  64     if (ordinal > Limit) Limit = ordinal;
  65 }
  66
  67
  68 /*******************************************************************
  69  *         output_exports
  70  *
  71  * Output the export table for a Win32 module.
  72  */
  73 static void output_exports( FILE *outfile, int nr_exports, int nr_names, int fwd_size )
  74 {
  75     int i, fwd_pos = 0;
  76
  77     if (!nr_exports) return;
  78
  79     fprintf( outfile, "\n\n/* exports */\n\n" );
  80     fprintf( outfile, "typedef void (*func_ptr)();\n" );
  81     fprintf( outfile, "static struct {\n" );
  82     fprintf( outfile, "  struct {\n" );
  83     fprintf( outfile, "    unsigned int    Characteristics;\n" );
  84     fprintf( outfile, "    unsigned int    TimeDateStamp;\n" );
  85     fprintf( outfile, "    unsigned short  MajorVersion;\n" );
  86     fprintf( outfile, "    unsigned short  MinorVersion;\n" );
  87     fprintf( outfile, "    const char     *Name;\n" );
  88     fprintf( outfile, "    unsigned int    Base;\n" );
  89     fprintf( outfile, "    unsigned int    NumberOfFunctions;\n" );
  90     fprintf( outfile, "    unsigned int    NumberOfNames;\n" );
  91     fprintf( outfile, "    func_ptr       *AddressOfFunctions;\n" );
  92     fprintf( outfile, "    const char    **AddressOfNames;\n" );
  93     fprintf( outfile, "    unsigned short *AddressOfNameOrdinals;\n" );
  94     fprintf( outfile, "    func_ptr        functions[%d];\n", nr_exports );
  95     if (nb_names)
  96     {
  97         fprintf( outfile, "    const char     *names[%d];\n", nb_names );
  98         fprintf( outfile, "    unsigned short  ordinals[%d];\n", nb_names );
  99         if (nb_names % 2) fprintf( outfile, "    unsigned short  pad1;\n" );
 100     }
 101     if (fwd_size)
 102     {
 103         fprintf( outfile, "    char            forwards[%d];\n", (fwd_size + 3) & ~3 );
 104     }
 105     fprintf( outfile, "  } exp;\n" );
 106
 107 #ifdef __i386__
 108     fprintf( outfile, "  struct {\n" );
 109     fprintf( outfile, "    unsigned char  jmp;\n" );
 110     fprintf( outfile, "    unsigned char  addr[4];\n" );
 111     fprintf( outfile, "    unsigned char  ret;\n" );
 112     fprintf( outfile, "    unsigned short args;\n" );
 113     fprintf( outfile, "    func_ptr       orig;\n" );
 114     fprintf( outfile, "    unsigned int   argtypes;\n" );
 115     fprintf( outfile, "  } relay[%d];\n", nr_exports );
 116 #endif  /* __i386__ */
 117
 118     fprintf( outfile, "} exports = {\n  {\n" );
 119     fprintf( outfile, "    0,\n" );                 /* Characteristics */
 120     fprintf( outfile, "    0,\n" );                 /* TimeDateStamp */
 121     fprintf( outfile, "    0,\n" );                 /* MajorVersion */
 122     fprintf( outfile, "    0,\n" );                 /* MinorVersion */
 123     fprintf( outfile, "    dllname,\n" );           /* Name */
 124     fprintf( outfile, "    %d,\n", Base );          /* Base */
 125     fprintf( outfile, "    %d,\n", nr_exports );    /* NumberOfFunctions */
 126     fprintf( outfile, "    %d,\n", nb_names );      /* NumberOfNames */
 127     fprintf( outfile, "    exports.exp.functions,\n" ); /* AddressOfFunctions */
 128     if (nb_names)
 129     {
 130         fprintf( outfile, "    exports.exp.names,\n" );     /* AddressOfNames */
 131         fprintf( outfile, "    exports.exp.ordinals,\n" );  /* AddressOfNameOrdinals */
 132     }
 133     else
 134     {
 135         fprintf( outfile, "    0,\n" );  /* AddressOfNames */
 136         fprintf( outfile, "    0,\n" );  /* AddressOfNameOrdinals */
 137     }
 138
 139     /* output the function addresses */
 140
 141     fprintf( outfile, "    {\n      " );
 142     for (i = Base; i <= Limit; i++)
 143     {
 144         ORDDEF *odp = Ordinals[i];
 145         if (!odp) fprintf( outfile, "0" );
 146         else switch(odp->type)
 147         {
 148         case TYPE_EXTERN:
 149             fprintf( outfile, "%s", odp->u.ext.link_name );
 150             break;
 151         case TYPE_STDCALL:
 152         case TYPE_STDCALL64:
 153         case TYPE_VARARGS:
 154         case TYPE_CDECL:
 155             fprintf( outfile, "%s", odp->u.func.link_name);
 156             break;
 157         case TYPE_STUB:
 158             fprintf( outfile, "__stub_%d", i );
 159             break;
 160         case TYPE_REGISTER:
 161             fprintf( outfile, "__regs_%d", i );
 162             break;
 163         case TYPE_FORWARD:
 164             fprintf( outfile, "(func_ptr)&exports.exp.forwards[%d] /* %s */",
 165                      fwd_pos, odp->u.fwd.link_name );
 166             fwd_pos += strlen(odp->u.fwd.link_name) + 1;
 167             break;
 168         default:
 169             assert(0);
 170         }
 171         if (i < Limit) fprintf( outfile, ",\n      " );
 172         else fprintf( outfile, "\n    },\n" );
 173     }
 174
 175     if (nb_names)
 176     {
 177         /* output the function names */
 178
 179         fprintf( outfile, "    {\n" );
 180         for (i = 0; i < nb_names; i++)
 181         {
 182             if (i) fprintf( outfile, ",\n" );
 183             fprintf( outfile, "      \"%s\"", Names[i]->name );
 184         }
 185         fprintf( outfile, "\n    },\n" );
 186
 187         /* output the function ordinals */
 188
 189         fprintf( outfile, "    {\n     " );
 190         for (i = 0; i < nb_names; i++)
 191         {
 192             fprintf( outfile, "%4d", Names[i]->ordinal - Base );
 193             if (i < nb_names-1)
 194             {
 195                 fputc( ',', outfile );
 196                 if ((i % 8) == 7) fprintf( outfile, "\n     " );
 197             }
 198         }
 199         fprintf( outfile, "\n    },\n" );
 200         if (nb_names % 2) fprintf( outfile, "    0,\n" );
 201     }
 202
 203     /* output forwards */
 204
 205     if (fwd_size)
 206     {
 207         for (i = Base; i <= Limit; i++)
 208         {
 209             ORDDEF *odp = Ordinals[i];
 210             if (odp && odp->type == TYPE_FORWARD)
 211                 fprintf( outfile, "    \"%s\\0\"\n", odp->u.fwd.link_name );
 212         }
 213     }
 214
 215     /* output relays */
 216
 217 #ifdef __i386__
 218     fprintf( outfile, "  },\n  {\n" );
 219     for (i = Base; i <= Limit; i++)
 220     {
 221         ORDDEF *odp = Ordinals[i];
 222
 223         if (odp && ((odp->type == TYPE_STDCALL) ||
 224                     (odp->type == TYPE_STDCALL64) ||
 225                     (odp->type == TYPE_CDECL) ||
 226                     (odp->type == TYPE_REGISTER)))
 227         {
 228             unsigned int j, mask = 0;
 229             for (j = 0; odp->u.func.arg_types[j]; j++)
 230             {
 231                 if (odp->u.func.arg_types[j] == 't') mask |= 1<< (j*2);
 232                 if (odp->u.func.arg_types[j] == 'W') mask |= 2<< (j*2);
 233             }
 234
 235             switch(odp->type)
 236             {
 237             case TYPE_STDCALL64:
 238                 if (j < 16) mask |= 0x80000000;
 239                 /* fall through */
 240             case TYPE_STDCALL:
 241                 fprintf( outfile, "    { 0xe9, { 0,0,0,0 }, 0xc2, 0x%04x, %s, 0x%08x }",
 242                          strlen(odp->u.func.arg_types) * sizeof(int),
 243                          odp->u.func.link_name, mask );
 244                 break;
 245             case TYPE_CDECL:
 246                 fprintf( outfile, "    { 0xe9, { 0,0,0,0 }, 0xc3, 0x%04x, %s, 0x%08x }",
 247                          strlen(odp->u.func.arg_types) * sizeof(int),
 248                          odp->u.func.link_name, mask );
 249                 break;
 250             case TYPE_REGISTER:
 251                 fprintf( outfile, "    { 0xe9, { 0,0,0,0 }, 0xc3, 0x%04x, __regs_%d, 0x%08x }",
 252                          0x8000 | (strlen(odp->u.func.arg_types) * sizeof(int)), i, mask );
 253                 break;
 254             default:
 255                 assert(0);
 256             }
 257         }
 258         else fprintf( outfile, "    { 0, { 0,0,0,0 }, 0, 0, 0, 0 }" );
 259
 260         if (i < Limit) fprintf( outfile, ",\n" );
 261     }
 262 #endif  /* __i386__ */
 263
 264     fprintf( outfile, "  }\n};\n" );
 265 }
 266
 267
 268 /*******************************************************************
 269  *         BuildSpec32File
 270  *
 271  * Build a Win32 C file from a spec file.
 272  */
 273 void BuildSpec32File( FILE *outfile )
 274 {
 275     ORDDEF *odp;
 276     int i, fwd_size = 0, have_regs = FALSE;
 277     int nr_exports, nr_imports;
 278     int characteristics, subsystem;
 279     const char *init_func;
 280     DWORD page_size;
 281
 282 #ifdef HAVE_GETPAGESIZE
 283     page_size = getpagesize();
 284 #else
 285 # ifdef __svr4__
 286     page_size = sysconf(_SC_PAGESIZE);
 287 # else
 288 #   error Cannot get the page size on this platform
 289 # endif
 290 #endif
 291
 292     AssignOrdinals();
 293     nr_exports = Base <= Limit ? Limit - Base + 1 : 0;
 294
 295     fprintf( outfile, "/* File generated automatically from %s; do not edit! */\n\n",
 296              input_file_name );
 297     fprintf( outfile, "extern void BUILTIN32_Unimplemented( const char *dllname, const char *funcname );\n\n" );
 298
 299     /* Reserve some space for the PE header */
 300
 301     fprintf( outfile, "extern char pe_header[];\n" );
 302     fprintf( outfile, "asm(\".section .text\\n\\t\"\n" );
 303     fprintf( outfile, "    \".align %ld\\n\"\n", page_size );
 304     fprintf( outfile, "    \"pe_header:\\t.fill %ld,1,0\\n\\t\");\n", page_size );
 305
 306     fprintf( outfile, "static const char dllname[] = \"%s\";\n", DLLName );
 307
 308     /* Output the DLL functions prototypes */
 309
 310     for (i = 0, odp = EntryPoints; i < nb_entry_points; i++, odp++)
 311     {
 312         switch(odp->type)
 313         {
 314         case TYPE_EXTERN:
 315             fprintf( outfile, "extern void %s();\n", odp->u.ext.link_name );
 316             break;
 317         case TYPE_STDCALL:
 318         case TYPE_STDCALL64:
 319         case TYPE_VARARGS:
 320         case TYPE_CDECL:
 321             fprintf( outfile, "extern void %s();\n", odp->u.func.link_name );
 322             break;
 323         case TYPE_FORWARD:
 324             fwd_size += strlen(odp->u.fwd.link_name) + 1;
 325             break;
 326         case TYPE_REGISTER:
 327             fprintf( outfile, "extern void __regs_%d();\n", odp->ordinal );
 328             have_regs = TRUE;
 329             break;
 330         case TYPE_STUB:
 331             if (odp->name[0])
 332                 fprintf( outfile,
 333                          "static void __stub_%d() { BUILTIN32_Unimplemented(dllname,\"%s\"); }\n",
 334                          odp->ordinal, odp->name );
 335             else
 336                 fprintf( outfile,
 337                          "static void __stub_%d() { BUILTIN32_Unimplemented(dllname,\"%d\"); }\n",
 338                          odp->ordinal, odp->ordinal );
 339
 340             break;
 341         default:
 342             fprintf(stderr,"build: function type %d not available for Win32\n",
 343                     odp->type);
 344             exit(1);
 345         }
 346     }
 347
 348     /* Output code for all register functions */
 349
 350     if ( have_regs )
 351     {
 352         fprintf( outfile, "#ifndef __GNUC__\n" );
 353         fprintf( outfile, "static void __asm__dummy(void) {\n" );
 354         fprintf( outfile, "#endif /* !defined(__GNUC__) */\n" );
 355         for (i = 0, odp = EntryPoints; i < nb_entry_points; i++, odp++)
 356         {
 357             if (odp->type != TYPE_REGISTER) continue;
 358             fprintf( outfile,
 359                      "asm(\".align 4\\n\\t\"\n"
 360                      "    \".type " PREFIX "__regs_%d,@function\\n\\t\"\n"
 361                      "    \"" PREFIX "__regs_%d:\\n\\t\"\n"
 362                      "    \"call " PREFIX "CALL32_Regs\\n\\t\"\n"
 363                      "    \".long " PREFIX "%s\\n\\t\"\n"
 364                      "    \".byte %d,%d\");\n",
 365                      odp->ordinal, odp->ordinal, odp->u.func.link_name,
 366                      4 * strlen(odp->u.func.arg_types),
 367                      4 * strlen(odp->u.func.arg_types) );
 368         }
 369         fprintf( outfile, "#ifndef __GNUC__\n" );
 370         fprintf( outfile, "}\n" );
 371         fprintf( outfile, "#endif /* !defined(__GNUC__) */\n" );
 372     }
 373
 374     /* Output the exports and relay entry points */
 375
 376     output_exports( outfile, nr_exports, nb_names, fwd_size );
 377
 378     /* Output the DLL imports */
 379
 380     nr_imports = output_imports( outfile );
 381
 382     /* Output LibMain function */
 383
 384     init_func = DLLInitFunc[0] ? DLLInitFunc : NULL;
 385     characteristics = subsystem = 0;
 386     switch(SpecMode)
 387     {
 388     case SPEC_MODE_DLL:
 389         if (init_func) fprintf( outfile, "extern void %s();\n", init_func );
 390         characteristics = IMAGE_FILE_DLL;
 391         break;
 392     case SPEC_MODE_GUIEXE:
 393         if (!init_func) init_func = "WinMain";
 394         fprintf( outfile,
 395                  "\n#include <winbase.h>\n"
 396                  "static void exe_main(void)\n"
 397                  "{\n"
 398                  "    extern int PASCAL %s(HINSTANCE,HINSTANCE,LPSTR,INT);\n"
 399                  "    STARTUPINFOA info;\n"
 400                  "    LPSTR cmdline = GetCommandLineA();\n"
 401                  "    while (*cmdline && *cmdline != ' ') cmdline++;\n"
 402                  "    if (*cmdline) cmdline++;\n"
 403                  "    GetStartupInfoA( &info );\n"
 404                  "    if (!(info.dwFlags & STARTF_USESHOWWINDOW)) info.wShowWindow = 1;\n"
 405                  "    ExitProcess( %s( GetModuleHandleA(0), 0, cmdline, info.wShowWindow ) );\n"
 406                  "}\n\n", init_func, init_func );
 407         fprintf( outfile,
 408                  "int main( int argc, char *argv[] )\n"
 409                  "{\n"
 410                  "    extern void PROCESS_InitWinelib( int, char ** );\n"
 411                  "    PROCESS_InitWinelib( argc, argv );\n"
 412                  "    return 1;\n"
 413                  "}\n\n" );
 414         init_func = "exe_main";
 415         subsystem = IMAGE_SUBSYSTEM_WINDOWS_GUI;
 416         break;
 417     case SPEC_MODE_CUIEXE:
 418         if (!init_func) init_func = "wine_main";
 419         fprintf( outfile,
 420                  "\n#include <winbase.h>\n"
 421                  "static void exe_main(void)\n"
 422                  "{\n"
 423                  "    extern int %s( int argc, char *argv[] );\n"
 424                  "    extern int _ARGC;\n"
 425                  "    extern char **_ARGV;\n"
 426                  "    ExitProcess( %s( _ARGC, _ARGV ) );\n"
 427                  "}\n\n", init_func, init_func );
 428         fprintf( outfile,
 429                  "int main( int argc, char *argv[] )\n"
 430                  "{\n"
 431                  "    extern void PROCESS_InitWinelib( int, char ** );\n"
 432                  "    PROCESS_InitWinelib( argc, argv );\n"
 433                  "    return 1;\n"
 434                  "}\n\n" );
 435         init_func = "exe_main";
 436         subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI;
 437         break;
 438     case SPEC_MODE_GUIEXE_NO_MAIN:
 439         if (init_func) fprintf( outfile, "extern void %s();\n", init_func );
 440         subsystem = IMAGE_SUBSYSTEM_WINDOWS_GUI;
 441         break;
 442     case SPEC_MODE_CUIEXE_NO_MAIN:
 443         if (init_func) fprintf( outfile, "extern void %s();\n", init_func );
 444         subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI;
 445         break;
 446     }
 447
 448     /* Output the DLL descriptor */
 449
 450     if (rsrc_name[0]) fprintf( outfile, "extern char %s[];\n\n", rsrc_name );
 451
 452     /* Output the NT header */
 453
 454     /* this is the IMAGE_NT_HEADERS structure, but we cannot include winnt.h here */
 455     fprintf( outfile, "static const struct image_nt_headers\n{\n" );
 456     fprintf( outfile, "  int Signature;\n" );
 457     fprintf( outfile, "  struct file_header {\n" );
 458     fprintf( outfile, "    short Machine;\n" );
 459     fprintf( outfile, "    short NumberOfSections;\n" );
 460     fprintf( outfile, "    int   TimeDateStamp;\n" );
 461     fprintf( outfile, "    void *PointerToSymbolTable;\n" );
 462     fprintf( outfile, "    int   NumberOfSymbols;\n" );
 463     fprintf( outfile, "    short SizeOfOptionalHeader;\n" );
 464     fprintf( outfile, "    short Characteristics;\n" );
 465     fprintf( outfile, "  } FileHeader;\n" );
 466     fprintf( outfile, "  struct opt_header {\n" );
 467     fprintf( outfile, "    short Magic;\n" );
 468     fprintf( outfile, "    char  MajorLinkerVersion, MinorLinkerVersion;\n" );
 469     fprintf( outfile, "    int   SizeOfCode;\n" );
 470     fprintf( outfile, "    int   SizeOfInitializedData;\n" );
 471     fprintf( outfile, "    int   SizeOfUninitializedData;\n" );
 472     fprintf( outfile, "    void *AddressOfEntryPoint;\n" );
 473     fprintf( outfile, "    void *BaseOfCode;\n" );
 474     fprintf( outfile, "    void *BaseOfData;\n" );
 475     fprintf( outfile, "    void *ImageBase;\n" );
 476     fprintf( outfile, "    int   SectionAlignment;\n" );
 477     fprintf( outfile, "    int   FileAlignment;\n" );
 478     fprintf( outfile, "    short MajorOperatingSystemVersion;\n" );
 479     fprintf( outfile, "    short MinorOperatingSystemVersion;\n" );
 480     fprintf( outfile, "    short MajorImageVersion;\n" );
 481     fprintf( outfile, "    short MinorImageVersion;\n" );
 482     fprintf( outfile, "    short MajorSubsystemVersion;\n" );
 483     fprintf( outfile, "    short MinorSubsystemVersion;\n" );
 484     fprintf( outfile, "    int   Win32VersionValue;\n" );
 485     fprintf( outfile, "    int   SizeOfImage;\n" );
 486     fprintf( outfile, "    int   SizeOfHeaders;\n" );
 487     fprintf( outfile, "    int   CheckSum;\n" );
 488     fprintf( outfile, "    short Subsystem;\n" );
 489     fprintf( outfile, "    short DllCharacteristics;\n" );
 490     fprintf( outfile, "    int   SizeOfStackReserve;\n" );
 491     fprintf( outfile, "    int   SizeOfStackCommit;\n" );
 492     fprintf( outfile, "    int   SizeOfHeapReserve;\n" );
 493     fprintf( outfile, "    int   SizeOfHeapCommit;\n" );
 494     fprintf( outfile, "    int   LoaderFlags;\n" );
 495     fprintf( outfile, "    int   NumberOfRvaAndSizes;\n" );
 496     fprintf( outfile, "    struct { void *VirtualAddress; int Size; } DataDirectory[%d];\n",
 497              IMAGE_NUMBEROF_DIRECTORY_ENTRIES );
 498     fprintf( outfile, "  } OptionalHeader;\n" );
 499     fprintf( outfile, "} nt_header = {\n" );
 500     fprintf( outfile, "  0x%04x,\n", IMAGE_NT_SIGNATURE );   /* Signature */
 501
 502     fprintf( outfile, "  { 0x%04x,\n", IMAGE_FILE_MACHINE_I386 );  /* Machine */
 503     fprintf( outfile, "    0, 0, 0, 0,\n" );
 504     fprintf( outfile, "    sizeof(nt_header.OptionalHeader),\n" ); /* SizeOfOptionalHeader */
 505     fprintf( outfile, "    0x%04x },\n", characteristics );        /* Characteristics */
 506
 507     fprintf( outfile, "  { 0x%04x,\n", IMAGE_NT_OPTIONAL_HDR_MAGIC );  /* Magic */
 508     fprintf( outfile, "    0, 0,\n" );                   /* Major/MinorLinkerVersion */
 509     fprintf( outfile, "    0, 0, 0,\n" );                /* SizeOfCode/Data */
 510     fprintf( outfile, "    %s,\n", init_func ? init_func : "0" );  /* AddressOfEntryPoint */
 511     fprintf( outfile, "    0, 0,\n" );                   /* BaseOfCode/Data */
 512     fprintf( outfile, "    pe_header,\n" );              /* ImageBase */
 513     fprintf( outfile, "    %ld,\n", page_size );         /* SectionAlignment */
 514     fprintf( outfile, "    %ld,\n", page_size );         /* FileAlignment */
 515     fprintf( outfile, "    1, 0,\n" );                   /* Major/MinorOperatingSystemVersion */
 516     fprintf( outfile, "    0, 0,\n" );                   /* Major/MinorImageVersion */
 517     fprintf( outfile, "    4, 0,\n" );                   /* Major/MinorSubsystemVersion */
 518     fprintf( outfile, "    0,\n" );                      /* Win32VersionValue */
 519     fprintf( outfile, "    %ld,\n", page_size );         /* SizeOfImage */
 520     fprintf( outfile, "    %ld,\n", page_size );         /* SizeOfHeaders */
 521     fprintf( outfile, "    0,\n" );                      /* CheckSum */
 522     fprintf( outfile, "    0x%04x,\n", subsystem );      /* Subsystem */
 523     fprintf( outfile, "    0, 0, 0, 0, 0, 0,\n" );
 524     fprintf( outfile, "    %d,\n", IMAGE_NUMBEROF_DIRECTORY_ENTRIES );  /* NumberOfRvaAndSizes */
 525     fprintf( outfile, "    {\n" );
 526     fprintf( outfile, "      { %s, %s },\n",  /* IMAGE_DIRECTORY_ENTRY_EXPORT */
 527              nr_exports ? "&exports" : "0", nr_exports ? "sizeof(exports.exp)" : "0" );
 528     fprintf( outfile, "      { %s, %s },\n",  /* IMAGE_DIRECTORY_ENTRY_IMPORT */
 529              nr_imports ? "&imports" : "0", nr_imports ? "sizeof(imports)" : "0" );
 530     fprintf( outfile, "      { %s, 0 },\n",   /* IMAGE_DIRECTORY_ENTRY_RESOURCE */
 531              rsrc_name[0] ? rsrc_name : "0" );
 532     fprintf( outfile, "    }\n  }\n};\n\n" );
 533
 534     /* Output the DLL constructor */
 535
 536     fprintf( outfile, "#ifdef __GNUC__\n" );
 537     fprintf( outfile, "static void %s_init(void) __attribute__((constructor));\n", DLLName );
 538     fprintf( outfile, "#else /* defined(__GNUC__) */\n" );
 539     fprintf( outfile, "static void __asm__dummy_dll_init(void) {\n" );
 540     fprintf( outfile, "asm(\"\\t.section\t.init ,\\\"ax\\\"\\n\"\n" );
 541     fprintf( outfile, "    \"\\tcall %s_init\\n\"\n", DLLName );
 542     fprintf( outfile, "    \"\\t.previous\\n\");\n" );
 543     fprintf( outfile, "}\n" );
 544     fprintf( outfile, "#endif /* defined(__GNUC__) */\n" );
 545     fprintf( outfile, "static void %s_init(void)\n{\n", DLLName );
 546     fprintf( outfile, "    extern void BUILTIN32_RegisterDLL( const struct image_nt_headers *, const char * );\n" );
 547     fprintf( outfile, "    BUILTIN32_RegisterDLL( &nt_header, \"%s\" );\n}\n", DLLFileName );
 548 }