reactos/tools/winebuild/main.c

   1 /*
   2  * Main function
   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
  27 #include <assert.h>
  28 #include <stdio.h>
  29 #include <signal.h>
  30 #include <errno.h>
  31 #include <string.h>
  32 #include <stdarg.h>
  33 #include <ctype.h>
  34 #ifdef HAVE_GETOPT_H
  35 # include <getopt.h>
  36 #endif
  37
  38 #include "winglue.h"
  39 #include "build.h"
  40
  41 int UsePIC = 0;
  42 int nb_debug_channels = 0;
  43 int nb_lib_paths = 0;
  44 int nb_errors = 0;
  45 int display_warnings = 0;
  46 int kill_at = 0;
  47
  48 /* we only support relay debugging on i386 */
  49 #ifdef __i386__
  50 int debugging = 1;
  51 #else
  52 int debugging = 0;
  53 #endif
  54
  55 char **debug_channels = NULL;
  56 char **lib_path = NULL;
  57
  58 char *input_file_name = NULL;
  59 const char *output_file_name = NULL;
  60
  61 char *ld_command = "ld";
  62 char *nm_command = "nm";
  63
  64 static FILE *output_file;
  65 static const char *current_src_dir;
  66 static int nb_res_files;
  67 static char **res_files;
  68 static char *spec_file_name;
  69
  70 /* execution mode */
  71 enum exec_mode_values
  72 {
  73     MODE_NONE,
  74     MODE_DLL,
  75     MODE_EXE,
  76     MODE_DEF,
  77     MODE_DEBUG,
  78     MODE_RELAY16,
  79     MODE_RELAY32,
  80     MODE_PEDLL
  81 };
  82
  83 static enum exec_mode_values exec_mode = MODE_NONE;
  84
  85 /* set the dll file name from the input file name */
  86 static void set_dll_file_name( const char *name, DLLSPEC *spec )
  87 {
  88     char *p;
  89
  90     if (spec->file_name) return;
  91
  92     if ((p = strrchr( name, '\\' ))) name = p + 1;
  93     if ((p = strrchr( name, '/' ))) name = p + 1;
  94     spec->file_name = xmalloc( strlen(name) + 5 );
  95     strcpy( spec->file_name, name );
  96     if ((p = strrchr( spec->file_name, '.' )))
  97     {
  98         if (!strcmp( p, ".spec" ) || !strcmp( p, ".def" )) *p = 0;
  99     }
 100     if (!strchr( spec->file_name, '.' )) strcat( spec->file_name, ".dll" );
 101 }
 102
 103 /* set the dll subsystem */
 104 static void set_subsystem( const char *subsystem, DLLSPEC *spec )
 105 {
 106     char *major, *minor, *str = xstrdup( subsystem );
 107
 108     if ((major = strchr( str, ':' ))) *major++ = 0;
 109     if (!strcmp( str, "native" )) spec->subsystem = IMAGE_SUBSYSTEM_NATIVE;
 110     else if (!strcmp( str, "windows" )) spec->subsystem = IMAGE_SUBSYSTEM_WINDOWS_GUI;
 111     else if (!strcmp( str, "console" )) spec->subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI;
 112     else fatal_error( "Invalid subsystem name '%s'\n", subsystem );
 113     if (major)
 114     {
 115         if ((minor = strchr( major, '.' )))
 116         {
 117             *minor++ = 0;
 118             spec->subsystem_minor = atoi( minor );
 119         }
 120         spec->subsystem_major = atoi( major );
 121     }
 122     free( str );
 123 }
 124
 125 /* cleanup on program exit */
 126 static void cleanup(void)
 127 {
 128     if (output_file_name) unlink( output_file_name );
 129 }
 130
 131 /* clean things up when aborting on a signal */
 132 static void exit_on_signal( int sig )
 133 {
 134     exit(1);  /* this will call atexit functions */
 135 }
 136
 137 /*******************************************************************
 138  *         command-line option handling
 139  */
 140 static const char usage_str[] =
 141 "Usage: winebuild [OPTIONS] [FILES]\n\n"
 142 "Options:\n"
 143 "    -C --source-dir=DIR     Look for source files in DIR\n"
 144 "    -d --delay-lib=LIB      Import the specified library in delayed mode\n"
 145 "    -D SYM                  Ignored for C flags compatibility\n"
 146 "    -e --entry=FUNC         Set the DLL entry point function (default: DllMain)\n"
 147 "    -f FLAGS                Compiler flags (only -fPIC is supported)\n"
 148 "    -F --filename=DLLFILE   Set the DLL filename (default: from input file name)\n"
 149 "    -h --help               Display this help message\n"
 150 "    -H --heap=SIZE          Set the heap size for a Win16 dll\n"
 151 "    -i --ignore=SYM[,SYM]   Ignore specified symbols when resolving imports\n"
 152 "    -I DIR                  Ignored for C flags compatibility\n"
 153 "    -k --kill-at            Kill stdcall decorations in generated .def files\n"
 154 "    -K FLAGS                Compiler flags (only -KPIC is supported)\n"
 155 "       --ld-cmd=LD          Command to use for linking (default: ld)\n"
 156 "    -l --library=LIB        Import the specified library\n"
 157 "    -L --library-path=DIR   Look for imports libraries in DIR\n"
 158 "    -M --main-module=MODULE Set the name of the main module for a Win16 dll\n"
 159 "       --nm-cmd=NM          Command to use to get undefined symbols (default: nm)\n"
 160 "    -N --dll-name=DLLNAME   Set the DLL name (default: from input file name)\n"
 161 "    -o --output=NAME        Set the output file name (default: stdout)\n"
 162 "    -r --res=RSRC.RES       Load resources from RSRC.RES\n"
 163 "       --subsystem=SUBSYS   Set the subsystem (one of native, windows, console)\n"
 164 "       --version            Print the version and exit\n"
 165 "    -w --warnings           Turn on warnings\n"
 166 "\nMode options:\n"
 167 "       --dll=FILE           Build a .c file from a .spec or .def file\n"
 168 "       --def=FILE.SPEC      Build a .def file from a spec file\n"
 169 "       --exe=NAME           Build a .c file for the named executable\n"
 170 "       --debug [FILES]      Build a .c file with the debug channels declarations\n"
 171 "       --relay16            Build the 16-bit relay assembly routines\n"
 172 "       --relay32            Build the 32-bit relay assembly routines\n"
 173 "       --pedll              Build a .c file for PE dll\n\n"
 174 "The mode options are mutually exclusive; you must specify one and only one.\n\n";
 175
 176 enum long_options_values
 177 {
 178     LONG_OPT_DLL = 1,
 179     LONG_OPT_DEF,
 180     LONG_OPT_EXE,
 181     LONG_OPT_DEBUG,
 182     LONG_OPT_LDCMD,
 183     LONG_OPT_NMCMD,
 184     LONG_OPT_RELAY16,
 185     LONG_OPT_RELAY32,
 186     LONG_OPT_SUBSYSTEM,
 187     LONG_OPT_VERSION,
 188     LONG_OPT_PEDLL
 189 };
 190
 191 static const char short_options[] = "C:D:F:H:I:K:L:M:N:d:e:f:hi:kl:m:o:r:w";
 192
 193 static const struct option long_options[] =
 194 {
 195     { "dll",      1, 0, LONG_OPT_DLL },
 196     { "def",      1, 0, LONG_OPT_DEF },
 197     { "exe",      1, 0, LONG_OPT_EXE },
 198     { "debug",    0, 0, LONG_OPT_DEBUG },
 199     { "ld-cmd",   1, 0, LONG_OPT_LDCMD },
 200     { "nm-cmd",   1, 0, LONG_OPT_NMCMD },
 201     { "relay16",  0, 0, LONG_OPT_RELAY16 },
 202     { "relay32",  0, 0, LONG_OPT_RELAY32 },
 203     { "subsystem",1, 0, LONG_OPT_SUBSYSTEM },
 204     { "version",  0, 0, LONG_OPT_VERSION },
 205     { "pedll",    1, 0, LONG_OPT_PEDLL },
 206     /* aliases for short options */
 207     { "source-dir",    1, 0, 'C' },
 208     { "delay-lib",     1, 0, 'd' },
 209     { "entry",         1, 0, 'e' },
 210     { "filename",      1, 0, 'F' },
 211     { "help",          0, 0, 'h' },
 212     { "heap",          1, 0, 'H' },
 213     { "ignore",        1, 0, 'i' },
 214     { "kill-at",       0, 0, 'k' },
 215     { "library",       1, 0, 'l' },
 216     { "library-path",  1, 0, 'L' },
 217     { "main-module",   1, 0, 'M' },
 218     { "dll-name",      1, 0, 'N' },
 219     { "output",        1, 0, 'o' },
 220     { "res",           1, 0, 'r' },
 221     { "warnings",      0, 0, 'w' },
 222     { NULL,            0, 0, 0 }
 223 };
 224
 225 static void usage( int exit_code )
 226 {
 227     fprintf( stderr, "%s", usage_str );
 228     exit( exit_code );
 229 }
 230
 231 static void set_exec_mode( enum exec_mode_values mode )
 232 {
 233     if (exec_mode != MODE_NONE) usage(1);
 234     exec_mode = mode;
 235 }
 236
 237 /* parse options from the argv array and remove all the recognized ones */
 238 static char **parse_options( int argc, char **argv, DLLSPEC *spec )
 239 {
 240     char *p;
 241     int optc;
 242
 243     while ((optc = getopt_long( argc, argv, short_options, long_options, NULL )) != -1)
 244     {
 245         switch(optc)
 246         {
 247         case 'C':
 248             current_src_dir = optarg;
 249             break;
 250         case 'D':
 251             /* ignored */
 252             break;
 253         case 'F':
 254             spec->file_name = xstrdup( optarg );
 255             break;
 256         case 'H':
 257             if (!isdigit(optarg[0]))
 258                 fatal_error( "Expected number argument with -H option instead of '%s'\n", optarg );
 259             spec->heap_size = atoi(optarg);
 260             if (spec->heap_size > 65535)
 261                 fatal_error( "Invalid heap size %d, maximum is 65535\n", spec->heap_size );
 262             break;
 263         case 'I':
 264             /* ignored */
 265             break;
 266         case 'K':
 267             /* ignored, because cc generates correct code. */
 268             break;
 269         case 'L':
 270             lib_path = xrealloc( lib_path, (nb_lib_paths+1) * sizeof(*lib_path) );
 271             lib_path[nb_lib_paths++] = xstrdup( optarg );
 272             break;
 273         case 'M':
 274             spec->owner_name = xstrdup( optarg );
 275             spec->type = SPEC_WIN16;
 276             break;
 277         case 'N':
 278             spec->dll_name = xstrdup( optarg );
 279             break;
 280         case 'd':
 281             add_import_dll( optarg, 1 );
 282             break;
 283         case 'e':
 284             spec->init_func = xstrdup( optarg );
 285             if ((p = strchr( spec->init_func, '@' ))) *p = 0;  /* kill stdcall decoration */
 286             break;
 287         case 'f':
 288             if (!strcmp( optarg, "PIC") || !strcmp( optarg, "pic")) UsePIC = 1;
 289             /* ignore all other flags */
 290             break;
 291         case 'h':
 292             usage(0);
 293             break;
 294         case 'i':
 295             {
 296                 char *str = xstrdup( optarg );
 297                 char *token = strtok( str, "," );
 298                 while (token)
 299                 {
 300                     add_ignore_symbol( token );
 301                     token = strtok( NULL, "," );
 302                 }
 303                 free( str );
 304             }
 305             break;
 306         case 'k':
 307             kill_at = 1;
 308             break;
 309         case 'l':
 310             add_import_dll( optarg, 0 );
 311             break;
 312         case 'o':
 313             if (unlink( optarg ) == -1 && errno != ENOENT)
 314                 fatal_error( "Unable to create output file '%s'\n", optarg );
 315             if (!(output_file = fopen( optarg, "w" )))
 316                 fatal_error( "Unable to create output file '%s'\n", optarg );
 317             output_file_name = xstrdup(optarg);
 318             atexit( cleanup );  /* make sure we remove the output file on exit */
 319             break;
 320         case 'r':
 321             res_files = xrealloc( res_files, (nb_res_files+1) * sizeof(*res_files) );
 322             res_files[nb_res_files++] = xstrdup( optarg );
 323             break;
 324         case 'w':
 325             display_warnings = 1;
 326             break;
 327         case LONG_OPT_DLL:
 328             set_exec_mode( MODE_DLL );
 329             spec_file_name = xstrdup( optarg );
 330             set_dll_file_name( optarg, spec );
 331             break;
 332         case LONG_OPT_DEF:
 333             set_exec_mode( MODE_DEF );
 334             spec_file_name = xstrdup( optarg );
 335             set_dll_file_name( optarg, spec );
 336             break;
 337         case LONG_OPT_EXE:
 338             set_exec_mode( MODE_EXE );
 339             if ((p = strrchr( optarg, '/' ))) p++;
 340             else p = optarg;
 341             spec->file_name = xmalloc( strlen(p) + 5 );
 342             strcpy( spec->file_name, p );
 343             if (!strchr( spec->file_name, '.' )) strcat( spec->file_name, ".exe" );
 344             if (!spec->subsystem) spec->subsystem = IMAGE_SUBSYSTEM_WINDOWS_GUI;
 345             break;
 346         case LONG_OPT_DEBUG:
 347             set_exec_mode( MODE_DEBUG );
 348             break;
 349         case LONG_OPT_LDCMD:
 350             ld_command = xstrdup( optarg );
 351             break;
 352         case LONG_OPT_NMCMD:
 353             nm_command = xstrdup( optarg );
 354             break;
 355         case LONG_OPT_RELAY16:
 356             set_exec_mode( MODE_RELAY16 );
 357             break;
 358         case LONG_OPT_RELAY32:
 359             set_exec_mode( MODE_RELAY32 );
 360             break;
 361         case LONG_OPT_SUBSYSTEM:
 362             set_subsystem( optarg, spec );
 363             break;
 364         case LONG_OPT_VERSION:
 365             printf( "winebuild version " PACKAGE_VERSION "\n" );
 366             exit(0);
 367         case LONG_OPT_PEDLL:
 368             set_exec_mode( MODE_PEDLL );
 369             spec_file_name = xstrdup( optarg );
 370             set_dll_file_name( optarg, spec );
 371             break;
 372         case '?':
 373             usage(1);
 374             break;
 375         }
 376     }
 377     return &argv[optind];
 378 }
 379
 380
 381 /* load all specified resource files */
 382 static void load_resources( char *argv[], DLLSPEC *spec )
 383 {
 384     int i;
 385     char **ptr, **last;
 386
 387     switch (spec->type)
 388     {
 389     case SPEC_WIN16:
 390         for (i = 0; i < nb_res_files; i++) load_res16_file( res_files[i], spec );
 391         break;
 392
 393     case SPEC_WIN32:
 394         for (i = 0; i < nb_res_files; i++)
 395         {
 396             if (!load_res32_file( res_files[i], spec ))
 397                 fatal_error( "%s is not a valid Win32 resource file\n", res_files[i] );
 398         }
 399
 400         /* load any resource file found in the remaining arguments */
 401         for (ptr = last = argv; *ptr; ptr++)
 402         {
 403             if (!load_res32_file( *ptr, spec ))
 404                 *last++ = *ptr; /* not a resource file, keep it in the list */
 405         }
 406         *last = NULL;
 407         break;
 408     }
 409 }
 410
 411 static int parse_input_file( DLLSPEC *spec )
 412 {
 413     FILE *input_file = open_input_file( NULL, spec_file_name );
 414     char *extension = strrchr( spec_file_name, '.' );
 415
 416     if (extension && !strcmp( extension, ".def" ))
 417         return parse_def_file( input_file, spec );
 418     else
 419         return parse_spec_file( input_file, spec );
 420     close_input_file( input_file );
 421 }
 422
 423
 424 /*******************************************************************
 425  *         main
 426  */
 427 int main(int argc, char **argv)
 428 {
 429     DLLSPEC *spec = alloc_dll_spec();
 430
 431 #ifdef SIGHUP
 432     signal( SIGHUP, exit_on_signal );
 433 #endif
 434     signal( SIGTERM, exit_on_signal );
 435     signal( SIGINT, exit_on_signal );
 436
 437     output_file = stdout;
 438     argv = parse_options( argc, argv, spec );
 439
 440     switch(exec_mode)
 441     {
 442     case MODE_DLL:
 443         spec->characteristics |= IMAGE_FILE_DLL;
 444         load_resources( argv, spec );
 445         if (!parse_input_file( spec )) break;
 446         switch (spec->type)
 447         {
 448             case SPEC_WIN16:
 449                 fatal_error( "Win16 specs are not supported in ReactOS version of winebuild\n" );
 450                 break;
 451             case SPEC_WIN32:
 452                 read_undef_symbols( argv );
 453                 BuildSpec32File( output_file, spec );
 454                 break;
 455             default: assert(0);
 456         }
 457         break;
 458     case MODE_EXE:
 459         if (spec->type == SPEC_WIN16) fatal_error( "Cannot build 16-bit exe files\n" );
 460         load_resources( argv, spec );
 461         read_undef_symbols( argv );
 462         BuildSpec32File( output_file, spec );
 463         break;
 464     case MODE_DEF:
 465         if (argv[0]) fatal_error( "file argument '%s' not allowed in this mode\n", argv[0] );
 466         if (spec->type == SPEC_WIN16) fatal_error( "Cannot yet build .def file for 16-bit dlls\n" );
 467         if (!parse_input_file( spec )) break;
 468         BuildDef32File( output_file, spec );
 469         break;
 470     case MODE_DEBUG:
 471         BuildDebugFile( output_file, current_src_dir, argv );
 472         break;
 473     case MODE_RELAY16:
 474         fatal_error( "Win16 relays are not supported in ReactOS version of winebuild\n" );
 475         break;
 476     case MODE_RELAY32:
 477         fatal_error( "Win32 relays are not supported in ReactOS version of winebuild\n" );
 478         break;
 479     case MODE_PEDLL:
 480         if (argv[0]) fatal_error( "file argument '%s' not allowed in this mode\n", argv[0] );
 481         if (!parse_input_file( spec )) break;
 482         BuildPedllFile( output_file, spec );
 483         break;
 484     default:
 485         usage(1);
 486         break;
 487     }
 488     if (nb_errors) exit(1);
 489     if (output_file_name)
 490     {
 491         fclose( output_file );
 492         output_file_name = NULL;
 493     }
 494     return 0;
 495 }