tools/widl/widl.c

   1 /*
   2  * IDL Compiler
   3  *
   4  * Copyright 2002 Ove Kaaven
   5  * based on WRC code by Bertho Stultiens
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "config.h"
  23 #include "wine/port.h"
  24
  25 #include <stdio.h>
  26 #include <stdlib.h>
  27 #ifdef HAVE_UNISTD_H
  28 # include <unistd.h>
  29 #endif
  30 #include <string.h>
  31 #include <assert.h>
  32 #include <ctype.h>
  33 #include <signal.h>
  34 #ifdef HAVE_GETOPT_H
  35 # include <getopt.h>
  36 #endif
  37
  38 #include "widl.h"
  39 #include "utils.h"
  40 #include "parser.h"
  41 #include "wine/wpp.h"
  42 #include "header.h"
  43
  44 /* future options to reserve characters for: */
  45 /* a = alignment of structures */
  46 /* A = ACF input filename */
  47 /* J = do not search standard include path */
  48 /* O = generate interpreted stubs */
  49 /* u = UUID file only? */
  50 /* U = UUID filename */
  51 /* w = select win16/win32 output (?) */
  52
  53 static char usage[] =
  54 "Usage: widl [options...] infile.idl\n"
  55 "   -c          Generate client stub\n"
  56 "   -C file     Name of client stub file (default is infile_c.c)\n"
  57 "   -d n        Set debug level to 'n'\n"
  58 "   -D id[=val] Define preprocessor identifier id=val\n"
  59 "   -E          Preprocess only\n"
  60 "   -h          Generate headers\n"
  61 "   -H file     Name of header file (default is infile.h)\n"
  62 "   -I path     Set include search dir to path (multiple -I allowed)\n"
  63 "   -N          Do not preprocess input\n"
  64 "   --oldnames  Use old naming conventions\n"
  65 "   -p          Generate proxy\n"
  66 "   -P file     Name of proxy file (default is infile_p.c)\n"
  67 "   -s          Generate server stub\n"
  68 "   -S file     Name of server stub file (default is infile_s.c)\n"
  69 "   -t          Generate typelib\n"
  70 "   -T file     Name of typelib file (default is infile.tlb)\n"
  71 "   -V          Print version and exit\n"
  72 "   -W          Enable pedantic warnings\n"
  73 "Debug level 'n' is a bitmask with following meaning:\n"
  74 "    * 0x01 Tell which resource is parsed (verbose mode)\n"
  75 "    * 0x02 Dump internal structures\n"
  76 "    * 0x04 Create a parser trace (yydebug=1)\n"
  77 "    * 0x08 Preprocessor messages\n"
  78 "    * 0x10 Preprocessor lex messages\n"
  79 "    * 0x20 Preprocessor yacc trace\n"
  80 ;
  81
  82 static const char version_string[] = "Wine IDL Compiler version " PACKAGE_VERSION "\n"
  83                         "Copyright 2002 Ove Kaaven\n";
  84
  85 int win32 = 1;
  86 int debuglevel = DEBUGLEVEL_NONE;
  87 int yy_flex_debug;
  88
  89 int pedantic = 0;
  90 static int do_everything = 1;
  91 int preprocess_only = 0;
  92 int do_header = 0;
  93 int do_typelib = 0;
  94 int do_proxies = 0;
  95 int do_client = 0;
  96 int do_server = 0;
  97 int no_preprocess = 0;
  98 int old_names = 0;
  99
 100 char *input_name;
 101 char *header_name;
 102 char *header_token;
 103 char *typelib_name;
 104 char *proxy_name;
 105 char *proxy_token;
 106 char *client_name;
 107 char *client_token;
 108 char *server_name;
 109 char *server_token;
 110 char *temp_name;
 111
 112 int line_number = 1;
 113
 114 FILE *header;
 115 FILE *proxy;
 116
 117 time_t now;
 118
 119 static const char *short_options =
 120     "cC:d:D:EhH:I:NpP:sS:tT:VW";
 121 static struct option long_options[] = {
 122     { "oldnames", 0, 0, 1 },
 123     { 0, 0, 0, 0 }
 124 };
 125
 126 static void rm_tempfile(void);
 127 static void segvhandler(int sig);
 128
 129 static char *make_token(const char *name)
 130 {
 131   char *token;
 132   char *slash;
 133   int i;
 134
 135   slash = strrchr(name, '/');
 136   if (slash) name = slash + 1;
 137
 138   token = xstrdup(name);
 139   for (i=0; token[i]; i++) {
 140     if (!isalnum(token[i])) token[i] = '_';
 141     else token[i] = toupper(token[i]);
 142   }
 143   return token;
 144 }
 145
 146 /* duplicate a basename into a valid C token */
 147 static char *dup_basename_token(const char *name, const char *ext)
 148 {
 149     char *p, *ret = dup_basename( name, ext );
 150     /* map invalid characters to '_' */
 151     for (p = ret; *p; p++) if (!isalnum(*p)) *p = '_';
 152     return ret;
 153 }
 154
 155 int main(int argc,char *argv[])
 156 {
 157   extern char* optarg;
 158   extern int   optind;
 159   int optc;
 160   int ret = 0;
 161   int opti = 0;
 162
 163   signal(SIGSEGV, segvhandler);
 164
 165   now = time(NULL);
 166
 167   while((optc = getopt_long(argc, argv, short_options, long_options, &opti)) != EOF) {
 168     switch(optc) {
 169     case 1:
 170       old_names = 1;
 171       break;
 172     case 'c':
 173       do_everything = 0;
 174       do_client = 1;
 175       break;
 176     case 'C':
 177       client_name = strdup(optarg);
 178       break;
 179     case 'd':
 180       debuglevel = strtol(optarg, NULL, 0);
 181       break;
 182     case 'D':
 183       wpp_add_cmdline_define(optarg);
 184       break;
 185     case 'E':
 186       do_everything = 0;
 187       preprocess_only = 1;
 188       break;
 189     case 'h':
 190       do_everything = 0;
 191       do_header = 1;
 192       break;
 193     case 'H':
 194       header_name = strdup(optarg);
 195       break;
 196     case 'I':
 197       wpp_add_include_path(optarg);
 198       break;
 199     case 'N':
 200       no_preprocess = 1;
 201       break;
 202     case 'p':
 203       do_everything = 0;
 204       do_proxies = 1;
 205       break;
 206     case 'P':
 207       proxy_name = strdup(optarg);
 208       break;
 209     case 's':
 210       do_everything = 0;
 211       do_server = 1;
 212       break;
 213     case 'S':
 214       server_name = strdup(optarg);
 215       break;
 216     case 't':
 217       do_everything = 0;
 218       do_typelib = 1;
 219       break;
 220     case 'T':
 221       typelib_name = strdup(optarg);
 222       break;
 223     case 'V':
 224       printf(version_string);
 225       return 0;
 226     case 'W':
 227       pedantic = 1;
 228       break;
 229     default:
 230       fprintf(stderr, usage);
 231       return 1;
 232     }
 233   }
 234
 235   if(do_everything) {
 236       do_header = do_typelib = do_proxies = do_client = do_server = 1;
 237   }
 238   if(optind < argc) {
 239     input_name = xstrdup(argv[optind]);
 240   }
 241   else {
 242     fprintf(stderr, usage);
 243     return 1;
 244   }
 245
 246   if(debuglevel)
 247   {
 248     setbuf(stdout,0);
 249     setbuf(stderr,0);
 250   }
 251
 252   yydebug = debuglevel & DEBUGLEVEL_TRACE ? 1 : 0;
 253   yy_flex_debug = debuglevel & DEBUGLEVEL_TRACE ? 1 : 0;
 254
 255   wpp_set_debug( (debuglevel & DEBUGLEVEL_PPLEX) != 0,
 256                  (debuglevel & DEBUGLEVEL_PPTRACE) != 0,
 257                  (debuglevel & DEBUGLEVEL_PPMSG) != 0 );
 258
 259   if (!header_name) {
 260     header_name = dup_basename(input_name, ".idl");
 261     strcat(header_name, ".h");
 262   }
 263
 264   if (!typelib_name && do_typelib) {
 265     typelib_name = dup_basename(input_name, ".idl");
 266     strcat(typelib_name, ".tlb");
 267   }
 268
 269   if (!proxy_name && do_proxies) {
 270     proxy_name = dup_basename(input_name, ".idl");
 271     strcat(proxy_name, "_p.c");
 272   }
 273
 274   if (!client_name && do_client) {
 275     client_name = dup_basename(input_name, ".idl");
 276     strcat(client_name, "_c.c");
 277   }
 278
 279   if (!server_name && do_server) {
 280     server_name = dup_basename(input_name, ".idl");
 281     strcat(server_name, "_s.c");
 282   }
 283
 284   if (do_proxies) proxy_token = dup_basename_token(proxy_name,"_p.c");
 285   if (do_client) client_token = dup_basename_token(client_name,"_c.c");
 286   if (do_server) server_token = dup_basename_token(server_name,"_s.c");
 287
 288   wpp_add_cmdline_define("__WIDL__");
 289
 290   atexit(rm_tempfile);
 291   if (!no_preprocess)
 292   {
 293     chat("Starting preprocess\n");
 294
 295     if (!preprocess_only)
 296     {
 297         ret = wpp_parse_temp( input_name, header_name, &temp_name );
 298     }
 299     else
 300     {
 301         ret = wpp_parse( input_name, stdout );
 302     }
 303
 304     if(ret) exit(1);
 305     if(preprocess_only) exit(0);
 306     if(!(yyin = fopen(temp_name, "r"))) {
 307       fprintf(stderr, "Could not open %s for input\n", temp_name);
 308       return 1;
 309     }
 310   }
 311   else {
 312     if(!(yyin = fopen(input_name, "r"))) {
 313       fprintf(stderr, "Could not open %s for input\n", input_name);
 314       return 1;
 315     }
 316   }
 317
 318   if(do_header) {
 319     header_token = make_token(header_name);
 320
 321     if(!(header = fopen(header_name, "w"))) {
 322       fprintf(stderr, "Could not open %s for output\n", header_name);
 323       return 1;
 324     }
 325     fprintf(header, "/*** Autogenerated by WIDL %s from %s - Do not edit ***/\n", PACKAGE_VERSION, input_name);
 326     fprintf(header, "#include <rpc.h>\n" );
 327     fprintf(header, "#include <rpcndr.h>\n\n" );
 328     fprintf(header, "#ifndef __WIDL_%s\n", header_token);
 329     fprintf(header, "#define __WIDL_%s\n", header_token);
 330     fprintf(header, "#ifdef __cplusplus\n");
 331     fprintf(header, "extern \"C\" {\n");
 332     fprintf(header, "#endif\n");
 333   }
 334
 335   ret = yyparse();
 336
 337   if(do_header) {
 338     fprintf(header, "/* Begin additional prototypes for all interfaces */\n");
 339     fprintf(header, "\n");
 340     write_user_types();
 341     fprintf(header, "\n");
 342     fprintf(header, "/* End additional prototypes */\n");
 343     fprintf(header, "\n");
 344     fprintf(header, "#ifdef __cplusplus\n");
 345     fprintf(header, "}\n");
 346     fprintf(header, "#endif\n");
 347     fprintf(header, "#endif /* __WIDL_%s */\n", header_token);
 348     fclose(header);
 349   }
 350
 351   fclose(yyin);
 352
 353   if(ret) {
 354     exit(1);
 355   }
 356   header_name = NULL;
 357   client_name = NULL;
 358   server_name = NULL;
 359   return 0;
 360 }
 361
 362 static void rm_tempfile(void)
 363 {
 364   abort_import();
 365   if(temp_name)
 366     unlink(temp_name);
 367   if (header_name)
 368     unlink(header_name);
 369   if (client_name)
 370     unlink(client_name);
 371   if (server_name)
 372     unlink(server_name);
 373 }
 374
 375 static void segvhandler(int sig)
 376 {
 377   fprintf(stderr, "\n%s:%d: Oops, segment violation\n", input_name, line_number);
 378   fflush(stdout);
 379   fflush(stderr);
 380   abort();
 381 }