reactos/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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include "config.h"
  23
  24 #include <stdio.h>
  25 #include <stdlib.h>
  26 #ifdef HAVE_UNISTD_H
  27 # include <unistd.h>
  28 #endif
  29 #include <string.h>
  30 #include <assert.h>
  31 #include <ctype.h>
  32 #include <signal.h>
  33 #ifdef HAVE_GETOPT_H
  34 # include <getopt.h>
  35 #endif
  36
  37 #define WIDL_FULLVERSION "0.1"
  38
  39 #include "widl.h"
  40 #include "utils.h"
  41 #include "parser.h"
  42 #include "wine/wpp.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 " WIDL_FULLVERSION "\n"
  83                         "Copyright 2002 Ove Kaaven\n";
  84
  85 int win32 = 1;
  86 int debuglevel = DEBUGLEVEL_NONE;
  87
  88 int pedantic = 0;
  89 static int do_everything = 1;
  90 int preprocess_only = 0;
  91 int do_header = 0;
  92 int do_typelib = 0;
  93 int do_proxies = 0;
  94 int do_client = 0;
  95 int do_server = 0;
  96 int no_preprocess = 0;
  97 int old_names = 0;
  98
  99 char *input_name;
 100 char *header_name;
 101 char *header_token;
 102 char *typelib_name;
 103 char *proxy_name;
 104 char *proxy_token;
 105 char *client_name;
 106 char *client_token;
 107 char *server_name;
 108 char *server_token;
 109 char *temp_name;
 110
 111 int line_number = 1;
 112
 113 FILE *header;
 114 FILE *proxy;
 115
 116 time_t now;
 117
 118 int getopt (int argc, char *const *argv, const char *optstring);
 119 static void rm_tempfile(void);
 120 static void segvhandler(int sig);
 121
 122 static const char* short_options =
 123     "cC:d:D:EhH:I:NpP:sS:tT:VW";
 124
 125 static struct option long_options[] = {
 126     {"oldnames", 0, 0, 1},
 127     { 0, 0, 0, 0 }
 128 };
 129
 130
 131 static char *make_token(const char *name)
 132 {
 133   char *token;
 134   char *slash;
 135   int i;
 136
 137   slash = strrchr(name, '/');
 138   if (slash) name = slash + 1;
 139
 140   token = xstrdup(name);
 141   for (i=0; token[i]; i++) {
 142     if (!isalnum(token[i])) token[i] = '_';
 143     else token[i] = toupper(token[i]);
 144   }
 145   return token;
 146 }
 147
 148 int main(int argc,char *argv[])
 149 {
 150   extern char* optarg;
 151   extern int   optind;
 152   int optc;
 153   int ret = 0;
 154   int opti = 0;
 155
 156   signal(SIGSEGV, segvhandler);
 157
 158   now = time(NULL);
 159
 160   while((optc = getopt_long(argc, argv, short_options, long_options, &opti)) != EOF) {
 161     switch (optc) {
 162     case 1:
 163       old_names = 1;
 164       break;
 165     case 'c':
 166       do_everything = 0;
 167       do_client = 1;
 168       break;
 169     case 'C':
 170       client_name = strdup(optarg);
 171       break;
 172     case 'd':
 173       debuglevel = strtol(optarg, NULL, 0);
 174       break;
 175     case 'D':
 176       wpp_add_cmdline_define(optarg);
 177       break;
 178     case 'E':
 179       do_everything = 0;
 180       preprocess_only = 1;
 181       break;
 182     case 'h':
 183       do_everything = 0;
 184       do_header = 1;
 185       break;
 186     case 'H':
 187       header_name = strdup(optarg);
 188       break;
 189     case 'I':
 190       wpp_add_include_path(optarg);
 191       break;
 192     case 'N':
 193       no_preprocess = 1;
 194       break;
 195     case 'p':
 196       do_everything = 0;
 197       do_proxies = 1;
 198       break;
 199     case 'P':
 200       proxy_name = strdup(optarg);
 201       break;
 202     case 's':
 203       do_everything = 0;
 204       do_server = 1;
 205       break;
 206     case 'S':
 207       server_name = strdup(optarg);
 208       break;
 209     case 't':
 210       do_everything = 0;
 211       do_typelib = 1;
 212       break;
 213     case 'T':
 214       typelib_name = strdup(optarg);
 215       break;
 216     case 'V':
 217       printf(version_string);
 218       return 0;
 219     case 'W':
 220       pedantic = 1;
 221       break;
 222     default:
 223       fprintf(stderr, usage);
 224       return 1;
 225     }
 226   }
 227
 228   if (do_everything) {
 229       do_header = do_typelib = do_proxies = do_client = do_server = 1;
 230   }
 231   if (optind < argc) {
 232     input_name = xstrdup(argv[optind]);
 233   }
 234   else {
 235     fprintf(stderr, usage);
 236     return 1;
 237   }
 238
 239   if (debuglevel)
 240   {
 241     setbuf(stdout,0);
 242     setbuf(stderr,0);
 243   }
 244
 245   yydebug = debuglevel & DEBUGLEVEL_TRACE ? 1 : 0;
 246   yy_flex_debug = debuglevel & DEBUGLEVEL_TRACE ? 1 : 0;
 247
 248   wpp_set_debug( (debuglevel & DEBUGLEVEL_PPLEX) != 0,
 249                  (debuglevel & DEBUGLEVEL_PPTRACE) != 0,
 250                  (debuglevel & DEBUGLEVEL_PPMSG) != 0 );
 251
 252   if (!header_name) {
 253     header_name = dup_basename(input_name, ".idl");
 254     strcat(header_name, ".h");
 255   }
 256
 257   if (!typelib_name && do_typelib) {
 258     typelib_name = dup_basename(input_name, ".idl");
 259     strcat(typelib_name, ".tlb");
 260   }
 261
 262   if (!proxy_name && do_proxies) {
 263     proxy_name = dup_basename(input_name, ".idl");
 264     proxy_token = xstrdup(proxy_name);
 265     strcat(proxy_name, "_p.c");
 266   }
 267
 268   if (!client_name && do_client) {
 269     client_name = dup_basename(input_name, ".idl");
 270     client_token = xstrdup(client_name);
 271     strcat(client_name, "_c.c");
 272   }
 273
 274   if (!server_name && do_server) {
 275     server_name = dup_basename(input_name, ".idl");
 276     server_token = xstrdup(server_name);
 277     strcat(server_name, "_s.c");
 278   }
 279
 280   wpp_add_cmdline_define("__WIDL__");
 281
 282   atexit(rm_tempfile);
 283   if (!no_preprocess)
 284   {
 285     chat("Starting preprocess\n");
 286
 287     if (!preprocess_only)
 288     {
 289         ret = wpp_parse_temp( input_name, header_name, &temp_name );
 290     }
 291     else
 292     {
 293         ret = wpp_parse( input_name, stdout );
 294     }
 295
 296     if(ret) exit(1);
 297     if(preprocess_only) exit(0);
 298     if(!(yyin = fopen(temp_name, "r"))) {
 299       fprintf(stderr, "Could not open %s for input\n", temp_name);
 300       return 1;
 301     }
 302   }
 303   else {
 304     if(!(yyin = fopen(input_name, "r"))) {
 305       fprintf(stderr, "Could not open %s for input\n", input_name);
 306       return 1;
 307     }
 308   }
 309
 310   if(do_header) {
 311     header_token = make_token(header_name);
 312
 313     if(!(header = fopen(header_name, "w"))) {
 314       fprintf(stderr, "Could not open %s for output\n", header_name);
 315       return 1;
 316     }
 317     fprintf(header, "/*** Autogenerated by WIDL %s from %s - Do not edit ***/\n", WIDL_FULLVERSION, input_name);
 318     fprintf(header, "#include <rpc.h>\n" );
 319     fprintf(header, "#include <rpcndr.h>\n\n" );
 320     fprintf(header, "#ifndef __WIDL_%s\n", header_token);
 321     fprintf(header, "#define __WIDL_%s\n", header_token);
 322     fprintf(header, "#ifdef __cplusplus\n");
 323     fprintf(header, "extern \"C\" {\n");
 324     fprintf(header, "#endif\n");
 325   }
 326
 327   ret = yyparse();
 328
 329   if(do_header) {
 330     fprintf(header, "#ifdef __cplusplus\n");
 331     fprintf(header, "}\n");
 332     fprintf(header, "#endif\n");
 333     fprintf(header, "#endif /* __WIDL_%s */\n", header_token);
 334     fclose(header);
 335   }
 336
 337   fclose(yyin);
 338
 339   if(ret) {
 340     exit(1);
 341   }
 342   header_name = NULL;
 343   client_name = NULL;
 344   server_name = NULL;
 345   return 0;
 346 }
 347
 348 static void rm_tempfile(void)
 349 {
 350   abort_import();
 351   if(temp_name)
 352     unlink(temp_name);
 353   if (header_name)
 354     unlink(header_name);
 355   if (client_name)
 356     unlink(client_name);
 357   if (server_name)
 358     unlink(server_name);
 359 }
 360
 361 static void segvhandler(int sig)
 362 {
 363   fprintf(stderr, "\n%s:%d: Oops, segment violation\n", input_name, line_number);
 364   fflush(stdout);
 365   fflush(stderr);
 366   abort();
 367 }