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
  34 #define WIDL_FULLVERSION "0.1"
  35
  36 #include "widl.h"
  37 #include "utils.h"
  38 #include "parser.h"
  39 #include "wine/wpp.h"
  40
  41 /* future options to reserve characters for: */
  42 /* a = alignment of structures */
  43 /* A = ACF input filename */
  44 /* J = do not search standard include path */
  45 /* O = generate interpreted stubs */
  46 /* u = UUID file only? */
  47 /* U = UUID filename */
  48 /* w = select win16/win32 output (?) */
  49
  50 static char usage[] =
  51 "Usage: widl [options...] infile.idl\n"
  52 "   -c          Generate client stub\n"
  53 "   -C file     Name of client stub file (default is infile_c.c)\n"
  54 "   -d n        Set debug level to 'n'\n"
  55 "   -D id[=val] Define preprocessor identifier id=val\n"
  56 "   -E          Preprocess only\n"
  57 "   -h          Generate headers\n"
  58 "   -H file     Name of header file (default is infile.h)\n"
  59 "   -I path     Set include search dir to path (multiple -I allowed)\n"
  60 "   -N          Do not preprocess input\n"
  61 "   -p          Generate proxy\n"
  62 "   -P file     Name of proxy file (default is infile_p.c)\n"
  63 "   -s          Generate server stub\n"
  64 "   -S file     Name of server stub file (default is infile_s.c)\n"
  65 "   -t          Generate typelib\n"
  66 "   -T file     Name of typelib file (default is infile.tlb)\n"
  67 "   -V          Print version and exit\n"
  68 "   -W          Enable pedantic warnings\n"
  69 "Debug level 'n' is a bitmask with following meaning:\n"
  70 "    * 0x01 Tell which resource is parsed (verbose mode)\n"
  71 "    * 0x02 Dump internal structures\n"
  72 "    * 0x04 Create a parser trace (yydebug=1)\n"
  73 "    * 0x08 Preprocessor messages\n"
  74 "    * 0x10 Preprocessor lex messages\n"
  75 "    * 0x20 Preprocessor yacc trace\n"
  76 ;
  77
  78 static const char version_string[] = "Wine IDL Compiler Version " WIDL_FULLVERSION "\n"
  79                         "Copyright 2002 Ove Kaaven\n";
  80
  81 int win32 = 1;
  82 int debuglevel = DEBUGLEVEL_NONE;
  83
  84 int pedantic = 0;
  85 static int do_everything = 1;
  86 int preprocess_only = 0;
  87 int do_header = 0;
  88 int do_typelib = 0;
  89 int do_proxies = 0;
  90 int do_client = 0;
  91 int do_server = 0;
  92 int no_preprocess = 0;
  93
  94 char *input_name;
  95 char *header_name;
  96 char *header_token;
  97 char *typelib_name;
  98 char *proxy_name;
  99 char *proxy_token;
 100 char *client_name;
 101 char *client_token;
 102 char *server_name;
 103 char *server_token;
 104 char *temp_name;
 105
 106 int line_number = 1;
 107
 108 FILE *header;
 109 FILE *proxy;
 110
 111 time_t now;
 112
 113 int getopt (int argc, char *const *argv, const char *optstring);
 114 static void rm_tempfile(void);
 115 static void segvhandler(int sig);
 116
 117 static char *make_token(const char *name)
 118 {
 119   char *token;
 120   char *slash;
 121   int i;
 122
 123   slash = strrchr(name, '/');
 124   if (slash) name = slash + 1;
 125
 126   token = xstrdup(name);
 127   for (i=0; token[i]; i++) {
 128     if (!isalnum(token[i])) token[i] = '_';
 129     else token[i] = toupper(token[i]);
 130   }
 131   return token;
 132 }
 133
 134 int main(int argc,char *argv[])
 135 {
 136   extern char* optarg;
 137   extern int   optind;
 138   int optc;
 139   int ret = 0;
 140
 141   signal(SIGSEGV, segvhandler);
 142
 143   now = time(NULL);
 144
 145   while((optc = getopt(argc, argv, "cC:d:D:EhH:I:NpP:sS:tT:VW")) != EOF) {
 146     switch(optc) {
 147     case 'c':
 148       do_everything = 0;
 149       do_client = 1;
 150       break;
 151     case 'C':
 152       client_name = strdup(optarg);
 153       break;
 154     case 'd':
 155       debuglevel = strtol(optarg, NULL, 0);
 156       break;
 157     case 'D':
 158       wpp_add_cmdline_define(optarg);
 159       break;
 160     case 'E':
 161       do_everything = 0;
 162       preprocess_only = 1;
 163       break;
 164     case 'h':
 165       do_everything = 0;
 166       do_header = 1;
 167       break;
 168     case 'H':
 169       header_name = strdup(optarg);
 170       break;
 171     case 'I':
 172       wpp_add_include_path(optarg);
 173       break;
 174     case 'N':
 175       no_preprocess = 1;
 176       break;
 177     case 'p':
 178       do_everything = 0;
 179       do_proxies = 1;
 180       break;
 181     case 'P':
 182       proxy_name = strdup(optarg);
 183       break;
 184     case 's':
 185       do_everything = 0;
 186       do_server = 1;
 187       break;
 188     case 'S':
 189       server_name = strdup(optarg);
 190       break;
 191     case 't':
 192       do_everything = 0;
 193       do_typelib = 1;
 194       break;
 195     case 'T':
 196       typelib_name = strdup(optarg);
 197       break;
 198     case 'V':
 199       printf(version_string);
 200       return 0;
 201     case 'W':
 202       pedantic = 1;
 203       break;
 204     default:
 205       fprintf(stderr, usage);
 206       return 1;
 207     }
 208   }
 209
 210   if(do_everything) {
 211       do_header = do_typelib = do_proxies = do_client = do_server = 1;
 212   }
 213   if(optind < argc) {
 214     input_name = xstrdup(argv[optind]);
 215   }
 216   else {
 217     fprintf(stderr, usage);
 218     return 1;
 219   }
 220
 221   if(debuglevel)
 222   {
 223     setbuf(stdout,0);
 224     setbuf(stderr,0);
 225   }
 226
 227   yydebug = debuglevel & DEBUGLEVEL_TRACE ? 1 : 0;
 228   yy_flex_debug = debuglevel & DEBUGLEVEL_TRACE ? 1 : 0;
 229
 230   wpp_set_debug( (debuglevel & DEBUGLEVEL_PPLEX) != 0,
 231                  (debuglevel & DEBUGLEVEL_PPTRACE) != 0,
 232                  (debuglevel & DEBUGLEVEL_PPMSG) != 0 );
 233
 234   if (!header_name && do_header) {
 235     header_name = dup_basename(input_name, ".idl");
 236     strcat(header_name, ".h");
 237   }
 238
 239   if (!typelib_name && do_typelib) {
 240     typelib_name = dup_basename(input_name, ".idl");
 241     strcat(typelib_name, ".tlb");
 242   }
 243
 244   if (!proxy_name && do_proxies) {
 245     proxy_name = dup_basename(input_name, ".idl");
 246     proxy_token = xstrdup(proxy_name);
 247     strcat(proxy_name, "_p.c");
 248   }
 249
 250   if (!client_name && do_client) {
 251     client_name = dup_basename(input_name, ".idl");
 252     client_token = xstrdup(client_name);
 253     strcat(client_name, "_c.c");
 254   }
 255
 256   if (!server_name && do_server) {
 257     server_name = dup_basename(input_name, ".idl");
 258     server_token = xstrdup(server_name);
 259     strcat(server_name, "_s.c");
 260   }
 261
 262   wpp_add_cmdline_define("__WIDL__");
 263
 264   atexit(rm_tempfile);
 265   if (!no_preprocess)
 266   {
 267     chat("Starting preprocess\n");
 268
 269     if (!preprocess_only)
 270     {
 271         ret = wpp_parse_temp( input_name, header_name, &temp_name );
 272     }
 273     else
 274     {
 275         ret = wpp_parse( input_name, stdout );
 276     }
 277
 278     if(ret) exit(1);
 279     if(preprocess_only) exit(0);
 280     if(!(yyin = fopen(temp_name, "r"))) {
 281       fprintf(stderr, "Could not open %s for input\n", temp_name);
 282       return 1;
 283     }
 284   }
 285   else {
 286     if(!(yyin = fopen(input_name, "r"))) {
 287       fprintf(stderr, "Could not open %s for input\n", input_name);
 288       return 1;
 289     }
 290   }
 291
 292   if(do_header) {
 293     header_token = make_token(header_name);
 294
 295     if(!(header = fopen(header_name, "w"))) {
 296       fprintf(stderr, "Could not open %s for output\n", header_name);
 297       return 1;
 298     }
 299     fprintf(header, "/*** Autogenerated by WIDL %s from %s - Do not edit ***/\n", WIDL_FULLVERSION, input_name);
 300     fprintf(header, "#include <rpc.h>\n" );
 301     fprintf(header, "#include <rpcndr.h>\n\n" );
 302     fprintf(header, "#ifndef __WIDL_%s\n", header_token);
 303     fprintf(header, "#define __WIDL_%s\n", header_token);
 304     fprintf(header, "#ifdef __cplusplus\n");
 305     fprintf(header, "extern \"C\" {\n");
 306     fprintf(header, "#endif\n");
 307   }
 308
 309   ret = yyparse();
 310
 311   if(do_header) {
 312     fprintf(header, "#ifdef __cplusplus\n");
 313     fprintf(header, "}\n");
 314     fprintf(header, "#endif\n");
 315     fprintf(header, "#endif /* __WIDL_%s */\n", header_token);
 316     fclose(header);
 317   }
 318
 319   fclose(yyin);
 320
 321   if(ret) {
 322     exit(1);
 323   }
 324   header_name = NULL;
 325   client_name = NULL;
 326   server_name = NULL;
 327   return 0;
 328 }
 329
 330 static void rm_tempfile(void)
 331 {
 332   abort_import();
 333   if(temp_name)
 334     unlink(temp_name);
 335   if (header_name)
 336     unlink(header_name);
 337   if (client_name)
 338     unlink(client_name);
 339   if (server_name)
 340     unlink(server_name);
 341 }
 342
 343 static void segvhandler(int sig)
 344 {
 345   fprintf(stderr, "\n%s:%d: Oops, segment violation\n", input_name, line_number);
 346   fflush(stdout);
 347   fflush(stderr);
 348   abort();
 349 }