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