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 only\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 only\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 int do_everything = 1;
  87 int preprocess_only = 0;
  88 int header_only = 0;
  89 int typelib_only = 0;
  90 int no_preprocess = 0;
  91
  92 char *input_name;
  93 char *header_name;
  94 char *header_token;
  95 char *typelib_name;
  96 char *proxy_name;
  97 char *proxy_token;
  98 char *temp_name;
  99
 100 int line_number = 1;
 101
 102 FILE *header;
 103 FILE *proxy;
 104
 105 time_t now;
 106
 107 int getopt (int argc, char *const *argv, const char *optstring);
 108 static void rm_tempfile(void);
 109 static void segvhandler(int sig);
 110
 111 static char *make_token(const char *name)
 112 {
 113   char *token;
 114   char *slash;
 115   int i;
 116
 117   slash = strrchr(name, '/');
 118   if (slash) name = slash + 1;
 119
 120   token = xstrdup(name);
 121   for (i=0; token[i]; i++) {
 122     if (!isalnum(token[i])) token[i] = '_';
 123     else token[i] = toupper(token[i]);
 124   }
 125   return token;
 126 }
 127
 128 int main(int argc,char *argv[])
 129 {
 130   extern char* optarg;
 131   extern int   optind;
 132   int optc;
 133   int ret = 0;
 134
 135   signal(SIGSEGV, segvhandler);
 136
 137   now = time(NULL);
 138
 139   while((optc = getopt(argc, argv, "d:D:EhH:I:NtT:VW")) != EOF) {
 140     switch(optc) {
 141     case 'd':
 142       debuglevel = strtol(optarg, NULL, 0);
 143       break;
 144     case 'D':
 145       wpp_add_cmdline_define(optarg);
 146       break;
 147     case 'E':
 148       do_everything = 0;
 149       preprocess_only = 1;
 150       break;
 151     case 'h':
 152       do_everything = 0;
 153       header_only = 1;
 154       break;
 155     case 'H':
 156       header_name = strdup(optarg);
 157       break;
 158     case 'I':
 159       wpp_add_include_path(optarg);
 160       break;
 161     case 'N':
 162       no_preprocess = 1;
 163       break;
 164     case 't':
 165       do_everything = 0;
 166       typelib_only = 1;
 167       break;
 168     case 'T':
 169       typelib_name = strdup(optarg);
 170       break;
 171     case 'V':
 172       printf(version_string);
 173       return 0;
 174     case 'W':
 175       pedantic = 1;
 176       break;
 177     default:
 178       fprintf(stderr, usage);
 179       return 1;
 180     }
 181   }
 182
 183   if(optind < argc) {
 184     input_name = xstrdup(argv[optind]);
 185   }
 186   else {
 187     fprintf(stderr, usage);
 188     return 1;
 189   }
 190
 191   if(debuglevel)
 192   {
 193     setbuf(stdout,0);
 194     setbuf(stderr,0);
 195   }
 196
 197   yydebug = debuglevel & DEBUGLEVEL_TRACE ? 1 : 0;
 198   yy_flex_debug = debuglevel & DEBUGLEVEL_TRACE ? 1 : 0;
 199
 200   wpp_set_debug( (debuglevel & DEBUGLEVEL_PPLEX) != 0,
 201                  (debuglevel & DEBUGLEVEL_PPTRACE) != 0,
 202                  (debuglevel & DEBUGLEVEL_PPMSG) != 0 );
 203
 204   if (!header_name && (do_everything || header_only)) {
 205     header_name = dup_basename(input_name, ".idl");
 206     strcat(header_name, ".h");
 207   }
 208
 209   if (!typelib_name && (do_everything || typelib_only)) {
 210     typelib_name = dup_basename(input_name, ".idl");
 211     strcat(typelib_name, ".tlb");
 212   }
 213
 214   if (!proxy_name && do_everything) {
 215     proxy_name = dup_basename(input_name, ".idl");
 216     proxy_token = xstrdup(proxy_name);
 217     strcat(proxy_name, "_p.c");
 218   }
 219
 220   wpp_add_cmdline_define("__WIDL__");
 221
 222   atexit(rm_tempfile);
 223   if (!no_preprocess)
 224   {
 225     chat("Starting preprocess\n");
 226
 227     if (!preprocess_only)
 228     {
 229         ret = wpp_parse_temp( input_name, header_name, &temp_name );
 230     }
 231     else
 232     {
 233         ret = wpp_parse( input_name, stdout );
 234     }
 235
 236     if(ret) exit(1);
 237     if(preprocess_only) exit(0);
 238     if(!(yyin = fopen(temp_name, "r"))) {
 239       fprintf(stderr, "Could not open %s for input\n", temp_name);
 240       return 1;
 241     }
 242   }
 243   else {
 244     if(!(yyin = fopen(input_name, "r"))) {
 245       fprintf(stderr, "Could not open %s for input\n", input_name);
 246       return 1;
 247     }
 248   }
 249
 250   if(do_everything || header_only) {
 251     header_token = make_token(header_name);
 252
 253     if(!(header = fopen(header_name, "w"))) {
 254       fprintf(stderr, "Could not open %s for output\n", header_name);
 255       return 1;
 256     }
 257     fprintf(header, "/*** Autogenerated by WIDL %s from %s - Do not edit ***/\n", WIDL_FULLVERSION, input_name);
 258     fprintf(header, "#include <rpc.h>\n" );
 259     fprintf(header, "#include <rpcndr.h>\n\n" );
 260     fprintf(header, "#ifndef __WIDL_%s\n", header_token);
 261     fprintf(header, "#define __WIDL_%s\n", header_token);
 262     fprintf(header, "#ifdef __cplusplus\n");
 263     fprintf(header, "extern \"C\" {\n");
 264     fprintf(header, "#endif\n");
 265
 266     ret = yyparse();
 267
 268     fprintf(header, "#ifdef __cplusplus\n");
 269     fprintf(header, "}\n");
 270     fprintf(header, "#endif\n");
 271     fprintf(header, "#endif /* __WIDL_%s */\n", header_token);
 272     fclose(header);
 273   }
 274
 275   fclose(yyin);
 276
 277   if(ret) {
 278     exit(1);
 279   }
 280   header_name = NULL;
 281   return 0;
 282 }
 283
 284 static void rm_tempfile(void)
 285 {
 286   abort_import();
 287   if(temp_name)
 288     unlink(temp_name);
 289   if (header_name)
 290     unlink( header_name );
 291 }
 292
 293 static void segvhandler(int sig)
 294 {
 295   fprintf(stderr, "\n%s:%d: Oops, segment violation\n", input_name, line_number);
 296   fflush(stdout);
 297   fflush(stderr);
 298   abort();
 299 }