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