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 "../wpp/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 /* t = typelib only? */
  54 /* T = typelib filename */
  55 /* u = UUID file only? */
  56 /* U = UUID filename */
  57 /* w = select win16/win32 output (?) */
  58
  59 static char usage[] =
  60 "Usage: widl [options...] infile.idl\n"
  61 "   -b          Make headers compatible with ICOM macros\n"
  62 "   -B          Make headers use ICOM macros\n"
  63 "   -d n        Set debug level to 'n'\n"
  64 "   -D id[=val] Define preprocessor identifier id=val\n"
  65 "   -E          Preprocess only\n"
  66 "   -h          Generate headers only\n"
  67 "   -H file     Name of header file (default is infile.h)\n"
  68 "   -I path     Set include search dir to path (multiple -I allowed)\n"
  69 "   -N          Do not preprocess input\n"
  70 "   -V          Print version and exit\n"
  71 "   -W          Enable pedantic warnings\n"
  72 "Debug level 'n' is a bitmask with following meaning:\n"
  73 "    * 0x01 Tell which resource is parsed (verbose mode)\n"
  74 "    * 0x02 Dump internal structures\n"
  75 "    * 0x04 Create a parser trace (yydebug=1)\n"
  76 "    * 0x08 Preprocessor messages\n"
  77 "    * 0x10 Preprocessor lex messages\n"
  78 "    * 0x20 Preprocessor yacc trace\n"
  79 ;
  80
  81 char version_string[] = "Wine IDL Compiler Version " WIDL_FULLVERSION "\n"
  82                         "Copyright 2002 Ove Kaaven\n";
  83
  84 int win32 = 1;
  85 int debuglevel = DEBUGLEVEL_NONE;
  86
  87 int pedantic = 0;
  88 int preprocess_only = 0;
  89 int header_only = 0;
  90 int no_preprocess = 0;
  91 int compat_icom = 0;
  92 int use_icom = 0;
  93
  94 char *input_name;
  95 char *header_name;
  96 char *header_token;
  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;
 135
 136   signal(SIGSEGV, segvhandler);
 137
 138   now = time(NULL);
 139
 140   while((optc = getopt(argc, argv, "bBd:D:EhH:I:NVW")) != EOF) {
 141     switch(optc) {
 142     case 'b':
 143       compat_icom = 1;
 144       break;
 145     case 'B':
 146       use_icom = 1;
 147       break;
 148     case 'd':
 149       debuglevel = strtol(optarg, NULL, 0);
 150       break;
 151     case 'D':
 152       wpp_add_cmdline_define(optarg);
 153       break;
 154     case 'E':
 155       preprocess_only = 1;
 156       break;
 157     case 'h':
 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 'V':
 170       printf(version_string);
 171       return 0;
 172     case 'W':
 173       pedantic = 1;
 174       break;
 175     default:
 176       fprintf(stderr, usage);
 177       return 1;
 178     }
 179   }
 180
 181   if(optind < argc) {
 182     input_name = xstrdup(argv[optind]);
 183   }
 184   else {
 185     fprintf(stderr, usage);
 186     return 1;
 187   }
 188
 189   if(debuglevel)
 190   {
 191     setbuf(stdout,0);
 192     setbuf(stderr,0);
 193   }
 194
 195   yydebug = debuglevel & DEBUGLEVEL_TRACE ? 1 : 0;
 196   yy_flex_debug = debuglevel & DEBUGLEVEL_TRACE ? 1 : 0;
 197
 198   wpp_set_debug( (debuglevel & DEBUGLEVEL_PPLEX) != 0,
 199                  (debuglevel & DEBUGLEVEL_PPTRACE) != 0,
 200                  (debuglevel & DEBUGLEVEL_PPMSG) != 0 );
 201
 202   if (!header_name) {
 203     header_name = dup_basename(input_name, ".idl");
 204     strcat(header_name, ".h");
 205   }
 206
 207   if (!proxy_name) {
 208     proxy_name = dup_basename(input_name, ".idl");
 209     proxy_token = xstrdup(proxy_name);
 210     strcat(proxy_name, "_p.c");
 211   }
 212
 213   wpp_add_cmdline_define("__WIDL__");
 214
 215   atexit(rm_tempfile);
 216   if (!no_preprocess)
 217   {
 218     chat("Starting preprocess");
 219
 220     if (!preprocess_only)
 221     {
 222         ret = wpp_parse_temp( input_name, header_name, &temp_name );
 223     }
 224     else
 225     {
 226         ret = wpp_parse( input_name, stdout );
 227     }
 228
 229     if(ret) exit(1);
 230     if(preprocess_only) exit(0);
 231     if(!(yyin = fopen(temp_name, "r"))) {
 232       fprintf(stderr, "Could not open %s for input\n", temp_name);
 233       return 1;
 234     }
 235   }
 236   else {
 237     if(!(yyin = fopen(input_name, "r"))) {
 238       fprintf(stderr, "Could not open %s for input\n", input_name);
 239       return 1;
 240     }
 241   }
 242
 243   header_token = make_token(header_name);
 244
 245   header = fopen(header_name, "w");
 246   fprintf(header, "/*** Autogenerated by WIDL %s from %s - Do not edit ***/\n", WIDL_FULLVERSION, input_name);
 247   fprintf(header, "#include \"rpc.h\"\n" );
 248   fprintf(header, "#include \"rpcndr.h\"\n\n" );
 249   fprintf(header, "#ifndef __WIDL_%s\n", header_token);
 250   fprintf(header, "#define __WIDL_%s\n", header_token);
 251   fprintf(header, "#ifdef __cplusplus\n");
 252   fprintf(header, "extern \"C\" {\n");
 253   fprintf(header, "#endif\n");
 254
 255   ret = yyparse();
 256
 257   finish_proxy();
 258   fprintf(header, "#ifdef __cplusplus\n");
 259   fprintf(header, "}\n");
 260   fprintf(header, "#endif\n");
 261   fprintf(header, "#endif /* __WIDL_%s */\n", header_token);
 262   fclose(header);
 263   fclose(yyin);
 264
 265   if(ret) {
 266     exit(1);
 267   }
 268   header_name = NULL;
 269   return 0;
 270 }
 271
 272 static void rm_tempfile(void)
 273 {
 274   abort_import();
 275   if(temp_name)
 276     unlink(temp_name);
 277   if (header_name)
 278     unlink( header_name );
 279 }
 280
 281 static void segvhandler(int sig)
 282 {
 283   fprintf(stderr, "\n%s:%d: Oops, segment violation\n", input_name, line_number);
 284   fflush(stdout);
 285   fflush(stderr);
 286   abort();
 287 }