tools/mingwrap.c

   1 /*
   2  * MinGW wrapper: makes gcc behave like MinGW.
   3  *
   4  * Copyright 2000 Manuel Novoa III
   5  * Copyright 2002 Dimitrie O. Paun
   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 #include "wine/port.h"
  24
  25 #include <stdio.h>
  26 #include <stdlib.h>
  27 #include <stdarg.h>
  28 #include <string.h>
  29 #ifdef HAVE_UNISTD_H
  30 # include <unistd.h>
  31 #endif
  32
  33 #ifndef GCC_BIN
  34 #define GCC_BIN "gcc"
  35 #endif
  36
  37 #ifndef INCLUDEDIR
  38 #define INCLUDEDIR "/usr/local/include/wine"
  39 #endif
  40
  41 void error(const char *s, ...)
  42 {
  43     va_list ap;
  44
  45     va_start(ap, s);
  46     fprintf(stderr, "Error: ");
  47     vfprintf(stderr, s, ap);
  48     fprintf(stderr, "\n");
  49     va_end(ap);
  50     exit(2);
  51 }
  52
  53 int main(int argc, char **argv)
  54 {
  55     char **gcc_argv;
  56     int i, j;
  57     int linking = 1, verbose = 0, use_static_linking = 0;
  58     int use_stdinc = 1, use_stdlib = 1, use_msvcrt = 0, gui_app = 0;
  59
  60     for ( i = 1 ; i < argc ; i++ )
  61     {
  62         if (argv[i][0] == '-')  /* option */
  63         {
  64             switch (argv[i][1])
  65             {
  66                 case 'c':        /* compile or assemble */
  67                 case 'S':        /* generate assembler code */
  68                 case 'E':        /* preprocess only */
  69                 case 'M':        /* map file generation */
  70                     if (argv[i][2] == 0) linking = 0;
  71                     break;
  72                 case 'v':        /* verbose */
  73                     if (argv[i][2] == 0) verbose = 1;
  74                     break;
  75                 case 'm':
  76                     if (strcmp("-mno-cygwin", argv[i]) == 0)
  77                         use_msvcrt = 1;
  78                     else if (strcmp("-mwindows", argv[i]) == 0)
  79                         gui_app = 1;
  80                     break;
  81                 case 'n':
  82                     if (strcmp("-nostdinc", argv[i]) == 0)
  83                         use_stdinc = 0;
  84                     else if (strcmp("-nodefaultlibs", argv[i]) == 0)
  85                         use_stdlib = 0;
  86                     else if (strcmp("-nostdlib", argv[i]) == 0)
  87                         use_stdlib = 0;
  88                     break;
  89                 case 's':
  90                     if (strcmp("-static", argv[i]) == 0) use_static_linking = 1;
  91                     break;
  92                 case 'W':
  93                     if (strncmp("-Wl,", argv[i], 4) == 0)
  94                     {
  95                         if (strstr(argv[i], "-static"))
  96                             use_static_linking = 1;
  97                     }
  98                     break;
  99                 case '-':
 100                     if (strcmp("-static", argv[i]+1) == 0)
 101                         use_static_linking = 1;
 102                     break;
 103             }
 104         }
 105     }
 106
 107     if (use_static_linking) error("Static linking is not supported.");
 108
 109     gcc_argv = malloc(sizeof(char*) * (argc + 20));
 110
 111     i = 0;
 112     if (linking)
 113     {
 114         gcc_argv[i++] = BINDIR "/winewrap";
 115         if (gui_app) gcc_argv[i++] = "-mgui";
 116     }
 117     else
 118     {
 119         gcc_argv[i++] = GCC_BIN;
 120
 121         gcc_argv[i++] = "-fshort-wchar";
 122         gcc_argv[i++] = "-fPIC";
 123         if (use_stdinc)
 124         {
 125             if (use_msvcrt) gcc_argv[i++] = "-I" INCLUDEDIR "/msvcrt";
 126             gcc_argv[i++] = "-I" INCLUDEDIR "/windows";
 127             gcc_argv[i++] = "-DWINE_DEFINE_WCHAR_T";
 128         }
 129         gcc_argv[i++] = "-D__int8=char";
 130         gcc_argv[i++] = "-D__int16=short";
 131         gcc_argv[i++] = "-D__int32=int";
 132         gcc_argv[i++] = "-D__int64=long long";
 133     }
 134
 135     for ( j = 1 ; j < argc ; j++ )
 136     {
 137         if (strcmp("-mno-cygwin", argv[j]) == 0)
 138             ; /* ignore this option */
 139         else if (strcmp("-mwindows", argv[j]) == 0)
 140             ; /* ignore this option */
 141         else if (strcmp("-s", argv[j]) == 0)
 142             ; /* ignore this option */
 143         else
 144             gcc_argv[i++] = argv[j];
 145     }
 146
 147     if (linking)
 148     {
 149         if (use_stdlib) gcc_argv[i++] = use_msvcrt ? "-lmsvcrt" : "-lc";
 150     }
 151     gcc_argv[i] = NULL;
 152
 153     if (verbose)
 154     {
 155         for (i = 0; gcc_argv[i]; i++) printf("%s ", gcc_argv[i]);
 156         printf("\n");
 157     }
 158
 159     execvp(gcc_argv[0], gcc_argv);
 160
 161     return 1;
 162 }