include/wine/wpp.h

   1 /*
   2  * Exported functions of the Wine preprocessor
   3  *
   4  * Copyright 2002 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #ifndef __WINE_WPP_H
  22 #define __WINE_WPP_H
  23
  24 #include <stdio.h>
  25 #include <stdarg.h>
  26
  27 struct wpp_callbacks
  28 {
  29     /* I/O callbacks */
  30
  31     /* Looks for a file to include, returning the path where it is found */
  32     /* parent_name is the directory of the parent source file (for local
  33      * includes), includepath is an array of additional include paths */
  34     char *(*lookup)( const char *filename, const char *parent_name,
  35                      char **include_path, int include_path_count );
  36     /* Opens an include file */
  37     /* The type param is true if it is a local ("...") include */
  38     void *(*open)( const char *filename, int type );
  39     /* Closes a previously opened file */
  40     void (*close)( void *file );
  41     /* Reads buffer from the input */
  42     int (*read)( void *file, char *buffer, unsigned int len );
  43     /* Writes buffer to the output */
  44     void (*write)( const char *buffer, unsigned int len );
  45
  46     /* Error callbacks */
  47     void (*error)( const char *file, int line, int col, const char *near, const char *msg, va_list ap );
  48     void (*warning)( const char *file, int line, int col, const char *near, const char *msg, va_list ap );
  49 };
  50
  51 /* Return value == 0 means successful execution */
  52 extern int wpp_add_define( const char *name, const char *value );
  53 extern void wpp_del_define( const char *name );
  54 extern int wpp_add_cmdline_define( const char *value );
  55 extern void wpp_set_debug( int lex_debug, int parser_debug, int msg_debug );
  56 extern void wpp_set_pedantic( int on );
  57 extern int wpp_add_include_path( const char *path );
  58 extern char *wpp_find_include( const char *name, const char *parent_name );
  59 extern int wpp_parse( const char *input, FILE *output );
  60 extern void wpp_set_callbacks( const struct wpp_callbacks *callbacks );
  61
  62 #endif  /* __WINE_WPP_H */