+++ /dev/null
-/*
-Copyright (C) 1999-2006 Id Software, Inc. and contributors.
-For a list of contributors, see the accompanying CONTRIBUTORS file.
-
-This file is part of GtkRadiant.
-
-GtkRadiant is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-GtkRadiant is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GtkRadiant; if not, write to the Free Software
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-*/
-
-// scriplib.c
-
-#include "cmdlib.h"
-#include "inout.h"
-#include "scriplib.h"
-
-/*
-=============================================================================
-
- PARSING STUFF
-
-=============================================================================
-*/
-
-typedef struct
-{
- char filename[1024];
- char *buffer,*script_p,*end_p;
- int line;
-} script_t;
-
-#define MAX_INCLUDES 8
-script_t scriptstack[MAX_INCLUDES];
-script_t *script;
-int scriptline;
-
-char token[MAXTOKEN];
-qboolean endofscript;
-qboolean tokenready; // only true if UnGetScriptToken was just called
-
-/*
-==============
-AddScriptToStack
-==============
-*/
-void AddScriptToStack (char *filename)
-{
- int size;
-
- script++;
- if (script == &scriptstack[MAX_INCLUDES])
- Error ("script file exceeded MAX_INCLUDES");
- strcpy (script->filename, ExpandPath (filename) );
-
- size = LoadFile (script->filename, (void **)&script->buffer);
-
- printf ("entering %s\n", script->filename);
-
- script->line = 1;
-
- script->script_p = script->buffer;
- script->end_p = script->buffer + size;
-}
-
-
-/*
-==============
-LoadScriptFile
-==============
-*/
-void LoadScriptFile (char *filename)
-{
- script = scriptstack;
- AddScriptToStack (filename);
-
- endofscript = false;
- tokenready = false;
-}
-
-
-/*
-==============
-ParseFromMemory
-==============
-*/
-void ParseFromMemory (char *buffer, int size)
-{
- script = scriptstack;
- script++;
- if (script == &scriptstack[MAX_INCLUDES])
- Error ("script file exceeded MAX_INCLUDES");
- strcpy (script->filename, "memory buffer" );
-
- script->buffer = buffer;
- script->line = 1;
- script->script_p = script->buffer;
- script->end_p = script->buffer + size;
-
- endofscript = false;
- tokenready = false;
-}
-
-
-/*
-==============
-UnGetScriptToken
-
-Signals that the current token was not used, and should be reported
-for the next GetScriptToken. Note that
-
-GetScriptToken (true);
-UnGetScriptToken ();
-GetScriptToken (false);
-
-could cross a line boundary.
-==============
-*/
-void UnGetScriptToken (void)
-{
- tokenready = true;
-}
-
-
-qboolean EndOfScript (qboolean crossline)
-{
- if (!crossline)
- Error ("Line %i is incomplete\n",scriptline);
-
- if (!strcmp (script->filename, "memory buffer"))
- {
- endofscript = true;
- return false;
- }
-
- free (script->buffer);
- if (script == scriptstack+1)
- {
- endofscript = true;
- return false;
- }
- script--;
- scriptline = script->line;
- printf ("returning to %s\n", script->filename);
- return GetScriptToken (crossline);
-}
-
-/*
-==============
-GetScriptToken
-==============
-*/
-qboolean GetScriptToken (qboolean crossline)
-{
- char *token_p;
-
- if (tokenready) // is a token allready waiting?
- {
- tokenready = false;
- return true;
- }
-
- if (script->script_p >= script->end_p)
- return EndOfScript (crossline);
-
-//
-// skip space
-//
-skipspace:
- while (*script->script_p <= 32)
- {
- if (script->script_p >= script->end_p)
- return EndOfScript (crossline);
- if (*script->script_p++ == '\n')
- {
- if (!crossline)
- Error ("Line %i is incomplete\n",scriptline);
- scriptline = script->line++;
- }
- }
-
- if (script->script_p >= script->end_p)
- return EndOfScript (crossline);
-
- // ; # // comments
- if (*script->script_p == ';' || *script->script_p == '#'
- || ( script->script_p[0] == '/' && script->script_p[1] == '/') )
- {
- if (!crossline)
- Error ("Line %i is incomplete\n",scriptline);
- while (*script->script_p++ != '\n')
- if (script->script_p >= script->end_p)
- return EndOfScript (crossline);
- goto skipspace;
- }
-
- // /* */ comments
- if (script->script_p[0] == '/' && script->script_p[1] == '*')
- {
- if (!crossline)
- Error ("Line %i is incomplete\n",scriptline);
- script->script_p+=2;
- while (script->script_p[0] != '*' && script->script_p[1] != '/')
- {
- script->script_p++;
- if (script->script_p >= script->end_p)
- return EndOfScript (crossline);
- }
- script->script_p += 2;
- goto skipspace;
- }
-
-//
-// copy token
-//
- token_p = token;
-
- if (*script->script_p == '"')
- {
- // quoted token
- script->script_p++;
- while (*script->script_p != '"')
- {
- *token_p++ = *script->script_p++;
- if (script->script_p == script->end_p)
- break;
- if (token_p == &token[MAXTOKEN])
- Error ("Token too large on line %i\n",scriptline);
- }
- script->script_p++;
- }
- else // regular token
- while ( *script->script_p > 32 && *script->script_p != ';')
- {
- *token_p++ = *script->script_p++;
- if (script->script_p == script->end_p)
- break;
- if (token_p == &token[MAXTOKEN])
- Error ("Token too large on line %i\n",scriptline);
- }
-
- *token_p = 0;
-
- if (!strcmp (token, "$include"))
- {
- GetScriptToken (false);
- AddScriptToStack (token);
- return GetScriptToken (crossline);
- }
-
- return true;
-}
-
-
-/*
-==============
-ScriptTokenAvailable
-
-Returns true if there is another token on the line
-==============
-*/
-qboolean ScriptTokenAvailable (void)
-{
- char *search_p;
-
- search_p = script->script_p;
-
- if (search_p >= script->end_p)
- return false;
-
- while ( *search_p <= 32)
- {
- if (*search_p == '\n')
- return false;
- search_p++;
- if (search_p == script->end_p)
- return false;
-
- }
-
- if (*search_p == ';')
- return false;
-
- return true;
-}
-
-
projects / voretournament / voretournament.git / blobdiff