/*
==============
GetToken
==============
*/
qboolean GetToken (qboolean crossline)
{
char *token_p;
if (tokenready) // is a token allready waiting?
{
tokenready = false;
return true;
}
// printf("script_p %x (%x)\n", script->script_p, script->end_p ); fflush( stdout );
if (script->script_p >= script->end_p)
{
return EndOfScript (crossline);
}
tokenready = false;
// skip space, ctrl chars
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);
}
// strip single line comments
if (*script->script_p == ';' || *script->script_p == '#' || // semicolon and # is comment field
(*script->script_p == '/' && *((script->script_p)+1) == '/')) // also make // a comment field
{
if (!crossline)
Error ("Line %i is incomplete\n",scriptline);
while (*script->script_p++ != '\n')
{
if (script->script_p >= script->end_p)
{
return EndOfScript (crossline);
}
}
scriptline = ++script->line;
goto skipspace;
}
// strip out matching /* */ comments
if (*script->script_p == '/' && *((script->script_p)+1) == '*')
{
script->script_p += 2;
while (*script->script_p != '*' || *((script->script_p)+1) != '/')
{
if (*script->script_p++ != '\n')
{
if (script->script_p >= script->end_p)
{
return EndOfScript (crossline);
}
scriptline = ++script->line;
}
}
script->script_p += 2;
goto skipspace;
}
// copy token to buffer
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 if ( g_bCheckSingleCharTokens && !g_sSingleCharTokens.IsEmpty() && strchr( g_sSingleCharTokens.String(), *script->script_p ) != NULL )
{
*token_p++ = *script->script_p++;
}
else // regular token
while ( *script->script_p > 32 && *script->script_p != ';')
{
if ( !ExpandMacroToken( token_p ) )
{
if ( !ExpandVariableToken( token_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);
}
}
}
// add null to end of token
*token_p = 0;
// check for other commands
if ( !stricmp( token, "$include" ) )
{
GetToken( false );
bool bFallbackToToken = true;
CUtlVector< CUtlString > expandedPathList;
if ( CmdLib_ExpandWithBasePaths( expandedPathList, token ) > 0 )
{
for ( int i = 0; i < expandedPathList.Count(); ++i )
{
CUtlVector< CUtlString > findFileList;
FindFileAbsoluteList( findFileList, expandedPathList[i].String() );
if ( findFileList.Count() > 0 )
{
bFallbackToToken = false;
// Only add the first set of glob matches from the first base path
for ( int j = 0; j < findFileList.Count(); ++j )
{
AddScriptToStack( const_cast< char * >( findFileList[j].String() ) );
}
break;
}
}
}
if ( bFallbackToToken )
{
AddScriptToStack( token );
}
return GetToken( crossline );
}
else if (!stricmp (token, "$definemacro"))
{
GetToken (false);
DefineMacro(token);
return GetToken (crossline);
}
else if (!stricmp (token, "$definevariable"))
{
GetToken (false);
DefineVariable(token);
return GetToken (crossline);
}
else if (AddMacroToStack( token ))
{
return GetToken (crossline);
}
return true;
}
/*
==============
GetToken
==============
*/
qboolean GetToken (qboolean crossline)
{
char *token_p;
if (tokenready) // is a token allready waiting?
{
tokenready = false;
return true;
}
// printf("script_p %x (%x)\n", script->script_p, script->end_p ); fflush( stdout );
if (script->script_p >= script->end_p)
{
return EndOfScript (crossline);
}
tokenready = false;
// skip space, ctrl chars
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);
}
// strip single line comments
if (*script->script_p == ';' || *script->script_p == '#' || // semicolon and # is comment field
(*script->script_p == '/' && *((script->script_p)+1) == '/')) // also make // a comment field
{
if (!crossline)
Error ("Line %i is incomplete\n",scriptline);
while (*script->script_p++ != '\n')
{
if (script->script_p >= script->end_p)
{
return EndOfScript (crossline);
}
}
scriptline = ++script->line;
goto skipspace;
}
// strip out matching /* */ comments
if (*script->script_p == '/' && *((script->script_p)+1) == '*')
{
script->script_p += 2;
while (*script->script_p != '*' || *((script->script_p)+1) != '/')
{
if (*script->script_p++ != '\n')
{
if (script->script_p >= script->end_p)
{
return EndOfScript (crossline);
}
scriptline = ++script->line;
}
}
script->script_p += 2;
goto skipspace;
}
// copy token to buffer
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 != ';')
{
if ( !ExpandMacroToken( token_p ) )
{
if ( !ExpandVariableToken( token_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);
}
}
}
// add null to end of token
*token_p = 0;
// check for other commands
if (!stricmp (token, "$include"))
{
GetToken (false);
AddScriptToStack (token);
return GetToken (crossline);
}
else if (!stricmp (token, "$definemacro"))
{
GetToken (false);
DefineMacro(token);
return GetToken (crossline);
}
else if (!stricmp (token, "$definevariable"))
{
GetToken (false);
DefineVariable(token);
return GetToken (crossline);
}
else if (AddMacroToStack( token ))
{
return GetToken (crossline);
}
return true;
}
