extern int RcIoPushInputFile( char * filename )
/*********************************************/
{
int error;
if( InStack.Current == InStack.Stack + MAX_INCLUDE_DEPTH - 1 ) {
RcError( ERR_RCINCLUDE_TOO_DEEP, MAX_INCLUDE_DEPTH );
return( TRUE );
}
SetPhysFileOffset( &(InStack) );
InStack.Current++;
/* set up the logical file info */
RcIoSetLogicalFileInfo( 1, filename );
/* set up the physical file info */
error = OpenNewPhysicalFile( &(InStack.Current->Physical), filename );
if( error ) {
InStack.Current--;
} else {
error = ReadBuffer( &(InStack) );
}
return( error );
} /* RcIoPushInputFile */
static YYTOKENTYPE scanCPPDirective( ScanValue *value )
/******************************************************/
/* This function takes the correct action for the #line directive and returns */
/* the token following the preprocessor stuff. It uses Scan to do it's */
/* scanning. DON'T call this function from within Scan or the functions it */
/* calls unless you are very careful about recurtion. */
{
YYTOKENTYPE token;
int linenum;
if( StopInvoked ) {
RcFatalError( ERR_STOP_REQUESTED );
}
/* get the "line" or "pragma" directive */
token = scanDFA( value );
if( token != Y_NAME ) {
RcFatalError( ERR_INVALID_CPP );
}
if( stricmp( value->string.string, "line" ) == 0 ) {
RESFREE( value->string.string );
/* get the line number */
token = scanDFA( value );
if( token != Y_INTEGER ) {
RcFatalError( ERR_INVALID_CPP_LINE );
}
RESFREE( value->intinfo.str );
value->intinfo.str = NULL;
linenum = value->intinfo.val;
/* get the filename if there is one */
token = scanDFA( value );
if( token == Y_STRING ) {
RcIoSetLogicalFileInfo( linenum, value->string.string );
if( AddDependency( value->string.string ) ) {
ErrorHasOccured = true;
}
RESFREE( value->string.string );
token = scanDFA( value );
} else {
RcIoSetLogicalFileInfo( linenum, NULL );
}
} else if( stricmp( value->string.string, "pragma" ) == 0 ) {
RESFREE( value->string.string );
token = Y_POUND_PRAGMA;
} else if( stricmp( value->string.string, "error" ) == 0 ) {
char buf[80];
unsigned i;
i = 0;
while( LookAhead != '\n' && LookAhead != EOF ) {
buf[i] = LookAhead;
i ++;
GetNextChar();
}
buf[i] = '\0';
RcFatalError( ERR_TEXT_FROM_CPP, buf );
} else {
RcFatalError( ERR_INVALID_CPP );
}
return( token );
} /* scanCPPDirective */
