/*
* MergeFcbs - merge two fcbs, removing the second one
*/
vi_rc MergeFcbs( fcb_list *fcblist, fcb *fcb1, fcb *fcb2 )
{
vi_rc rc;
rc = JoinFcbs( fcb1, fcb2 );
if( rc != ERR_NO_ERR ) {
return( rc );
}
DeleteLLItem( (ss **)&(fcblist->head), (ss **)&(fcblist->tail), (ss *)fcb2 );
if( fcb2->globalmatch ) {
fcb1->globalmatch = TRUE;
}
FcbFree( fcb2 );
return( ERR_NO_ERR );
} /* MergeFcbs */
/*
* DoGenericFilter - filter some crap
*/
vi_rc DoGenericFilter( linenum s, linenum e, const char *cmd )
{
fcb *cfcb, *tfcb;
line *cline;
vi_rc rc;
char filtin[_MAX_PATH], filtout[_MAX_PATH];
fcb_list fcblist;
int fh;
rc = ModificationTest();
if( rc != ERR_NO_ERR ) {
return( rc );
}
/*
* filter on a line
*/
rc = GetCopyOfLineRange( s, e, &fcblist );
if( rc != ERR_NO_ERR ) {
return( rc );
}
/*
* get file
*/
MakeTmpPath( filtin, FILTER_FILE_NAME );
fh = mkstemp( filtin );
if( fh == -1 )
return( ERR_FILE_OPEN );
/*
* now, dump this crap to a tmp file
*/
for( cfcb = fcblist.head; cfcb != NULL; cfcb = tfcb ) {
FetchFcb( cfcb );
for( cline = cfcb->lines.head; cline != NULL; cline = cline->next ) {
write( fh, cline->data, strlen( cline->data ) );
#if defined( __UNIX__ )
write( fh, "\n", 1 );
#else
write( fh, "\r\n", 2 );
#endif
}
tfcb = cfcb->next;
FcbFree( cfcb );
}
close( fh );
MakeTmpPath( filtout, FILTER_FILE_NAME );
fh = mkstemp( filtout );
if( fh == -1 ) {
remove( filtin );
return( ERR_FILE_OPEN );
}
close( fh );
/*
* shell out to the given command
*/
ExecCmd( filtin, filtout, cmd );
StartUndoGroup( UndoStack );
rc = DeleteLineRange( s, e, 0 );
if( rc == ERR_NO_ERR ) {
ReadAFile( s - 1, filtout );
Message1( "%l lines filtered through %s", e - s + 1, cmd );
}
EndUndoGroup( UndoStack );
/*
* cleanup
*/
if( rc == ERR_NO_ERR ) {
rc = DO_NOT_CLEAR_MESSAGE_WINDOW;
}
remove( filtin );
remove( filtout );
return( rc );
} /* DoGenericFilter */
