gronod/OpenTTD
1
0
Fork 0
mirror of https://github.com/OpenTTD/OpenTTD.git synced 2025-02-02 12:24:15 +00:00
Code Issues Packages Projects Releases Wiki Activity

(svn r2979) Avoid unnecessary recursion

Browse Source
This commit is contained in:
tron 2005-09-23 20:20:08 +00:00
parent b1e6b54f94
commit 1b16f210c2
1 changed files with 15 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
oldloader.c
View File

@ -125,36 +125,26 @@ static byte ReadByte(LoadgameState *ls)
byte. If that byte is negative, we have to repeat the next byte
that many times (+1). Else, we need to read that amount of bytes.
Works pretty good if you have many zero's behind eachother */
int8 new_byte;
/* Check if we are reading a chunk */
if (ls->chunk_size != 0) {
ls->total_read++;
ls->chunk_size--;
if (ls->chunk_size == 0) {
/* Read new chunk */
int8 new_byte = ReadByteFromFile(ls);
/* If we are decoding, return the decode_char */
if (ls->decoding)
return ls->decode_char;
/* Else return byte from file */
return ReadByteFromFile(ls);
if (new_byte < 0) {
/* Repeat next char for new_byte times */
ls->decoding = true;
ls->decode_char = ReadByteFromFile(ls);
ls->chunk_size = -new_byte + 1;
} else {
ls->decoding = false;
ls->chunk_size = new_byte + 1;
}
}
/* Read new chunk */
new_byte = ReadByteFromFile(ls);
ls->total_read++;
ls->chunk_size--;
if (new_byte < 0) {
/* Repeat next char for new_byte times */
ls->decoding = true;
ls->decode_char = ReadByteFromFile(ls);
ls->chunk_size = -new_byte + 1;
} else {
ls->decoding = false;
ls->chunk_size = new_byte + 1;
}
/* Call this function again to return a byte */
return ReadByte(ls);
return ls->decoding ? ls->decode_char : ReadByteFromFile(ls);
}
/**