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Add support for multiline cheats delimited with "+" signs.

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This commit is contained in:
iLag 2017-03-23 11:19:23 -07:00
parent a8ac6adc59
commit 7093f1b7b2
1 changed files with 37 additions and 18 deletions
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55
libretro/libretro.c
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@ -1892,32 +1892,51 @@ void retro_cheat_reset(void)
void retro_cheat_set(unsigned index, bool enabled, const char *code)
{
char codeCopy[256];
char *buff;
bool multiline=0;
/* clear existing ROM patches */
clear_cheats();
/* interpret code and check if this is a valid cheat code */
if (decode_cheat((char *)code, maxcheats))
{
int i;
/* Detect and split multiline cheats */
strcpy(codeCopy,code);
if (strstr(code,"+")){
multiline=1;
buff = strtok(codeCopy,"+");
} else {
buff=codeCopy;
}
/* check if cheat code already exists */
for (i=0; i<maxcheats; i++)
while (buff != NULL)
{
/* interpret code and check if this is a valid cheat code */
if (decode_cheat((char *)buff, maxcheats))
{
if ((cheatlist[i].address == cheatlist[maxcheats].address)
&& (cheatlist[i].data == cheatlist[maxcheats].data))
break;
}
int i;
/* cheat can be enabled or disabled */
cheatlist[i].enable = enabled;
/* check if cheat code already exists */
for (i=0; i<maxcheats; i++)
{
if ((cheatlist[i].address == cheatlist[maxcheats].address)
&& (cheatlist[i].data == cheatlist[maxcheats].data))
break;
}
/* if new cheat code, check current cheat count */
if ((i == maxcheats) && (i < MAX_CHEATS))
{
/* increment cheat count */
maxcheats++;
/* cheat can be enabled or disabled */
cheatlist[i].enable = enabled;
/* if new cheat code, check current cheat count */
if ((i == maxcheats) && (i < MAX_CHEATS))
{
/* increment cheat count */
maxcheats++;
}
}
}
if (!multiline)
break;
buff = strtok(NULL,"+");
}
/* apply ROM patches */
apply_cheats();