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hashfile.c: fixed parent .hsi files not being used by clones, for MESS only. no whatsnew.

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This commit is contained in:
Fabio Priuli 2011-08-15 08:59:05 +00:00
parent b95b97d98c
commit 5d8889e3ae
1 changed files with 13 additions and 5 deletions
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14
src/emu/hashfile.c
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@ -576,13 +576,21 @@ const char *hashfile_extrainfo(device_image_interface &image)
/* now read the hash file */
image.crc();
extra_info = NULL;
int drv = driver_list::find(image.device().machine().system());
int compat, drv = driver_list::find(image.device().machine().system());
do
{
rc = read_hash_config(image, driver_list::driver(drv).name);
drv = driver_list::compatible_with(drv);
// first check if there are compatible systems
compat = driver_list::compatible_with(drv);
// if so, try to open its hashfile
if (compat != -1)
drv = compat;
// otherwise, try with the parent
else
drv = driver_list::clone(drv);
}
while(rc!=NULL && drv != -1);
// if no extrainfo has been found but we can try a compatible or a parent set, go back
while (rc == NULL && drv != -1);
return rc;
}