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fix reading old data files.

This commit is contained in:
Enno Rehling 2018-02-10 11:26:39 +01:00
parent 1035a98fd3
commit c3fce574fb
1 changed files with 15 additions and 8 deletions
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23
src/util/attrib.c
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@ -42,12 +42,13 @@ int read_attribs(gamedata *data, attrib **alist, void *owner) {
}
if (result == AT_READ_DEPR) {
/* handle deprecated attributes */
attrib *a = *alist;
while (a) {
attrib **ap = alist;
while (*ap) {
attrib *a = *ap;
if (a->type->upgrade) {
a->type->upgrade(alist, a);
}
a = a->nexttype;
ap = &a->nexttype;
}
}
return result;
@ -66,7 +67,7 @@ int a_readint(variant * var, void *owner, struct gamedata *data)
{
int n;
READ_INT(data->store, &n);
if (var) var->i = n;
var->i = n;
return AT_READ_OK;
}
@ -426,11 +427,13 @@ static int a_read_i(gamedata *data, attrib ** attribs, void *owner, unsigned int
int retval = AT_READ_OK;
int(*reader)(variant *, void *, struct gamedata *) = 0;
attrib_type *at = at_find_key(key);
attrib * na = 0;
attrib * na = NULL;
variant var, *vp = &var;
if (at) {
reader = at->read;
na = a_new(at);
vp = &na->data;
}
else {
void *match;
@ -444,16 +447,20 @@ static int a_read_i(gamedata *data, attrib ** attribs, void *owner, unsigned int
}
}
if (reader) {
int ret = reader(&na->data, owner, data);
int ret = reader(vp, owner, data);
if (na) {
switch (ret) {
case AT_READ_DEPR:
case AT_READ_OK:
a_add(attribs, na);
if (na) {
a_add(attribs, na);
}
retval = ret;
break;
case AT_READ_FAIL:
a_free(na);
if (na) {
a_free(na);
}
break;
default:
assert(!"invalid return value");