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Fix "Remove application" for applications that had some custom 

settings.
This commit is contained in:
Vitaliy Margolen 2005-10-13 13:44:38 +00:00 committed by Alexandre Julliard
parent 07c4dc461e
commit f4db5dfdb2
1 changed files with 39 additions and 1 deletions
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40
programs/winecfg/winecfg.c
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@ -189,9 +189,47 @@ static HRESULT remove_value(HKEY root, const char *subkey, const char *name)
}
/* removes the requested subkey from the registry, assuming it exists */
static HRESULT remove_path(HKEY root, char *section) {
static LONG remove_path(HKEY root, char *section) {
HKEY branch_key;
DWORD max_sub_key_len;
DWORD subkeys;
DWORD curr_len;
LONG ret = ERROR_SUCCESS;
long int i;
char *buffer;
WINE_TRACE("section=%s\n", section);
if ((ret = RegOpenKey(root, section, &branch_key)) != ERROR_SUCCESS)
return ret;
/* get size information and resize the buffers if necessary */
if ((ret = RegQueryInfoKey(branch_key, NULL, NULL, NULL,
&subkeys, &max_sub_key_len,
NULL, NULL, NULL, NULL, NULL, NULL
)) != ERROR_SUCCESS)
return ret;
curr_len = strlen(section);
buffer = HeapAlloc(GetProcessHeap(), 0, max_sub_key_len + curr_len + 1);
strcpy(buffer, section);
buffer[curr_len] = '\\';
for (i = subkeys - 1; i >= 0; i--)
{
DWORD buf_len = max_sub_key_len - curr_len - 1;
ret = RegEnumKeyEx(branch_key, i, buffer + curr_len + 1,
&buf_len, NULL, NULL, NULL, NULL);
if (ret != ERROR_SUCCESS && ret != ERROR_MORE_DATA &&
ret != ERROR_NO_MORE_ITEMS)
break;
else
remove_path(root, buffer);
}
HeapFree(GetProcessHeap(), 0, buffer);
RegCloseKey(branch_key);
return RegDeleteKey(root, section);
}