static inline bool f_scandir_impl(const char* path, f_scandir_response_t response) {
DIR* dir = opendir(path);
if (dir == NULL) {
return false;
}
struct dirent* dent = NULL;
int err = 0;
while (readdir_wrapper(dir, &dent, &err)) {
if (!is_dots(dent->d_name)) {
check_oom(sl_append_f(response->dents, (const char*)dent, dent->d_reclen));
}
}
bool ok = (err == 0);
closedir(dir);
return ok;
}
static BOOL find_portable_dir(LPCWSTR base, LPWSTR *result, BOOL *existing) {
WCHAR buf[4*MAX_PATH] = {0};
_snwprintf_s(buf, 4*MAX_PATH, _TRUNCATE, L"%s\\calibre-portable.exe", base);
*existing = true;
if (file_exists(buf)) {
*result = _wcsdup(base);
if (*result == NULL) { show_error(L"Out of memory"); return false; }
return true;
}
WIN32_FIND_DATA fdFile;
HANDLE hFind = NULL;
_snwprintf_s(buf, 4*MAX_PATH, _TRUNCATE, L"%s\\*", base);
if((hFind = FindFirstFileEx(buf, FindExInfoStandard, &fdFile, FindExSearchLimitToDirectories, NULL, 0)) != INVALID_HANDLE_VALUE) {
do {
if(is_dots(fdFile.cFileName)) continue;
if(fdFile.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
_snwprintf_s(buf, 4*MAX_PATH, _TRUNCATE, L"%s\\%s\\calibre-portable.exe", base, fdFile.cFileName);
if (file_exists(buf)) {
*result = _wcsdup(buf);
if (*result == NULL) { show_error(L"Out of memory"); return false; }
PathRemoveFileSpec(*result);
FindClose(hFind);
return true;
}
}
} while(FindNextFile(hFind, &fdFile));
FindClose(hFind);
}
*existing = false;
_snwprintf_s(buf, 4*MAX_PATH, _TRUNCATE, L"%s\\Calibre Portable", base);
if (!CreateDirectory(buf, NULL) && GetLastError() != ERROR_ALREADY_EXISTS) {
show_last_error(L"Failed to create Calibre Portable folder");
return false;
}
*result = _wcsdup(buf);
if (*result == NULL) { show_error(L"Out of memory"); return false; }
return true;
}
