mkpath
char *user_config = mkpath(path, sizeof(path), "%s/.perfconfig", getenv("HOME"));
char *user_config = mkpath(path, sizeof(path), "%s/.perfconfig", getenv("HOME"));
if (stat(mkpath(path, sizeof(path), "%s/perf.html", html_path), &st)
char *mkpath(char *path_buf, size_t sz, const char *fmt, ...) __printf(3, 4);
config = strdup(mkpath(path, sizeof(path), "%s/.perfconfig", home));