CapsSetsUniquePtr setCaps(const char *cap_string);
void prepare_app_env(int app_num, bool others_enabled = false);
void install_app(const char *app_id, const char *pkg_id, uid_t uid = 0,
CapsSetsUniquePtr setCaps(const char *cap_string);
void prepare_app_env(int app_num, bool others_enabled = false);
void install_app(const char *app_id, const char *pkg_id, uid_t uid = 0,