#include #include #include #include #define t(stmt) if (stmt) goto fail static char arg[4098]; int main(int argc, char *argv[]) { bus_t bus; if (argc != 3) return fprintf(stderr, "This program should be called from ./init\n"), 2; retry: sprintf(arg, "grep '^%s$' < \"${XDG_RUNTIME_DIR}/%s-daemons\" >/dev/null", argv[1], argv[2]); if (!WEXITSTATUS(system(arg))) { t(bus_open(&bus, getenv("BUS_INIT"), BUS_WRONLY)); sprintf(arg, "0 %s %s", argv[2], argv[1]); t(bus_write(&bus, arg)); bus_close(&bus); } else if (!strcmp(argv[2], "started")) { argv[2] = "ready"; goto retry; } return 0; fail: perror("test-daemon"); return 1; }