#include #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, "USAGE: %s state daemon", *argv), 2; t(bus_open(&bus, getenv("BUS_INIT"), BUS_WRONLY)); sprintf(arg, "%ji %s %s", (intmax_t)getppid(), argv[1], argv[2]); t(bus_write(&bus, arg)); t(bus_close(&bus)); return 0; fail: perror("announce"); return 1; }