#include <fcntl.h>
#include "sd-bus.h"
-
#include "bus-util.h"
#include "bus-error.h"
#include "util.h"
r = sd_bus_message_read_basic(reply, SD_BUS_TYPE_UNIX_FD, &fd);
if (r < 0)
- return -EIO;
+ return r;
r = dup(fd);
if (r < 0)
r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssuu)");
if (r < 0)
- return -EIO;
+ return bus_log_parse_error(r);
while ((r = sd_bus_message_read(reply, "(ssssuu)", &what, &who, &why, &mode, &uid, &pid)) > 0) {
_cleanup_free_ char *comm = NULL, *u = NULL;
-
get_process_comm(pid, &comm);
u = uid_to_name(uid);
n++;
}
if (r < 0)
- return -EIO;
+ return bus_log_parse_error(r);
r = sd_bus_message_exit_container(reply);
if (r < 0)
- return -EIO;
+ return bus_log_parse_error(r);
printf("%u inhibitors listed.\n", n);
return 0;
{ "why", required_argument, NULL, ARG_WHY },
{ "mode", required_argument, NULL, ARG_MODE },
{ "list", no_argument, NULL, ARG_LIST },
- { NULL, 0, NULL, 0 }
+ {}
};
int c;
switch (c) {
case 'h':
- help();
- return 0;
+ return help();
case ARG_VERSION:
puts(PACKAGE_STRING);
arg_action = ACTION_LIST;
break;
- default:
- log_error("Unknown option code %c", c);
+ case '?':
return -EINVAL;
+
+ default:
+ assert_not_reached("Unhandled option");
}
}
}
int main(int argc, char *argv[]) {
- int r;
- _cleanup_bus_unref_ sd_bus *bus = NULL;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- int fd = -1;
+ _cleanup_bus_unref_ sd_bus *bus = NULL;
+ int r;
log_parse_environment();
log_open();
r = parse_argv(argc, argv);
- if (r <= 0)
+ if (r < 0)
return EXIT_FAILURE;
+ if (r == 0)
+ return EXIT_SUCCESS;
- r = sd_bus_open_system(&bus);
+ r = sd_bus_default_system(&bus);
if (r < 0) {
log_error("Failed to connect to bus: %s", strerror(-r));
return EXIT_FAILURE;
}
} else {
- char *w = NULL;
+ _cleanup_close_ int fd = -1;
+ _cleanup_free_ char *w = NULL;
pid_t pid;
if (!arg_who)
arg_who = w = strv_join(argv + optind, " ");
fd = inhibit(bus, &error);
- free(w);
-
if (fd < 0) {
log_error("Failed to inhibit: %s", bus_error_message(&error, -r));
return EXIT_FAILURE;
}
r = wait_for_terminate_and_warn(argv[optind], pid);
- close(fd);
- if (r < 0)
- return EXIT_FAILURE;
- else
- return r;
+ return r < 0 ? EXIT_FAILURE : r;
}
return 0;