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author | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2018-11-16 14:37:13 +0100 |
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committer | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2018-11-17 09:13:35 +0100 |
commit | b453c447e0fb4a1e9eccd42120731c1700220b21 (patch) | |
tree | 85e4c728676022a3a4bc096ed6c5e226b24a6ea8 | |
parent | 634a0ad3e59c0fe2a6ea440938fcf8058916667f (diff) | |
download | systemd-b453c447e0fb4a1e9eccd42120731c1700220b21.tar.gz |
inhibit: define main through macro
-rw-r--r-- | src/login/inhibit.c | 33 |
1 files changed, 12 insertions, 21 deletions
diff --git a/src/login/inhibit.c b/src/login/inhibit.c index 22fee49a2b..ca24aea5a7 100644 --- a/src/login/inhibit.c +++ b/src/login/inhibit.c @@ -266,7 +266,7 @@ static int parse_argv(int argc, char *argv[]) { return 1; } -int main(int argc, char *argv[]) { +static int run(int argc, char *argv[]) { _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; int r; @@ -274,23 +274,17 @@ int main(int argc, char *argv[]) { log_open(); r = parse_argv(argc, argv); - if (r < 0) - return EXIT_FAILURE; - if (r == 0) - return EXIT_SUCCESS; + if (r <= 0) + return r; r = sd_bus_default_system(&bus); - if (r < 0) { - log_error_errno(r, "Failed to connect to bus: %m"); - return EXIT_FAILURE; - } + if (r < 0) + return log_error_errno(r, "Failed to connect to bus: %m"); if (arg_action == ACTION_LIST) { - r = print_inhibitors(bus); pager_close(); - if (r < 0) - return EXIT_FAILURE; + return r; } else { _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; @@ -308,14 +302,12 @@ int main(int argc, char *argv[]) { arg_mode = "block"; fd = inhibit(bus, &error); - if (fd < 0) { - log_error("Failed to inhibit: %s", bus_error_message(&error, fd)); - return EXIT_FAILURE; - } + if (fd < 0) + return log_error("Failed to inhibit: %s", bus_error_message(&error, fd)); r = safe_fork("(inhibit)", FORK_RESET_SIGNALS|FORK_DEATHSIG|FORK_CLOSE_ALL_FDS|FORK_LOG, &pid); if (r < 0) - return EXIT_FAILURE; + return r; if (r == 0) { /* Child */ execvp(argv[optind], argv + optind); @@ -324,9 +316,8 @@ int main(int argc, char *argv[]) { _exit(EXIT_FAILURE); } - r = wait_for_terminate_and_check(argv[optind], pid, WAIT_LOG); - return r < 0 ? EXIT_FAILURE : r; + return wait_for_terminate_and_check(argv[optind], pid, WAIT_LOG); } - - return EXIT_SUCCESS; } + +DEFINE_MAIN_FUNCTION_WITH_POSITIVE_FAILURE(run); |