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623a00020f
Whenever one of our tools or daemons exits, let's send the exit status via sd-notify in the EXIT_STATUS field.
43 lines
2.0 KiB
C
43 lines
2.0 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#pragma once
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#include <stdlib.h>
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#include "sd-daemon.h"
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#include "argv-util.h"
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#include "pager.h"
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#include "selinux-util.h"
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#include "spawn-ask-password-agent.h"
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#include "spawn-polkit-agent.h"
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#include "static-destruct.h"
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#define _DEFINE_MAIN_FUNCTION(intro, impl, ret) \
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int main(int argc, char *argv[]) { \
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int r; \
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assert_se(argc > 0 && !isempty(argv[0])); \
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save_argc_argv(argc, argv); \
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intro; \
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r = impl; \
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if (r < 0) \
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(void) sd_notifyf(0, "ERRNO=%i", -r); \
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(void) sd_notifyf(0, "EXIT_STATUS=%i", ret); \
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ask_password_agent_close(); \
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polkit_agent_close(); \
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pager_close(); \
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mac_selinux_finish(); \
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static_destruct(); \
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return ret; \
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}
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/* Negative return values from impl are mapped to EXIT_FAILURE, and
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* everything else means success! */
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#define DEFINE_MAIN_FUNCTION(impl) \
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_DEFINE_MAIN_FUNCTION(,impl(argc, argv), r < 0 ? EXIT_FAILURE : EXIT_SUCCESS)
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/* Zero is mapped to EXIT_SUCCESS, negative values are mapped to EXIT_FAILURE,
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* and positive values are propagated.
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* Note: "true" means failure! */
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#define DEFINE_MAIN_FUNCTION_WITH_POSITIVE_FAILURE(impl) \
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_DEFINE_MAIN_FUNCTION(,impl(argc, argv), r < 0 ? EXIT_FAILURE : r)
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