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53c0397b1d
If systemd is build without utmp support, use sd_get_sessions() in utmp_wall() to get a list of logged in users with the corresponding tty.
52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#pragma once
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#include <stdbool.h>
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#include <sys/types.h>
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#include "time-util.h"
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#if ENABLE_UTMP
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#include <utmpx.h>
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int utmp_get_runlevel(int *runlevel, int *previous);
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int utmp_put_shutdown(void);
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int utmp_put_reboot(usec_t timestamp);
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int utmp_put_runlevel(int runlevel, int previous);
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int utmp_put_dead_process(const char *id, pid_t pid, int code, int status);
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int utmp_put_init_process(const char *id, pid_t pid, pid_t sid, const char *line, int ut_type, const char *user);
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static inline bool utxent_start(void) {
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setutxent();
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return true;
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}
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static inline void utxent_cleanup(bool *initialized) {
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if (initialized)
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endutxent();
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}
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#else /* ENABLE_UTMP */
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static inline int utmp_get_runlevel(int *runlevel, int *previous) {
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return -ESRCH;
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}
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static inline int utmp_put_shutdown(void) {
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return 0;
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}
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static inline int utmp_put_reboot(usec_t timestamp) {
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return 0;
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}
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static inline int utmp_put_runlevel(int runlevel, int previous) {
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return 0;
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}
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static inline int utmp_put_dead_process(const char *id, pid_t pid, int code, int status) {
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return 0;
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}
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static inline int utmp_put_init_process(const char *id, pid_t pid, pid_t sid, const char *line, int ut_type, const char *user) {
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return 0;
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}
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#endif /* ENABLE_UTMP */
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