e97708fa3e
As described in #15603, it is a fairly common setup to use a fqdn as the configured hostname. But it is often convenient to use just the actual hostname, i.e. until the first dot. This adds support in tmpfiles, sysusers, and unit files for %l which expands to that. Fixes #15603.
30 lines
744 B
C
30 lines
744 B
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#pragma once
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#include <stdbool.h>
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#include <stdio.h>
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#include "macro.h"
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bool hostname_is_set(void);
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char* gethostname_malloc(void);
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char* gethostname_short_malloc(void);
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int gethostname_strict(char **ret);
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bool valid_ldh_char(char c) _const_;
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bool hostname_is_valid(const char *s, bool allow_trailing_dot) _pure_;
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char* hostname_cleanup(char *s);
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#define machine_name_is_valid(s) hostname_is_valid(s, false)
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bool is_localhost(const char *hostname);
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bool is_gateway_hostname(const char *hostname);
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int sethostname_idempotent(const char *s);
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int shorten_overlong(const char *s, char **ret);
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int read_etc_hostname_stream(FILE *f, char **ret);
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int read_etc_hostname(const char *path, char **ret);
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