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/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#ifndef _ALIASES_H
#define _ALIASES_H 1
#include <features.h>
#include <sys/types.h>
__BEGIN_DECLS
/* Structure to represent one entry of the alias database. */
struct aliasent
{
char *alias_name;
size_t alias_members_len;
char **alias_members;
int alias_local;
};
/* Open alias data base files. */
extern void setaliasent (void) __THROW;
/* Close alias database files. */
extern void endaliasent (void) __THROW;
/* Get the next entry from the alias database. */
extern struct aliasent *getaliasent (void) __THROW;
/* Get the next entry from the alias database and put it in RESULT_BUF. */
extern int getaliasent_r (struct aliasent *__restrict __result_buf,
char *__restrict __buffer, size_t __buflen,
struct aliasent **__restrict __result) __THROW;
/* Get alias entry corresponding to NAME. */
extern struct aliasent *getaliasbyname (const char *__name) __THROW;
/* Get alias entry corresponding to NAME and put it in RESULT_BUF. */
extern int getaliasbyname_r (const char *__restrict __name,
struct aliasent *__restrict __result_buf,
char *__restrict __buffer, size_t __buflen,
struct aliasent **__restrict __result) __THROW;
__END_DECLS
#endif /* aliases.h */
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