mirror of git://sourceware.org/git/glibc.git
126 lines
4.0 KiB
C
126 lines
4.0 KiB
C
/* Copyright (C) 1997-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef _UTMPX_H
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#define _UTMPX_H 1
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#include <features.h>
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#include <sys/time.h>
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/* Required according to Unix98. */
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#ifndef __pid_t_defined
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typedef __pid_t pid_t;
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# define __pid_t_defined
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#endif
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/* Get system dependent values and data structures. */
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#include <bits/utmpx.h>
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#ifdef __USE_GNU
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/* Compatibility names for the strings of the canonical file names. */
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# define UTMPX_FILE _PATH_UTMPX
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# define UTMPX_FILENAME _PATH_UTMPX
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# define WTMPX_FILE _PATH_WTMPX
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# define WTMPX_FILENAME _PATH_WTMPX
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#endif
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/* For the getutmp{,x} functions we need the `struct utmp'. */
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#ifdef __USE_GNU
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struct utmp;
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#endif
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__BEGIN_DECLS
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/* Open user accounting database.
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This function is a possible cancellation point and therefore not
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marked with __THROW. */
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extern void setutxent (void);
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/* Close user accounting database.
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This function is a possible cancellation point and therefore not
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marked with __THROW. */
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extern void endutxent (void);
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/* Get the next entry from the user accounting database.
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This function is a possible cancellation point and therefore not
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marked with __THROW. */
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extern struct utmpx *getutxent (void);
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/* Get the user accounting database entry corresponding to ID.
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This function is a possible cancellation point and therefore not
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marked with __THROW. */
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extern struct utmpx *getutxid (const struct utmpx *__id);
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/* Get the user accounting database entry corresponding to LINE.
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This function is a possible cancellation point and therefore not
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marked with __THROW. */
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extern struct utmpx *getutxline (const struct utmpx *__line);
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/* Write the entry UTMPX into the user accounting database.
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This function is a possible cancellation point and therefore not
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marked with __THROW. */
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extern struct utmpx *pututxline (const struct utmpx *__utmpx);
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#ifdef __USE_GNU
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/* Change name of the utmpx file to be examined.
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This function is not part of POSIX and therefore no official
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cancellation point. But due to similarity with an POSIX interface
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or due to the implementation it is a cancellation point and
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therefore not marked with __THROW. */
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extern int utmpxname (const char *__file);
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/* Append entry UTMP to the wtmpx-like file WTMPX_FILE.
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This function is not part of POSIX and therefore no official
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cancellation point. But due to similarity with an POSIX interface
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or due to the implementation it is a cancellation point and
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therefore not marked with __THROW. */
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extern void updwtmpx (const char *__wtmpx_file,
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const struct utmpx *__utmpx);
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/* Copy the information in UTMPX to UTMP.
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This function is not part of POSIX and therefore no official
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cancellation point. But due to similarity with an POSIX interface
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or due to the implementation it is a cancellation point and
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therefore not marked with __THROW. */
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extern void getutmp (const struct utmpx *__utmpx,
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struct utmp *__utmp);
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/* Copy the information in UTMP to UTMPX.
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This function is not part of POSIX and therefore no official
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cancellation point. But due to similarity with an POSIX interface
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or due to the implementation it is a cancellation point and
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therefore not marked with __THROW. */
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extern void getutmpx (const struct utmp *__utmp, struct utmpx *__utmpx);
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#endif
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__END_DECLS
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#endif /* utmpx.h */
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