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1998-10-25 Ulrich Drepper <drepper@cygnus.com> * include/features.h: Define __USE_POSIS199506 is _POSIX_C_SOURCE is greater or equal than 199506L. * sysdeps/generic/bits/types.h (__fd_set): Define element as fds_bits only is __USE_XOPEN. Otherwise use __fds_bits. * sysdeps/unix/sysv/linux/alpha/bits/types.h: Likewise. * sysdeps/unix/sysv/linux/mips/bits/types.h: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h: Likewise. * sysdeps/unix/sysv/linux/bits/types.h: Likewise. * sysdeps/unix/sysv/sysv4/solaris2/bits/types.h: Likewise. 1998-10-24 H.J. Lu <hjl@gnu.org> * locale/programs/charmap.c (parse_charmap): Accept tok_string for <code_set_name>. 1998-10-25 H.J. Lu <hjl@gnu.org> * locale/programs/ld-ctype.c (ctype_finish): Also check <space>. 1998-10-25 Ulrich Drepper <drepper@cygnus.com> * signal/signal.h: Include bits/sigthread.h only if __USE_POSIX199506. * sysdeps/unix/sysv/linux/bits/types.h: Include pthreadtypes.h only if __USE_POSIX199506 or __USE_UNIX98. 1998-10-24 22:34 -0400 Zack Weinberg <zack@rabi.phys.columbia.edu> * string/bits/string2.h: Inline strdup+friends only if __USE_MISC || __USE_GNU (prevents namespace pollution). 1998-10-24 H.J. Lu <hjl@gnu.org> * sysdeps/unix/sysv/linux/alpha/bits/fcntl.h (LOCK_SH, LOCK_EX, LOCK_NB, LOCK_UN): Protect with __USE_BSD. * sysdeps/unix/sysv/linux/i386/bits/fcntl.h (LOCK_SH, LOCK_EX, LOCK_NB, LOCK_UN): Likewise. * sysdeps/unix/sysv/linux/mips/bits/fcntl.h (LOCK_SH, LOCK_EX, LOCK_NB, LOCK_UN): Likewise. * sysdeps/unix/sysv/linux/sparc/bits/fcntl.h (LOCK_SH, LOCK_EX, LOCK_NB, LOCK_UN): Likewise. * sysdeps/unix/sysv/linux/bits/fcntl.h (LOCK_SH, LOCK_EX, LOCK_NB, LOCK_UN): Likewise. 1998-10-24 H.J. Lu <hjl@gnu.org> * libio/ioseekoff.c (_IO_seekoff): Check the valid dir value. * libio/rewind.c (rewind): Clear the error. 1998-10-24 H.J. Lu <hjl@gnu.org> * grp/grp.h (getgrent_r, getgrgid_r, getgrnam_r): Add "__" to "buffer". 1998-10-24 H.J. Lu <hjl@gnu.org> * sysdeps/unix/sysv/linux/alpha/bits/time.h (timeval): Protect with __need_timeval. * sysdeps/unix/sysv/linux/mips/bits/time.h (timeval): Likewise. * sysdeps/unix/sysv/linux/bits/time.h (timeval): Likewise. 1998-10-24 H.J. Lu <hjl@gnu.org> * signal/signal.h (timespec, siginfo_t, sigwaitinfo, sigtimedwait, sigqueue): Protect with __USE_POSIX199309. 1998-10-24 H.J. Lu <hjl@gnu.org> * time/time.h (timespec): Protect with __USE_POSIX199309 instead of __USE_POSIX. 1998-10-24 H.J. Lu <hjl@gnu.org> * libio/fileops.c (_IO_new_file_seekoff): Always resync with the kernel file offset. * libio/oldfileops.c (_IO_old_file_seekoff): Likewise.
145 lines
4.3 KiB
C
145 lines
4.3 KiB
C
/* Copyright (C) 1991, 92, 95, 96, 97, 98 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 Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/*
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* POSIX Standard: 9.2.1 Group Database Access <grp.h>
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*/
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#ifndef _GRP_H
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#define _GRP_H 1
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#include <features.h>
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__BEGIN_DECLS
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#include <bits/types.h>
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#define __need_size_t
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#include <stddef.h>
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/* For the Single Unix specification we must define this type here. */
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#if defined __USE_XOPEN && !defined gid_t
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typedef __gid_t gid_t;
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# define gid_t gid_t
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#endif
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/* The group structure. */
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struct group
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{
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char *gr_name; /* Group name. */
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char *gr_passwd; /* Password. */
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__gid_t gr_gid; /* Group ID. */
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char **gr_mem; /* Member list. */
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};
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#if defined __USE_SVID || defined __USE_GNU
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# define __need_FILE
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# include <stdio.h>
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#endif
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#if defined __USE_SVID || defined __USE_BSD || defined __USE_XOPEN_EXTENDED
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/* Rewind the group-file stream. */
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extern void setgrent __P ((void));
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/* Close the group-file stream. */
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extern void endgrent __P ((void));
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/* Read an entry from the group-file stream, opening it if necessary. */
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extern struct group *getgrent __P ((void));
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#endif
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#ifdef __USE_SVID
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/* Read a group entry from STREAM. */
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extern struct group *fgetgrent __P ((FILE *__stream));
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#endif
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#ifdef __USE_GNU
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/* Write the given entry onto the given stream. */
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extern int putgrent __P ((__const struct group *__p, FILE *__f));
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#endif
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/* Search for an entry with a matching group ID. */
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extern struct group *getgrgid __P ((__gid_t __gid));
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/* Search for an entry with a matching group name. */
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extern struct group *getgrnam __P ((__const char *__name));
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#if defined __USE_POSIX || defined __USE_MISC
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# ifdef __USE_MISC
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/* Reasonable value for the buffer sized used in the reentrant
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functions below. But better use `sysconf'. */
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# define NSS_BUFLEN_GROUP 1024
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# endif
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/* Reentrant versions of some of the functions above.
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PLEASE NOTE: the `getgrent_r' function is not (yet) standardized.
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The interface may change in later versions of this library. But
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the interface is designed following the principals used for the
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other reentrant functions so the chances are good this is what the
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POSIX people would choose. */
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# if defined __USE_SVID || defined __USE_BSD || defined __USE_XOPEN_EXTENDED
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extern int getgrent_r __P ((struct group *__resultbuf, char *__buffer,
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size_t __buflen, struct group **__result));
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# endif
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/* Search for an entry with a matching group ID. */
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extern int getgrgid_r __P ((__gid_t __gid, struct group *__resultbuf,
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char *__buffer, size_t __buflen,
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struct group **__result));
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/* Search for an entry with a matching group name. */
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extern int getgrnam_r __P ((__const char *__name, struct group *__resultbuf,
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char *__buffer, size_t __buflen,
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struct group **__result));
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# ifdef __USE_SVID
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/* Read a group entry from STREAM. This function is not standardized
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an probably never will. */
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extern int fgetgrent_r __P ((FILE * __stream, struct group *__resultbuf,
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char *__buffer, size_t __buflen,
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struct group **__result));
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# endif
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#endif /* POSIX or reentrant */
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#ifdef __USE_BSD
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# define __need_size_t
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# include <stddef.h>
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/* Set the group set for the current user to GROUPS (N of them). */
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extern int setgroups __P ((size_t __n, __const __gid_t *__groups));
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/* Initialize the group set for the current user
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by reading the group database and using all groups
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of which USER is a member. Also include GROUP. */
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extern int initgroups __P ((__const char *__user, __gid_t __group));
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#endif /* Use BSD. */
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__END_DECLS
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#endif /* grp.h */
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