mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-26 04:31:03 +00:00
7752137a6a
* sysdeps/mach/hurd/mmap.c: Fix inverted test of MAP_FIXED. * stdio/vfscanf.c (number): Allow field width to inhibit first digit after base detection. * stdio/vfprintf.c (vfprintf: %s): Never search past the limit specified by the precision. * grp/grpread.c (__grpscan): New function. * grp/grp.h (__grpscan): Declare it. * grp/getgrgid.c: Use __grpscan. * grp/getgrnam.c: Likewise. * pwd/pwdread.c (__pwdscan): New function. * pwd/pwd.h (__pwdscan): Declare it. * pwd/getpwnam.c: Use __pwdscan. * pwd/getpwuid.c: Likewise. Thu Aug 24 16:29:40 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * sysdeps/mach/hurd/mmap.c: Treat (FLAGS & MAP_TYPE) == 0 like MAP_FILE. * hurd/thread-cancel.c: Return EINTR when called on self. * sysdeps/i386/elf/start.S (data_start): Define as weak alias for __data_start.
107 lines
3.1 KiB
C
107 lines
3.1 KiB
C
/* Copyright (C) 1991, 1992, 1995 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 Library General Public License as
|
|
published by the Free Software Foundation; either version 2 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If
|
|
not, write to the, 1992 Free Software Foundation, Inc., 675 Mass Ave,
|
|
Cambridge, MA 02139, USA. */
|
|
|
|
/*
|
|
* POSIX Standard: 9.2.1 Group Database Access <grp.h>
|
|
*/
|
|
|
|
#ifndef _GRP_H
|
|
|
|
#define _GRP_H 1
|
|
#include <features.h>
|
|
|
|
__BEGIN_DECLS
|
|
|
|
#include <gnu/types.h>
|
|
|
|
|
|
/* The group structure. */
|
|
struct group
|
|
{
|
|
char *gr_name; /* Group name. */
|
|
char *gr_passwd; /* Password. */
|
|
__gid_t gr_gid; /* Group ID. */
|
|
char **gr_mem; /* Member list. */
|
|
};
|
|
|
|
|
|
#if defined(__USE_SVID) || defined(__USE_GNU)
|
|
#define __need_FILE
|
|
#include <stdio.h>
|
|
#endif
|
|
|
|
#ifdef __USE_GNU
|
|
/* Return a new stream open on the group file. */
|
|
extern FILE *__grpopen __P ((void));
|
|
|
|
/* Read a group entry from STREAM, filling in G.
|
|
Return the `struct group' of G if successful, NULL on failure. */
|
|
extern struct group *__grpread __P ((FILE * __stream, __ptr_t __g));
|
|
|
|
/* Return a chunk of memory containing pre-initialized data for __grpread. */
|
|
extern __ptr_t __grpalloc __P ((void));
|
|
|
|
/* Scan the group file, filling in G, until SELECTOR returns nonzero for an
|
|
entry. Return the `struct group' of G if successful, NULL on failure. */
|
|
extern struct group *__grpscan __P ((__ptr_t *__p,
|
|
int (*__selector) (struct group *)));
|
|
#endif
|
|
|
|
|
|
#if defined(__USE_SVID) || defined(__USE_MISC) || defined (__USE_BSD)
|
|
/* Rewind the group-file stream. */
|
|
extern void setgrent __P ((void));
|
|
|
|
/* Close the group-file stream. */
|
|
extern void endgrent __P ((void));
|
|
|
|
/* Read an entry from the group-file stream, opening it if necessary. */
|
|
extern struct group *getgrent __P ((void));
|
|
#endif
|
|
|
|
#ifdef __USE_SVID
|
|
/* Read a group entry from STREAM. */
|
|
extern struct group *fgetgrent __P ((FILE * __stream));
|
|
#endif
|
|
|
|
/* Search for an entry with a matching group ID. */
|
|
extern struct group *getgrgid __P ((__gid_t __gid));
|
|
|
|
/* Search for an entry with a matching group name. */
|
|
extern struct group *getgrnam __P ((__const char *__name));
|
|
|
|
|
|
#ifdef __USE_BSD
|
|
|
|
#define __need_size_t
|
|
#include <stddef.h>
|
|
|
|
/* Set the group set for the current user to GROUPS (N of them). */
|
|
extern int setgroups __P ((size_t __n, __const __gid_t * groups));
|
|
|
|
/* Initialize the group set for the current user
|
|
by reading the group database and using all groups
|
|
of which USER is a member. Also include GROUP. */
|
|
extern int initgroups __P ((__const char *user, __gid_t group));
|
|
|
|
#endif /* Use BSD. */
|
|
|
|
__END_DECLS
|
|
|
|
#endif /* grp.h */
|