diff options
Diffstat (limited to 'libc/pwd_grp/pwent.c')
-rw-r--r-- | libc/pwd_grp/pwent.c | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/libc/pwd_grp/pwent.c b/libc/pwd_grp/pwent.c deleted file mode 100644 index 557bffd65..000000000 --- a/libc/pwd_grp/pwent.c +++ /dev/null @@ -1,109 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * pwent.c - This file is part of the libc-8086/pwd package for ELKS, - * Copyright (C) 1995, 1996 Nat Friedman <ndf@linux.mit.edu>. - * Copyright (C) 2001-2003 Erik Andersen <andersee@debian.org> - * - * This 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. - * - * This 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 this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -/* - * setpwent(), endpwent(), and getpwent() are included in the same object - * file, since one cannot be used without the other two, so it makes sense to - * link them all in together. - */ - -#define _GNU_SOURCE -#include <features.h> -#include <unistd.h> -#include <stdlib.h> -#include <errno.h> -#include <fcntl.h> -#include <paths.h> -#include "config.h" - -#ifdef __UCLIBC_HAS_THREADS__ -#include <pthread.h> -static pthread_mutex_t mylock = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP; -# define LOCK pthread_mutex_lock(&mylock) -# define UNLOCK pthread_mutex_unlock(&mylock); -#else -# define LOCK -# define UNLOCK -#endif - -/* file descriptor for the password file currently open */ -static int pw_fd = -9; - -void setpwent(void) -{ - LOCK; - if (pw_fd > -1) - close(pw_fd); - pw_fd = open(_PATH_PASSWD, O_RDONLY); - UNLOCK; -} - -void endpwent(void) -{ - LOCK; - if (pw_fd > -1) - close(pw_fd); - pw_fd = -9; - UNLOCK; -} - -int getpwent_r (struct passwd *password, char *buff, - size_t buflen, struct passwd **result) -{ - int ret=EINVAL; - *result = NULL; - - LOCK; - /* Open /etc/passwd if not yet opened */ - if (pw_fd == -9) { - setpwent(); - } - if (pw_fd == -1) { - UNLOCK; - return -1; - } - ret=__getpwent_r(password, buff, buflen, pw_fd); - if (ret == 0) { - UNLOCK; - *result = password; - return 0; - } - UNLOCK; - __set_errno(ret); - return ret; -} - -struct passwd *getpwent(void) -{ - int ret; - struct passwd *result; - static struct passwd pwd; - static char line_buff[PWD_BUFFER_SIZE]; - - ret = getpwent_r(&pwd, line_buff, sizeof(line_buff), &result); - if (ret == 0) { - return &pwd; - } - __set_errno(ret); - return NULL; -} - |