diff options
Diffstat (limited to 'grp/putgrent.c')
-rw-r--r-- | grp/putgrent.c | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/grp/putgrent.c b/grp/putgrent.c deleted file mode 100644 index 93caea5..0000000 --- a/grp/putgrent.c +++ /dev/null @@ -1,76 +0,0 @@ -/* Copyright (C) 1991-2023 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/>. */ - -#include <errno.h> -#include <nss.h> -#include <stdio.h> -#include <string.h> -#include <grp.h> - -#define flockfile(s) _IO_flockfile (s) -#define funlockfile(s) _IO_funlockfile (s) - -#define _S(x) x ? x : "" - -/* Write an entry to the given stream. - This must know the format of the group file. */ -int -putgrent (const struct group *gr, FILE *stream) -{ - int retval; - - if (__glibc_unlikely (gr == NULL) || __glibc_unlikely (stream == NULL) - || gr->gr_name == NULL || !__nss_valid_field (gr->gr_name) - || !__nss_valid_field (gr->gr_passwd) - || !__nss_valid_list_field (gr->gr_mem)) - { - __set_errno (EINVAL); - return -1; - } - - flockfile (stream); - - if (gr->gr_name[0] == '+' || gr->gr_name[0] == '-') - retval = fprintf (stream, "%s:%s::", - gr->gr_name, _S (gr->gr_passwd)); - else - retval = fprintf (stream, "%s:%s:%lu:", - gr->gr_name, _S (gr->gr_passwd), - (unsigned long int) gr->gr_gid); - if (__builtin_expect (retval, 0) < 0) - { - funlockfile (stream); - return -1; - } - - if (gr->gr_mem != NULL) - { - for (size_t i = 0; gr->gr_mem[i] != NULL; i++) - if (fprintf (stream, i == 0 ? "%s" : ",%s", gr->gr_mem[i]) < 0) - { - /* What else can we do? */ - funlockfile (stream); - return -1; - } - } - - retval = fputc_unlocked ('\n', stream); - - funlockfile (stream); - - return retval < 0 ? -1 : 0; -} |