PUTGRENT(3) Linux Programmer's Manual PUTGRENT(3)NAME
putgrent - write a group database entry to a file
SYNOPSIS
#define _GNU_SOURCE
#include <grp.h>
int putgrent(const struct group *grp, FILE *fp);
DESCRIPTION
The putgrent() function is the counterpart for fgetgrent(3). The function writes the content of the provided struct group into the file
pointed to by fp. The list of group members must be NULL-terminated or NULL-initialized.
The struct group is defined as follows:
struct group {
char *gr_name; /* group name */
char *gr_passwd; /* group password */
gid_t gr_gid; /* group ID */
char **gr_mem; /* group members */
};
RETURN VALUE
The function returns zero on success, and a nonzero value on error.
CONFORMING TO
This function is a GNU extension.
SEE ALSO fgetgrent(3), getgrent(3), group(5), feature_test_macros(7)COLOPHON
This page is part of release 3.25 of the Linux man-pages project. A description of the project, and information about reporting bugs, can
be found at http://www.kernel.org/doc/man-pages/.
GNU 2003-09-09 PUTGRENT(3)
Check Out this Related Man Page
PUTGRENT(3) Linux Programmer's Manual PUTGRENT(3)NAME
putgrent - write a group database entry to a file
SYNOPSIS
#define _GNU_SOURCE /* See feature_test_macros(7) */
#include <grp.h>
int putgrent(const struct group *grp, FILE *stream);
DESCRIPTION
The putgrent() function is the counterpart for fgetgrent(3). The function writes the content of the provided struct group into the stream.
The list of group members must be NULL-terminated or NULL-initialized.
The struct group is defined as follows:
struct group {
char *gr_name; /* group name */
char *gr_passwd; /* group password */
gid_t gr_gid; /* group ID */
char **gr_mem; /* group members */
};
RETURN VALUE
The function returns zero on success, and a nonzero value on error.
ATTRIBUTES
For an explanation of the terms used in this section, see attributes(7).
+-----------+---------------+---------+
|Interface | Attribute | Value |
+-----------+---------------+---------+
|putgrent() | Thread safety | MT-Safe |
+-----------+---------------+---------+
CONFORMING TO
This function is a GNU extension.
SEE ALSO fgetgrent(3), getgrent(3), group(5)COLOPHON
This page is part of release 4.15 of the Linux man-pages project. A description of the project, information about reporting bugs, and the
latest version of this page, can be found at https://www.kernel.org/doc/man-pages/.
GNU 2017-09-15 PUTGRENT(3)
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