Linux cli command putgrent

➡ A Linux man page (short for manual page) is a form of software documentation found on Linux and Unix-like operating systems. This man-page explains the command putgrent and provides detailed information about the command putgrent, system calls, library functions, and other aspects of the system, including usage, options, and examples of _. You can access this man page by typing man followed by the putgrent.

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NAME 🖥️ putgrent 🖥️

write a group database entry to a file

LIBRARY

Standard C library (libc, -lc)

SYNOPSIS

#define _GNU_SOURCE /* See feature_test_macros(7) */
#include <grp.h>
int putgrent(const struct group *restrict grp",FILE*restrict"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).

InterfaceAttributeValue

putgrent()

Thread safetyMT-Safe

STANDARDS

GNU.

SEE ALSO

fgetgrent(3), getgrent(3), group(5)

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