Linux cli command group_member

➡ 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 group_member and provides detailed information about the command group_member, 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 group_member.

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NAME 🖥️ group_member 🖥️

test whether a process is in a group

LIBRARY

Standard C library (libc, -lc)

SYNOPSIS

#include <unistd.h>
int group_member(gid_t gid);

Feature Test Macro Requirements for glibc (see feature_test_macros(7)):

group_member():

    _GNU_SOURCE

DESCRIPTION

The group_member() function tests whether any of the caller’s supplementary group IDs (as returned by getgroups(2)) matches gid.

RETURN VALUE

The group_member() function returns nonzero if any of the caller’s supplementary group IDs matches gid, and zero otherwise.

STANDARDS

GNU.

SEE ALSO

getgid(2), getgroups(2), getgrouplist(3), group(5)

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