GROUP_MEMBER(3) | Linux Programmer's Manual | GROUP_MEMBER(3) |
NAME
group_member - test whether a process is in a groupSYNOPSIS
#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.CONFORMING TO
This function is a nonstandard GNU extension.SEE ALSO
getgid(2), getgroups(2), getgrouplist(3), group(5)COLOPHON
This page is part of release 5.13 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/.2021-03-22 | GNU |