проверить, находится ли процесс в группе (test whether a process is in a group)
Имя (Name)
group_member - test whether a process is in a group
Синопсис (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
Описание (Description)
The group_member() function tests whether any of the caller's
supplementary group IDs (as returned by getgroups(2)) matches
gid.
Возвращаемое значение (Return value)
The group_member() function returns nonzero if any of the
caller's supplementary group IDs matches gid, and zero otherwise.
Стандарты (Conforming to)
This function is a nonstandard GNU extension.
Смотри также (See also)
getgid(2), getgroups(2), getgrouplist(3), group(5)
