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Source file src/os/user/getgrouplist_darwin.go

Documentation: os/user

  // Copyright 2016 The Go Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style
  // license that can be found in the LICENSE file.
  package user
  #include <unistd.h>
  #include <sys/types.h>
  #include <stdlib.h>
  static int mygetgrouplist(const char* user, gid_t group, gid_t* groups, int* ngroups) {
  	int* buf = malloc(*ngroups * sizeof(int));
  	int rv = getgrouplist(user, (int) group, buf, ngroups);
  	int i;
  	if (rv == 0) {
  		for (i = 0; i < *ngroups; i++) {
  			groups[i] = (gid_t) buf[i];
  	return rv;
  import "C"
  func getGroupList(name *C.char, userGID C.gid_t, gids *C.gid_t, n *C.int) C.int {
  	return C.mygetgrouplist(name, userGID, gids, n)

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