X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fbasic%2Fuser-util.h;h=5d1d0abe4d1c960f12eda860335bd90453193e0b;hp=4f098d085ba65cddba0a9a86c559ff9e64b99fdd;hb=7b4a8335022121d06336eae363f3d7fcbcac1c45;hpb=da2587d5154e11d4e643e326793f3ce2cc48dee6;ds=sidebyside

diff --git a/src/basic/user-util.h b/src/basic/user-util.h
index 4f098d085..5d1d0abe4 100644
--- a/src/basic/user-util.h
+++ b/src/basic/user-util.h
@@ -1,5 +1,3 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
 #pragma once
 
 /***
@@ -21,8 +19,9 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <sys/types.h>
 #include <stdbool.h>
+#include <sys/types.h>
+#include <unistd.h>
 
 bool uid_is_valid(uid_t uid);
 
@@ -36,8 +35,8 @@ static inline int parse_gid(const char *s, gid_t *ret_gid) {
         return parse_uid(s, (uid_t*) ret_gid);
 }
 
-#if 0 /// UNNEEDED by elogind
 char* getlogname_malloc(void);
+#if 0 /// UNNEEDED by elogind
 char* getusername_malloc(void);
 #endif // 0
 
@@ -71,3 +70,7 @@ int take_etc_passwd_lock(const char *root);
 
 #define PTR_TO_GID(p) ((gid_t) (((uintptr_t) (p))-1))
 #define GID_TO_PTR(u) ((void*) (((uintptr_t) (u))+1))
+
+static inline bool userns_supported(void) {
+        return access("/proc/self/uid_map", F_OK) >= 0;
+}