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tree-wide: some work-arounds for gcc false positives regarding uninitialized variables
[elogind.git]
/
src
/
basic
/
user-util.h
diff --git
a/src/basic/user-util.h
b/src/basic/user-util.h
index 8e652584d206e27e5c1a03d4b6455128bdc3899b..5d1d0abe4d1c960f12eda860335bd90453193e0b 100644
(file)
--- a/
src/basic/user-util.h
+++ b/
src/basic/user-util.h
@@
-21,6
+21,7
@@
#include <stdbool.h>
#include <sys/types.h>
#include <stdbool.h>
#include <sys/types.h>
+#include <unistd.h>
bool uid_is_valid(uid_t uid);
bool uid_is_valid(uid_t uid);
@@
-34,8
+35,8
@@
static inline int parse_gid(const char *s, gid_t *ret_gid) {
return parse_uid(s, (uid_t*) ret_gid);
}
return parse_uid(s, (uid_t*) ret_gid);
}
-#if 0 /// UNNEEDED by elogind
char* getlogname_malloc(void);
char* getlogname_malloc(void);
+#if 0 /// UNNEEDED by elogind
char* getusername_malloc(void);
#endif // 0
char* getusername_malloc(void);
#endif // 0
@@
-69,3
+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))
#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;
+}