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logind: make $XDG_RUNTIME_DIR a per-user tmpfs
[elogind.git]
/
src
/
shared
/
util.h
diff --git
a/src/shared/util.h
b/src/shared/util.h
index 9913fcefaeba3ff6a4bfd16aaf0cec0cd2fa5828..e4300719a3b12a83cdb9b2e514572f788a18cb5f 100644
(file)
--- a/
src/shared/util.h
+++ b/
src/shared/util.h
@@
-58,6
+58,14
@@
# error Unknown uid_t size
#endif
# error Unknown uid_t size
#endif
+#if SIZEOF_GID_T == 4
+# define GID_FMT "%" PRIu32
+#elif SIZEOF_GID_T == 2
+# define GID_FMT "%" PRIu16
+#else
+# error Unknown gid_t size
+#endif
+
#include "macro.h"
#include "time-util.h"
#include "macro.h"
#include "time-util.h"
@@
-723,6
+731,15
@@
void* greedy_realloc0(void **p, size_t *allocated, size_t need);
#define GREEDY_REALLOC0(array, allocated, need) \
greedy_realloc0((void**) &(array), &(allocated), sizeof((array)[0]) * (need))
#define GREEDY_REALLOC0(array, allocated, need) \
greedy_realloc0((void**) &(array), &(allocated), sizeof((array)[0]) * (need))
+#define GREEDY_REALLOC0_T(array, count, need) \
+ ({ \
+ size_t _size = (count) * sizeof((array)[0]); \
+ void *_ptr = GREEDY_REALLOC0((array), _size, (need)); \
+ if (_ptr) \
+ (count) = _size / sizeof((array)[0]); \
+ _ptr; \
+ })
+
static inline void _reset_errno_(int *saved_errno) {
errno = *saved_errno;
}
static inline void _reset_errno_(int *saved_errno) {
errno = *saved_errno;
}
@@
-874,3
+891,5
@@
int fd_warn_permissions(const char *path, int fd);
unsigned long personality_from_string(const char *p);
const char *personality_to_string(unsigned long);
unsigned long personality_from_string(const char *p);
const char *personality_to_string(unsigned long);
+
+uint64_t physical_memory(void);