random-seed: add little tool for saving/loading random seed on shutdown/boot, but...

[elogind.git] / src / macro.h

diff --git a/src/macro.h b/src/macro.h
index 622c08eeda89ef840f06ac24638ae01873d13469..10a106bc196be3f1900d96d7b59cc9771a47520e 100644 (file)
--- a/src/macro.h
+++ b/src/macro.h
@@ -25,19 +25,22 @@
 #include <assert.h>
 #include <sys/types.h>
 
-#define _printf_attr(a,b) __attribute__ ((format (printf, a, b)))
-#define _sentinel __attribute__ ((sentinel))
-#define _noreturn __attribute__((noreturn))
-#define _unused __attribute__ ((unused))
-#define _destructor __attribute__ ((destructor))
-#define _pure __attribute__ ((pure))
-#define _const __attribute__ ((const))
-#define _deprecated __attribute__ ((deprecated))
-#define _packed __attribute__ ((packed))
-#define _malloc __attribute__ ((malloc))
-#define _weak __attribute__ ((weak))
-#define _likely(x) (__builtin_expect(!!(x),1))
-#define _unlikely(x) (__builtin_expect(!!(x),0))
+#define _printf_attr_(a,b) __attribute__ ((format (printf, a, b)))
+#define _sentinel_ __attribute__ ((sentinel))
+#define _noreturn_ __attribute__((noreturn))
+#define _unused_ __attribute__ ((unused))
+#define _destructor_ __attribute__ ((destructor))
+#define _pure_ __attribute__ ((pure))
+#define _const_ __attribute__ ((const))
+#define _deprecated_ __attribute__ ((deprecated))
+#define _packed_ __attribute__ ((packed))
+#define _malloc_ __attribute__ ((malloc))
+#define _weak_ __attribute__ ((weak))
+#define _likely_(x) (__builtin_expect(!!(x),1))
+#define _unlikely_(x) (__builtin_expect(!!(x),0))
+#define _public_ __attribute__ ((visibility("default")))
+#define _hidden_ __attribute__ ((visibility("hidden")))
+#define _weakref_(x) __attribute__((weakref(#x)))
 
 /* Rounds up */
 static inline size_t ALIGN(size_t l) {
@@ -70,7 +73,7 @@ static inline size_t ALIGN(size_t l) {
 
 #define assert_se(expr)                                                 \
         do {                                                            \
-                if (_unlikely(!(expr)))                                 \
+                if (_unlikely_(!(expr)))                                \
                         log_assert(__FILE__, __LINE__, __PRETTY_FUNCTION__, \
                                    "Assertion '%s' failed at %s:%u, function %s(). Aborting.", \
                                    #expr , __FILE__, __LINE__, __PRETTY_FUNCTION__); \
@@ -106,12 +109,18 @@ static inline size_t ALIGN(size_t l) {
 #define PTR_TO_UINT32(p) ((uint32_t) ((uintptr_t) (p)))
 #define UINT32_TO_PTR(u) ((void*) ((uintptr_t) (u)))
 
+#define PTR_TO_ULONG(p) ((unsigned long) ((uintptr_t) (p)))
+#define ULONG_TO_PTR(u) ((void*) ((uintptr_t) (u)))
+
 #define PTR_TO_INT(p) ((int) ((intptr_t) (p)))
 #define INT_TO_PTR(u) ((void*) ((intptr_t) (u)))
 
 #define TO_INT32(p) ((int32_t) ((intptr_t) (p)))
 #define INT32_TO_PTR(u) ((void*) ((intptr_t) (u)))
 
+#define PTR_TO_LONG(p) ((long) ((intptr_t) (p)))
+#define LONG_TO_PTR(u) ((void*) ((intptr_t) (u)))
+
 #define memzero(x,l) (memset((x), 0, (l)))
 #define zero(x) (memzero(&(x), sizeof(x)))