X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Fmacro.h;h=4e5d0f4f2f8d304e10403b34a31378785c087e37;hb=9607d9470eec07df817e58f64d312ccb5ac4cfcc;hp=80cb2f0892f9a2d41ae9918cb5644e99e6bca3f6;hpb=a9c55a882f021318fa728af78f398f4fb7ad7c85;p=elogind.git

diff --git a/src/shared/macro.h b/src/shared/macro.h
index 80cb2f089..4e5d0f4f2 100644
--- a/src/shared/macro.h
+++ b/src/shared/macro.h
@@ -46,6 +46,9 @@
 #define _introspect_(x) __attribute__((section("introspect." x)))
 #define _alignas_(x) __attribute__((aligned(__alignof(x))))
 
+/* automake test harness */
+#define EXIT_TEST_SKIP 77
+
 #define XSTRINGIFY(x) #x
 #define STRINGIFY(x) XSTRINGIFY(x)
 
@@ -68,29 +71,27 @@ static inline size_t ALIGN_TO(size_t l, size_t ali) {
         const typeof( ((type *)0)->member ) *__mptr = (ptr); \
         (type *)( (char *)__mptr - offsetof(type,member) );})
 
-#ifndef MAX
-#define MAX(a,b)                                \
-        __extension__ ({                        \
-                        typeof(a) _a = (a);     \
-                        typeof(b) _b = (b);     \
-                        _a > _b ? _a : _b;      \
+#undef MAX
+#define MAX(a,b)                                 \
+        __extension__ ({                         \
+                        typeof(a) _a = (a);      \
+                        typeof(b) _b = (b);      \
+                        _a > _b ? _a : _b;       \
                 })
-#endif
 
-#define MAX3(a,b,c)                             \
-        MAX(MAX(a,b),c)
+#define MAX3(x,y,z)                              \
+        __extension__ ({                         \
+                        typeof(x) _c = MAX(x,y); \
+                        MAX(_c, z);              \
+                })
 
-#ifndef MIN
+#undef MIN
 #define MIN(a,b)                                \
         __extension__ ({                        \
                         typeof(a) _a = (a);     \
                         typeof(b) _b = (b);     \
                         _a < _b ? _a : _b;      \
                 })
-#endif
-
-#define MIN3(a,b,c)                             \
-        MIN(MIN(a,b),c)
 
 #ifndef CLAMP
 #define CLAMP(x, low, high)                                             \