Added CPP_ASSERT.

[libucw.git] / lib / lib.h

diff --git a/lib/lib.h b/lib/lib.h
index 658feabfde47857d9e36e8622bec723781f1858f..1716303afa8e24bfe1904d382bfb054545e63ab1 100644 (file)
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -36,8 +36,10 @@
 #define CLAMP(x,min,max) ({ int _t=x; (_t < min) ? min : (_t > max) ? max : _t; })
 #define ABS(x) ((x) < 0 ? -(x) : (x))
 #define ARRAY_SIZE(a) (sizeof(a)/sizeof(*(a)))
+#define STRINGIFY(x) #x
 #define GLUE(x,y) x##y
 #define GLUE_(x,y) x##_##y
+#define COMPARE(x,y) do { if ((x)<(y)) return -1; if ((x)>(y)) return 1; } while(0)
 
 /* Logging */
 
@@ -67,6 +69,8 @@ void assert_failed(void) NONRET;
 #define ASSERT(x) do { if (__builtin_constant_p(x) && !(x)) assert_failed(); } while(0)
 #endif
 
+#define CPP_ASSERT(name,x) typedef char _CPP_ASSERT_##name[!!(x)-1]
+
 #ifdef LOCAL_DEBUG
 #define DBG(x,y...) log(L_DEBUG, x,##y)
 #else