Sanitized and improved several macros through the code

- Sanitized all potentially unsafe macros (related eA:15259)
- Improved some function-like macros to evaluate their argument only
  once and keep it in a temporary variable.  This improves performance
  in the damage calculation related code.

Signed-off-by: Haru <haru@dotalux.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/common/utils.h b/src/common/utils.h
index 3e1463d6b..719e1e533 100644
--- a/src/common/utils.h
+++ b/src/common/utils.h
@@ -20,7 +20,7 @@ void findfile(const char *p, const char *pat, void (func)(const char*));
 bool exists(const char* filename);
 
 //Caps values to min/max
-#define cap_value(a, min, max) ((a >= max) ? max : (a <= min) ? min : a)
+#define cap_value(a, min, max) (((a) >= (max)) ? (max) : ((a) <= (min)) ? (min) : (a))
 
 /// calculates the value of A / B, in percent (rounded down)
 unsigned int get_percentage(const unsigned int A, const unsigned int B);