(#1010) Make extrema functions inlinable

CMakeLists.txt

@@ -129,7 +129,6 @@ add_executable(nothing
   src/game/sprite_font.c
   src/game/sprite_font.h
   src/main.c
-  src/math/extrema.c
   src/math/extrema.h
   src/math/mat3x3.c
   src/math/mat3x3.h

src/math/extrema.c

@@ -1,12 +0,0 @@
-#include <stdlib.h>
-#include "./extrema.h"
-
-int64_t max_int64(int64_t a, int64_t b)
-{
-    return a > b ? a : b;
-}
-
-size_t max_size_t(size_t a, size_t b)
-{
-    return a > b ? a : b;
-}

src/math/extrema.h

@@ -6,7 +6,16 @@
 // WARNING! Any attempts to "generalize" or "improve" this translation
 // unit will result in an instantly closed Pull Request without any
 // further discussion.
-int64_t max_int64(int64_t a, int64_t b);
-size_t max_size_t(size_t a, size_t b);
+static inline
+int64_t max_int64(int64_t a, int64_t b)
+{
+    return a > b ? a : b;
+}
+
+static inline
+size_t max_size_t(size_t a, size_t b)
+{
+    return a > b ? a : b;
+}
 
 #endif  // EXTREMA_H_