Gigantic update with menu

src/include/util.h

@@ -14,6 +14,13 @@ typedef struct {
     uint8_t r, g, b;
 } rgb_t;
 
+#define ERR(...)                                     \
+    do {                                             \
+        fprintf(stderr, "hl-cheat: %s: ", __func__); \
+        fprintf(stderr, __VA_ARGS__);                \
+        fputc('\n', stderr);                         \
+    } while (0)
+
 #define DEG2RAD(n) ((n)*M_PI / 180.0f)
 #define RAD2DEG(n) ((n)*180.0f / M_PI)
 #define CLAMP(val, min, max) \
@@ -24,9 +31,11 @@ typedef struct {
 
 /* Use indexes so it works for float[] as well as vec3_t */
 #define vec_copy(dst, src) \
-    dst[0] = src[0];       \
-    dst[1] = src[1];       \
-    dst[2] = src[2];
+    do {                   \
+        dst[0] = src[0];   \
+        dst[1] = src[1];   \
+        dst[2] = src[2];   \
+    } while (0)
 
 /*----------------------------------------------------------------------------*/
 
@@ -36,13 +45,14 @@ bool valid_player(cl_entity_t* ent);
 bool is_friend(cl_entity_t* ent);
 bool can_shoot(void);
 char* get_name(int ent_idx);
+game_id get_cur_game(void);
 vec3_t vec3(float x, float y, float z);
 vec3_t vec_add(vec3_t a, vec3_t b);
 vec3_t vec_sub(vec3_t a, vec3_t b);
 bool vec_is_zero(vec3_t v);
 float vec_len2d(vec3_t v);
-void vec_clamp(vec3_t v);
-void vec_norm(vec3_t v);
+void ang_clamp(vec3_t* v);
+void vec_norm(vec3_t* v);
 float angle_delta_rad(float a, float b);
 vec3_t vec_to_ang(vec3_t v);
 vec3_t matrix_3x4_origin(matrix_3x4 m);
@@ -53,4 +63,4 @@ void gl_drawbox(int x, int y, int w, int h, rgb_t c);
 void gl_drawline(int x0, int y0, int x1, int y1, float w, rgb_t col);
 bool protect_addr(void* ptr, int new_flags);
 
-#endif /* UTIL_H_ */
+#endif /* UTIL_H_ */