working dos vga writes!

Common/std.h

@@ -6,6 +6,8 @@
 #ifndef COM_STD_H
 #define COM_STD_H
 
+#include "def.h"
+
 #include <stdbool.h>
 #include <stddef.h>
 #include <stdint.h>
@@ -40,20 +42,6 @@ void com_std_close(com_std_fd fd);
 /* Note: Freeing is done by passing 0 size to pointer. */
 void *com_std_alloc(void *ptr, size_t size);
 
-/* Note: Functions listed below are only available for dev builds. */
-/* Trigonometry functions are for reference testing of our own fixed point
- * implementations. Do not use otherwise. */
-#define com_std_assert(p_h)                                                    \
-  do {                                                                         \
-    if (!(p_h)) {                                                              \
-      const char msg[] =                                                       \
-          "Assertion failed at "__FILE__                                       \
-          ":" COM_DEF_STRLIT(__LINE__) ": " COM_DEF_STRLIT(p_h);               \
-      com_std_print_str(msg, sizeof msg, true);                                \
-      com_std_exit(-1);                                                        \
-    }                                                                          \
-  } while (0)
-
 /*
     Basic printing utility that doesn't utilize format string.
     Instead a vector of arguments is passed and concatenated, based on type.
@@ -81,9 +69,25 @@ void com_std_print_(int32_t start, ...);
 #define com_std_print(...) com_std_print_(__VA_ARGS__, '.')
 void com_std_print_str(char const *str, uint32_t len, bool newline);
 
+#define COM_STD_PIF ((float)3.14159265358979323846)
+
 double com_std_sqrt(double v);
 double com_std_fabs(double v);
 double com_std_sin(double v);
 double com_std_cos(double v);
 
+/* Note: Functions listed below are only available for dev builds. */
+/* Trigonometry functions are for reference testing of our own fixed point
+ * implementations. Do not use otherwise. */
+#define com_std_assert(p_h)                                                    \
+  do {                                                                         \
+    if (!(p_h)) {                                                              \
+      const char msg[] =                                                       \
+          "Assertion failed at "__FILE__                                       \
+          ":" COM_DEF_STRLIT(__LINE__) ": " COM_DEF_STRLIT(p_h);               \
+      com_std_print_str(msg, sizeof msg, true);                                \
+      com_std_exit(-1);                                                        \
+    }                                                                          \
+  } while (0)
+
 #endif