I hate this... (for now)

install.sh

@@ -2,6 +2,8 @@
 
 set -xe
 
+mkdir /usr/include/xolatile
+
 cp xurses.h /usr/include/xolatile/xurses.h
 cp xurses.c /usr/include/xolatile/xurses.c
 

xurses.c

@@ -95,23 +95,25 @@ void curses_screen_offset (void) {
 }
 
 char * curses_screen_position (int x, int y) {
-	fatal_failure (x <= -1,                   "curses_screen_position: X position is beyond the lower bound.");
-	fatal_failure (y <= -1,                   "curses_screen_position: Y position is beyond the lower bound.");
-	fatal_failure (x >= curses_screen_width,  "curses_screen_position: X position is beyond the upper bound.");
-	fatal_failure (y >= curses_screen_height, "curses_screen_position: Y position is beyond the upper bound.");
+	fatal_failure (x <= -1,                   "curses_screen_position: X position is below the lower bound.");
+	fatal_failure (y <= -1,                   "curses_screen_position: Y position is below the lower bound.");
+	fatal_failure (x >= curses_screen_width,  "curses_screen_position: X position is above the upper bound.");
+	fatal_failure (y >= curses_screen_height, "curses_screen_position: Y position is above the upper bound.");
 
 	return (& curses_screen [CURSES_LENGTH * (y * curses_screen_width + x) + y * CURSES_RETURN + CURSES_OFFSET]);
 }
 
 char * curses_format_character (char character, int colour, int effect) {
-	fatal_failure (character_is_invisible (character), "curses_format_character: Can not format invisible characters.");
-	fatal_failure (colour >= COLOUR_COUNT,             "curses_format_character: Colour is invalid enumeration value.");
-	fatal_failure (effect >= EFFECT_COUNT,             "curses_format_character: Effect is invalid enumeration value.");
+	log_in (LOG_WARNING, character_is_invisible (character), "curses_format_character: Can not format invisible characters.");
+	log_in (LOG_FAILURE, colour >= COLOUR_COUNT,             "curses_format_character: Colour is invalid enumeration value.");
+	log_in (LOG_FAILURE, effect >= EFFECT_COUNT,             "curses_format_character: Effect is invalid enumeration value.");
 
-	curses_format [2] = (char) effect + '0';
-	curses_format [5] = (char) colour + '0';
+	curses_format [2] = (char) (effect % EFFECT_COUNT) + '0';
+	curses_format [5] = (char) (colour % COLOUR_COUNT) + '0';
 	curses_format [7] = character;
 
+	log_out ("curses.log");
+
 	return (curses_format);
 }
 
@@ -119,8 +121,8 @@ void curses_output_character (char character, int colour, int effect) {
 	out (curses_format_character (character, colour, effect), CURSES_LENGTH);
 }
 
-void curses_render_character (char character, int colour, int effect, int x, int y) {
-	string_copy_limit (curses_screen_position (x, y), curses_format_character (character, colour, effect), CURSES_LENGTH);
+void curses_render_character (char character, int x, int y, int colour, int effect) {
+	string_copy (curses_screen_position (x, y), curses_format_character (character, colour, effect));
 
 	curses_screen_size += CURSES_LENGTH;
 }