Help Screen: Paginate on section breaks (horiz. rules)

Author: billkendrick

CHANGES.txt

@@ -4,7 +4,7 @@ Firefighting game for the Atari 8-bit
 Bill Kendrick <[email protected]>
 http://www.newbreedsoftware.com/firefighter/
 
-0.1-beta-7 (2023-09-20):
+0.1-beta-7 (2023-09-21):
  * Gameplay:
    * Pushing joystick into a valve no longer causes it
      to toggle open/close quickly.  Release joystick,
@@ -13,6 +13,8 @@ http://www.newbreedsoftware.com/firefighter/
    * Added a splash screen (disk version)
  * Title screen:
    * Pause [Select] key repeat when wrapping back to level 1
+ * Help screen:
+   * Page breaks every horizontal rule (section break).
  * Building:
    * "tools/release.sh" checks Makefile version vs README.md
    * WIP - Optimizations:

src/help.c

@@ -5,7 +5,7 @@
   Bill Kendrick <[email protected]>
   http://www.newbreedsoftware.com/firefighter/
 
-  2023-08-22 - 2023-09-20
+  2023-08-22 - 2023-09-21
 */
 
 #include <atari.h>
@@ -120,7 +120,7 @@ void show_help(void) {
       draw_text(str, scr_mem + y * 40 + 1); /* N.B. Indent by 1 to center it; text is word-wrapped at 38 characters */
       y++;
 
-    } while (!eof && y < LINES);
+    } while (!eof && y < LINES && str[0] != '-');
 
     cur_page++;
     draw_number(cur_page, 2, scr_mem + ((LINES + 1) * 40));