Added generic default error message to exit_err().

[plomrogue] / src / rexit.h

diff --git a/src/rexit.h b/src/rexit.h
index 8a5444f08b8b06f7336824b4475470c99e045c86..ac85577ef6a53f1aacb9186ad8e1fc1d180e8b13 100644 (file)
--- a/src/rexit.h
+++ b/src/rexit.h
@@ -9,6 +9,7 @@
 
 
 
+#include <stdint.h> /* for uint8_t */
 struct World;
 struct Map;
 
@@ -29,10 +30,17 @@ extern void set_cleanup_flag(enum cleanup_flag flag);
 
 
 
-/* Exit orderly without message or on error with an error message ("msg").
- */
+/* Exit orderly, clean up. */
 extern void exit_game(struct World * world);
-extern void exit_err(struct World * world, char * msg);
+
+
+
+/* If "err" != 0, exit with an error message "msg" and clean up. If "msg" is a
+ * NULL pointer, return generic error message. (For "err", pass the result of
+ * functions that return non-zero as an error status and thereby avoid bloating
+ * up the code with if-error-conditionals.)
+ */
+extern void exit_err(uint8_t err, struct World * world, char * msg);