From: Christian Heller <c.heller@plomlompom.de>
Date: Sat, 24 Aug 2013 04:09:54 +0000 (+0200)
Subject: Added generic default error message to exit_err().
X-Git-Tag: tce~1062
X-Git-Url: https://plomlompom.com/repos/%22https:/validator.w3.org/%7B%7Bdb.prefix%7D%7D/blog?a=commitdiff_plain;h=abc2583a1407593900033de8e9f4419e73cf9848;p=plomrogue

Added generic default error message to exit_err().
---

diff --git a/src/rexit.c b/src/rexit.c
index 73d740b..ee71809 100644
--- a/src/rexit.c
+++ b/src/rexit.c
@@ -67,6 +67,10 @@ extern void exit_err(uint8_t err, struct World * world, char * msg)
         return;
     }
     cleanup(world);
+    if (NULL == msg)
+    {
+        msg = "Some error encountered. Aborted.";
+    }
     printf("%s\n", msg);
     exit(EXIT_FAILURE);
 }
diff --git a/src/rexit.h b/src/rexit.h
index f020485..ac85577 100644
--- a/src/rexit.h
+++ b/src/rexit.h
@@ -35,9 +35,10 @@ extern void exit_game(struct World * world);
 
 
 
-/* If "err" != 0, exit with an error message "msg" and clean up. (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.)
+/* 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);