X-Git-Url: https://plomlompom.com/repos/%7B%7Bprefix%7D%7D/move_up?a=blobdiff_plain;f=src%2Frexit.h;h=543a43636de654617383c44d962400ee12e9e3b3;hb=e2fa44b650122358ac3c691f988b51a9aaedada8;hp=d4b19d7e70a7af7ce15d067bf14268f614119552;hpb=a974cdd6664ac23668baf50cdafe80b8c8838b1c;p=plomrogue

diff --git a/src/rexit.h b/src/rexit.h
index d4b19d7..543a436 100644
--- a/src/rexit.h
+++ b/src/rexit.h
@@ -9,6 +9,7 @@
 
 
 
+#include <stdint.h> /* for uint8_t */
 struct World;
 struct Map;
 
@@ -34,11 +35,12 @@ extern void exit_game(struct World * world);
 
 
 
-/* If fail != 0, exit with an error message "msg" and clean up. (For  "fail",
- * 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, do nothing. Else, clean up and exit with an error message that
+ * consists, first, of "msg" or (if "msg" is a NULL pointer) a generic "Details
+ * unknown, secondly of "err" as the "internal error code", and thirdly of errno
+ * if it is non-zero.
  */
-extern void exit_err(unsigned char fail, struct World * world, char * msg);
+extern void exit_err(uint8_t err, struct World * world, char * msg);