X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=src%2Fserver%2Fmap.c;h=833ff98cd1d380bdd97f5b74c9c66f219b5c5225;hb=78351959c331d9c99851c883aabeca3bec9a3535;hp=807083d708faf5dabff5d857d4270bc2d4c2b001;hpb=0720a8a7ee586548b096674c61cd8ae3067e508e;p=plomrogue

diff --git a/src/server/map.c b/src/server/map.c
index 807083d..833ff98 100644
--- a/src/server/map.c
+++ b/src/server/map.c
@@ -1,4 +1,9 @@
-/* src/server/map.c */
+/* src/server/map.c
+ *
+ * This file is part of PlomRogue. PlomRogue is licensed under the GPL version 3
+ * or any later version. For details on its copyright, license, and warranties,
+ * see the file NOTICE in the root directory of the PlomRogue source package.
+ */
 
 #include "map.h"
 #include <stdint.h> /* uint8_t, int8_t, uint16_t, uint32_t, (U)INT*_(MIN|MAX) */
@@ -200,9 +205,7 @@ extern uint8_t mv_yx_in_dir_legal(char dir, struct yx_uint8 * yx)
     char * err = "Too much wrapping in mv_yx_in_dir_legal().";
     exit_err(   INT8_MIN == wrap_west_east || INT8_MIN == wrap_north_south
              || INT8_MAX == wrap_west_east || INT8_MAX == wrap_north_south, err);
-    struct yx_uint8 original;
-    original.y = yx->y;
-    original.x = yx->x;
+    struct yx_uint8 original = *yx;
     mv_yx_in_dir(dir, yx);
     if      (('e' == dir || 'd' == dir || 'c' == dir) && yx->x < original.x)
     {
@@ -220,7 +223,7 @@ extern uint8_t mv_yx_in_dir_legal(char dir, struct yx_uint8 * yx)
     {
         wrap_north_south++;
     }
-    if (   !((wrap_west_east != 0) + (wrap_north_south != 0))
+    if (   !wrap_west_east && !wrap_north_south
         && yx->x < world.map.length && yx->y < world.map.length)
     {
         return 1;