configure

@@ -1,18 +1,5 @@
 #!/bin/sh
 
-if [[ "$*" == *"--help"* ]] || [[ "$*" == *"-h"* ]]
-then
-    echo "Use environment variables to pass values:
-    CC      - compiler (default: cc)
-    CFLAGS  - flags for compiler
-    LDFLAGS - flags for linker
-    OUT     - out file (default: game
-    SIZE    - size of game field
-    DEFX    - start x
-    DEFY    - start y"
-    exit 1
-fi
-
 CC=${CC:-cc}
 RM=${RM:-rm -f}
 CFLAGS=${CFLAGS:-}
@@ -34,8 +21,8 @@ echo "Size: $SIZE"
 echo "Start x: $DEFX"
 echo "Start y: $DEFY"
 
-if ! test -d config; then
+if [ ! test -d config ]; then
-    if test -f config; then
+    if [ test-f config ]; then
         rm config
     fi
     mkdir config