tweak build script

make.sh

@@ -0,0 +1,26 @@
+#!/bin/sh
+
+usage() {
+    echo Usage: $0 '[run|build|clean]'
+}
+
+case $1 in
+    run)
+        $0 build >&2 || exit 1
+        echo '' >&2  && ./Main
+        ;;
+    build)
+        if ! command -v tup >/dev/null; then
+            echo Error: You need tup installed to build: http://gittup.org/tup/
+            exit 1
+        fi
+        tup init 2>/dev/null
+        tup >&2
+        ;;
+    clean)
+        rm -f Main *.o *.hi IRC/*.o IRC/*.hi
+        ;;
+    *)
+        usage
+        ;;
+esac