update all scripts

scripts/curl.sh

@@ -13,8 +13,16 @@ curl() {
     pkgver=8.9.1
     srcurl=https://curl.se/download/${pkgname}-${pkgver}.tar.xz
     print_info "** Building and installing curl"
-    mkdir $build/${pkgname}
+    [ -d $build/${pkgname} ] && return 0
+    mkdir -p $build/${pkgname}
     cd $build/${pkgname}
+    if [ ! -f $root/downloads/${pkgname}-${pkgver}.tar.xz ]; then
+        print_info "** Downloading $srcurl"
+        cd $root/downloads
+        wget $srcurl
+        check $? "download $srcurl"
+        cd -
+    fi
     tar -xf $root/downloads/${pkgname}-${pkgver}.tar.xz
     check $? "Extract ${pkgname}"
     cd ${pkgname}-${pkgver}