Added millw script and config file

2 files changed, 60 insertions, 0 deletions

diff --git a/.mill-version b/.mill-version
new file mode 100644
index 00000000..267577d4
--- /dev/null
+++ b/.mill-version
@@ -0,0 +1 @@
+0.4.1
diff --git a/millw b/millw
new file mode 100755
index 00000000..52752912
--- /dev/null
+++ b/millw
@@ -0,0 +1,59 @@
+#!/usr/bin/env sh
+
+# This is a wrapper script, that automatically download mill from GitHub release pages
+# You can give the required mill version with --mill-version parameter
+# If no version is given, it falls back to the value of DEFAULT_MILL_VERSION
+
+DEFAULT_MILL_VERSION=0.4.1
+
+set -e
+
+if [ -f ".mill-version" ] ; then
+  MILL_VERSION="$(head -n 1 .mill-version 2> /dev/null)"
+fi
+
+if [ "x$1" = "x--mill-version" ] ; then
+  shift
+  if [ "x$1" != "x" ] ; then
+    MILL_VERSION="$1"
+    shift
+  else
+    echo "You specified --mill-version without a version."
+    echo "Please provide a version that matches one provided on"
+    echo "https://github.com/lihaoyi/mill/releases"
+    false
+  fi
+fi
+
+MILL_DOWNLOAD_PATH="${HOME}/.mill/download"
+
+if [ "x${MILL_VERSION}" = "x" ] ; then
+  // TODO: try to load latest version from release page
+  echo -n "Retrieving latest mill version..."
+  if [ -e "${MILL_DOWNLOAD_PATH}/.latest" ] ; then
+
+    MILL_VERSION="$(head -n 1 \"${MILL_DOWNLOAD_PATH}/.latest\" 2> /dev/null)"
+  fi
+
+  // Last resort
+  if [ "x${MILL_VERSION}" = "x" ] ; then
+    MILL_VERSION="${DEFAULT_MILL_VERSION}"
+  fi
+fi
+
+MILL="${MILL_DOWNLOAD_PATH}/${MILL_VERSION}"
+
+if [ ! -x "${MILL}" ] ; then
+  DOWNLOAD_FILE=$(mktemp mill.XXXX)
+  # TODO: handle command not found
+  curl -L -o "${DOWNLOAD_FILE}" "https://github.com/lihaoyi/mill/releases/download/${MILL_VERSION%%-*}/${MILL_VERSION}"
+  chmod +x "${DOWNLOAD_FILE}"
+  mkdir -p "${MILL_DOWNLOAD_PATH}"
+  mv "${DOWNLOAD_FILE}" "${MILL}"
+  unset DOWNLOAD_FILE
+fi
+
+unset MILL_DOWNLOAD_PATH
+unset MILL_VERSION
+
+exec $MILL "$@"