Add standalone proguarded launcher

project/generate-standalone-launcher.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+set -e
+
+cd "$(dirname "$0")/.."
+
+if [ ! -d cli/target/pack/lib ]; then
+  echo "Compiling coursier-cli..." 1>&2
+  sbt cli/pack
+fi
+
+echo -n > coursier.pro
+
+for i in cli/target/pack/lib/*.jar; do
+  echo "-injars $i" >> coursier.pro
+done
+
+cat >> coursier.pro << EOF
+-outjars coursier-standalone.jar
+-libraryjars <java.home>/lib/rt.jar
+
+-dontwarn
+
+-keep class coursier.cli.Coursier {
+  public static void main(java.lang.String[]);
+}
+EOF
+
+# -noverify added in launcher below because of errors like
+# http://sourceforge.net/p/proguard/bugs/567/
+
+# These options don't fix it:
+# -dontshrink
+# -dontoptimize
+# -dontobfuscate
+
+./coursier launch \
+  net.sf.proguard:proguard-base:5.2.1 -M proguard.ProGuard -- -- \
+    @coursier.pro
+cat > coursier-standalone << EOF
+#!/bin/sh
+exec java -noverify -cp "\$0" coursier.cli.Coursier "\$@"
+EOF
+cat coursier-standalone.jar >> coursier-standalone
+chmod +x coursier-standalone
+rm -f coursier-standalone.jar
+rm -f coursier.pro