pkg/symbolic-merge.sh from @Fang-

pkg/symbolic-merge.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+# call from within pkg/ as ./symbolic-merge.sh source-pkg target-pkg
+
+function link() { # source desk, target desk, filepath
+  local src=${3:2}; # strip leading ./
+  local pax=$src;
+  local rel=$1;
+  while [[ "." != $(dirname "$pax") ]]; do
+    pax=$(dirname "$pax");
+    rel="../$rel";
+  done;
+  ln -sf "../$rel/$src" "../$2/$src"; 
+}
+
+# mirror directory structure
+cd $1;
+find . -type d -exec mkdir -p ../$2/{} \;
+
+# symlink all files, overwriting existing ones
+export -f link
+find . -type f \
+       -not -name '*.bill' \
+       -not -name '*.kelvin' \
+       -exec bash -c "link $1 $2 {}" \;
+