pkgs/development/beam-modules/mix-configure-hook.sh

   1 # shellcheck shell=bash
   2 # this hook will symlink all dependencies found in ERL_LIBS
   3 # since Elixir 1.12.2 elixir does not look into ERL_LIBS for
   4 # elixir depencencies anymore, so those have to be symlinked to the _build directory
   5 mkdir -p _build/"$MIX_ENV"/lib
   6 while read -r -d ':' lib; do
   7     for dir in "$lib"/*; do
   8     # Strip version number for directory name if it exists, so naming of
   9     # all libs matches what mix's expectation.
  10     dest=$(basename "$dir" | cut -d '-' -f1)
  11     build_dir="_build/$MIX_ENV/lib/$dest"
  12     ((MIX_DEBUG == 1)) && echo "Linking $dir to $build_dir"
  13     # Symlink libs to _build so that mix can find them when compiling.
  14     # This is what allows mix to compile the package without searching
  15     # for dependencies over the network.
  16     ln -s "$dir" "$build_dir"
  17     done
  18 done <<< "$ERL_LIBS:"