message: install-deps.sh: Allow hard linking to externally managed libunicode source directory rather than fetching from URL.
diff: @@ -102,12 +102,20 @@ fetch_and_unpack_embeds()
  https://github.com/contour-terminal/termbench-pro/archive/$termbench_pro_git_sha.tar.gz \
  termbench_pro
  + if test x$LIBUNICODE_SRC_DIR = x; then
  local libunicode_git_sha="44969c6d80e44a4731b584d047ba108769926835"
  fetch_and_unpack \
  libunicode-$libunicode_git_sha \
  libunicode-$libunicode_git_sha.tar.gz \
  https://github.com/contour-terminal/libunicode/archive/$libunicode_git_sha.tar.gz \
  libunicode
  + else
  + echo "Hard linking external libunicode source directory to: $LIBUNICODE_SRC_DIR"
  + MACRO="libunicode"
  + echo "macro(ContourThirdParties_Embed_$MACRO)" >> $SYSDEPS_CMAKE_FILE
  + echo " add_subdirectory($LIBUNICODE_SRC_DIR libunicode EXCLUDE_FROM_ALL)" >> $SYSDEPS_CMAKE_FILE
  + echo "endmacro()" >> $SYSDEPS_CMAKE_FILE
  + fi
  }
  fetch_and_unpack_yaml_cpp()
  