submodules/diff-name-only

   1 #! /bin/sh
   2 # See the discussion at https://stackoverflow.com/q/67724347/7976758
   3
   4 if [ -z "$1" ]; then
   5     echo "Usage $0 from_commit [to_commit]"
   6     exit 1
   7 fi
   8
   9 from_commit="$1"
  10 to_commit="${2:-HEAD}"
  11
  12 # In the superproject
  13 git --no-pager diff --name-only "$from_commit" "$to_commit"
  14
  15 git submodule foreach "
  16     # In submodule \"\$name\"
  17     prev_commit=\`(git -C \"\$toplevel\" ls-tree "$from_commit" \"\$sm_path\" | awk '{print \$3}')\`
  18     curr_commit=\`(git -C \"\$toplevel\" ls-tree "$to_commit" \"\$sm_path\" | awk '{print \$3}')\`
  19     git --no-pager diff --name-only \$prev_commit \$curr_commit
  20 "