#!/usr/bin/env bash
set -euo pipefail

rm -r stage0 || true
# don't copy untracked files
# `:!` is git glob flavor for exclude patterns
for f in $(git ls-files src ':!:src/lake/*' ':!:src/Leanc.lean'); do
    if [[ $f == *.lean ]]; then
        f=${f#src/}
        f=${f%.lean}.c
        mkdir -p $(dirname stage0/stdlib/$f)
        cp ${CP_C_PARAMS:-} $CSRCS/$f stage0/stdlib/$f
    else
        mkdir -p $(dirname stage0/$f)
        cp $f stage0/$f
    fi
done
git add stage0