#!/usr/bin/env bash
if command -v greadlink >/dev/null 2>&1; then
    # macOS readlink doesn't support -f option
    READLINK=greadlink
else
    READLINK=readlink
fi

leandir=$(dirname $($READLINK -f $0))/..
leandir=$($READLINK -f $leandir)

librarydir="$leandir/lib/lean"
test -d "$librarydir" || librarydir="$leandir"

LEAN_PATH=$librarydir/library:$librarydir/leanpkg \
  PATH=$leandir/bin:$PATH \
  exec lean --run $librarydir/leanpkg/leanpkg/main.lean "$@"