set -euo pipefail

repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"

cd "$repo_root"

windows_tree="$(mktemp)"

trap 'rm -f "$windows_tree"' EXIT

cargo tree \

--workspace \

--target x86_64-pc-windows-msvc \

--edges normal,build \

--prefix none >"$windows_tree"

if grep -q '^sha2-asm ' "$windows_tree"; then

echo "Windows dependency graph includes sha2-asm, whose GNU assembly sources are incompatible with MSVC" >&2

exit 1

host_tree="$(mktemp)"

trap 'rm -f "$windows_tree" "$host_tree"' EXIT

cargo tree --workspace --edges normal,build --prefix none >"$host_tree"

if grep -q '^sha2-asm ' "$host_tree"; then

echo "host dependency graph includes sha2-asm; supported targets must use the portable SHA-2 implementation" >&2

exit 1

echo "Windows dependency portability guard passed"