elf-magic 0.5.1

#!/bin/bash
set -euo pipefail

# Update git submodule to specific version
# Usage: ./scripts/update-submodule <submodule_path> <version>

if [ $# -ne 2 ]; then
    echo "Usage: $0 <submodule_path> <version>" >&2
    echo "Example: $0 ecosystem/solana-spl-token/upstream 3.4.0" >&2
    exit 1
fi

SUBMODULE_PATH="$1"
VERSION="$2"

if [ ! -d "$SUBMODULE_PATH" ]; then
    echo "❌ Submodule not found: $SUBMODULE_PATH" >&2
    exit 1
fi

echo "📎 Updating submodule $SUBMODULE_PATH to v$VERSION..."

cd "$SUBMODULE_PATH"

# Fetch latest tags
git fetch --tags

# Check if the tag exists
if ! git rev-parse "v$VERSION" >/dev/null 2>&1; then
    echo "❌ Tag v$VERSION not found in submodule repository" >&2
    echo "Available tags:" >&2
    git tag --sort=-version:refname | head -10 >&2
    exit 1
fi

# Checkout the specific version
git checkout "v$VERSION"

echo "✅ Submodule updated to v$VERSION"