add scripts

prepare-openwrt.sh

@@ -0,0 +1,161 @@
+#!/bin/bash
+# Automatically prepare OpenWRT build environment.
+# - Clone or update repository
+# - Support selecting release/beta/snapshot versions
+# - Adjust directory layout automatically if run from openwrt-build-helper
+# - Update and install feeds
+# - Prepare .config for build
+
+set -e
+umask 022
+
+REPO_URL="https://github.com/openwrt/openwrt.git"
+DEFAULT_DIR="openwrt"
+
+echo "========================================"
+echo " OpenWRT Build Environment Setup Script"
+echo "========================================"
+
+# --- Function: detect and normalize directory structure ---
+normalize_structure() {
+  local current_dir=$(basename "$(pwd)")
+
+  if [ "$current_dir" == "openwrt-build-helper" ]; then
+    echo "[INFO] Detected helper directory structure."
+
+    mkdir -p helper
+    # Move everything except helper into helper/
+    for f in * .*; do
+      [[ "$f" == "." || "$f" == ".." || "$f" == "helper" ]] && continue
+      mv "$f" helper/ 2>/dev/null || true
+    done
+
+    cd ..
+    mv openwrt-build-helper openwrt
+    cd openwrt
+    echo "[INFO] Directory renamed to 'openwrt', helper files moved to 'openwrt/helper/'."
+
+  elif [ "$current_dir" == "openwrt" ]; then
+    echo "[INFO] Running directly inside openwrt build directory."
+  else
+    echo "[INFO] Not inside openwrt folder, ensuring 'openwrt' subdirectory exists."
+    mkdir -p openwrt
+    cd openwrt
+  fi
+}
+
+# --- Function: choose version ---
+choose_version() {
+  echo
+  echo "Select OpenWRT version type:"
+  echo "  1) Stable release (e.g., 24.10.4)"
+  echo "  2) Beta (e.g., 24.10-SNAPSHOT or openwrt-24.10)"
+  echo "  3) Latest snapshot (master branch)"
+  echo -n "Enter choice [1-3, default=1]: "
+  read -r choice
+
+  case "$choice" in
+    2)
+      echo -n "Enter beta version (e.g. 24.10 or openwrt-24.10): "
+      read -r VERSION
+      SELECTED_TYPE="beta"
+      ;;
+    3)
+      SELECTED_TYPE="snapshot"
+      VERSION="master"
+      ;;
+    *)
+      echo -n "Enter stable version number (e.g. 24.10.4, default: latest): "
+      read -r VERSION
+      SELECTED_TYPE="stable"
+      ;;
+  esac
+}
+
+# --- Start ---
+normalize_structure
+choose_version
+
+REPO_DIR="$DEFAULT_DIR"
+
+# If already inside openwrt repo, use current path
+if [ -d ".git" ] && [ -f "feeds.conf.default" ]; then
+  REPO_DIR="."
+fi
+
+# --- Clone or update repository ---
+if [ "$REPO_DIR" == "." ]; then
+  echo "[INFO] Existing OpenWRT repository detected. Updating..."
+  git fetch --tags origin
+else
+  if [ -d "$REPO_DIR/.git" ]; then
+    echo "[INFO] Repository exists, updating..."
+    pushd "$REPO_DIR" >/dev/null
+    git fetch --tags origin
+    git pull --ff-only
+    popd >/dev/null
+  else
+    echo "[INFO] Cloning repository..."
+    git clone "$REPO_URL" "$REPO_DIR"
+  fi
+fi
+
+pushd "$REPO_DIR" >/dev/null
+
+# --- Version selection logic ---
+if [ "$SELECTED_TYPE" == "snapshot" ]; then
+  echo "[INFO] Checking out latest master (snapshot)..."
+  git checkout master
+  git pull origin master
+elif [ "$SELECTED_TYPE" == "beta" ]; then
+  # Try both openwrt-<ver> and v<ver>-SNAPSHOT
+  if git rev-parse --verify "openwrt-${VERSION}" >/dev/null 2>&1; then
+    git checkout "openwrt-${VERSION}"
+  elif git rev-parse --verify "v${VERSION}-SNAPSHOT" >/dev/null 2>&1; then
+    git checkout "v${VERSION}-SNAPSHOT"
+  else
+    echo "[ERROR] Beta branch or tag not found for version $VERSION."
+    exit 1
+  fi
+else
+  # Stable version
+  if [ -z "$VERSION" ]; then
+    LATEST_TAG=$(git tag -l "v*" | sort -V | tail -n 1)
+    echo "[INFO] No version specified, using latest stable tag: $LATEST_TAG"
+    VERSION="$LATEST_TAG"
+  else
+    VERSION="v${VERSION}"
+  fi
+
+  if git rev-parse --verify "$VERSION" >/dev/null 2>&1; then
+    git checkout "$VERSION"
+  else
+    echo "[ERROR] Version tag $VERSION not found."
+    exit 1
+  fi
+fi
+
+# --- Update feeds ---
+echo "[INFO] Updating and installing all feeds..."
+./scripts/feeds update -a
+./scripts/feeds install -a
+
+# --- Run defconfig ---
+echo "[INFO] Running make defconfig..."
+make defconfig
+
+CURRENT_VERSION=$(git describe --tags 2>/dev/null || git rev-parse --abbrev-ref HEAD)
+
+popd >/dev/null
+
+echo
+echo "========================================"
+echo "✅ OpenWRT source is ready."
+echo "   Version: $CURRENT_VERSION"
+echo "========================================"
+echo
+echo "👉 Next steps:"
+echo "   cd openwrt"
+echo "   make menuconfig"
+echo "   make -j\$(nproc) download world"
+echo