b4bb51c509
Instead of always rebuilding, write a .ghostty_sha stamp file inside the xcframework after each build. On cache miss, only seed from local if the stamp matches the current submodule SHA. This avoids both unnecessary rebuilds and stale ABI mismatches.
87 lines
2.9 KiB
Bash
Executable file
87 lines
2.9 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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PROJECT_DIR="$(dirname "$SCRIPT_DIR")"
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cd "$PROJECT_DIR"
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echo "==> Initializing submodules..."
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git submodule update --init --recursive
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echo "==> Checking for zig..."
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if ! command -v zig &> /dev/null; then
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echo "Error: zig is not installed."
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echo "Install via: brew install zig"
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exit 1
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fi
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GHOSTTY_SHA="$(git -C ghostty rev-parse HEAD)"
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CACHE_ROOT="${CMUX_GHOSTTYKIT_CACHE_DIR:-$HOME/.cache/cmux/ghosttykit}"
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CACHE_DIR="$CACHE_ROOT/$GHOSTTY_SHA"
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CACHE_XCFRAMEWORK="$CACHE_DIR/GhosttyKit.xcframework"
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LOCAL_XCFRAMEWORK="$PROJECT_DIR/ghostty/macos/GhosttyKit.xcframework"
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LOCAL_SHA_STAMP="$LOCAL_XCFRAMEWORK/.ghostty_sha"
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LOCK_DIR="$CACHE_ROOT/$GHOSTTY_SHA.lock"
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mkdir -p "$CACHE_ROOT"
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echo "==> Ghostty submodule commit: $GHOSTTY_SHA"
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LOCK_TIMEOUT=300
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LOCK_START=$SECONDS
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while ! mkdir "$LOCK_DIR" 2>/dev/null; do
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if (( SECONDS - LOCK_START > LOCK_TIMEOUT )); then
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echo "==> Lock stale (>${LOCK_TIMEOUT}s), removing and retrying..."
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rmdir "$LOCK_DIR" 2>/dev/null || rm -rf "$LOCK_DIR"
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continue
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fi
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echo "==> Waiting for GhosttyKit cache lock for $GHOSTTY_SHA..."
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sleep 1
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done
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trap 'rmdir "$LOCK_DIR" >/dev/null 2>&1 || true' EXIT
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if [ -d "$CACHE_XCFRAMEWORK" ]; then
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echo "==> Reusing cached GhosttyKit.xcframework"
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else
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# Only reuse local xcframework if its SHA stamp matches the current ghostty commit.
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# Without this check, a stale build from a previous commit could be cached under
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# the wrong SHA, producing ABI mismatches.
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LOCAL_SHA=""
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if [ -f "$LOCAL_SHA_STAMP" ]; then
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LOCAL_SHA="$(cat "$LOCAL_SHA_STAMP")"
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fi
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if [ -d "$LOCAL_XCFRAMEWORK" ] && [ "$LOCAL_SHA" = "$GHOSTTY_SHA" ]; then
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echo "==> Seeding cache from existing local GhosttyKit.xcframework (SHA matches)"
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else
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echo "==> Building GhosttyKit.xcframework (this may take a few minutes)..."
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(
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cd ghostty
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zig build -Demit-xcframework=true -Doptimize=ReleaseFast
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)
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# Stamp the build output with the SHA it was built from
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echo "$GHOSTTY_SHA" > "$LOCAL_SHA_STAMP"
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fi
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if [ ! -d "$LOCAL_XCFRAMEWORK" ]; then
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echo "Error: GhosttyKit.xcframework not found at $LOCAL_XCFRAMEWORK"
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exit 1
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fi
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TMP_DIR="$(mktemp -d "$CACHE_ROOT/.ghosttykit-tmp.XXXXXX")"
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mkdir -p "$CACHE_DIR"
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cp -R "$LOCAL_XCFRAMEWORK" "$TMP_DIR/GhosttyKit.xcframework"
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rm -rf "$CACHE_XCFRAMEWORK"
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mv "$TMP_DIR/GhosttyKit.xcframework" "$CACHE_XCFRAMEWORK"
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rmdir "$TMP_DIR"
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echo "==> Cached GhosttyKit.xcframework at $CACHE_XCFRAMEWORK"
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fi
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echo "==> Creating symlink for GhosttyKit.xcframework..."
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ln -sfn "$CACHE_XCFRAMEWORK" GhosttyKit.xcframework
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echo "==> Setup complete!"
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echo ""
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echo "You can now build and run the app:"
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echo " ./scripts/reload.sh --tag first-run"
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