From e2b7427e7b6d3f46022a2ffe476972f392eec7ac Mon Sep 17 00:00:00 2001
From: iTrooz <hey@itrooz.fr>
Date: Thu, 5 Oct 2023 00:08:34 +0200
Subject: [PATCH] git: cache vcpkg dependencies in web build (#1344)

---
 dist/web/Dockerfile | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/dist/web/Dockerfile b/dist/web/Dockerfile
index bf772f8cf..3b2aa9103 100644
--- a/dist/web/Dockerfile
+++ b/dist/web/Dockerfile
@@ -22,11 +22,18 @@ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread")
 ' >> /emsdk/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmake
 EOF
 
+ENV VCPKG_DEFAULT_BINARY_CACHE /cache/vcpkg
+RUN --mount=type=cache,target=/cache <<EOF
 # Install dependencies with vcpkg
-RUN /vcpkg/vcpkg install --triplet=wasm32-emscripten libmagic
-RUN /vcpkg/vcpkg install --triplet=wasm32-emscripten freetype
-RUN /vcpkg/vcpkg install --triplet=wasm32-emscripten josuttis-jthread
-RUN /vcpkg/vcpkg install --triplet=wasm32-emscripten mbedtls
+set -xe
+
+mkdir -p $VCPKG_DEFAULT_BINARY_CACHE
+
+/vcpkg/vcpkg install --triplet=wasm32-emscripten libmagic
+/vcpkg/vcpkg install --triplet=wasm32-emscripten freetype
+/vcpkg/vcpkg install --triplet=wasm32-emscripten josuttis-jthread
+/vcpkg/vcpkg install --triplet=wasm32-emscripten mbedtls
+EOF
 
 # Build ImHex
 ARG JOBS=4