Merge pull request #2 from bbutkovic/sccache

Implement sccache in CI

.github/workflows/runtime.yml

@@ -10,8 +10,15 @@ env:
   CARGO_TERM_COLOR: always
 jobs:
   build:
+    env:
+      SCCACHE_GHA_ENABLED: "true"
     runs-on: ubuntu-latest
     steps:
+    - name: Run sccache-cache
+      uses: mozilla-actions/sccache-action@v0.0.2
+      with:
+        version: "v0.4.0"
+
     - uses: actions/checkout@v3
       with:
         submodules: recursive
@@ -27,7 +34,7 @@ jobs:
         echo "WASI_SDK_PATH=/opt/wasi-sdk" >> $GITHUB_ENV
 
     - name: Build runtime
-      run: make all WASI_SDK_PATH=$WASI_SDK_PATH numjobs=3
+      run: make all use_sccache=true WASI_SDK_PATH=$WASI_SDK_PATH numjobs=3
 
     - name: Upload runtime
       if: startsWith(github.ref, 'refs/tags/')
@@ -38,6 +45,10 @@ jobs:
           runtime.wasm
           fastly-php-runtime.stubs.php
 
+    - name: Run sccache stat for check
+      shell: bash
+      run: ${SCCACHE_PATH} --show-stats
+
   release:
     if: startsWith(github.ref, 'refs/tags/')
     needs: build

Makefile

@@ -1,6 +1,7 @@
 .SUFFIXES:
 
 debug ?=
+use_sccache ?=
 
 ifdef debug
   release :=
@@ -54,6 +55,15 @@ CFLAGS :=\
   -static \
   --sysroot=${PHP_WASI_SDK_SYSROOT}
 
+ifdef use_sccache
+  RUSTC_WRAPPER :=sccache
+  SCCACHE_CLANG :=${CC}
+  CC := $(abspath ./util/sccache-clang)
+else
+  SCCACHE_CLANG :=
+  RUSTC_WRAPPER :=
+endif
+
 ifdef debug
 CFLAGS := $(CFLAGS) -g
 endif
@@ -88,6 +98,7 @@ runtime.wasm: export PHP_CONFIGURE_FROM_ENV :=true
 runtime.wasm: export PHP_PHP_API :=20210902
 runtime.wasm: export PHP_DEBUG_BUILD :=no
 runtime.wasm: export PHP_THREAD_SAFETY :=disabled
+runtime.wasm: export RUSTC_WRAPPER :=${RUSTC_WRAPPER}
 runtime.wasm: deps/php/libs/libphp.a
 	cargo build $(release) && cp target/wasm32-wasi/$(target)/fastly-php-runtime.wasm runtime.wasm
 
@@ -103,6 +114,7 @@ deps/php/Makefile: export CC := ${CC}
 deps/php/Makefile: export RANLIB := ${RANLIB}
 deps/php/Makefile: export AR := ${AR}
 deps/php/Makefile: export NM := ${NM}
+deps/php/Makefile: export SCCACHE_CLANG := ${SCCACHE_CLANG}
 deps/php/Makefile: | deps/php
 	cd deps/php && \
     ./buildconf --force && \

util/sccache-clang

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+sccache /opt/wasi-sdk/bin/clang "$@"