Attempt to port some build.yaml improvements from DRTVWR-559 over to actions branch

.github/workflows/build.yaml

@@ -5,18 +5,22 @@ on:
   pull_request:
   push:
     branches: ["actions"]
+    tags: ["*"]
 
 jobs:
   build:
     strategy:
       matrix:
-        runner: [windows-2022, macos-11]
+        runner: [windows-large, macos-12-xl]
         configuration: [Release]
         addrsize: [64]
+        python-version: ["3.11"]
         include:
-          - runner: windows-2022
+          - runner: windows-large
             configuration: Release
             addrsize: 32
+          - runner: macos-12-xl
+            developer_dir: "/Applications/Xcode_14.0.1.app/Contents/Developer"
     runs-on: ${{ matrix.runner }}
     env:
       AUTOBUILD_ADDRSIZE: ${{ matrix.addrsize }}
@@ -26,6 +30,7 @@ jobs:
       AUTOBUILD_INSTALLABLE_CACHE: ${{ github.workspace }}/.autobuild-installables
       AUTOBUILD_VARIABLES_FILE: ${{ github.workspace }}/.build-variables/variables
       AUTOBUILD_VSVER: "170"
+      DEVELOPER_DIR: ${{ matrix.developer_dir }}
       # Ensure that viewer builds engage Bugsplat.
       BUGSPLAT_DB: "SecondLife_Viewer_2018"
       # Setting this variable directs Linden's TUT test driver code to capture
@@ -35,9 +40,18 @@ jobs:
       # if unit tests fail to import llsd (i.e. wrong Python interpreter),
       # make py.exe enumerate the possibilities and explain its choice
       PYLAUNCHER_DEBUG: "1"
+      GIT_REF: ${{ github.head_ref || github.ref }}
+      LL_SKIP_REQUIRE_SYSROOT: 1
     steps:
       - name: Checkout code
         uses: actions/checkout@v3
+        with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
+
+      - name: Setup python
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
 
       - name: Checkout build variables
         uses: actions/checkout@v3
@@ -55,16 +69,13 @@ jobs:
         with:
           path: .autobuild-installables
           key: ${{ runner.os }}-${{ matrix.addrsize }}-${{ matrix.configuration }}-${{ hashFiles('autobuild.xml') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ matrix.addrsize }}-${{ matrix.configuration }}-
+            ${{ runner.os }}-${{ matrix.addrsize }}-
 
       - name: Install windows dependencies
         if: runner.os == 'Windows'
-        # Use 'py -m pip' because our autobuild.xml specifies py.exe as
-        # PYTHON_EXECUTABLE, and we've tried all kinds of tricks to make pip
-        # install the 'llsd' package into the Python interpreter selected by
-        # py.exe.
-        run: |
-          choco install nsis-unicode
-          py -m pip install autobuild llsd
+        run: choco install nsis-unicode
 
       - name: Build
         id: build
@@ -72,9 +83,18 @@ jobs:
         env:
           RUNNER_OS: ${{ runner.os }}
         run: |
-          autobuild configure
+          # On windows we need to point the build to the correct python
+          # as neither CMake's FindPython nor our custom Python.cmake module
+          # will resolve the correct interpreter location.
+          if [[ "$RUNNER_OS" == "Windows" ]]; then
+            export PYTHON="$(cygpath -m "$(which python)")"
+            echo "Python location: $PYTHON"
+          fi
+
+          autobuild configure -- -DVIEWER_CHANNEL="Second Life Test ${GIT_REF##*/}"
           autobuild  build --no-configure
 
+          # Find artifacts
           if [[ "$RUNNER_OS" == "Windows" ]]; then
             installer_path=$(find ./build-*/newview/ | grep '_Setup\.exe')
             installer_name="$(basename $installer_path)"
@@ -82,8 +102,9 @@ jobs:
             installer_path=$(find ./build-*/newview/ | grep '\.dmg')
             installer_name="$(basename $installer_path)"
           fi
-          echo "::set-output name=installer_path::$installer_path"
-          echo "::set-output name=installer_name::$installer_name"
+
+          echo "installer_path=$installer_path" >> $GITHUB_OUTPUT
+          echo "installer_name=$installer_name" >> $GITHUB_OUTPUT
       
       - name: Upload installer
         uses: actions/upload-artifact@v3

indra/cmake/Variables.cmake

@@ -173,6 +173,9 @@ if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
   set(CMAKE_XCODE_ATTRIBUTE_GCC_OPTIMIZATION_LEVEL "${CMAKE_MATCH_1}")
   message(STATUS "CMAKE_XCODE_ATTRIBUTE_GCC_OPTIMIZATION_LEVEL = '${CMAKE_XCODE_ATTRIBUTE_GCC_OPTIMIZATION_LEVEL}'")
 
+  # allow disabling this check by setting LL_SKIP_REQUIRE_SYSROOT either ON as cmake cache var or non-empty as environment var
+  set(LL_SKIP_REQUIRE_SYSROOT OFF CACHE BOOL "Skip requirement to set toolchain sysroot ahead of time. Not skipped by default for consistency, but skipping can be useful for selecting alternative xcode versions side by side")
+  if("$ENV{LL_SKIP_REQUIRE_SYSROOT}" STREQUAL "" AND NOT ${LL_SKIP_REQUIRE_SYSROOT})
     string(REGEX MATCHALL "[^ ]+" LL_BUILD_LIST "$ENV{LL_BUILD}")
     list(FIND LL_BUILD_LIST "-iwithsysroot" sysroot_idx)
     if ("${sysroot_idx}" LESS 0)
@@ -180,6 +183,7 @@ if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
     endif ()
     math(EXPR sysroot_idx "${sysroot_idx} + 1")
     list(GET LL_BUILD_LIST "${sysroot_idx}" CMAKE_OSX_SYSROOT)
+  endif()
   message(STATUS "CMAKE_OSX_SYSROOT = '${CMAKE_OSX_SYSROOT}'")
 
   set(CMAKE_XCODE_ATTRIBUTE_GCC_VERSION "com.apple.compilers.llvm.clang.1_0")