From ff1741cecae0fac6d94507fa4a6e4662219af707 Mon Sep 17 00:00:00 2001
From: Nat Goodspeed <nat@lindenlab.com>
Date: Mon, 18 Dec 2023 17:35:23 -0500
Subject: DRTVWR-601: Use viewer-build-util/which-branch to determine branch.

(cherry picked from commit 2c5066f1fcc0c9f145698ef3aaec72d27bce7181)
---
 .github/workflows/build.yaml | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

(limited to '.github')

diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index da7e0b9809..d21acccbd2 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -100,10 +100,17 @@ jobs:
         if: runner.os == 'Windows'
         run: choco install nsis-unicode
 
+      - name: Determine source branch
+        id: which-branch
+        uses: secondlife/viewer-build-util/which-branch@v1
+        with:
+          token: ${{ github.token }}
+
       - name: Build
         id: build
         shell: bash
         env:
+          AUTOBUILD_VCS_BRANCH: ${{ steps.which-branch.outputs.branch }}
           RUNNER_OS: ${{ runner.os }}
         run: |
           # set up things the viewer's build.sh script expects
@@ -154,7 +161,7 @@ jobs:
           }
           repo_branch()
           {
-            git -C "$1" branch | grep '^* ' | cut -c 3-
+            echo "$AUTOBUILD_VCS_BRANCH"
           }
           record_dependencies_graph()
           {
@@ -202,11 +209,6 @@ jobs:
           fi
           export PYTHON_COMMAND_NATIVE="$(native_path "$PYTHON_COMMAND")"
 
-          # branch will be something like "origin/mybranch"
-          branch="$(git branch -r --contains ${{ github.event.pull_request.head.sha || github.sha }} | head -n 1)"
-          # strip off "origin/"
-          export AUTOBUILD_VCS_BRANCH="${branch#*/}"
-
           ./build.sh
 
           # Each artifact is downloaded as a distinct .zip file. Multiple jobs
-- 
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