From 76c28a93014c4b1f35dd84323b94802efe44588b Mon Sep 17 00:00:00 2001
From: Michael Bell <michael@mjjbell.com>
Date: Thu, 14 Mar 2024 21:59:12 +0000
Subject: [PATCH] Fix macos CI builds

---
 .github/workflows/osrm-backend.yml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/.github/workflows/osrm-backend.yml b/.github/workflows/osrm-backend.yml
index 385f9d18e..fdebe1da4 100644
--- a/.github/workflows/osrm-backend.yml
+++ b/.github/workflows/osrm-backend.yml
@@ -462,6 +462,11 @@ jobs:
         fi
         echo "CC=${CCOMPILER}" >> $GITHUB_ENV
         echo "CXX=${CXXCOMPILER}" >> $GITHUB_ENV
+        if [[ "${RUNNER_OS}" == "macOS" ]]; then
+          # missing from GCC path, needed for conan builds of libiconv for example.
+           sudo xcode-select --switch /Library/Developer/CommandLineTools
+          echo "LIBRARY_PATH=${LIBRARY_PATH}:/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/lib" >> $GITHUB_ENV
+        fi
 
     - name: Build and install OSRM
       run: |