set flag

Author: cherylEnkidu

.github/workflows/firestore.yml

@@ -118,6 +118,7 @@ jobs:
 
     env:
       MINT_PATH: ${{ github.workspace }}/mint
+      USE_LATEST_CMAKE: false
 
     runs-on: ${{ matrix.os }}
     steps:
@@ -173,6 +174,7 @@ jobs:
       plist_secret: ${{ secrets.GHASecretsGPGPassphrase1 }}
       MINT_PATH: ${{ github.workspace }}/mint
       TARGET_DATABASE_ID: ${{ matrix.databaseId }}
+      USE_LATEST_CMAKE: false
 
     runs-on: ${{ matrix.os }}
     steps:
@@ -265,6 +267,7 @@ jobs:
 
     env:
       SANITIZERS: ${{ matrix.sanitizer }}
+      USE_LATEST_CMAKE: false
 
     steps:
     - uses: actions/checkout@v4
@@ -316,6 +319,7 @@ jobs:
     env:
       SANITIZERS: ${{ matrix.sanitizer }}
       ASAN_OPTIONS: detect_leaks=0
+      USE_LATEST_CMAKE: false
 
     steps:
     - uses: actions/checkout@v3

scripts/install_prereqs.sh

@@ -104,6 +104,13 @@ case "$project-$platform-$method" in
     ;;
 
   Firestore-iOS-cmake | Firestore-tvOS-cmake | Firestore-macOS-cmake)
+    # Only upgrade CMake if explicitly requested
+    if [[ "${USE_LATEST_CMAKE:-false}" == "true" ]]; then
+      echo "Use latest CMake because USE_LATEST_CMAKE=true"
+      brew outdated cmake || brew upgrade cmake
+    else
+      echo "Skipping CMake upgrade"
+    fi
     brew outdated go || brew upgrade go # Somehow the build for Abseil requires this.
     brew install ccache
     brew install ninja