Run OS-specific installer

.github/workflows/build.yaml

@@ -41,9 +41,7 @@ jobs:
 
       - name: Install deps
         run: |
-          brew update
-          brew install autoconf automake java make mpich swig tcl-tk
-
+          dev/github-actions/setup-${{ matrix.os }}.sh
 #        run: sudo apt-get install -y zsh tcl tcl-dev default-jdk autoconf make libcurl4-openssl-dev
 
 #       - name: Set up R

dev/github-actions/setup-macos-14.sh

@@ -0,0 +1,24 @@
+#!/bin/zsh
+
+# SETUP for matrix.os == macos-14
+
+START=$SECONDS
+
+log()
+{
+  printf "setup-macos-14.sh: %s\n" "$*"
+}
+
+log "Installing Homebrew packages..."
+
+if (
+  set -ex
+  brew update
+  brew install autoconf automake java make mpich swig tcl-tk
+) > brew.log
+then
+  log "Installed Homebrew packages in %i seconds."
+else
+  log "FAILED to install Homebrew packages!"
+  return 1
+fi