Improve OSX setup

osx/install

@@ -0,0 +1,75 @@
+#!/usr/bin/env bash
+
+if which tput >/dev/null 2>&1; then
+  ncolors=$(tput colors)
+fi
+if [ -t 1 ] && [ -n "$ncolors" ] && [ "$ncolors" -ge 8 ]; then
+  RED="$(tput setaf 1)"
+  GREEN="$(tput setaf 2)"
+  YELLOW="$(tput setaf 3)"
+  BLUE="$(tput setaf 4)"
+  BOLD="$(tput bold)"
+  NORMAL="$(tput sgr0)"
+else
+  RED=""
+  GREEN=""
+  YELLOW=""
+  BLUE=""
+  BOLD=""
+  NORMAL=""
+fi
+
+set -e
+
+printf "Installing env...\n"
+ln -sf $HOME/.dotfiles/osx/env.platform $HOME/.env.platform
+
+printf "Installing Git customizations...\n"
+ln -sf $HOME/.dotfiles/osx/gitconfig.platform $HOME/.gitconfig.platform
+
+#-----------------------------------
+# Homebrew packages
+#-----------------------------------
+
+printf "Installing Homebrew...\n"
+
+brew_packages=(
+    'openssl'
+    'wget'
+    'git'
+    'rlwrap'
+    'cmake'
+    'vim'
+    'sdl'
+    'tree'
+)
+brew tap homebrew/core
+for package in "${brew_packages[@]}"
+do
+    printf "Installing $package...\n"
+    ret=$(brew list | awk /$package/)
+    if [[ $ret == $package ]]; then
+        printf "${YELLOW}Already installed!${NORMAL}\n"
+    else
+        eval "brew install $package"
+        printf \n
+    fi
+done
+
+# We have issues downloading Rust on 10.11 with the patched Homebrew checkout
+# so we'll install it using their script.
+bash -c "$(curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs)"
+
+# For Vim search
+cargo install ripgrep
+
+# The homebrew core ctags package is very old.
+brew install --HEAD universal-ctags/universal-ctags/universal-ctags
+
+printf "\n${YELLOW}If you haven't already installed the Xcode dev tools then do so now by installing Xcode from the App Store:${NORMAL}\n"
+printf "When that finishes open a terminal and run the following:\n"
+printf "  1. ${YELLOW}sudo xcode-select --install${NORMAL}\n"
+printf "  2. ${YELLOW}sudo xcodebuild -license${NORMAL}\n"
+printf "  3. ${YELLOW}sudo xcode-select -s /Applications/Xcode.app/Contents/Developer${NORMAL}\n"
+
+printf "\n${BOLD}Finished setting up OS X${NORMAL}\n"