[provisioning] prefer apt packages for some tools in linux

recipes/shell-utils

@@ -3,8 +3,8 @@ set +e
 
 _recipe brew
 
-case "$(uname -s)" in
-    Darwin)
+case $_PLATFORM in
+    darwin)
         _brew binutils
         _brew coreutils
         _brew findutils --with-default-names
@@ -13,18 +13,28 @@ case "$(uname -s)" in
         _brew gnu-sed --with-default-names
         _brew gnu-tar --with-default-names
         _brew gnu-which --with-default-names
+
+        # File browsing
+        _brew tree
+        _brew ncdu
+
+        # File compression
+        _brew p7zip
+        _brew unrar
+        ;;
+    *)
+        _recipe _apt
+
+        # File browsing
+        _apt tree
+        _apt ncdu
+
+        # File compression
+        _apt p7zip
+        _apt unrar
         ;;
 esac
 
-# File browsing
-_brew tree
-_brew ncdu
-
-# File compression
-_brew p7zip
-_brew unrar
-
-
 # Misc
 _brew htop
 _brew tig

recipes/zsh

@@ -1,8 +1,16 @@
 #!/bin/bash
 set +e
 
-_recipe brew
-_brew zsh
+case $_PLATFORM in
+    darwin)
+        _recipe brew
+        _brew zsh
+        ;;
+    *)
+        _recipe _apt
+        _apt zsh
+        ;;
+esac
 
 __zsh_bin="$(which zsh)"
 __zsh_files=(.zshrc)
@@ -10,8 +18,8 @@ __zsh_files=(.zshrc)
 if ! grep "^$__zsh_bin\$" /etc/shells >/dev/null; then
     sudo sh -c "echo $__zsh_bin >> /etc/shells"
 fi
-case "$(uname -s)" in
-    Darwin)
+case $_PLATFORM in
+    darwin)
         __shell=$(dscl . -read /Users/${USER} UserShell | awk '{print $2}')
         ;;
     *)