[zsh] Clean up and move init_env to init-unix-env

zsh/func/init-unix-env

@@ -0,0 +1,20 @@
+# Eryn Wells <eryn@erynwells.me>
+
+autoload -Uz binary_exists
+
+function init-unix-env
+{
+    export PAGER="less"
+    export MANPAGER=$PAGER
+    export VISUAL=$EDITOR
+    export LESSHISTFILE="-"
+    export GREP_OPTIONS="--color=auto"
+    export GREP_COLOR="1;32"
+
+    if binary_exists gpg2; then
+        # Make sure gpg2 knows what to do with the curses-based smartcard PIN prompt.
+        export GPG_TTY=`tty`
+    fi
+}
+
+init-unix-env "$@"

zsh/func/init_env

@@ -1,11 +0,0 @@
-# Eryn Wells <eryn@erynwells.me>
-
-export PAGER="less"
-export MANPAGER=$PAGER
-export VISUAL=$EDITOR
-export LESSHISTFILE="-"
-export GREP_OPTIONS="--color=auto"
-export GREP_COLOR="1;32"
-
-# Make sure gpg2 knows what to do with the curses-based smartcard PIN prompt.
-export GPG_TTY=`tty`

zshenv

@@ -23,7 +23,7 @@ autoload -Uz do_init_functions
 typeset -a zsh_init_env_functions=( \
     init-path \
     init_system_parameters \
-    init_env \
+    init-unix-env \
     init_env_aliases \
     init_env_python \
     init_env_playdate \