[zsh] Remove arguments from these init functions

zsh/func/init_configure_ls

@@ -1,14 +1,11 @@
 #!/usr/bin/env zsh
 # Eryn Wells <eryn@erynwells.me>
 
+local system_ls=`which ls`
 local has_gnu_ls
 local ls_options
 
-if [[ ! -e "$1" ]]; then
-    return
-fi
-
-if $1 --version 2>&1 | grep GNU 1>/dev/null; then
+if $system_ls --version 2>&1 | grep GNU 1>/dev/null; then
     has_gnu_ls=1
     ls_options='--color=auto'
 else
@@ -16,10 +13,10 @@ else
     ls_options='-G'
 fi
 
-alias ls="$1 $ls_options"
-alias la="$1 -A $ls_options"
-alias ll="$1 -l $ls_options"
-alias l.="$1 -d $ls_options .*"
+alias ls="$system_ls $ls_options"
+alias la="$system_ls -A $ls_options"
+alias ll="$system_ls -l $ls_options"
+alias l.="$system_ls -d $ls_options .*"
 
 local dircolors_bin=`whence -p dircolors || whence -p gdircolors`
 if [[ $has_gnu_ls -eq 1 && -n "$dircolors_bin" ]]; then

zsh/func/init_rc_configure_prompt

@@ -1,10 +1,7 @@
 #!/usr/bin/env zsh
 # Eryn Wells <eryn@erynwells.me>
 
-local theme=$1
-if [[ -z "$1" ]]; then
-    theme=loquacious
-fi
+local theme=loquacious
 
 autoload -U add-zsh-hook
 autoload -Uz vcs_info

zsh/func/init_rc_configure_zle

@@ -1,9 +1,8 @@
 #!/usr/bin/env zsh
 # Eryn Wells <eryn@erynwells.me>
 
-function init_rc_configure_zle
-{
-    local mode=$1
+local mode=emacs
+
 if [[ -z "$mode" ]]; then
     mode=emacs
 fi
@@ -19,6 +18,3 @@ function init_rc_configure_zle
     bindkey -e
     configure_zle_emacs
 fi
-}
-
-init_rc_configure_zle "$@"