zsh: improvements

1 files changed, 7 insertions, 6 deletions

diff --git a/zsh/.zshrc b/zsh/.zshrc
index 120b6bb..50cb603 100644
--- a/zsh/.zshrc
+++ b/zsh/.zshrc
@@ -41,6 +41,8 @@ if [[ $? != 0 ]]; then
   _HOSTNAME=$HOST # $HOST is set by zsh
 fi
 
+_USERNAME=$(whoami)
+
 # #############################################################################
 # ssh-agent
 # #############################################################################
@@ -57,7 +59,7 @@ function start_agent {
 }
 
 
-if [[ $(whoami) != "root" ]]; then
+if [[ $_USERNAME != "root" ]]; then
   if [ -f "${SSH_ENV}" ]; then
     . "${SSH_ENV}" > /dev/null
     ps -ef | grep ${SSH_AGENT_PID} | grep ssh-agent$ > /dev/null || {
@@ -159,7 +161,7 @@ zstyle ':prompt:rtab' nameddirs yes
 # exports
 # #############################################################################
 
-if [[ $(whoami) == "root" ]]; then
+if [[ $_USERNAME == "root" ]]; then
   umask 0022
 else
   umask 0077
@@ -214,7 +216,7 @@ export CCACHE_PATH=/usr/bin
 
 case $_HOST_TYPE in
   Linux)
-    case `whoami` in
+    case $_USERNAME in
       root)
         export PATH=/home/pks/.local/bin:$PATH
         ;;
@@ -287,7 +289,7 @@ chpwd
 zstyle ':prompt:rtab' fish yes
 zstyle ':prompt:rtab' nameddirs yes
 
-case `whoami` in
+case $_USERNAME in
   root)
     PROMPT="%{$bg[red]%}%{$fg[black]%}%m:%1v#%{$reset_color%} "
   ;;
@@ -364,8 +366,7 @@ if [[ $_HOST_TYPE == "Linux" ]]; then
       ;;
   esac
   alias vgaext='xrandr --output VGA1 --mode 1024x768 --left-of LVDS1 --rotate right'
-  alias vga21='xrandr --output VGA1 --mode 1600x1200 --rate 60 --rotate right && xrandr --output LVDS1 --off'
-  alias vga22w='xrandr --output VGA1 --mode 1680x1050 --rate 60 --rotate left && xrandr --output LVDS1 --off'
+  alias vga21='xrandr --output VGA1 --mode 1600x1200 --rate 60 --rotate left && xrandr --output LVDS1 --off'
   alias reboot='sudo shutdown -r now'
   alias halt='sudo shutdown -h now'
   alias lp2p='/usr/bin/lp -o sides=two-sided-long-edge'