only set prompts if default or unset

[etc/zsh.git] / .zsh / zshrc / 80_prompt

diff --git a/.zsh/zshrc/80_prompt b/.zsh/zshrc/80_prompt
index 8c8651404cdfbe80e8729721179fb290c09fd93d..d42b76c114037bd47853c5acb1c295d201e26003 100644 (file)
--- a/.zsh/zshrc/80_prompt
+++ b/.zsh/zshrc/80_prompt
@@ -8,15 +8,23 @@
 # Source repository: http://git.madduck.net/v/etc/zsh.git
 #
 
-_MIDDLE="%1v%(2v.|%B%2v%b|.)%(3v.%3v.)"
-if is_root; then
-  _MIDDLE="%25<..<%~%<<"
-  _PS1_HL=U
+if [ "${PS1:-}" = '%m%# ' ]; then
+  _MIDDLE="%1v%(2v.|%B%2v%b|.)%(3v.%3v.)"
+  if is_root; then
+    _MIDDLE="%25<..<%~%<<"
+    _PS1_HL=U
+  fi
+
+  _MACHINE_NAME="${_PS1_HL:=B}%m%${(L)_PS1_HL}"
+  _MACHINE_NAME="$_MACHINE_NAME${debian_chroot:+/$debian_chroot}"
+
+  PS1="%(2L.+.)%${_MACHINE_NAME}:${_MIDDLE}%# "
+
+  unset _MACHINE_NAME
+  unset _PS1_HL
+  unset _MIDDLE
 fi
-PS1="%${_PS1_HL:=B}%m%${(L)_PS1_HL}:${_MIDDLE}%# "
-unset _PS1_HL
-unset _MIDDLE
 
-RPS1="#%(0?..%?,)%!"
+: ${RPS1:="#%(0?..%?,)%!"}
 
 # vim:ft=zsh