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termsupport: protect title() with `emulate -L zsh` 

This prevents it from malfunctioning when `setopt prompt_subst` is off.
pull/4203/head
Andrew Janke 2015-07-31 22:23:12 -04:00
parent 3d5b3430fd
commit 90ea67edf0
1 changed files with 3 additions and 0 deletions
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3
lib/termsupport.zsh
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@ -7,6 +7,9 @@
# (In screen, only short_tab_title is used) # (In screen, only short_tab_title is used)
# Limited support for Apple Terminal (Terminal can't set window and tab separately) # Limited support for Apple Terminal (Terminal can't set window and tab separately)
function title { function title {
emulate -L zsh
setopt prompt_subst
[[ "$EMACS" == *term* ]] && return [[ "$EMACS" == *term* ]] && return
# if $2 is unset use $1 as default # if $2 is unset use $1 as default