history-substring-search: bindkey now checks if terminfo is available first.

5303793e · Florian Franzen · c563fe95 · 5303793e
Commit 5303793e authored 10 years ago by Florian Franzen
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with 6 additions and 2 deletions
+6 -2
--- a/plugins/history-substring-search/history-substring-search.zsh
+++ b/plugins/history-substring-search/history-substring-search.zsh
@@ -164,8 +164,12 @@ zle -N history-substring-search-up
 zle -N history-substring-search-down
 zmodload zsh/terminfo
-bindkey "$terminfo[kcuu1]" history-substring-search-up
+if [[ -n "$terminfo[kcuu1]" ]]; then
-bindkey "$terminfo[kcud1]" history-substring-search-down
+  bindkey "$terminfo[kcuu1]" history-substring-search-up
+fi
+if [[ -n "$terminfo[kcud1]" ]]; then
+  bindkey "$terminfo[kcud1]" history-substring-search-down
+fi
 #-----------------------------------------------------------------------------
 # implementation details