From ebd52d0d62a8fe97b16882e9d4e55cbce83d4006 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Cornell=C3=A0?= <marc@mcornella.com>
Date: Tue, 3 Mar 2026 20:14:37 +0100
Subject: [PATCH] Backport CASE_SENSITIVE setting patch

---
 .../history-substring-search.plugin.zsh                    | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/plugins/history-substring-search/history-substring-search.plugin.zsh b/plugins/history-substring-search/history-substring-search.plugin.zsh
index 077105ea3..c7c4235c2 100644
--- a/plugins/history-substring-search/history-substring-search.plugin.zsh
+++ b/plugins/history-substring-search/history-substring-search.plugin.zsh
@@ -3,6 +3,13 @@
 0="${${ZERO:-${0:#$ZSH_ARGZERO}}:-${(%):-%N}}"
 0="${${(M)0:#/*}:-$PWD/$0}"
 
+# Respect case sensitivity settings for globbing in history search
+if [[ "$CASE_SENSITIVE" = true ]]; then
+  : ${HISTORY_SUBSTRING_SEARCH_GLOBBING_FLAGS=''}
+else
+  : ${HISTORY_SUBSTRING_SEARCH_GLOBBING_FLAGS='i'}
+fi
+
 source ${0:A:h}/history-substring-search.zsh