From ebd086605e8ad5701d018d60580c8a62dc611e78 Mon Sep 17 00:00:00 2001
From: Mark Lindner <mark.a.lindner@gmail.com>
Date: Tue, 22 Nov 2022 21:26:07 -0700
Subject: [PATCH] Fix escaping of brackets in regex in CMakeLists.txt

---
 CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e4eee7e..61c1e59 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.1)
 
 # Extract version from configure.ac.
-set(VERSION_REGEX "^AC_INIT\\(\[libconfig\],[ \t]*\[([0-9.]+)\],.*")
+set(VERSION_REGEX "^AC_INIT\\(\\[libconfig\\],[ \t]*\\[([0-9.]+)\\],.*")
 file(STRINGS "configure.ac"
   VERSION_STRING REGEX ${VERSION_REGEX})
 string(REGEX REPLACE ${VERSION_REGEX} "\\1" VERSION_STRING "${VERSION_STRING}")