From e77461733bd6556896019c12c5036dd24b551c98 Mon Sep 17 00:00:00 2001
From: lat9nq <22451773+lat9nq@users.noreply.github.com>
Date: Thu, 18 Jan 2024 20:38:26 -0500
Subject: [PATCH] cmake: Add comment to directory check

In review, this if statement was questioned as being a directory existence check in fact it is checking the value of the variable itself.
---
 externals/tz/CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/externals/tz/CMakeLists.txt b/externals/tz/CMakeLists.txt
index c3ceeda..948fe69 100644
--- a/externals/tz/CMakeLists.txt
+++ b/externals/tz/CMakeLists.txt
@@ -19,7 +19,7 @@ if (NOT GIT_PROGRAM)
 endif()
 
 if (NOT EXISTS "${TZ_DIR}" OR NOT EXISTS "${TZIF_LIST_FILE}")
-    if (NOT TZDB2NX_ZONEINFO_DIR)
+    if (NOT TZDB2NX_ZONEINFO_DIR) # If a custom zoneinfo directory was specified
         # tz's makefile can only build in-tree, so copy the whole source tree to a
         # separate directory before building.
         execute_process(