From 3648b336ba448ca0d4534cee3af164c4618af4d3 Mon Sep 17 00:00:00 2001
From: Guillaume Girol <symphorien+git@xlumurb.eu>
Date: Sun, 23 Oct 2022 12:00:00 +0000
Subject: [PATCH] lib.normalizePath: the empty string is not a valid regex on
 darwin

presumably due to using libc++'s regex lib instead of libstdc++ on linux

Fixes https://github.com/NixOS/nixpkgs/pull/177273#issuecomment-1287562800
---
 lib/strings.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/strings.nix b/lib/strings.nix
index be217cb064697..af26532aa4305 100644
--- a/lib/strings.nix
+++ b/lib/strings.nix
@@ -193,7 +193,7 @@ rec {
        normalizePath "/a//b///c/"
        => "/a/b/c/"
   */
-  normalizePath = s: (builtins.foldl' (x: y: if y == "/" && hasSuffix "/" x then x else x+y) "" (splitString "" s));
+  normalizePath = s: (builtins.foldl' (x: y: if y == "/" && hasSuffix "/" x then x else x+y) "" (stringToCharacters s));
 
   /* Depending on the boolean `cond', return either the given string
      or the empty string. Useful to concatenate against a bigger string.