From d1478e78c0aca20bc231c81e908c1c8fe65f1645 Mon Sep 17 00:00:00 2001
From: Wolfgang Walther <walther@technowledgy.de>
Date: Fri, 8 Nov 2024 19:48:39 +0100
Subject: [PATCH] postgresqlPackages.system_stats: fix build on darwin

The build was failing with:

darwin/io_analysis.c:71:21: error: variable length array used
[-Werror,-Wvla]
                        char device_name[kMaxDiskNameSize];
                                         ^~~~~~~~~~~~~~~~
---
 pkgs/servers/sql/postgresql/ext/system_stats.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/servers/sql/postgresql/ext/system_stats.nix b/pkgs/servers/sql/postgresql/ext/system_stats.nix
index c1700fc0380d..03d3034079a1 100644
--- a/pkgs/servers/sql/postgresql/ext/system_stats.nix
+++ b/pkgs/servers/sql/postgresql/ext/system_stats.nix
@@ -17,6 +17,8 @@ stdenv.mkDerivation rec {
     hash = "sha256-/xXnui0S0ZjRw7P8kMAgttHVv8T41aOhM3pM8P0OTig=";
   };
 
+  buildFlags = [ "PG_CFLAGS=-Wno-error=vla" ];
+
   installPhase = ''
     runHook preInstall