From a286dc9ef2fcc0748796c460f4a3ca169801b160 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maciej=20Kr=C3=BCger?= <mkg20001@gmail.com>
Date: Mon, 13 Sep 2021 13:50:35 +0200
Subject: [PATCH] rPackages.RMySQL: fix package

---
 pkgs/development/r-modules/default.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/r-modules/default.nix b/pkgs/development/r-modules/default.nix
index 40ffae5e80fd..b1b1cd7d6058 100644
--- a/pkgs/development/r-modules/default.nix
+++ b/pkgs/development/r-modules/default.nix
@@ -786,7 +786,9 @@ let
     });
 
     RMySQL = old.RMySQL.overrideDerivation (attrs: {
-      MYSQL_DIR="${pkgs.libmysqlclient}";
+      MYSQL_DIR = "${pkgs.libmysqlclient}";
+      PKGCONFIG_CFLAGS = "-I${pkgs.libmysqlclient.dev}/include/mysql";
+      NIX_CFLAGS_LINK = "-L${pkgs.libmysqlclient}/lib/mysql -lmysqlclient";
       preConfigure = ''
         patchShebangs configure
       '';