From d0fccafeff29ca04e645b52a3d8a099e9cc64c9a Mon Sep 17 00:00:00 2001
From: Luke Granger-Brown <hg@lukegb.com>
Date: Sun, 4 Jul 2021 17:07:06 +0000
Subject: [PATCH] 3p/nixpkgs: cairo: enable tee unconditionally

---
 third_party/nixpkgs/patches/pr128297.patch | 36 ++++++++++++++++++++++
 third_party/nixpkgs/patches/series         |  1 +
 2 files changed, 37 insertions(+)
 create mode 100644 third_party/nixpkgs/patches/pr128297.patch

diff --git a/third_party/nixpkgs/patches/pr128297.patch b/third_party/nixpkgs/patches/pr128297.patch
new file mode 100644
index 0000000000..25f88f9158
--- /dev/null
+++ b/third_party/nixpkgs/patches/pr128297.patch
@@ -0,0 +1,36 @@
+From 6102c4a326636fe653aad42b9e5cc79db826afa4 Mon Sep 17 00:00:00 2001
+From: sternenseemann <0rpkxez4ksa01gb3typccl0i@systemli.org>
+Date: Sun, 27 Jun 2021 12:47:40 +0200
+Subject: [PATCH] cairo: enable tee unconditionally
+
+The pycairo test suite fails on darwin because cairo's tee backend is
+not enabled: https://github.com/pygobject/pycairo/issues/238
+Since cairo builds on darwin fine with tee, there seems to be no
+reason not to enable it.
+---
+ pkgs/development/libraries/cairo/default.nix | 7 ++++---
+ 1 file changed, 4 insertions(+), 3 deletions(-)
+
+diff --git a/pkgs/development/libraries/cairo/default.nix b/pkgs/development/libraries/cairo/default.nix
+index 839b7e9f40b94c..ab439dbc065794 100644
+--- a/pkgs/development/libraries/cairo/default.nix
++++ b/pkgs/development/libraries/cairo/default.nix
+@@ -64,14 +64,15 @@ in stdenv.mkDerivation rec {
+     ++ optional glSupport libGL
+     ; # TODO: maybe liblzo but what would it be for here?
+ 
+-  configureFlags = (if stdenv.isDarwin then [
++  configureFlags = [
++    "--enable-tee"
++  ] ++ (if stdenv.isDarwin then [
+     "--disable-dependency-tracking"
+     "--enable-quartz"
+     "--enable-quartz-font"
+     "--enable-quartz-image"
+     "--enable-ft"
+-  ] else ([ "--enable-tee" ]
+-    ++ optional xcbSupport "--enable-xcb"
++  ] else (optional xcbSupport "--enable-xcb"
+     ++ optional glSupport "--enable-gl"
+     ++ optional pdfSupport "--enable-pdf"
+   )) ++ optional (!x11Support) "--disable-xlib";
diff --git a/third_party/nixpkgs/patches/series b/third_party/nixpkgs/patches/series
index 324117f1f0..3da86dd1c6 100644
--- a/third_party/nixpkgs/patches/series
+++ b/third_party/nixpkgs/patches/series
@@ -1,2 +1,3 @@
 patch-cherrypy.patch
 pomerium-fix.patch
+pr128297.patch