From fe5e97cd74ba488030b2a07c4e58f4a4a3d65b6e Mon Sep 17 00:00:00 2001
From: sternenseemann <sternenseemann@systemli.org>
Date: Mon, 4 Oct 2021 21:46:43 +0200
Subject: [PATCH] lowdown-0-9: init at 0.9.0

Backport 6ea6a232cc62269866b5690094015fcab2184e18 as a separate
attribute to save us from a breaking change (newer version needed
by nixUnstable).
---
 pkgs/tools/typesetting/lowdown/0.9.x.nix | 12 ++++++++++++
 pkgs/top-level/all-packages.nix          |  2 ++
 2 files changed, 14 insertions(+)
 create mode 100644 pkgs/tools/typesetting/lowdown/0.9.x.nix

diff --git a/pkgs/tools/typesetting/lowdown/0.9.x.nix b/pkgs/tools/typesetting/lowdown/0.9.x.nix
new file mode 100644
index 00000000000..1e1b4aad181
--- /dev/null
+++ b/pkgs/tools/typesetting/lowdown/0.9.x.nix
@@ -0,0 +1,12 @@
+# Latest version of lowdown, backported from unstable separately due to breaking changes
+{ lowdown
+, fetchurl
+}:
+
+lowdown.overrideAttrs (_: rec {
+  version = "0.9.0";
+  src = fetchurl {
+    url = "https://kristaps.bsd.lv/lowdown/snapshots/lowdown-${version}.tar.gz";
+    sha512 = "0v3l70c9mal67i369bk3q67qyn07kmclybcd5lj5ibdrrccq1jzsxn2sy39ziy77in7cygcb1lgf9vzacx9rscw94i6259fy0dpnf0h";
+  };
+})
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 3470d482a8c..cd7b710e3b1 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2858,6 +2858,8 @@ in
 
   lowdown = callPackage ../tools/typesetting/lowdown { };
 
+  lowdown-0-9 = lowPrio (callPackage ../tools/typesetting/lowdown/0.9.x.nix { });
+
   numatop = callPackage ../os-specific/linux/numatop { };
 
   numworks-udev-rules = callPackage ../os-specific/linux/numworks-udev-rules { };