From d3ddb331dc07346899cb74acd1232dc97b260915 Mon Sep 17 00:00:00 2001
From: Igal Tabachnik <hmemcpy@gmail.com>
Date: Tue, 2 Oct 2018 23:15:42 +0300
Subject: [PATCH] Texlive 2018 support (#150)

* Support building on TexLive 2018
* Adding missing packages
---
 shell.nix        | 11 ++---------
 src/preamble.tex |  5 +++++
 2 files changed, 7 insertions(+), 9 deletions(-)

diff --git a/shell.nix b/shell.nix
index 99ac4f5..c003883 100644
--- a/shell.nix
+++ b/shell.nix
@@ -1,13 +1,5 @@
 # nix-shell --pure shell.nix --command 'cd src; make'
-let
-  rev = "4df3426f5a5e78cef4835897a43abd9e2a092b74";
-  sha256 = "05k5mssiqxffxi45mss9wjns6k76i248rpasa48akdcriry1mp63";
-  nixpkgs = builtins.fetchTarball {
-    inherit sha256;
-    url = "https://github.com/NixOS/nixpkgs-channels/archive/${rev}.tar.gz";
-  };
-in
-{ pkgs ? import nixpkgs {} }: with pkgs;
+{ pkgs ? import <nixpkgs> {} }: with pkgs;
 
 mkShell {
   FONTCONFIG_FILE = makeFontsConf { fontDirectories = [ inconsolata-lgc libertine libertinus ]; };
@@ -48,6 +40,7 @@ mkShell {
         chngcntr
         ifplatform
         xstring
+        minifp
         enumitem;
       })
     gnumake
diff --git a/src/preamble.tex b/src/preamble.tex
index f3f560c..b83f30d 100644
--- a/src/preamble.tex
+++ b/src/preamble.tex
@@ -34,6 +34,11 @@
 \usepackage[libertine]{newtxmath}
 \usepackage{amsmath}
 % Needed to display additional math unicode symbols (like double-colon)
+
+% https://github.com/wspr/unicode-math/issues/469
+\expandafter\let\csname not=\endcsname\relax
+\expandafter\let\csname not<\endcsname\relax
+\expandafter\let\csname not>\endcsname\relax
 \usepackage{unicode-math}
 \setmathfont{Libertinus Math}