From 616255adf3128e3883f36a0fca4ae02530a70a14 Mon Sep 17 00:00:00 2001
From: Tad Fisher <tadfisher@gmail.com>
Date: Wed, 14 Feb 2018 11:33:09 -0800
Subject: [PATCH] pinentry: add option to enable pinentry-emacs

---
 pkgs/tools/security/pinentry/default.nix | 4 +++-
 pkgs/top-level/all-packages.nix          | 4 ++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/pkgs/tools/security/pinentry/default.nix b/pkgs/tools/security/pinentry/default.nix
index c551a8161aa..839fb92238f 100644
--- a/pkgs/tools/security/pinentry/default.nix
+++ b/pkgs/tools/security/pinentry/default.nix
@@ -1,5 +1,6 @@
 { fetchurl, fetchpatch, stdenv, lib, pkgconfig
-, libgpgerror, libassuan, libcap ? null, libsecret ? null, ncurses ? null, gtk2 ? null, gcr ? null, qt ? null
+, libgpgerror, libassuan, libcap ? null, libsecret ? null, ncurses ? null,  gtk2 ? null, gcr ? null, qt ? null
+, enableEmacs ? false
 }:
 
 let
@@ -33,6 +34,7 @@ stdenv.mkDerivation rec {
     (mkEnable (libsecret != null) "libsecret")
     (mkEnable (ncurses != null)   "pinentry-curses")
     (mkEnable true                "pinentry-tty")
+    (mkEnable enableEmacs         "pinentry-emacs")
     (mkEnable (gtk2 != null)      "pinentry-gtk2")
     (mkEnable (gcr != null)       "pinentry-gnome3")
     (mkEnable (qt != null)        "pinentry-qt")
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index b4c48fce84f..2eeb8961b8f 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4145,6 +4145,10 @@ with pkgs;
     gtk2 = null;
   };
 
+  pinentry_emacs = pinentry_ncurses.override {
+    enableEmacs = true;
+  };
+
   pinentry_gnome = pinentry_ncurses.override {
     gcr = gnome3.gcr;
   };