From 3815d32010dc57a97fe8f6071a07c73aab7fd824 Mon Sep 17 00:00:00 2001
From: Lein Matsumaru <applePrincess@applePrincess.io>
Date: Mon, 9 Aug 2021 16:43:27 +0000
Subject: [PATCH] ethminer: fix global-context

---
 .../misc/ethminer/add-global-context.patch    | 25 +++++++++++++++++++
 pkgs/tools/misc/ethminer/default.nix          |  5 ++++
 2 files changed, 30 insertions(+)
 create mode 100644 pkgs/tools/misc/ethminer/add-global-context.patch

diff --git a/pkgs/tools/misc/ethminer/add-global-context.patch b/pkgs/tools/misc/ethminer/add-global-context.patch
new file mode 100644
index 000000000000..f0891e5a2758
--- /dev/null
+++ b/pkgs/tools/misc/ethminer/add-global-context.patch
@@ -0,0 +1,25 @@
+diff --git a/libethcore/CMakeLists.txt b/libethcore/CMakeLists.txt
+index 1a53de8..832e926 100644
+--- a/libethcore/CMakeLists.txt
++++ b/libethcore/CMakeLists.txt
+@@ -7,7 +7,7 @@ set(SOURCES
+ include_directories(BEFORE ..)
+ 
+ add_library(ethcore ${SOURCES})
+-target_link_libraries(ethcore PUBLIC devcore ethash::ethash PRIVATE hwmon)
++target_link_libraries(ethcore PUBLIC devcore ethash::ethash ethash-global-context PRIVATE hwmon)
+ 
+ if(ETHASHCL)
+ 	target_link_libraries(ethcore PRIVATE ethash-cl)
+diff --git a/libethcore/EthashAux.h b/libethcore/EthashAux.h
+index d9aadc7..fe5c6cf 100644
+--- a/libethcore/EthashAux.h
++++ b/libethcore/EthashAux.h
+@@ -22,6 +22,7 @@
+ #include <libdevcore/Worker.h>
+ 
+ #include <ethash/ethash.hpp>
++#include <ethash/global_context.hpp>
+ 
+ namespace dev
+ {
diff --git a/pkgs/tools/misc/ethminer/default.nix b/pkgs/tools/misc/ethminer/default.nix
index 675147bc5d57..e159622bc8e1 100644
--- a/pkgs/tools/misc/ethminer/default.nix
+++ b/pkgs/tools/misc/ethminer/default.nix
@@ -64,6 +64,11 @@ stdenv.mkDerivation rec {
     cudatoolkit
   ];
 
+  patches = [
+    # global context library is separated from libethash
+    ./add-global-context.patch
+  ];
+
   preConfigure = ''
     sed -i 's/_lib_static//' libpoolprotocols/CMakeLists.txt
   '';