From cc50ad172cfbba16b3031cf381d13e8ba0fb34d8 Mon Sep 17 00:00:00 2001
From: Colin <colin@uninsane.org>
Date: Wed, 19 Jul 2023 10:15:07 +0000
Subject: [PATCH] koreader-from-src: vendor zlib

---
 pkgs/additional/koreader-from-src/default.nix | 18 +++++--
 pkgs/additional/koreader-from-src/sources.nix | 49 +++++++++++--------
 .../vendor-external-projects.patch            | 13 +++++
 3 files changed, 57 insertions(+), 23 deletions(-)
 create mode 100644 pkgs/additional/koreader-from-src/vendor-external-projects.patch

diff --git a/pkgs/additional/koreader-from-src/default.nix b/pkgs/additional/koreader-from-src/default.nix
index dd8fe580..4737e2a3 100644
--- a/pkgs/additional/koreader-from-src/default.nix
+++ b/pkgs/additional/koreader-from-src/default.nix
@@ -15,10 +15,11 @@
 , luajit
 , sdcv
 , SDL2
+, substituteAll
 }:
 let
   luajit_lua52 = luajit.override { enable52Compat = true; };
-  thirdparty = import ./sources.nix;
+  sources = import ./sources.nix;
 in
 stdenv.mkDerivation rec {
   pname = "koreader-from-src";
@@ -38,7 +39,18 @@ stdenv.mkDerivation rec {
     inherit (s) url rev hash name;
     leaveDotGit = true;  # maybe not needed, but we'd need another way to query the rev during build process below
     deepClone = true;  # probably not needed
-  }) thirdparty);
+  }) sources.thirdparty);
+
+  patches = [
+    (substituteAll (
+      {
+        src = ./vendor-external-projects.patch;
+      } // (lib.mapAttrs
+        (_proj: source: fetchurl source)
+        sources.externalProjects
+      )
+    ))
+  ];
 
   sourceRoot = "koreader";
 
@@ -103,7 +115,7 @@ stdenv.mkDerivation rec {
 
   '' + builtins.concatStringsSep "\n" (builtins.map
     (l: ''install_lib "${l.name}" "${l.rev}"'')
-    thirdparty
+    sources.thirdparty
   ) + ''
 
     make TARGET=debian DEBIAN=1 INSTALL_DIR="$out" SHELL=sh VERBOSE=1
diff --git a/pkgs/additional/koreader-from-src/sources.nix b/pkgs/additional/koreader-from-src/sources.nix
index 54dab311..486b6fbe 100644
--- a/pkgs/additional/koreader-from-src/sources.nix
+++ b/pkgs/additional/koreader-from-src/sources.nix
@@ -1,20 +1,29 @@
-[
-  {
-    url = "https://github.com/LuaJIT/LuaJIT";
-    rev = "8635cbabf3094c4d8bd00578c7d812bea87bb2d3";
-    hash = "sha256-8ij/Zjss8Rz5fKL9LJuRiTQdoT9OVMNOY1a4D2hRcEU=";
-    name = "luajit";
-  }
-  {
-    url = "https://github.com/libjpeg-turbo/libjpeg-turbo.git";
-    rev = "3.0.0";
-    hash = "sha256-CEqlV/LzF5okvPwUDyqDBvL4bTGc6TYqfADHtRLPJb4=";
-    name = "libjpeg-turbo";
-  }
-  {
-    url = "https://gitlab.com/koreader/djvulibre.git";
-    rev = "6a1e5ba1c9ef81c205a4b270c3f121a1e106f4fc";
-    hash = "sha256-H0HWR+hpAYLGbBdY3BwxgKPUrWhrIsVMnoURdbn8iIE=";
-    name = "djvulibre";
-  }
-]
+{
+  thirdparty = [
+    {
+      url = "https://github.com/LuaJIT/LuaJIT";
+      rev = "8635cbabf3094c4d8bd00578c7d812bea87bb2d3";
+      hash = "sha256-8ij/Zjss8Rz5fKL9LJuRiTQdoT9OVMNOY1a4D2hRcEU=";
+      name = "luajit";
+    }
+    {
+      url = "https://github.com/libjpeg-turbo/libjpeg-turbo.git";
+      rev = "3.0.0";
+      hash = "sha256-CEqlV/LzF5okvPwUDyqDBvL4bTGc6TYqfADHtRLPJb4=";
+      name = "libjpeg-turbo";
+    }
+    {
+      url = "https://gitlab.com/koreader/djvulibre.git";
+      rev = "6a1e5ba1c9ef81c205a4b270c3f121a1e106f4fc";
+      hash = "sha256-H0HWR+hpAYLGbBdY3BwxgKPUrWhrIsVMnoURdbn8iIE=";
+      name = "djvulibre";
+    }
+  ];
+
+  externalProjects = {
+    zlib = {
+      url = "http://gentoo.osuosl.org/distfiles/zlib-1.2.13.tar.xz";
+      hash = "sha256-0Uw44xOvw1qah2Da3yYEL1HqD10VSwYwox2gVAEH+5g=";
+    };
+  };
+}
diff --git a/pkgs/additional/koreader-from-src/vendor-external-projects.patch b/pkgs/additional/koreader-from-src/vendor-external-projects.patch
new file mode 100644
index 00000000..ea65e551
--- /dev/null
+++ b/pkgs/additional/koreader-from-src/vendor-external-projects.patch
@@ -0,0 +1,13 @@
+diff --git a/base/thirdparty/zlib/CMakeLists.txt b/base/thirdparty/zlib/CMakeLists.txt
+index 2350186d..76a7c97d 100644
+--- a/base/thirdparty/zlib/CMakeLists.txt
++++ b/base/thirdparty/zlib/CMakeLists.txt
+@@ -52,7 +52,7 @@ set(ZLIB_MD5 "7d9fc1d78ae2fa3e84fe98b77d006c63")
+ ExternalProject_Add(
+     ${PROJECT_NAME}
+     DOWNLOAD_DIR ${KO_DOWNLOAD_DIR}
+-    URL http://gentoo.osuosl.org/distfiles/zlib-${ZLIB_VER}.tar.xz
++    URL file://@zlib@
+     URL_MD5 ${ZLIB_MD5}
+     BUILD_IN_SOURCE 1
+     PATCH_COMMAND COMMAND ${PATCH_CMD1} COMMAND ${PATCH_CMD2} COMMAND ${PATCH_CMD3}