From ff51c8717be66826843d6304708fc1f0ff7cd48c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Sun, 29 May 2022 18:17:05 +0200
Subject: Fix cross compilation of Omnia

---
 flake.lock                                         | 12 ++++-----
 pkgs/0001-configure.ac-replace-AC_CHECK_FILE.patch | 31 ++++++++++++++++++++++
 pkgs/default.nix                                   |  9 +++++++
 3 files changed, 46 insertions(+), 6 deletions(-)
 create mode 100644 pkgs/0001-configure.ac-replace-AC_CHECK_FILE.patch

diff --git a/flake.lock b/flake.lock
index 0247827..22512ca 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,11 +2,11 @@
   "nodes": {
     "flake-utils": {
       "locked": {
-        "lastModified": 1649676176,
-        "narHash": "sha256-OWKJratjt2RW151VUlJPRALb7OU2S5s+f0vLj4o1bHM=",
+        "lastModified": 1652776076,
+        "narHash": "sha256-gzTw/v1vj4dOVbpBSJX4J0DwUR6LIyXo7/SuuTJp1kM=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "a4b154ebbdc88c8498a5c7b01589addc9e9cb678",
+        "rev": "04c1b180862888302ddfb2e3ad9eaa63afc60cf8",
         "type": "github"
       },
       "original": {
@@ -16,11 +16,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1651804312,
-        "narHash": "sha256-DJxOGlxwQccuuwXUS0oRRkcNJbW5UP4fpsL5ga9ZwYw=",
+        "lastModified": 1653738054,
+        "narHash": "sha256-IaR8iLN4Ms3f5EjU1CJkXSc49ZzyS5qv03DtVAti6/s=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "d59dd43e49f24b58fe8d5ded38cbdf00c3da4dc2",
+        "rev": "17b62c338f2a0862a58bb6951556beecd98ccda9",
         "type": "github"
       },
       "original": {
diff --git a/pkgs/0001-configure.ac-replace-AC_CHECK_FILE.patch b/pkgs/0001-configure.ac-replace-AC_CHECK_FILE.patch
new file mode 100644
index 0000000..8b377f3
--- /dev/null
+++ b/pkgs/0001-configure.ac-replace-AC_CHECK_FILE.patch
@@ -0,0 +1,31 @@
+From 4ddfdca8416a008819d08d14d6a6f4796aef7857 Mon Sep 17 00:00:00 2001
+From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
+Date: Mon, 12 Oct 2020 22:40:13 +0200
+Subject: [PATCH] configure.ac: replace AC_CHECK_FILE
+
+AC_CHECK_FILE can't be used when cross-compiling so replace it by a
+simple test -f
+
+Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
+---
+ configure.ac | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/configure.ac b/configure.ac
+index 0a19a2a..9773993 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -16,8 +16,8 @@ AC_PROG_CC_STDC
+ # Check for a2x only if the man page is missing, i.e. we are building from git. The release tarballs
+ # are set up to include the man pages. This way, only people creating tarballs via `make dist` and
+ # people building from git need a2x as a dependency.
+-AC_CHECK_FILE(
+-  [src/pixz.1],
++AS_IF(
++  [test -f src/pixz.1],
+   [],
+   [
+     AC_ARG_WITH(
+-- 
+2.35.1
+
diff --git a/pkgs/default.nix b/pkgs/default.nix
index ea4112a..849edff 100644
--- a/pkgs/default.nix
+++ b/pkgs/default.nix
@@ -38,6 +38,15 @@ let
     jemalloc = armv7lDisableCheck nixpkgs.jemalloc;
     openssh = armv7lDisableCheck nixpkgs.openssh;
     nlohmann_json = armv7lDisableCheck nixpkgs.nlohmann_json;
+    # Crosscompilation worarounds
+    btrfs-progs = nixpkgs.btrfs-progs.overrideAttrs (oldAttrs: {
+      configureFlags = ["--disable-python"];
+      installFlags = [];
+    });
+    pixz = nixpkgs.pixz.overrideAttrs (oldAttrs: {
+      configureFlags = ["--without-manpage"];
+      patches = [ ./0001-configure.ac-replace-AC_CHECK_FILE.patch ];
+    });
 
   };
 
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