From b36fd0871040ec9960558c580a8826ae63fa6324 Mon Sep 17 00:00:00 2001
From: ckie <git-525ff67@ckie.dev>
Date: Mon, 28 Nov 2022 20:15:39 +0200
Subject: [PATCH 1/2] pythonPackages.kaldi-active-grammar: clarify old-openfst
 override

---
 .../python-modules/kaldi-active-grammar/fork.nix          | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/python-modules/kaldi-active-grammar/fork.nix b/pkgs/development/python-modules/kaldi-active-grammar/fork.nix
index 8f5a11f14c6..bcd4720f500 100644
--- a/pkgs/development/python-modules/kaldi-active-grammar/fork.nix
+++ b/pkgs/development/python-modules/kaldi-active-grammar/fork.nix
@@ -13,15 +13,19 @@
 }:
 
 let
-  old-openfst = openfst.overrideAttrs (self: {
+  old-openfst = openfst.overrideAttrs (prev: {
+    version = "kag-unstable-2022-05-06";
+
     src = fetchFromGitHub {
       owner = "kkm000";
       repo = "openfst";
+      # required by https://github.com/daanzu/kaldi-fork-active-grammar/blob/e9c7d0ffca401cf312779d25f2c05a34b41ff696/cmake/third_party/openfst.cmake#L7
       rev = "0bca6e76d24647427356dc242b0adbf3b5f1a8d9";
       sha256 = "1802rr14a03zl1wa5a0x1fa412kcvbgprgkadfj5s6s3agnn11rx";
     };
     buildInputs = [ zlib ];
-  }); in
+  });
+in
 
 assert blas.implementation == "openblas" && lapack.implementation == "openblas";
 

From 46c2da3f1e0eba12077c0d25180b4f6000793787 Mon Sep 17 00:00:00 2001
From: ckie <git-525ff67@ckie.dev>
Date: Tue, 29 Nov 2022 19:47:47 +0200
Subject: [PATCH 2/2] pythonPackages.kaldi-active-grammar: fix compatability
 with OpenBLAS v0.3.21

---
 .../python-modules/kaldi-active-grammar/fork.nix   | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/pkgs/development/python-modules/kaldi-active-grammar/fork.nix b/pkgs/development/python-modules/kaldi-active-grammar/fork.nix
index bcd4720f500..7748e34df6f 100644
--- a/pkgs/development/python-modules/kaldi-active-grammar/fork.nix
+++ b/pkgs/development/python-modules/kaldi-active-grammar/fork.nix
@@ -70,6 +70,20 @@ stdenv.mkDerivation rec {
   postPatch = ''
     # Replace the shebangs for the various build scripts
     patchShebangs src
+    # Compatability with OpenBLAS 0.3.21
+    substituteInPlace src/matrix/cblas-wrappers.h \
+      --replace stptri_ LAPACK_stptri \
+      --replace dtptri_ LAPACK_dtptri \
+      --replace sgetrf_ LAPACK_sgetrf \
+      --replace dgetrf_ LAPACK_dgetrf \
+      --replace sgetri_ LAPACK_sgetri \
+      --replace dgetri_ LAPACK_dgetri \
+      --replace sgesvd_ LAPACK_sgesvd \
+      --replace dgesvd_ LAPACK_dgesvd \
+      --replace ssptri_ LAPACK_ssptri \
+      --replace dsptri_ LAPACK_dsptri \
+      --replace ssptrf_ LAPACK_ssptrf \
+      --replace dsptrf_ LAPACK_dsptrf
   '';
 
   configurePhase = ''