From 2de1a4811ea5f3363dc84432f0bc0bb339c43676 Mon Sep 17 00:00:00 2001
From: Alejandro Soto <alejandro@34project.org>
Date: Mon, 9 Mar 2026 02:33:10 -0600
Subject: trivionomicon: athena-bccr: patch hard-coded FHS paths in idopte
 driver

---
 trivionomicon/pkgs/athena-bccr/unwrapped.nix | 27 ++++++++++++++++++++++++---
 1 file changed, 24 insertions(+), 3 deletions(-)

(limited to 'trivionomicon/pkgs')

diff --git a/trivionomicon/pkgs/athena-bccr/unwrapped.nix b/trivionomicon/pkgs/athena-bccr/unwrapped.nix
index c7781e4..3a70144 100644
--- a/trivionomicon/pkgs/athena-bccr/unwrapped.nix
+++ b/trivionomicon/pkgs/athena-bccr/unwrapped.nix
@@ -102,6 +102,7 @@
     libnotify,
     openssl,
     pcsclite,
+    python3,
     stdenv,
     unzip,
     webkitgtk_4_1,
@@ -124,6 +125,7 @@
 
       nativeBuildInputs = [
         autoPatchelfHook
+        python3
       ];
 
       outputs = ["out" "lib"];
@@ -132,15 +134,34 @@
         runHook preInstall
 
         install -m755 -d $out/bin $lib/{etc,lib/SCMiddleware}
-        install -m755 usr/lib/SCMiddleware/{idocachesrv,SCManager} $out/bin
-        install -m755 usr/lib/SCMiddleware/*.so $lib/lib/SCMiddleware
+        install -m755 usr/lib/SCMiddleware/SCManager $out/bin
+        install -m755 usr/lib/SCMiddleware/{*.so,idocachesrv} $lib/lib/SCMiddleware
         cp -r etc/id* $lib/etc
 
         runHook postInstall
       '';
 
       preFixup = ''
-        patchelf --set-rpath $lib/lib/SCMiddleware $lib/lib/SCMiddleware/* $out/bin/*
+        for elf in $lib/lib/SCMiddleware/* $out/bin/*; do
+          python3 /dev/fd/3 <$elf >$elf.patched 3<<EOF
+        import sys
+        contents = sys.stdin.buffer.read()
+
+        def bin_replace(s, a, b):
+          assert len(a) >= len(b)
+          return s.replace(a, b + b'\0' * (len(a) - len(b)))
+
+        contents = bin_replace(contents, b'/usr/lib/SCMiddleware', b'/etc/SCMiddleware')
+        contents = bin_replace(contents, b'/tmp/.idoss_socket', b'/run/idoss/socket')
+
+        sys.stdout.buffer.write(contents)
+        EOF
+
+          chmod --reference=$elf $elf.patched
+          mv $elf.patched $elf
+
+          patchelf --set-rpath $lib/lib/SCMiddleware $elf
+        done
       '';
 
       passthru.pkcs11-path = "lib/SCMiddleware/libidop11.so";
-- 
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