From cbff2010dec85ec733dd243b077a25b9f09ab20e Mon Sep 17 00:00:00 2001
From: Bob van der Linden <bobvanderlinden@gmail.com>
Date: Wed, 1 Feb 2023 15:38:11 +0100
Subject: [PATCH 1/3] pjsip: add pythonSupport option

---
 pkgs/applications/networking/pjsip/default.nix | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/pkgs/applications/networking/pjsip/default.nix b/pkgs/applications/networking/pjsip/default.nix
index eae9a8a3d87a..781b8462a392 100644
--- a/pkgs/applications/networking/pjsip/default.nix
+++ b/pkgs/applications/networking/pjsip/default.nix
@@ -4,8 +4,11 @@
 , fetchpatch
 , openssl
 , libsamplerate
+, swig
 , alsa-lib
 , AppKit
+, python3
+, pythonSupport ? true
 }:
 
 stdenv.mkDerivation rec {
@@ -33,6 +36,9 @@ stdenv.mkDerivation rec {
     })
   ];
 
+  nativeBuildInputs =
+    lib.optionals pythonSupport [ swig python3 ];
+
   buildInputs = [ openssl libsamplerate ]
     ++ lib.optional stdenv.isLinux alsa-lib
     ++ lib.optional stdenv.isDarwin AppKit;
@@ -41,11 +47,22 @@ stdenv.mkDerivation rec {
     export LD=$CC
   '';
 
+  postBuild = lib.optionalString pythonSupport ''
+    make -C pjsip-apps/src/swig/python
+  '';
+
+  outputs = [ "out" ]
+    ++ lib.optional pythonSupport "py";
+
   postInstall = ''
     mkdir -p $out/bin
     cp pjsip-apps/bin/pjsua-* $out/bin/pjsua
     mkdir -p $out/share/${pname}-${version}/samples
     cp pjsip-apps/bin/samples/*/* $out/share/${pname}-${version}/samples
+  '' + lib.optionalString pythonSupport ''
+    (cd pjsip-apps/src/swig/python && \
+      python setup.py install --prefix=$py
+    )
   '';
 
   # We need the libgcc_s.so.1 loadable (for pthread_cancel to work)

From 237abc78ec6bd915207a481f7b8f1f8941a9624f Mon Sep 17 00:00:00 2001
From: Bob van der Linden <bobvanderlinden@gmail.com>
Date: Fri, 3 Feb 2023 15:17:26 +0100
Subject: [PATCH 2/3] pythonPackages: pjsua2: init pjsua2 from pjsip

---
 pkgs/top-level/python-packages.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index c672707b90ef..741d6b653ec1 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7174,6 +7174,11 @@ self: super: with self; {
 
   pixelmatch = callPackage ../development/python-modules/pixelmatch { };
 
+  pjsua2 = (toPythonModule (pkgs.pjsip.override {
+    pythonSupport = true;
+    python3 = self.python;
+  })).py;
+
   pkce = callPackage ../development/python-modules/pkce { };
 
   pkgconfig = callPackage ../development/python-modules/pkgconfig { };

From c2a0dc782d5036dd71302d83ea9e79109442dd17 Mon Sep 17 00:00:00 2001
From: Bob van der Linden <bobvanderlinden@gmail.com>
Date: Fri, 3 Feb 2023 15:17:47 +0100
Subject: [PATCH 3/3] pjsip: enable building shared libraries

---
 pkgs/applications/networking/pjsip/default.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/applications/networking/pjsip/default.nix b/pkgs/applications/networking/pjsip/default.nix
index 781b8462a392..33747e2d669b 100644
--- a/pkgs/applications/networking/pjsip/default.nix
+++ b/pkgs/applications/networking/pjsip/default.nix
@@ -54,6 +54,8 @@ stdenv.mkDerivation rec {
   outputs = [ "out" ]
     ++ lib.optional pythonSupport "py";
 
+  configureFlags = [ "--enable-shared" ];
+
   postInstall = ''
     mkdir -p $out/bin
     cp pjsip-apps/bin/pjsua-* $out/bin/pjsua