From d263c49919235b81b318c45c99aa189be04c5f28 Mon Sep 17 00:00:00 2001
From: Leo Famulari <leo@famulari.name>
Date: Sat, 16 Dec 2023 15:25:30 -0500
Subject: gnu: Transmission: Update to 4.0.5.

* gnu/packages/bittorrent.scm (transmission): Update to 4.0.5.
[source]: Use 'transmission-4.0.5-fix-build.patch'.
* gnu/packages/patches/transmission-4.0.5-fix-build.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.

Change-Id: I8e9486dca07f01628e7886e7ac5757d511056cb7
---
 gnu/local.mk                                       |  1 +
 gnu/packages/bittorrent.scm                        |  5 +--
 .../patches/transmission-4.0.5-fix-build.patch     | 39 ++++++++++++++++++++++
 3 files changed, 43 insertions(+), 2 deletions(-)
 create mode 100644 gnu/packages/patches/transmission-4.0.5-fix-build.patch

diff --git a/gnu/local.mk b/gnu/local.mk
index 2896395120..3e9ac33945 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -2059,6 +2059,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/tofi-32bit-compat.patch			\
   %D%/packages/patches/tpetra-remove-duplicate-using.patch	\
   %D%/packages/patches/transcode-ffmpeg.patch	\
+  %D%/packages/patches/transmission-4.0.5-fix-build.patch	\
   %D%/packages/patches/trytond-add-egg-modules-to-path.patch	\
   %D%/packages/patches/trytond-add-guix_trytond_path.patch	\
   %D%/packages/patches/ttf2eot-cstddef.patch			\
diff --git a/gnu/packages/bittorrent.scm b/gnu/packages/bittorrent.scm
index 91c29c3af7..0d544235c1 100644
--- a/gnu/packages/bittorrent.scm
+++ b/gnu/packages/bittorrent.scm
@@ -87,15 +87,16 @@ (define-module (gnu packages bittorrent)
 (define-public transmission
   (package
     (name "transmission")
-    (version "4.0.4")
+    (version "4.0.5")
     (source (origin
               (method url-fetch)
               (uri (string-append "https://github.com/transmission/transmission"
                                   "/releases/download/" version "/transmission-"
                                   version ".tar.xz"))
+              (patches (search-patches "transmission-4.0.5-fix-build.patch"))
               (sha256
                (base32
-                "19nm7f4x3zq610da5fl63vpycj4kv07np6ldm8czpgyziwqv9xqm"))))
+                "0mv3ds3bbp1fbmdlrjinmzvk46acpafydirh7h2014j7988zys7x"))))
     (build-system cmake-build-system)
     (outputs '("out"                      ; library and command-line interface
                "gui"))                    ; graphical user interface
diff --git a/gnu/packages/patches/transmission-4.0.5-fix-build.patch b/gnu/packages/patches/transmission-4.0.5-fix-build.patch
new file mode 100644
index 0000000000..7eeb0f1921
--- /dev/null
+++ b/gnu/packages/patches/transmission-4.0.5-fix-build.patch
@@ -0,0 +1,39 @@
+Fix the build with gtkmm 4:
+
+https://github.com/transmission/transmission/issues/6392
+
+Patch copied from upstream source repository:
+
+https://github.com/transmission/transmission/commit/e116672b27b314d54514c96b1fa7aef1dee900b1
+
+From e116672b27b314d54514c96b1fa7aef1dee900b1 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?C=C5=93ur?= <coeur@gmx.fr>
+Date: Sun, 17 Dec 2023 16:37:35 +0100
+Subject: [PATCH] fix: build error on  GTKMM-4 (#6393)
+
+---
+ gtk/OptionsDialog.cc | 11 ++++++++++-
+ 1 file changed, 10 insertions(+), 1 deletion(-)
+
+diff --git a/gtk/OptionsDialog.cc b/gtk/OptionsDialog.cc
+index 08198540c10..8c28fc76f98 100644
+--- a/gtk/OptionsDialog.cc
++++ b/gtk/OptionsDialog.cc
+@@ -338,7 +338,16 @@ void TorrentFileChooserDialog::onOpenDialogResponse(int response, Glib::RefPtr<S
+         bool const do_prompt = get_choice(std::string(ShowOptionsDialogChoice)) == "true";
+         bool const do_notify = false;
+ 
+-        auto const files = IF_GTKMM4(get_files2, get_files)();
++#if GTKMM_CHECK_VERSION(4, 0, 0)
++        auto files = std::vector<Glib::RefPtr<Gio::File>>();
++        auto files_model = get_files();
++        for (auto i = guint{ 0 }; i < files_model->get_n_items(); ++i)
++        {
++            files.push_back(gtr_ptr_dynamic_cast<Gio::File>(files_model->get_object(i)));
++        }
++#else
++        auto const files = get_files();
++#endif
+         g_assert(!files.empty());
+ 
+         /* remember this folder the next time we use this dialog */
-- 
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