gnu: syncthing: Update to 0.14.49.

* gnu/packages/syncthing.scm (syncthing): Update to 0.14.49.
[source]: Remove obsolete patch.
[inputs]: Remove go-github-com-kardianos-osext.
* gnu/packages/patches/syncthing-fix-crash.patch: Delete file.
* gnu/local.mk (dist_patch_DATA): Remove it.

gnu/local.mk

@@ -1139,7 +1139,6 @@ dist_patch_DATA =						\
   %D%/packages/patches/superlu-dist-scotchmetis.patch		\
   %D%/packages/patches/swish-e-search.patch			\
   %D%/packages/patches/swish-e-format-security.patch		\
-  %D%/packages/patches/syncthing-fix-crash.patch 		\
   %D%/packages/patches/synfigstudio-fix-ui-with-gtk3.patch 	\
   %D%/packages/patches/t1lib-CVE-2010-2642.patch		\
   %D%/packages/patches/t1lib-CVE-2011-0764.patch		\

gnu/packages/patches/syncthing-fix-crash.patch

@@ -1,72 +0,0 @@
-Avoid a crash:
-
-https://github.com/syncthing/syncthing/issues/5002
-
-Patch copied from upstream source repository:
-
-https://github.com/syncthing/syncthing/commit/35a75a95dc6383b2d73ab645f1407f7907ec1a2c
-
-From 35a75a95dc6383b2d73ab645f1407f7907ec1a2c Mon Sep 17 00:00:00 2001
-From: Jakob Borg <jakob@kastelo.net>
-Date: Wed, 13 Jun 2018 19:07:52 +0200
-Subject: [PATCH] lib/model: Don't panic when rechecking file (fixes #5002)
- (#5003)
-
----
- lib/model/model.go      |  2 +-
- lib/model/model_test.go | 26 ++++++++++++++++++++++++++
- 2 files changed, 27 insertions(+), 1 deletion(-)
-
-diff --git a/lib/model/model.go b/lib/model/model.go
-index 5a9146e0..302f06c5 100644
---- a/lib/model/model.go
-+++ b/lib/model/model.go
-@@ -1373,7 +1373,7 @@ func (m *Model) recheckFile(deviceID protocol.DeviceID, folderFs fs.Filesystem,
- 		return
- 	}
- 
--	if blockIndex > len(cf.Blocks) {
-+	if blockIndex >= len(cf.Blocks) {
- 		l.Debugf("%v recheckFile: %s: %q / %q i=%d: block index too far", m, deviceID, folder, name, blockIndex)
- 		return
- 	}
-diff --git a/lib/model/model_test.go b/lib/model/model_test.go
-index 295eafc1..456bbc4a 100644
---- a/lib/model/model_test.go
-+++ b/lib/model/model_test.go
-@@ -3608,6 +3608,32 @@ func TestIssue4903(t *testing.T) {
- 	}
- }
- 
-+func TestIssue5002(t *testing.T) {
-+	// recheckFile should not panic when given an index equal to the number of blocks
-+
-+	db := db.OpenMemory()
-+	m := NewModel(defaultCfgWrapper, protocol.LocalDeviceID, "syncthing", "dev", db, nil)
-+	m.AddFolder(defaultFolderConfig)
-+	m.StartFolder("default")
-+
-+	m.ServeBackground()
-+	defer m.Stop()
-+
-+	if err := m.ScanFolder("default"); err != nil {
-+		t.Error(err)
-+	}
-+
-+	file, ok := m.CurrentFolderFile("default", "foo")
-+	if !ok {
-+		t.Fatal("test file should exist")
-+	}
-+	nBlocks := len(file.Blocks)
-+
-+	m.recheckFile(protocol.LocalDeviceID, defaultFolderConfig.Filesystem(), "default", "foo", nBlocks-1, []byte{1, 2, 3, 4})
-+	m.recheckFile(protocol.LocalDeviceID, defaultFolderConfig.Filesystem(), "default", "foo", nBlocks, []byte{1, 2, 3, 4}) // panic
-+	m.recheckFile(protocol.LocalDeviceID, defaultFolderConfig.Filesystem(), "default", "foo", nBlocks+1, []byte{1, 2, 3, 4})
-+}
-+
- func addFakeConn(m *Model, dev protocol.DeviceID) *fakeConnection {
- 	fc := &fakeConnection{id: dev, model: m}
- 	m.AddConnection(fc, protocol.HelloResult{})
--- 
-2.18.0
-

gnu/packages/syncthing.scm

@@ -30,16 +30,15 @@
 (define-public syncthing
   (package
     (name "syncthing")
-    (version "0.14.48")
+    (version "0.14.49")
     (source (origin
               (method url-fetch)
               (uri (string-append "https://github.com/syncthing/syncthing"
                                   "/releases/download/v" version
                                   "/syncthing-source-v" version ".tar.gz"))
-              (patches (search-patches "syncthing-fix-crash.patch"))
               (sha256
                (base32
-                "0bxkm5jlj6l4gai23bg0y31brr80r9qllh1rdg29pahjn0c2b4ml"))
+                "06mzzj5iwgqw3yva7azrsqs9zpl84srbamza4gm03grp7v9gf3sj"))
               (modules '((guix build utils)))
               ;; Delete bundled ("vendored") free software source code.
               (snippet '(begin
@@ -130,7 +129,6 @@
        ("go-github-com-golang-groupcache-lru"
         ,go-github-com-golang-groupcache-lru)
        ("go-github-com-jackpal-gateway" ,go-github-com-jackpal-gateway)
-       ("go-github-com-kardianos-osext" ,go-github-com-kardianos-osext)
        ("go-github-com-kballard-go-shellquote"
         ,go-github-com-kballard-go-shellquote)
        ("go-github-com-lib-pq" ,go-github-com-lib-pq)