cli: Remove `go-shlex` dependency (#9644)

cmd/syncthing/cli/main.go

@@ -12,7 +12,7 @@ import (
 	"os"
 
 	"github.com/alecthomas/kong"
-	"github.com/flynn-archive/go-shlex"
+	"github.com/kballard/go-shellquote"
 
 	"github.com/syncthing/syncthing/cmd/syncthing/cmdutil"
 	"github.com/syncthing/syncthing/lib/config"
@@ -67,7 +67,7 @@ func (*stdinCommand) Run() error {
 	fmt.Println("Reading commands from stdin...", args)
 	scanner := bufio.NewScanner(os.Stdin)
 	for scanner.Scan() {
-		input, err := shlex.Split(scanner.Text())
+		input, err := shellquote.Split(scanner.Text())
 		if err != nil {
 			return fmt.Errorf("parsing input: %w", err)
 		}

go.mod

@@ -10,7 +10,6 @@ require (
 	github.com/ccding/go-stun v0.1.5
 	github.com/chmduquesne/rollinghash v4.0.0+incompatible
 	github.com/d4l3k/messagediff v1.2.1
-	github.com/flynn-archive/go-shlex v0.0.0-20150515145356-3f9db97f8568
 	github.com/getsentry/raven-go v0.2.0
 	github.com/go-ldap/ldap/v3 v3.4.8
 	github.com/gobwas/glob v0.2.3

go.sum

@@ -39,8 +39,6 @@ github.com/d4l3k/messagediff v1.2.1/go.mod h1:Oozbb1TVXFac9FtSIxHBMnBCq2qeH/2KkE
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/flynn-archive/go-shlex v0.0.0-20150515145356-3f9db97f8568 h1:BMXYYRWTLOJKlh+lOBt6nUQgXAfB7oVIQt5cNreqSLI=
-github.com/flynn-archive/go-shlex v0.0.0-20150515145356-3f9db97f8568/go.mod h1:rZfgFAXFS/z/lEd6LJmf9HVZ1LkgYiHx5pHhV5DR16M=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/fsnotify/fsnotify v1.5.4/go.mod h1:OVB6XrOHzAwXMpEM7uPOzcehqUV2UqJxmVXmkdnm1bU=

gui/default/syncthing/core/aboutModalView.html

@@ -54,7 +54,6 @@ Jakob Borg, Audrius Butkevicius, Jesse Lucas, Simon Frei, Tomasz Wilczyński, Al
           <li><a href="https://github.com/calmh/xdr">calmh/xdr</a>, Copyright &copy; 2014 Jakob Borg.</li>
           <li><a href="https://github.com/chmduquesne/rollinghash">chmduquesne/rollinghash</a>, Copyright &copy; 2015 Christophe-Marie Duquesne.</li>
           <li><a href="https://github.com/d4l3k/messagediff">d4l3k/messagediff</a>, Copyright &copy; 2015 Tristan Rice.</li>
-          <li><a href="https://github.com/flynn-archive/go-shlex">flynn-archive/go-shlex</a>, Copyright &copy; 2012 Google Inc.</li>
           <li><a href="https://github.com/gobwas/glob">gobwas/glob</a>, Copyright &copy; 2016 Sergey Kamardin.</li>
           <li><a href="https://github.com/gogo/protobuf">gogo/protobuf</a>, Copyright &copy; 2013 The GoGo Authors.</li>
           <li><a href="https://github.com/golang/groupcache">golang/groupcache</a>, Copyright &copy; 2013 Google Inc.</li>