community/termshark: backport patch to support loongarch64

Upstream:
	- gcla/termshark#166
	- gcla/termshark@0ffde9f

community/termshark/APKBUILD

@@ -10,7 +10,8 @@ arch="all !armhf" # no tshark on armhf
 depends="tshark"
 makedepends="go"
 options="net"
-source="$pkgname-$pkgver.tar.gz::https://github.com/gcla/termshark/archive/v$pkgver.tar.gz"
+source="$pkgname-$pkgver.tar.gz::https://github.com/gcla/termshark/archive/v$pkgver.tar.gz
+	loongarch64-support.patch"
 
 export GOFLAGS="$GOFLAGS -trimpath -mod=readonly -modcacherw"
 export GOCACHE="${GOCACHE:-"$srcdir/go-cache"}"
@@ -33,4 +34,5 @@ package() {
 
 sha512sums="
 378bb67ff50a8dfa80f614540371f326627e73bdf63bceb183ed73afbbf9dead4e0597fb969ba49c4ee3d3de00ac7bb91166421c19c788df47ff8d9fcbc5b9fc  termshark-2.4.0.tar.gz
+21080967cf59878cb2c86e815faaec481bbe48bcbf1bc9de2ef9755d2e12e76c481493835697a720af7e43ad9417b7da63d92ae62a2aad2e9c5f9222994f65f6  loongarch64-support.patch
 "

community/termshark/loongarch64-support.patch

@@ -0,0 +1,54 @@
+diff --git a/go.mod b/go.mod
+index 176b1d0..64ae1b6 100644
+--- a/go.mod
++++ b/go.mod
+@@ -7,6 +7,7 @@ require (
+ 	github.com/antchfx/xmlquery v1.3.3
+ 	github.com/antchfx/xpath v1.1.11 // indirect
+ 	github.com/blang/semver v3.5.1+incompatible
++	github.com/creack/pty v1.1.21 // indirect
+ 	github.com/flytam/filenamify v1.1.0
+ 	github.com/gcla/deep v1.0.2
+ 	github.com/gcla/gowid v1.4.0
+diff --git a/go.sum b/go.sum
+index 928c074..41936b4 100644
+--- a/go.sum
++++ b/go.sum
+@@ -116,6 +116,8 @@ github.com/cpuguy83/go-md2man/v2 v2.0.0/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsr
+ github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
+ github.com/creack/pty v1.1.15 h1:cKRCLMj3Ddm54bKSpemfQ8AtYFBhAI2MPmdys22fBdc=
+ github.com/creack/pty v1.1.15/go.mod h1:MOBLtS5ELjhRRrroQr9kyvTxUAFNvYEK993ew/Vr4O4=
++github.com/creack/pty v1.1.21 h1:1/QdRyBaHHJP61QkWMXlOIBfsgdDeeKfK8SYVUWJKf0=
++github.com/creack/pty v1.1.21/go.mod h1:MOBLtS5ELjhRRrroQr9kyvTxUAFNvYEK993ew/Vr4O4=
+ 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=
+diff --git a/pkg/system/dup.go b/pkg/system/dup.go
+index 4fee401..8270f05 100644
+--- a/pkg/system/dup.go
++++ b/pkg/system/dup.go
+@@ -5,6 +5,7 @@
+ // +build !windows
+ // +build !linux !arm64
+ // +build !linux !riscv64
++// +build !linux !loong64
+
+ package system
+
+diff --git a/pkg/system/dup_linux_loong64.go b/pkg/system/dup_linux_loong64.go
+new file mode 100644
+index 0000000..74d633e
+--- /dev/null
++++ b/pkg/system/dup_linux_loong64.go
+@@ -0,0 +1,11 @@
++// Copyright 2019-2022 Graham Clark. All rights reserved.  Use of this source
++// code is governed by the MIT license that can be found in the LICENSE
++// file.
++
++package system
++
++import "syscall"
++
++func Dup2(fd int, fd2 int) error {
++	return syscall.Dup3(fd, fd2, 0)
++}