vendor with go mod

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

vendor/github.com/creack/pty/.gitignore

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+[568].out
+_go*
+_test*
+_obj

vendor/github.com/creack/pty/Dockerfile.riscv

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+FROM golang:1.13
+
+# Clone and complie a riscv compatible version of the go compiler.
+RUN git clone https://review.gerrithub.io/riscv/riscv-go /riscv-go
+# riscvdev branch HEAD as of 2019-06-29.
+RUN cd /riscv-go && git checkout 04885fddd096d09d4450726064d06dd107e374bf
+ENV PATH=/riscv-go/misc/riscv:/riscv-go/bin:$PATH
+RUN cd /riscv-go/src && GOROOT_BOOTSTRAP=$(go env GOROOT) ./make.bash
+ENV GOROOT=/riscv-go
+
+# Make sure we compile.
+WORKDIR pty
+ADD . .
+RUN GOOS=linux GOARCH=riscv go build

vendor/github.com/creack/pty/mktypes.bash

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+#!/usr/bin/env bash
+
+GOOSARCH="${GOOS}_${GOARCH}"
+case "$GOOSARCH" in
+_* | *_ | _)
+	echo 'undefined $GOOS_$GOARCH:' "$GOOSARCH" 1>&2
+	exit 1
+	;;
+esac
+
+GODEFS="go tool cgo -godefs"
+
+$GODEFS types.go |gofmt > ztypes_$GOARCH.go
+
+case $GOOS in
+freebsd|dragonfly|openbsd)
+	$GODEFS types_$GOOS.go |gofmt > ztypes_$GOOSARCH.go
+	;;
+esac

vendor/github.com/creack/pty/test_crosscompile.sh

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+#!/usr/bin/env sh
+
+# Test script checking that all expected os/arch compile properly.
+# Does not actually test the logic, just the compilation so we make sure we don't break code depending on the lib.
+
+echo2() {
+    echo $@ >&2
+}
+
+trap end 0
+end() {
+    [ "$?" = 0 ] && echo2 "Pass." || (echo2 "Fail."; exit 1)
+}
+
+cross() {
+    os=$1
+    shift
+    echo2 "Build for $os."
+    for arch in $@; do
+	echo2 "  - $os/$arch"
+	GOOS=$os GOARCH=$arch go build
+    done
+    echo2
+}
+
+set -e
+
+cross linux     amd64 386 arm arm64 ppc64 ppc64le s390x mips mipsle mips64 mips64le
+cross darwin    amd64 386 arm arm64
+cross freebsd   amd64 386 arm
+cross netbsd    amd64 386 arm
+cross openbsd   amd64 386 arm arm64
+cross dragonfly amd64
+cross solaris   amd64
+
+# Not expected to work but should still compile.
+cross windows amd64 386 arm
+
+# TODO: Fix compilation error on openbsd/arm.
+# TODO: Merge the solaris PR.
+
+# Some os/arch require a different compiler. Run in docker.
+if ! hash docker; then
+    # If docker is not present, stop here.
+    return
+fi
+
+echo2 "Build for linux."
+echo2 "  - linux/riscv"
+docker build -t test -f Dockerfile.riscv .