From b5fa55b0c2837d033614c2c2ab1488d097aec2a0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Manuel=20R=C3=BCger?= <manuel@rueg.eu>
Date: Tue, 1 Oct 2019 09:29:02 +0200
Subject: [PATCH] ctr: Enable shell autocompletion
MIME-Version: 1.0
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Signed-off-by: Manuel Rüger <manuel@rueg.eu>
---
 Makefile                                      |  2 +-
 cmd/ctr/app/main.go                           |  1 +
 .../urfave/cli/autocomplete/bash_autocomplete | 21 +++++++++++++++++++
 .../urfave/cli/autocomplete/zsh_autocomplete  | 11 ++++++++++
 4 files changed, 34 insertions(+), 1 deletion(-)
 create mode 100755 vendor/github.com/urfave/cli/autocomplete/bash_autocomplete
 create mode 100644 vendor/github.com/urfave/cli/autocomplete/zsh_autocomplete

diff --git a/Makefile b/Makefile
index 675816189..f79208c53 100644
--- a/Makefile
+++ b/Makefile
@@ -294,7 +294,7 @@ root-coverage: ## generate coverage profiles for unit tests that require root
 
 vendor:
 	@echo "$(WHALE) $@"
-	@vndr
+	@vndr -whitelist github.com/urfave/cli/autocomplete/
 
 help: ## this help
 	@awk 'BEGIN {FS = ":.*?## "} /^[a-zA-Z_-]+:.*?## / {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}' $(MAKEFILE_LIST) | sort
diff --git a/cmd/ctr/app/main.go b/cmd/ctr/app/main.go
index d0b277cf2..7c5127fc6 100644
--- a/cmd/ctr/app/main.go
+++ b/cmd/ctr/app/main.go
@@ -71,6 +71,7 @@ stable from release to release of the containerd project.`
 
 containerd CLI
 `
+	app.EnableBashCompletion = true
 	app.Flags = []cli.Flag{
 		cli.BoolFlag{
 			Name:  "debug",
diff --git a/vendor/github.com/urfave/cli/autocomplete/bash_autocomplete b/vendor/github.com/urfave/cli/autocomplete/bash_autocomplete
new file mode 100755
index 000000000..f0f624183
--- /dev/null
+++ b/vendor/github.com/urfave/cli/autocomplete/bash_autocomplete
@@ -0,0 +1,21 @@
+#! /bin/bash
+
+: ${PROG:=$(basename ${BASH_SOURCE})}
+
+_cli_bash_autocomplete() {
+  if [[ "${COMP_WORDS[0]}" != "source" ]]; then
+    local cur opts base
+    COMPREPLY=()
+    cur="${COMP_WORDS[COMP_CWORD]}"
+    if [[ "$cur" == "-"* ]]; then
+      opts=$( ${COMP_WORDS[@]:0:$COMP_CWORD} ${cur} --generate-bash-completion )
+    else
+      opts=$( ${COMP_WORDS[@]:0:$COMP_CWORD} --generate-bash-completion )
+    fi
+    COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) )
+    return 0
+  fi
+}
+
+complete -o bashdefault -o default -o nospace -F _cli_bash_autocomplete $PROG
+unset PROG
diff --git a/vendor/github.com/urfave/cli/autocomplete/zsh_autocomplete b/vendor/github.com/urfave/cli/autocomplete/zsh_autocomplete
new file mode 100644
index 000000000..8b747ae0d
--- /dev/null
+++ b/vendor/github.com/urfave/cli/autocomplete/zsh_autocomplete
@@ -0,0 +1,11 @@
+_cli_zsh_autocomplete() {
+
+  local -a opts
+  opts=("${(@f)$(_CLI_ZSH_AUTOCOMPLETE_HACK=1 ${words[@]:0:#words[@]-1} --generate-bash-completion)}")
+
+  _describe 'values' opts
+
+  return
+}
+
+compdef _cli_zsh_autocomplete $PROG