From 02c40b971bd4d092b3612fcb5e9ddd57548e6dbb Mon Sep 17 00:00:00 2001
From: Vishal Verma <vishal.l.verma@intel.com>
Date: Thu, 7 Oct 2021 02:21:38 -0600
Subject: [PATCH 045/217] cxl-cli: add bash completion
Add bash completion for the cxl-cli commands implemented so far:
cxl-list
cxl-read-labels
cxl-write-labels
cxl-zero-labels
Acked-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
---
contrib/ndctl | 109 ++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 109 insertions(+)
diff --git a/contrib/ndctl b/contrib/ndctl
index 680fe6a..cae4b1b 100755
--- a/contrib/ndctl
+++ b/contrib/ndctl
@@ -647,5 +647,114 @@ _daxctl()
__daxctl_main
}
+### cxl-cli ###
+
+__cxl_get_devs()
+{
+ local opts=("--memdevs" "$*")
+ cxl list "${opts[@]}" | grep -E "^\s*\"memdev\":" | cut -d'"' -f4
+}
+
+__cxlcomp()
+{
+ local i=0
+
+ COMPREPLY=( $( compgen -W "$1" -- "$2" ) )
+ for cword in "${COMPREPLY[@]}"; do
+ if [[ "$cword" == @(--memdev|--offset|--size|--input|--output) ]]; then
+ COMPREPLY[$i]="${cword}="
+ else
+ COMPREPLY[$i]="${cword} "
+ fi
+ ((i++))
+ done
+}
+
+__cxl_comp_options()
+{
+
+ local cur=$1
+ local opts
+
+ if [[ "$cur" == *=* ]]; then
+ local cur_subopt=${cur%%=*}
+ local cur_arg=${cur##*=}
+ case $cur_subopt in
+ --memdev)
+ opts="$(__cxl_get_devs -i)"
+ ;;
+ *)
+ return
+ ;;
+ esac
+ __cxlcomp "$opts" "$cur_arg"
+ fi
+}
+
+__cxl_comp_non_option_args()
+{
+ local subcmd=$1
+ local cur=$2
+ local opts
+
+ case $subcmd in
+ read-labels)
+ ;&
+ write-labels)
+ ;&
+ zero-labels)
+ opts="$(__cxl_get_devs -i) all"
+ ;;
+ *)
+ return
+ ;;
+ esac
+ __cxlcomp "$opts" "$cur"
+}
+
+__cxl_main()
+{
+ local cmd subcmd
+
+ cmd=${words[0]}
+ COMPREPLY=()
+
+ # Skip options backward and find the last cxl command
+ __nd_common_prev_skip_opts
+ subcmd=$prev_skip_opts
+ # List cxl subcommands or long options
+ if [ -z $subcmd ]; then
+ if [[ $cur == --* ]]; then
+ cmds="--version --help --list-cmds"
+ else
+ cmds=$($cmd --list-cmds)
+ fi
+ __cxlcomp "$cmds" "$cur"
+ else
+ # List long option names
+ if [[ $cur == --* ]]; then
+ opts=$($cmd $subcmd --list-opts)
+ __cxlcomp "$opts" "$cur"
+ __cxl_comp_options "$cur"
+ else
+ [ -z "$subcmd" ] && return
+ __cxl_comp_non_option_args "$subcmd" "$cur"
+ fi
+ fi
+}
+
+type cxl &>/dev/null &&
+_cxl()
+{
+ local cur words cword prev
+ if [ $preload_get_comp_words_by_ref = "true" ]; then
+ _get_comp_words_by_ref -n =: cur words cword prev
+ else
+ __nd_common_get_comp_words_by_ref -n =: cur words cword prev
+ fi
+ __cxl_main
+}
+
complete -o nospace -F _ndctl ndctl
complete -o nospace -F _daxctl daxctl
+complete -o nospace -F _cxl cxl
--
2.27.0