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bash-completion: redirect introspection errors to null

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If completion is attempted on an invalid path, busctl might respond with an error.
This shouldn't be seen, introspection is supposed to just fail silently.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2018-05-14 08:37:19 +02:00
parent 886eaf052d
commit 0887b0548b
1 changed files with 13 additions and 6 deletions
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19
shell-completion/bash/busctl
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@ -28,20 +28,23 @@ __contains_word () {
__get_machines() {
local a b
machinectl list --no-legend --no-pager | { while read a b; do echo " $a"; done; };
machinectl list --no-legend --no-pager 2>/dev/null |
{ while read a b; do echo " $a"; done; };
}
__get_busnames() {
local mode=$1
local a b
busctl $mode list --no-legend --no-pager | { while read a b; do echo " $a"; done; };
busctl $mode list --no-legend --no-pager 2>/dev/null |
{ while read a b; do echo " $a"; done; };
}
__get_objects() {
local mode=$1
local busname=$2
local a b
busctl $mode tree --list --no-legend --no-pager $busname | { while read a b; do echo " $a"; done; };
busctl $mode tree --list --no-legend --no-pager $busname 2>/dev/null |
{ while read a b; do echo " $a"; done; };
}
__get_interfaces() {
@ -49,7 +52,8 @@ __get_interfaces() {
local busname=$2
local path=$3
local a b c
busctl $mode introspect --list --no-legend --no-pager $busname $path | { while read a b c; do [[ "$b" == "interface" ]] && echo " $a"; done; };
busctl $mode introspect --list --no-legend --no-pager $busname $path 2>/dev/null |
{ while read a b c; do [[ "$b" == "interface" ]] && echo " $a"; done; };
}
__get_members() {
@ -60,7 +64,9 @@ __get_members() {
local type=$5
local flags=$6
local a b c d e
busctl $mode introspect --list --no-legend --no-pager $busname $path $interface | sed -e 's/^\.//' | { while read a b c d e; do [[ "$b" == "$type" && ( -z $flags || "$e" == "$flags" ) ]] && echo " $a"; done; };
busctl $mode introspect --list --no-legend --no-pager $busname $path $interface 2>/dev/null |
sed -e 's/^\.//' |
{ while read a b c d e; do [[ "$b" == "$type" && ( -z $flags || "$e" == "$flags" ) ]] && echo " $a"; done; };
}
__get_signature() {
@ -70,7 +76,8 @@ __get_signature() {
local interface=$4
local member=$5
local a b c d
busctl $mode introspect --list --no-legend --no-pager $busname $path $interface | sed -e 's/^\.//' | { while read a b c d; do [[ "$a" == "$member" && "$c" != '-' ]] && echo " \"$c\""; done; };
busctl $mode introspect --list --no-legend --no-pager $busname $path $interface 2>/dev/null |
sed -e 's/^\.//' | { while read a b c d; do [[ "$a" == "$member" && "$c" != '-' ]] && echo " \"$c\""; done; };
}
_busctl() {