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Testing systemctl existence before executing it

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Since commit c9614c4298 kpatch has support for upstart systems,
which means we should test the existence of `systemctl` before executing
it.

The command `command` is POSIX compliant, and should be widely
available.

Signed-of-by: Bruno Loreto <loretob@amazon.com>
This commit is contained in:
Bruno Loreto 2019-05-09 19:42:43 +02:00
parent 19c7564242
commit d33e1149d1
1 changed files with 1 additions and 1 deletions
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@ -469,7 +469,7 @@ case "$1" in
echo "installing $PATCH ($KVER)"
mkdir -p "$INSTALLDIR/$KVER" || die "failed to create install directory"
cp -f "$PATCH" "$INSTALLDIR/$KVER" || die "failed to install module $PATCH"
systemctl enable kpatch.service
command -v systemctl > /dev/null 2>&1 && systemctl enable kpatch.service
;;
"uninstall")