From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001

From: Peter Jones <pjones@redhat.com>

Date: Fri, 22 Jun 2018 14:01:06 -0400

Subject: [PATCH] grub-switch-to-blscfg.in: get rid of a bunch of bashisms

Since this says /bin/sh at the top, it should work with dash.

Signed-off-by: Peter Jones <pjones@redhat.com>

---

 util/grub-switch-to-blscfg.in | 30 +++++++++++++++---------------

 1 file changed, 15 insertions(+), 15 deletions(-)

diff --git a/util/grub-switch-to-blscfg.in b/util/grub-switch-to-blscfg.in

index 2482483a437..dac41e73836 100644

--- a/util/grub-switch-to-blscfg.in

+++ b/util/grub-switch-to-blscfg.in

@@ -151,18 +151,18 @@ done

 find_grub_cfg() {

     local candidate=""

-    while [[ -e "${candidate}" || $# -gt 0 ]]

+    while [ -e "${candidate}" -o $# -gt 0 ]

     do

-        if [[ ! -e "${candidate}" ]] ; then

+        if [ ! -e "${candidate}" ] ; then

             candidate="$1"

             shift

         fi

-        if [[ -L "${candidate}" ]]; then

+        if [ -L "${candidate}" ]; then

             candidate="$(realpath "${candidate}")"

         fi

-        if [[ -f "${candidate}" ]]; then

+        if [ -f "${candidate}" ]; then

             export GRUB_CONFIG_FILE="${candidate}"

             return 0

         fi

@@ -175,11 +175,11 @@ if ! find_grub_cfg ${startlink} ${grubdir}/grub.cfg ; then

   exit 1

 fi

-if [[ ! -d "${blsdir}" ]]; then

+if [ ! -d "${blsdir}" ]; then

     install -m 700 -d "${blsdir}"

 fi

-if [[ -f /etc/machine-id ]]; then

+if [ -f /etc/machine-id ]; then

     MACHINE_ID=$(cat /etc/machine-id)

 else

     MACHINE_ID=$(dmesg | sha256sum)

@@ -194,9 +194,9 @@ mkbls() {

     local debugid=""

     local flavor=""

-    if [[ "$kernelver" == *\+* ]] ; then

+    if [ "$kernelver" == *\+* ] ; then

         local flavor=-"${kernelver##*+}"

-        if [[ "${flavor}" == "-debug" ]]; then

+        if [ "${flavor}" == "-debug" ]; then

             local debugname=" with debugging"

             local debugid="-debug"

         fi

@@ -219,15 +219,15 @@ EOF

 }

 for kernelver in $(cd /lib/modules/ ; ls -1) "" ; do

-    if [[ ! -d "/lib/modules/${kernelver}" ]] ; then

+    if [ ! -d "/lib/modules/${kernelver}" ] ; then

         continue

     fi

-    if [[ ! -f "/boot/vmlinuz-${kernelver}" ]]; then

+    if [ ! -f "/boot/vmlinuz-${kernelver}" ]; then

         continue

     fi

     bls_target="${blsdir}/${MACHINE_ID}-${kernelver}.conf"

     kernel_dir="/lib/modules/${kernelver}"

-    if [[ -f "${kernel_dir}/bls.conf" ]]; then

+    if [ -f "${kernel_dir}/bls.conf" ]; then

         cp -af "${kernel_dir}/bls.conf" "${bls_target}"

     else

         mkbls "${kernelver}" \

@@ -240,7 +240,7 @@ for kernelver in $(cd /lib/modules/ ; ls -1) "" ; do

     linux_relpath="$("${grub_mkrelpath}" /boot/$linux)"

     initrd_relpath="$("${grub_mkrelpath}" /boot/$initrd)"

-    if [[ $linux != $linux_relpath ]]; then

+    if [ $linux != $linux_relpath ] ; then

         sed -i -e "s,^linux.*,linux ${linux_relpath},g" "${bls_target}"

         sed -i -e "s,^initrd.*,initrd ${initrd_relpath},g" "${bls_target}"

     fi

@@ -257,8 +257,8 @@ for kernelver in $(cd /lib/modules/ ; ls -1) "" ; do

     fi

 done

-if [[ -f "/boot/vmlinuz-0-rescue-${MACHINE_ID}" ]]; then

-    if [[ $linux != $linux_relpath ]]; then

+if [ -f "/boot/vmlinuz-0-rescue-${MACHINE_ID}" ]; then

+    if [ $linux != $linux_relpath ]; then

         bootprefix="$(dirname ${linux_relpath})"

     fi

     mkbls "0-rescue-${MACHINE_ID}" "0" "${bootprefix}" >"${blsdir}/${MACHINE_ID}-0-rescue.conf"

@@ -282,7 +282,7 @@ elif ! grep -q '^GRUB_ENABLE_BLSCFG=.*' "${etcdefaultgrub}" ; then

     GENERATE=1

 fi

-if [[ "${GENERATE}" -eq 1 ]] ; then

+if [ "${GENERATE}" -eq 1 ] ; then

     cp -af "${GRUB_CONFIG_FILE}" "${GRUB_CONFIG_FILE}${backupsuffix}"

     if ! grub2-mkconfig -o "${GRUB_CONFIG_FILE}" ; then

         cp -af "${GRUB_CONFIG_FILE}${backupsuffix}" "${GRUB_CONFIG_FILE}"