templates: Fix bashisms in common code

Signed-off-by: Stéphane Graber <stgraber@ubuntu.com>

templates/lxc-altlinux.in

@@ -26,8 +26,8 @@
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1

templates/lxc-archlinux.in

@@ -27,8 +27,8 @@
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1

templates/lxc-busybox.in

@@ -22,8 +22,8 @@
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1

templates/lxc-centos.in

@@ -19,7 +19,7 @@
 
 # This library is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 # Lesser General Public License for more details.
 
 # You should have received a copy of the GNU Lesser General Public
@@ -74,8 +74,8 @@ lxc_network_link=lxcbr0
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1

templates/lxc-cirros.in

@@ -23,8 +23,8 @@
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1

templates/lxc-debian.in

@@ -22,8 +22,8 @@
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1

templates/lxc-download.in

@@ -301,7 +301,7 @@ if [ "$DOWNLOAD_LIST_IMAGES" = "true" ] || \
     # Parse it
     echo ""
     echo "---"
-    echo "DIST\tRELEASE\tARCH\tVARIANT\tBUILD"
+    printf "DIST\tRELEASE\tARCH\tVARIANT\tBUILD\n"
     echo "---"
     while read line; do
         # Basic CSV parser
@@ -316,7 +316,7 @@ if [ "$DOWNLOAD_LIST_IMAGES" = "true" ] || \
         [ -n "$DOWNLOAD_VARIANT" ] && [ "$4" != "$DOWNLOAD_VARIANT" ] && continue
         [ -z "$5" ] || [ -z "$6" ] && continue
 
-        echo "$1\t$2\t$3\t$4\t$5"
+        printf "$1\t$2\t$3\t$4\t$5\n"
     done < ${DOWNLOAD_TEMP}/index
     echo "---"
 

templates/lxc-fedora.in

@@ -74,8 +74,8 @@ lxc_network_link=lxcbr0
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1

templates/lxc-gentoo.in

@@ -15,8 +15,8 @@
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1

templates/lxc-openmandriva.in

@@ -28,8 +28,8 @@
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1

templates/lxc-opensuse.in

@@ -27,8 +27,8 @@
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1

templates/lxc-oracle.in

@@ -29,8 +29,8 @@
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1

templates/lxc-plamo.in

@@ -30,8 +30,8 @@
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1

templates/lxc-sshd.in

@@ -22,8 +22,8 @@
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1

templates/lxc-ubuntu.in

@@ -26,8 +26,8 @@
 
 # Detect use under userns (unsupported)
 for arg in "$@"; do
-    [ "$arg" == "--" ] && break
+    [ "$arg" = "--" ] && break
-    if [ "$arg" == "--mapped-uid" -o "$arg" == "--mapped-gid" ]; then
+    if [ "$arg" = "--mapped-uid" -o "$arg" = "--mapped-gid" ]; then
         echo "This template can't be used for unprivileged containers." 1>&2
         echo "You may want to try the \"download\" template instead." 1>&2
         exit 1