Safe-guard calls to echo with || true.

This helps towards making sure init.d scripts called with `set -e`
continue to work, see #661002.

In particular, this avoids blocking all init.d scripts run on a terminal
where civis and cnorm are capabilities not available, such as cmd.exe .

Thanks-to: Sam Hocevar <sho@debian.org>

2 files changed, 32 insertions, 32 deletions

diff --git a/init-functions.d/20-left-info-blocks b/init-functions.d/20-left-info-blocks
index 39f6039..9b9f3b1 100644
--- a/init-functions.d/20-left-info-blocks
+++ b/init-functions.d/20-left-info-blocks
@@ -1,7 +1,7 @@
 # Default info blocks put to the left of the screen
 log_daemon_msg_pre () {
     if log_use_fancy_output; then
-        /bin/echo -n "[....] "
+        /bin/echo -n "[....] " || true
     fi
 }
 log_begin_msg_pre () {
@@ -14,25 +14,25 @@ log_end_msg_pre () {
         YELLOW=$( $TPUT setaf 3)
         NORMAL=$( $TPUT op)
 
-        $TPUT civis
-        $TPUT sc
-        $TPUT hpa 0
+        $TPUT civis || true
+        $TPUT sc && \
+        $TPUT hpa 0 && \
         if [ $1 -eq 0 ]; then
-            /bin/echo -ne "[${GREEN} ok ${NORMAL}"
+            /bin/echo -ne "[${GREEN} ok ${NORMAL}" || true
         elif [ $1 -eq 255 ]; then
-            /bin/echo -ne "[${YELLOW}warn${NORMAL}"
+            /bin/echo -ne "[${YELLOW}warn${NORMAL}" || true
         else
-            /bin/echo -ne "[${RED}FAIL${NORMAL}"
-        fi
-        $TPUT rc
-        $TPUT cnorm
+            /bin/echo -ne "[${RED}FAIL${NORMAL}" || true
+        fi && \
+        $TPUT rc || true
+        $TPUT cnorm || true
     fi
 }
 log_action_msg_pre () {
     if log_use_fancy_output; then
         CYAN=$( $TPUT setaf 6)
         NORMAL=$( $TPUT op)
-        /bin/echo -ne "[${CYAN}info${NORMAL}] "
+        /bin/echo -ne "[${CYAN}info${NORMAL}] " || true
     fi
 }
 log_action_begin_msg_pre () {
diff --git a/init-functions.d/50-ubuntu-logging b/init-functions.d/50-ubuntu-logging
index ac22357..4fdadcf 100644
--- a/init-functions.d/50-ubuntu-logging
+++ b/init-functions.d/50-ubuntu-logging
@@ -10,16 +10,16 @@ log_use_plymouth () {
 }
 
 log_success_msg () {
-    echo " * $@"
+    echo " * $@" || true
 }
 
 log_failure_msg () {
     if log_use_fancy_output; then
         RED=`$TPUT setaf 1`
         NORMAL=`$TPUT op`
-        echo " $RED*$NORMAL $@"
+        echo " $RED*$NORMAL $@" || true
     else
-        echo " * $@"
+        echo " * $@" || true
     fi
 }
 
@@ -27,9 +27,9 @@ log_warning_msg () {
     if log_use_fancy_output; then
         YELLOW=`$TPUT setaf 3`
         NORMAL=`$TPUT op`
-        echo " $YELLOW*$NORMAL $@"
+        echo " $YELLOW*$NORMAL $@" || true
     else
-        echo " * $@"
+        echo " * $@" || true
     fi
 }
 
@@ -71,14 +71,14 @@ log_daemon_msg () {
         # and we won't be able to reliably know where the colourful
         # asterisk ought to go.
 
-        printf " * $*       "
+        printf " * $*       " || true
         # Enough trailing spaces for ` [fail]' to fit in; if the message
         # is too long it wraps here rather than later, which is what we
         # want.
-        $TPUT hpa `$EXPR $COLS - 1`
-        printf ' '
+        $TPUT hpa `$EXPR $COLS - 1` || true
+        printf ' ' || true
     else
-        echo " * $@"
+        echo " * $@" || true
         COL=
     fi
 }
@@ -102,37 +102,37 @@ log_end_msg () {
             fi
         fi
 
-        printf "\r"
+        printf "\r" || true
         $TPUT hpa $COL
         if [ "$1" -eq 0 ]; then
-            echo "[ OK ]"
+            echo "[ OK ]" || true
         else
-            printf '['
-            $TPUT setaf 1 # red
-            printf fail
-            $TPUT op # normal
-            echo ']'
+            printf '[' || true
+            $TPUT setaf 1 || true # red
+            printf fail || true
+            $TPUT op || true # normal
+            echo ']' || true
         fi
     else
         if [ "$1" -eq 0 ]; then
-            echo "   ...done."
+            echo "   ...done." || true
         else
-            echo "   ...fail!"
+            echo "   ...fail!" || true
         fi
     fi
     return $1
 }
 
 log_action_msg () {
-    echo " * $@"
+    echo " * $@" || true
 }
 
 log_action_begin_msg () {
-    log_daemon_msg "$@..."
+    log_daemon_msg "$@..." || true
 }
 
 log_action_cont_msg () {
-    log_daemon_msg "$@..."
+    log_daemon_msg "$@..." || true
 }
 
 log_action_end_msg () {