From 5a93fe6b470ea35c449397977b7bfd7ccf481b5c Mon Sep 17 00:00:00 2001
From: Bruno Raoult <braoult@gmail.com>
Date: Sun, 24 Apr 2022 21:07:18 +0200
Subject: [PATCH] sync.sh: Minor changes

---
 bash/sync.sh | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/bash/sync.sh b/bash/sync.sh
index a6a2472..1a8b29f 100755
--- a/bash/sync.sh
+++ b/bash/sync.sh
@@ -162,10 +162,10 @@ function aftersync () {
 # Some variables were moved into the code (example: in the log() function),
 # for practical reasons, the absence of associative arrays being one of them.
 LOCKED=n                        # indicates if we created lock file.
-SUBJECT="${0##*/} ${*##*/}"     # mail subject (removes paths)
+CMDNAME=${0##*/}                # script name
+SUBJECT="$CMDNAME ${*##*/}"     # mail subject
 ERROR=0                         # set by error_handler when called
 STARTTIME=$(date +%s)           # time since epoch in seconds
-CMDNAME=${0##*/}
 
 usage () {
     printf "usage: %s [-ymwdnfrzuDZ] config-file\n" "$CMDNAME"
@@ -196,8 +196,8 @@ done
 shift $((OPTIND - 1))
 (( $# != 1 )) && usage
 CONFIG="$1"
-if [[ ! -f "$CONFIG" ]]; then
-    echo "No $CONFIG file."
+if [[ ! -r "$CONFIG" ]]; then
+    printf "%s: Canot open $CONFIG file. Exiting."
     usage
 fi
 # shellcheck source=/dev/null