From 9d651c1e48698ebd746a182d059291e76989601a Mon Sep 17 00:00:00 2001
From: Ian Kelling <iank@fsf.org>
Date: Fri, 3 Jul 2020 17:45:54 -0400
Subject: [PATCH] minor fixes

---
 README   |  3 +++
 log-once | 27 ++++++++++-----------------
 2 files changed, 13 insertions(+), 17 deletions(-)

diff --git a/README b/README
index e7fab7e..e463d69 100644
--- a/README
+++ b/README
@@ -1,5 +1,8 @@
 Log output, conditionally email or print it
 
+Warning: with sysd-log-once, I've found the mail command to block for
+several seconds at least.
+
 The main documentation is availiable via --help and near the top of the
 bash script files which sit next to this file.
 
diff --git a/log-once b/log-once
index 8f2fafe..4a2b348 100755
--- a/log-once
+++ b/log-once
@@ -1,26 +1,15 @@
 #!/bin/bash
-# Copyright (C) 2016 Ian Kelling
-
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-
-#     http://www.apache.org/licenses/LICENSE-2.0
-
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# Copyright (C) 2019 Ian Kelling
+# SPDX-License-Identifier: AGPL-3.0-or-later
 
 append() {
   cat >> "$1"
 }
 log-once() {
-  local cbase c log x i out file o
+  local cbase c log x i out file o tmp
   cbase=/var/local/cron-errors
   [[ $EUID == 0 ]] || cbase=$HOME/cron-errors
-  local help="Usage: log-once [OPTION]... LOG_NAME [LOG_MESSAGE]
+  local help="Usage: log-once [OPTION]... LOG_NAME [LOG_MESSAGE...]
 
 For cronjobs, email log on repeated failure and success after failure.
 
@@ -65,7 +54,11 @@ state in the same directory.
     done
   fi
   glob="$c[0-9]*"
-  file=($glob); [[ $file != "$glob" ]] || file=
+  # file is error file indicating previous error
+  tmp=($glob); file="${tmp[0]}"
+  if [[ $file == "$glob" ]]; then
+    file=
+  fi
   if $log; then
     out=append
     if [[ $file ]]; then
@@ -86,7 +79,7 @@ state in the same directory.
     fi
     $out $file <<<"log-once: $(date "+%A, %B %d, %r")"
     if [[ $2 ]]; then
-      $out $file <<<"$2"
+      $out $file <<<"$*"
     else
       for o in "${output[@]}"; do
         $out $file <<<"$o"
-- 
2.30.2