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-rw-r--r--write68
1 files changed, 68 insertions, 0 deletions
diff --git a/write b/write
new file mode 100644
index 0000000..081bbd2
--- /dev/null
+++ b/write
@@ -0,0 +1,68 @@
+#!/usr/bin/env bash
+#
+# write - output functions.
+#
+# Copyright 2019 Einhard Leichtfuß
+#
+# This file is part of rsync-backup.
+#
+# rsync-backup is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published
+# by the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# rsync-backup 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with rsync-backup. If not, see <https://www.gnu.org/licenses/>.
+#
+
+
+# Write message, prefixed by either 'local' or the respective current host.
+# Each argument is printed on its own line.
+#
+# requires: $host (unset or empty if running on localhost)
+#
+# $1: secondary prefix
+# ${@:2}: messages: string+
+#
+function prefixed_write
+{
+ local prefix
+ local msg
+
+ test -n "$host" && prefix="${host}: "
+ test -n "$1" && prefix+="${1}: "
+
+ printf '%s%s\n' "$prefix" "$2"
+
+ for msg in "${@:3}"
+ do
+ printf '%s%s\n' "${prefix//?/ }" "$msg"
+ done
+}
+
+function message
+{
+ $verbose && prefixed_write '' "$@"
+}
+
+function debug
+{
+ $debug && prefixed_write "Debug" "$@"
+}
+
+function error
+{
+ prefixed_write "Error" "$@" 2>&1
+}
+
+function debug_error
+{
+ $debug && prefixed_write "Debug" "$@" 2>&1
+}
+
+# vi: ft=bash ts=2 sw=2 noet