von/backup.zsh
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replace echo with printf

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Von Random 2015-02-20 17:45:52 +03:00
parent f515160bd6
commit 6f2158be7c
1 changed files with 6 additions and 7 deletions

13
backup.zsh
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@ -10,23 +10,22 @@ default_ssh_port='22'
# echo to stderr
function err
{
[[ -n $1 ]] && echo $1 >&2
[[ -n $1 ]] && printf "%s\n" $1 >&2
}
# standard configuration error message to stderr
function cfg_err
{
[[ -n $1 ]] && echo "$1 is not set in configuration, but is required by $self_name to work." >&2
[[ -n $1 ]] && printf "%s is not set in configuration, but is required by %s to work.\n" $1 $self_name >&2
}
# print help
function usage
{
echo "usage: $self_name [--help|--conf /path/to/config]
--help -h show this message
--conf -c use config from the specified path
Default config path $default_cfg will be used if invoked without options"
printf "usage: %s [--help|--conf /path/to/config]\n" $self_name
printf " --help -h show this message\n"
printf " --conf -c use config from the specified path\n\n"
printf "Default config path %s will be used if invoked without options\n" $default_cfg
}
# read the configuration file and spit out some exceptions if stuff is missing