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Add help and version messages

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This commit is contained in:
Emanuele Petriglia 2018-06-16 10:59:25 +02:00
parent 56e15eb77a
commit d821c49625
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GPG key ID: CD2F70AE16A43647
1 changed files with 22 additions and 2 deletions
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24
updater.sh
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@ -15,6 +15,7 @@ QUIET="false"
VERBOSE="false" VERBOSE="false"
FORCE_VERSION="false" FORCE_VERSION="false"
UPDATED="false" UPDATED="false"
VERSION="1.4"
# Prints a message to the standard error and exit with error code 1. # Prints a message to the standard error and exit with error code 1.
error() { error() {
@ -57,12 +58,31 @@ update_installer() {
# Prints to the standard output the help message. # Prints to the standard output the help message.
show_help() { show_help() {
echo "ciao" show_version
cat <<-_EOF
Usage:
$PROGRAM [--update,-u] [--verbose] [--quiet,-q] [--force-version,-f]
[--help,-h] [--version,-v]
Options:
-u, --update First updates the updater script, then the user.js
--force-version, -f Force to download the user.js according to the
Firefox version
--quiet, -q Print only errors
--verbose Print additional informations
--help Print this message
--version Print script version
Please note that it is not given the option '--force-version' this script will
download the latest version available, that can be unstable.
Please report bugs to https://github.com/ghacksuserjs/ghacks-user.js/issues
_EOF
} }
# Prints to the standard output the version of this script. # Prints to the standard output the version of this script.
show_version() { show_version() {
echo "$PROGRAM version 1.4" echo "$PROGRAM for ghacks-user.js version $VERSION"
} }
# Updates the user.js. # Updates the user.js.