openmamba-release/openmamba-release.sh

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2015-02-15 15:36:26 +01:00
#!/bin/sh
# Collect informations from sourceable /etc/[distro]-release file:
# DISTRIB_ID, DISTRIB_RELEASE, DISTRIB_CODENAME, DISTRIB_DESCRIPTION
#
# Copyright (C) 2006-2007,2013 Davide Madrisan <davide.madrisan@gmail.com>
script_ver=2
script_name="$(basename $0 2>/dev/null)"
usage ()
{
echo "\
$script_name v$script_ver, prints Distribution informations
Copyright (C) 2006-2007,2013 Davide Madrisan <davide.madrisan@gmail.com>
Usage: $script_name [OPTION]
With no OPTION specified it is the same as -a.
Options:
-i, --id
Display the string id of the distributor.
-d, --description
Display the single line text description of the distribution.
-r, --release
Display the release number of the distribution.
-c, --codename
Display the codename according to the distribution release.
-a, --all
Display all of the above information.
-h, --help
Display this message."
}
get_all=0
get_codename=0
get_description=0
get_id=0
get_release=0
[ -z "$@" ] && get_all=1
OPTS=`LANG=C getopt -o acdhirs \
--long all,codename,description,help,id,release,short \
-n "$script_name" -- "$@"`
[ $? = 0 ] || exit 1
eval set -- "$OPTS"
while :; do
case "$1" in
-a|--all)
get_all=1
get_codename=1
get_description=1
get_id=1
get_release=1 ;;
-c|--codename)
get_codename=1 ;;
-d|--description)
get_description=1 ;;
-h|--help)
usage; exit 0 ;;
-i|--id)
get_id=1 ;;
-r|--release)
get_release=1 ;;
-s|--short)
short=0 ;;
--) shift; break ;;
*) echo "\
(bug) -- $script_name: \`getopt' error: bad command \`$1'" ;;
esac
shift
done
[ -r /etc/os-release ] || exit 1
. /etc/os-release
distro_id="$ID"
distro_description="$PRETTY_NAME"
distro_release="$VERSION_ID"
distro_codename="$OPENMAMBA_CODENAME"
[ "$distro_codename" ] || distro_codename="n/a"
unset res
if [ "$get_all" = 1 ]; then
res="\
$distro_id \"$distro_description\" $distro_release $distro_codename"
else
[ "$get_id" = 1 ] &&
res="${res:+$res }$distro_id"
[ "$get_description" = 1 ] &&
res="${res:+$res }$distro_description"
[ "$get_release" = 1 ] &&
res="${res:+$res }$distro_release"
[ "$get_codename" = 1 ] &&
res="${res:+$res }$distro_codename"
fi
[ "$res" ] || exit 1
echo "$res"
exit 0