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mirror of https://github.com/moparisthebest/pacman synced 2024-08-13 17:03:46 -04:00

paccache: adopt parseopts for options parsing

Add longopts and update usage. This removes the TODO item and
incorporates --help/--version into the standard option set.

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
This commit is contained in:
Dave Reisner 2012-04-19 13:33:57 -04:00
parent ea4aa6f184
commit 6d10de881e
2 changed files with 73 additions and 48 deletions

View File

@ -88,7 +88,7 @@ uninstall-local:
bacman: $(srcdir)/bacman.sh.in
bash_completion: $(srcdir)/bash_completion.in
paccache: $(srcdir)/paccache.sh.in
paccache: $(srcdir)/paccache.sh.in $(top_srcdir)/scripts/library/parseopts.sh
pacdiff: $(srcdir)/pacdiff.sh.in
paclist: $(srcdir)/paclist.sh.in
paclog-pkglist: $(srcdir)/paclog-pkglist.sh.in

View File

@ -42,6 +42,8 @@ die() {
exit 1
}
m4_include(../scripts/library/parseopts.sh)
# reads a list of files on stdin and prints out deletion candidates
pkgfilter() {
# there's whitelist and blacklist parameters passed to this
@ -184,21 +186,21 @@ options to help control how much, and what, is deleted from any directory
containing pacman package tarballs.
Operations:
-d perform a dry run, only finding candidate packages.
-m <movedir> move candidate packages to 'movedir'.
-r remove candidate packages.
-d, --dryrun perform a dry run, only finding candidate packages.
-m, --move <dir> move candidate packages to 'movedir'.
-r, --remove remove candidate packages.
Options:
-a <arch> scan for 'arch' (default: all architectures).
-c <cachedir> scan 'cachedir' for packages (default: @localstatedir@/cache/pacman/pkg).
-f apply force to mv(1) and rm(1) operations.
-h display this help message.
-i <pkgs> ignore 'pkgs', which is a comma separated. Alternatively,
specify '-' to read package names from stdin, newline delimited.
-k <num> keep 'num' of each package in 'cachedir' (default: 3).
-u target uninstalled packages.
-v increase verbosity. specify up to 3 times.
-z use null delimiters for candidate names (only with -v and -vv)
-a, --arch <arch> scan for 'arch' (default: all architectures).
-c, --cachedir <dir> scan 'cachedir' for packages (default: @localstatedir@/cache/pacman/pkg).
-f, --force apply force to mv(1) and rm(1) operations.
-h, --help display this help message and exit.
-i, --ignore <pkgs> ignore 'pkgs', comma separated. Alternatively, specify '-' to
read package names from stdin, newline delimited.
-k, --keep <num> keep 'num' of each package in 'cachedir' (default: 3).
-u, --uninstalled target uninstalled packages.
-v, --verbose increase verbosity. specify up to 3 times.
-z, --null use null delimiters for candidate names (only with -v and -vv)
EOF
}
@ -213,47 +215,70 @@ if (( ! UID )); then
exit 42
fi
# TODO: remove this workaround and use a sane command line parser (like the
# parse_options library from scripts/) here
if [[ $1 = -@(h|-help) ]]; then
usage
exit 0
elif [[ $1 = -@(V|-version) ]]; then
version
exit 0
fi
OPT_SHORT=':a:c:dfhi:k:m:rsuVvz'
OPT_LONG=('arch:' 'cachedir:' 'dryrun' 'force' 'help' 'ignore:' 'keep:' 'move'
'remove' 'uninstalled' 'version' 'verbose' 'null')
while getopts ':a:c:dfi:k:m:rsuvz' opt; do
case $opt in
a) scanarch=$OPTARG ;;
c) cachedir=$OPTARG ;;
d) dryrun=1 ;;
f) cmdopts=(-f) ;;
i) if [[ $OPTARG = '-' ]]; then
[[ ! -t 0 ]] && IFS=$'\n' read -r -d '' -a ign
else
IFS=',' read -r -a ign <<< "$OPTARG"
fi
blacklist+=("${ign[@]}")
unset i ign ;;
k) keep=$OPTARG
if ! parseopts "$OPT_SHORT" "${OPT_LONG[@]}" -- "$@"; then
exit 1
fi
set -- "${OPTRET[@]}"
unset OPT_SHORT OPT_LONG OPTRET
while :; do
case $1 in
-a|--arch)
scanarch=$2
shift ;;
-c|--cachedir)
cachedir=$2
shift ;;
-d|--dryrun)
dryrun=1 ;;
-f|--force)
cmdopts=(-f) ;;
-h|--help)
usage
exit 0 ;;
-i|--ignore)
if [[ $2 = '-' ]]; then
[[ ! -t 0 ]] && IFS=$'\n' read -r -d '' -a ign
else
IFS=',' read -r -a ign <<< "$2"
fi
blacklist+=("${ign[@]}")
unset i ign
shift ;;
-k|--keep)
keep=$2
if [[ -z $keep || -n ${keep//[0-9]/} ]]; then
die 'argument to option -k must be a non-negative integer'
else
keep=$(( 10#$keep ))
fi ;;
m) move=1 movedir=$OPTARG ;;
r) delete=1 ;;
u) IFS=$'\n' read -r -d '' -a ign < <(pacman -Qq)
blacklist+=("${ign[@]}")
unset ign ;;
v) (( ++verbose )) ;;
z) delim='\0' ;;
:) die "option '--%s' requires an argument" "$OPTARG" ;;
?) die "invalid option -- '%s'" "$OPTARG" ;;
fi
shift ;;
-m|--move)
move=1 movedir=$2
shift ;;
-r|--remove)
delete=1 ;;
-u|--uninstalled)
IFS=$'\n' read -r -d '' -a ign < <(pacman -Qq)
blacklist+=("${ign[@]}")
unset ign ;;
-V|--version)
version
exit 0 ;;
-v|--verbose)
(( ++verbose )) ;;
-z|--null)
delim='\0' ;;
--)
shift
break 2 ;;
esac
shift
done
shift $(( OPTIND - 1 ))
# remaining args are a whitelist
whitelist=("$@")