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authorDave Reisner <dreisner@archlinux.org>2012-04-19 13:33:57 -0400
committerDave Reisner <dreisner@archlinux.org>2012-04-24 09:54:06 -0400
commit6d10de881e0ca38d8f20384e20139784589ea2c7 (patch)
tree5349ac305902bac42881cf4bfbe4336f2661e0af
parentea4aa6f184909db38bacbbf60f22f1674f2853a6 (diff)
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>
-rw-r--r--contrib/Makefile.am2
-rwxr-xr-xcontrib/paccache.sh.in119
2 files changed, 73 insertions, 48 deletions
diff --git a/contrib/Makefile.am b/contrib/Makefile.am
index 3cc1e578..fe2fa550 100644
--- a/contrib/Makefile.am
+++ b/contrib/Makefile.am
@@ -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
diff --git a/contrib/paccache.sh.in b/contrib/paccache.sh.in
index da65f476..e8116721 100755
--- a/contrib/paccache.sh.in
+++ b/contrib/paccache.sh.in
@@ -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 $(( OPTIND - 1 ))
# remaining args are a whitelist
whitelist=("$@")