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#!/bin/sh -ef
# List installed packages
parser_definition() {
setup REST help:usage -- \
"usage: ${0##*/} [-cq] pkg..." \
"or: ${0##*/} -C pkg [true-statement [false-statement]]" \
"or: ${0##*/} -V pkg version [release]"
msg -- '' 'Options:'
flag CURRENT -c --current -- "Use the current directory as a package"
flag quiet -q --quiet -- "Make the operation quiet"
param PKG -C --check label:"-C, --check PKG TRUE FALSE" -- \
"Check if PKG exists and return the string of TRUE if" \
"it exists, and the string of FALSE if it doesn't." \
"Useful for optional packaging."
flag VERSIONCHECK -V --version-check label:"-V, --version-check PKG VER REL" -- \
"Check if given package exists in the given version" \
"and release numbers. Returns success or failure depending" \
"on the outcome."
global_options
}
if [ -f ./cpt-lib ]; then . ./cpt-lib; else . cpt-lib; fi
# There is no proper way I can think of doing this directly in the option
# parser, so let's make sure that only one operation is selected.
[ "$PKG" ] && [ "$VERSIONCHECK" ] &&
die "Only one operation between '-C' and '-V' can be selected."
if [ "$PKG" ]; then
if pkg_list "$PKG" >/dev/null 2>&1; then
printf %s "$1"
else
printf %s "$2"
fi
elif [ "$VERSIONCHECK" ]; then
[ "$#" -ge 2 ] || die "Minimum of 2 arguments required, got: $#"
pkg_list "$1" | grep -Fq "$1 $2 $3"
else
[ "$CURRENT" ] && set -- "${PWD##*/}"
[ "$quiet" ] && exec >/dev/null 2>&1
pkg_list "$@"
fi
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