Packages: Only call wc -l once

This commit is contained in:
Dylan Araps 2016-12-03 16:02:42 +11:00
parent 4bdae818b3
commit 394eccecd2

View file

@ -372,70 +372,75 @@ get_packages() {
case "$os" in
"Linux" | "iPhone OS" | "Solaris" | "GNU")
type -p pacman >/dev/null && \
packages="$(pacman -Qq --color never)\n"
packages=("$(pacman -Qq --color never)")
type -p dpkg >/dev/null && \
packages+="$(dpkg --get-selections | grep -v deinstall$)\n"
packages+=("$(dpkg --get-selections | grep -v deinstall$)")
type -p /sbin/pkgtool >/dev/null && \
packages+="$(ls -1 /var/log/packages)\n"
packages+=("$(ls -1 /var/log/packages)")
type -p rpm >/dev/null && \
packages+="$(rpm -qa)\n"
packages+=("$(rpm -qa)")
type -p xbps-query >/dev/null && \
packages+="$(xbps-query -l)\n"
packages+=("$(xbps-query -l)")
type -p pkginfo >/dev/null && \
packages+="$(pkginfo -i)\n"
packages+=("$(pkginfo -i)")
type -p emerge >/dev/null && \
packages+="$(ls -d /var/db/pkg/*/*)\n"
packages+=("$(ls -d /var/db/pkg/*/*)")
type -p nix-env >/dev/null && \
packages+="$(ls -d -1 /nix/store/*/)\n"
packages+=("$(ls -d -1 /nix/store/*/)")
type -p guix >/dev/null && \
packages+="$(ls -d -1 /gnu/store/*/)\n"
packages+=("$(ls -d -1 /gnu/store/*/)")
type -p apk >/dev/null && \
packages+="$(apk info)\n"
packages+=("$(apk info)")
type -p opkg >/dev/null && \
packages+="$(opkg list-installed)\n"
packages+=("$(opkg list-installed)")
type -p pacman-g2 >/dev/null && \
packages+="$(pacman-g2 -Q)\n"
packages+=("$(pacman-g2 -Q)")
type -p cave >/dev/null && \
packages+="$(ls -d -1 /var/db/paludis/repositories/cross-installed/*/data/* /var/db/paludis/repositories/installed/data/*)\n"
packages+=("$(ls -d -1 /var/db/paludis/repositories/cross-installed/*/data/* /var/db/paludis/repositories/installed/data/*)")
type -p lvu >/dev/null && \
packages+="$(lvu installed)\n"
packages+=("$(lvu installed)")
type -p tce-status >/dev/null && \
packages+="$(tce-status -i)\n"
packages+=("$(tce-status -i)")
type -p Compile >/dev/null && \
packages+="$(ls -d -1 /Programs/*/)\n"
packages+=("$(ls -d -1 /Programs/*/)")
# pisi is sometimes unavailable in Solus(?). This uses eopkg
# instead if pisi isn't found.
if type -p pisi >/dev/null; then
packages+="$(pisi list-installed)\n"
packages+=("$(pisi list-installed)")
elif type -p eopkg >/dev/null; then
packages+="$(eopkg list-installed)\n"
packages+=("$(eopkg list-installed)")
fi
if type -p pkg >/dev/null; then
packages+="$(ls -1 /var/db/pkg)\n"
(("$packages" == "0")) && packages+="$(pkg list)\n"
packages+=("$(ls -1 /var/db/pkg)")
(("$packages" == "0")) && packages+=("$(pkg list)")
fi
# Count the packages.
packages="${packages//\\n/$'\n'}"
packages="$(wc -l <<< "${packages//$'\n\n'}")"
packages="$(wc -l <<< "${packages[@]}")"
# Due to the sum of wc -l being off by 1 per package manager
# we add the number of package managers to make up for it.
# We then remove 2 since the first and last package manager
# arent't affected by the off by 1 counting error.
packages="$((packages + ${#packages[@]} - 2))"
;;
"Mac OS X")