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(Gentoo) Clean up code.
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New method added: (_os_is). This method is safer than _exec
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@icy
icy committed Feb 19, 2012
1 parent f80250e commit ca45562
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8 changes: 7 additions & 1 deletion COPYING
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@@ -1 +1,7 @@
Public Domain
Copyright (C) 2010 - 2012 Anh K. Huynh

Usage of the works is permitted provided that this instrument is
retained with the works, so that any entity that uses the works is
notified of this instrument.

DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
1 change: 1 addition & 0 deletions TODO
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@@ -1,3 +1,4 @@
[x] Add tests
[x] For Gentoo system:

pacman -Q => eix -I
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181 changes: 105 additions & 76 deletions pacman
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Expand Up @@ -135,36 +135,33 @@ EOF
### Helpers
###

_exists() {
[ -f "$1" ]
_os_is() {
[ "$_OSTYPE" = "$*" ]
}

_exec_() {
local _type="$1"
shift
[ "$_OSTYPE" = "$_type" ] || return 0
_error "Going to execute: $* $_VERBOSE $_FORCE"
_os_is $_type || return 0
[ -z "$_VERBOSE" ] || _error "Going to execute: $* $_VERBOSE $_FORCE"
eval "$* $_VERBOSE $_FORCE"
# # DEBUG
# echo ""
# echo "== $* $_VERBOSE $_FORCE =="
# echo ""
}


# Detect package type from /etc/issue
_found_arch() {
local _arch_str="$1"
return $(grep -qis "$_arch_str" /etc/issue)
local _ostype="$1"
shift
grep -qis "$*" /etc/issue && _OSTYPE="$_ostype"
}

# Detect package type
_OSTYPE_detect() {
_found_arch "Arch Linux" && _OSTYPE="PACMAN"
_found_arch "Debian GNU/Linux" && _OSTYPE="DPKG"
_found_arch "Ubuntu" && _OSTYPE="DPKG"
_found_arch "CentOS" && _OSTYPE="YUM"
_found_arch "Fedora" && _OSTYPE="YUM"
_found_arch PACMAN "Arch Linux"
_found_arch DPKG "Debian GNU/Linux"
_found_arch DPKG "Ubuntu"
_found_arch YUM "CentOS"
_found_arch YUM "Fedora"

if [ -z "$_OSTYPE" ]; then
_error "Can't detect OS type from /etc/issue. Running fallback method."
Expand All @@ -183,9 +180,6 @@ _OSTYPE_detect() {
# pass all arguments to /usr/bin/pacman and return.
_OSTYPE_detect

## DEBUG
echo "OS Type: $_OSTYPE"

case "$_OSTYPE" in
"PACMAN")
exec /usr/bin/pacman "$@"
Expand Down Expand Up @@ -317,36 +311,42 @@ case "$_POPT$_SOPT" in
_exec_ DPKG "dpkg-query -s $_PKG"
_exec_ HOMEBREW "brew info $_PKG"
_exec_ YUM "yum info $_PKG"
_FORCE="" \
&& _exec_ PORTAGE "emerge --info $_PKG"
_FORCE="" _exec_ PORTAGE "emerge --info $_PKG"
;;
"Ql")
_exec_ DPKG "dpkg-query -L $_PKG"
_exec_ HOMEBREW "brew list $_PKG"
_exec_ YUM "rpm -ql $_PKG"
_FORCE="" \
&& (_exists "/usr/bin/qlist" && _exec_ PORTAGE "qlist $_PKG") \
|| (_exists "/usr/bin/equery" && _exec_ PORTAGE "equery files $_PKG") \
|| (_error "You need to install portage-utils or gentoolkit in order to perform this operation.")
_FORCE="" _exec_ PORTAGE "
if [ -x /usr/bin/qlist ]; then
qlist $_PKG
elif [ -x /usr/bin/equery ]; then
equery files $_PKG
else
_error 'You need to install portage-utils or gentoolkit to perform this operation.'
fi
"
;;
"Qo")
_exec_ DPKG "dpkg-query -S $_PKG"
_exec_ HOMEBREW "echo 'Error: function not implemented in homebrew'"
_exec_ HOMEBREW _error "function not implemented in homebrew"
_exec_ YUM "rpm -qf $_PKG"
_FORCE="" \
&& _exists "/usr/bin/equery" && _exec_ PORTAGE "equery belongs $_PKG" \
|| _error "You need to install gentoolkit in order to perform this operation"
_FORCE="" _exec_ PORTAGE "
if [ -x /usr/bin/equery ]; then
equery belongs $_PKG
else
_error 'You need to install gentoolkit to perform this operation'
fi
"
;;
"Qp")
# NOTE: input ($_PKG) should be a package
_os_is HOMEBREW && _error "Function not implemented in homebrew'"
_os_is PORTAGE && _error "Function not supported as Gentoo has no definition of 'package file'."
_exec_ DPKG "dpkg-deb -I $_PKG"
_exec_ HOMEBREW "echo 'Error: function not implemented in homebrew'"
_exec_ YUM "rpm -qp $_PKG"
[ $_OSTYPE = "PORTAGE" ] && \
_error "Gentoo has no definition of 'package file', thus this feature is not supported."
;;
"Qc")
_exec_ DPKG "echo 'Error: function not implemented in Debian system'"
_os_is DPKG "echo 'Error: function not implemented in Debian system'"
_exec_ HOMEBREW "brew log $_PKG"
_exec_ YUM "rpm -q --changelog $_PKG"
_FORCE="" \
Expand All @@ -356,29 +356,35 @@ case "$_POPT$_SOPT" in
_exec_ DPKG "apt-get upgrade --trivial-only $_PKG"
_exec_ HOMEBREW "brew outdated | grep $_PKG"
_exec_ YUM "yum list updates $_PKG"
_exec_ PORTAGE "emerge -uvN $_PKG" # not exactly
_exec_ PORTAGE "emerge -uvN $_PKG" # FIXME: not exactly
;;
"Qm")
_exec_ DPKG "echo 'Error: function not implemented in Debian system'"
_exec_ HOMEBREW "echo 'Error: function not implemented in homebrew'"
_os_is DPKG && _error "Function not implemented in Debian system"
_os_is HOMEBREW && _error "Function not implemented in homebrew"
_os_is PORTAGE && _error "Function not supported in Gentoo"

_exec_ YUM "yum list extras $_PKG"
[ $_OSTYPE = "PORTAGE" ] && \
_error "Not supported in Gentoo"
;;
"Q")
_exec_ DPKG "dpkg -l $_PKG | grep -E ^[hi]i"
_exec_ HOMEBREW "brew list | grep $_PKG"
_exec_ YUM "yum list installed $_PKG"

# There are actually many ways to do this in Gentoo
_FORCE="" \
&& (_exists "/usr/bin/eix" && _exec_ PORTAGE "eix -I $_PKG") \
|| (_exists "/usr/bin/equery" && _exec_ PORTAGE "equery list '*' $_PKG") \
|| _exec_ PORTAGE "ls -d /var/db/pkg/*/*"
# FIXME: There are actually many ways to do this in Gentoo
_FORCE="" && _exec_ PORTAGE "
if [ -x /usr/bin/eix ]; then
eix -I $_PKG
elif [ -x /usr/bin/equery ]; then
equery list '*' $_PKG
else
ls -d /var/db/pkg/*/*
fi
"
;;
"Rs")
_os_is HOMEBREW && _error "Function not implemented in homebrew"

_exec_ DPKG "apt-get autoremove $_PKG"
_exec_ HOMEBREW "echo 'Error: function not implemented in homebrew'"
_exec_ YUM "yum erase $_PKG"
_exec_ PORTAGE "emerge --depclean world $_PKG"
;;
Expand All @@ -396,15 +402,19 @@ case "$_POPT$_SOPT" in
&& _exec_ PORTAGE "emerge --info $_PKG"
;;
"Suy")
_VERBOSE="" _exec_ DPKG "apt-get update"
_VERBOSE="" _exec_ DPKG "apt-get upgrade"
_exec_ HOMEBREW "brew update"
_exec_ HOMEBREW "brew upgrade"
_VERBOSE="" _exec_ DPKG "apt-get update; apt-get upgrade"
_exec_ HOMEBREW "brew update; brew upgrade"
_exec_ YUM "yum update"
[ "$_OSTYPE" = "PORTAGE" ] \
&& (_exists "/usr/bin/layman" \
&& _exec_ PORTAGE "layman --sync-all && emerge --sync && emerge -auND world $_PKG" \
|| _exec_ PORTAGE "emerge --sync && emerge -uND world $_PKG" )
_exec_ PORTAGE "
if [ -x /usr/bin/layman ]; then
layman --sync-all \
&& emerge --sync \
&& emerge -auND world $_PKG
else
emerge --sync \
&& emerge -uND world $_PKG
fi
"
;;
"Su")
_VERBOSE="" _exec_ DPKG "apt-get upgrade"
Expand All @@ -416,41 +426,60 @@ case "$_POPT$_SOPT" in
_VERBOSE="" _exec_ DPKG "apt-get update"
_exec_ HOMEBREW "brew update"
_exec_ YUM "yum check-update"
[ "$_OSTYPE" = "PORTAGE" ] \
&& _FORCE="" \
&& (_exists "/usr/bin/layman" \
&& _exec_ PORTAGE "layman --sync-all && emerge --sync" \
|| _exec_ PORTAGE "emerge --sync" )
_FORCE="" _exec_ PORTAGE "
if [ -x /usr/bin/layman ]; then
layman --sync-all && emerge --sync
else
emerge --sync
fi
"
;;
"Ss")
_exec_ DPKG "apt-cache search $_PKG"
_exec_ HOMEBREW "brew search $_PKG"
_exec_ YUM "yum search $_PKG"
_FORCE="" \
&& (_exists "/usr/bin/eix" && _exec_ PORTAGE "eix $_PKG" \
|| _exec_ PORTAGE "emerge --search $_PKG") \
_FORCE="" _exec_ PORTAGE "
if [ -x /usr/bin/eix ]; then
eix $_PKG
else
emerge --search $_PKG
fi
"
;;
"Sc")
_os_is HOMEBREW && _error "Function not implemented in homebrew"

_exec_ DPKG "apt-get clean"
_exec_ HOMEBREW "echo 'Error: function not implemented in homebrew'"
_exec_ YUM "yum clean expire-cache"
_FORCE="" \
&& (_exists "/usr/bin/eclean-dist" && _exec_ PORTAGE "eclean-dist -d -t1m -s50 -f" \
|| _error "You need install gentoolkit to perform this operation.")
__FORCE="" _exec_ PORTAGE "
if [ -x usr/bin/eclean-dist ]; then
eclean-dist -d -t1m -s50 -f
else
_error 'You need install gentoolkit to perform this operation.'
fi
"
;;
"Scc")
_os_is HOMEBREW && _error "Function not implemented in homebrew"

_exec_ DPKG "apt-get autoclean"
_exec_ HOMEBREW "echo 'Error: function not implemented in homebrew'"
_exec_ YUM "yum clean packages"
_FORCE="" \
&& (_exists "/usr/bin/eclean" && _exec_ PORTAGE "eclean -i distfiles" \
|| _error "You need install gentoolkit to perform this operation.")

_FORCE="" _exec_ PORTAGE "
if [ -x /usr/bin/eclean ]; then
eclean -i distfiles
else
_error 'You need install gentoolkit to perform this operation.'
fi
"
;;
"Sccc")
_exec_ DPKG "rm -fv /var/cache/apt/*.bin /var/cache/apt/archives/*.* /var/lib/apt/lists/*.*; apt-get autoclean"
_exec_ HOMEBREW "echo 'Error: function not implemented in homebrew'"
_exec_ YUM "yum clean all"
_os_is HOMEBREW && _error "Function not implemented in homebrew'"

_exec_ DPKG "rm -fv /var/cache/apt/*.bin
/var/cache/apt/archives/*.*
/var/lib/apt/lists/*.* ;
apt-get autoclean"
_exec_ YUM "yum clean all"
_FORCE="" \
&& _exec_ PORTAGE "rm -fv /usr/portage/distfiles/*.*"
;;
Expand All @@ -466,10 +495,10 @@ case "$_POPT$_SOPT" in
fi
;;
"U")
_exec_ DPKG "echo 'Error: function not implemented in Debian system'"
_exec_ HOMEBREW "echo 'Error: function not implemented in homebrew'"
_os_is DPKG && _error "Function not implemented in Debian system'"
_os_is HOMEBREW && _error "unction not implemented in homebrew'"
_os_is PORTAGE && _error "You need to implement a local overlay and do the installation as usual.'"

_exec_ YUM "yum localinstall"
[ $_OSTYPE = "PORTAGE" ] && \
_error "You need to implement a local overlay and do the installation as usual."
;;
esac
12 changes: 12 additions & 0 deletions pacman_test
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@@ -1,5 +1,17 @@
#!/bin/sh

cat <<\EOF
Warning:
This script is originally created by CMPITG (See also [1].)
icy made changes to ensure that this script only prints this message.
Reason: We need a stable way to ensure the script works as designed.
References:
[1] https://github.com/icy/pacapt/pull/8
EOF

exit 0

./pacman -Q
echo ======
./pacman -Qc package
Expand Down

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