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1. pkgsearch - Search archlinux pkgbuild

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   pkgsearch list all packages that contain your string and display installed packages. pksearch -h for options

     1 #!/bin/bash
     2 #
     3 #   pkgsearch
     4 #
     5 #   Copyright (c) 2006 by Benoit Chesneau <benoit@bchesneau.info> 
     6 #
     7 #   This program is free software; you can redistribute it and/or modify
     8 #   it under the terms of the GNU General Public License as published by
     9 #   the Free Software Foundation; either version 2 of the License, or
    10 #   (at your option) any later version.
    11 #
    12 #   This program is distributed in the hope that it will be useful,
    13 #   but WITHOUT ANY WARRANTY; without even the implied warranty of
    14 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    15 #   GNU General Public License for more details.
    16 #
    17 #   You should have received a copy of the GNU General Public License
    18 #   along with this program; if not, write to the Free Software
    19 #   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 
    20 #   USA.
    21 #
    22 # AUTHORS :
    23 #  - Maintainer : Benoit Chesneau <benoitc@archlinuxfr.org>
    24 #  - Contributor : slubman <slubman@archlinuxfr.org>
    25 # CHANGELOG :
    26 #  - version 0.6
    27 #     cosmethics changes
    28 #     internal rewrite
    29 #  - version 0.5 (2007-02-28 15:19) :
    30 #     search on multiple words (slubman)
    31 #     search in description is case insensitive (slubman)
    32 #  - version 0.4 (2007-02-28 13:14) :
    33 #     add possibility to search in repository (slubman)
    34 #     add possibility to exclude repository in search (slubman)
    35 #  - version 0.3 (2007-02-28) :
    36 #     add possibility to display only installed packages (slubman)
    37 #     add possibility to display only not installed packages (benoitc)
    38 #  - version 0.1
    39 #      initial release
    40 #
    41 
    42 PACMAN_SOURCES="/var/lib/pacman"
    43 PWD=`pwd`
    44 
    45 cd $PACMAN_SOURCES
    46 
    47 myver="0.6"
    48 
    49 
    50 NAME_ONLY=0
    51 USE_COLOR="y"
    52 NOT_INSTALLED=0
    53 ONLY_INSTALLED=0
    54 IN="all packages"
    55 SKIP_REPO=()
    56 IN_REPO=()
    57 search_string=()
    58 
    59 installed() {
    60 	if [ "$USE_COLOR" = "Y" -o "$USE_COLOR" = "y" ]; then
    61 		echo -e "\033[1;35m$1\033[1;0m \033[1;35m(*)\033[1;0m" >&2
    62 	else
    63 		echo "$1 (*)" >&2
    64 	fi
    65 	let nb=nb+1
    66 }
    67 
    68 not_installed() {
    69 	echo "$1" >&2
    70 	let nb=nb+1
    71 }
    72 
    73 msg() {
    74 	if [ "$USE_COLOR" = "Y" -o "$USE_COLOR" = "y" ]; then
    75 		echo -e "\033[1;32m==>\033[1;0m \033[1;1m$1\033[1;0m" >&2
    76 	else
    77 		echo "==> $1" >&2
    78 	fi
    79 }
    80 
    81 error() {
    82 	if [ "$USE_COLOR" = "Y" -o "$USE_COLOR" = "y" ]; then
    83 		echo -e "\033[1;31m==> ERROR:\033[1;0m \033[1;1m$1\033[1;0m" >&2
    84 	else
    85 		echo "==> ERROR: $1" >&2
    86 	fi
    87 }
    88 
    89 usage() {
    90 	echo "pkgsearch $myver"
    91 	echo "usage : $0 [-n] <searchstring>"
    92 	echo 
    93 	echo "pkgsearch list all packages that contain your"
    94 	echo "string and display installed packages"
    95 	echo
    96 	echo "Options"
    97 	echo "  -n, --name       Search on pkgname only"
    98 	echo "  -m, --nocolor    Disable colorized output messages"
    99 	echo "  -i, --installed  Display only installed packages"
   100 	echo "  -sr, --skip-repo Exclude repo in search"
   101 	echo "  -ir, --ni-repo   Search only in repo"
   102 	echo "  -s, --skip       Display only not installed packages"
   103 	echo "  -h, --help		 Display usage"
   104 }
   105 
   106 if [ $# -lt 1 ]; then
   107 	usage
   108 	exit 1
   109 fi
   110 
   111 while [ "$#" -ne "0" ]; do
   112 	case $1 in
   113 		--installed|-i)
   114 			ONLY_INSTALLED=1
   115 			IN="only installed packages"
   116 			;;
   117 		--help|-h)
   118 			usage
   119 			exit 0
   120 			;;
   121 		--name|-n)
   122 			NAME_ONLY=1
   123 			;;
   124 		--nocolor|-m)
   125 			USE_COLOR=n
   126 			;;
   127 		--skip|-s)
   128 			NOT_INSTALLED=1
   129 			IN="only not installed packages"
   130 			;;
   131 		--skip-repo|-sr)
   132 			SKIP_REPO[${#SKIP_REPO[*]}]=$2
   133 			shift
   134 			;;
   135 		--in-repo|-ir)
   136 			IN_REPO[${#IN_REPO[*]}]=$2
   137 			shift
   138 			;;
   139 		*)
   140 			search_string[${#search_string[*]}]=$1
   141 			;;
   142 	esac
   143 	shift
   144 done
   145 			
   146 if [ "$NOT_INSTALLED" = "1" -a "$ONLY_INSTALLED" = "1" ]; then
   147 	error "Error : Skip or show installed packages, but not both..."
   148 	exit 0
   149 fi
   150 
   151 nb=0
   152 
   153 msg  "Looking for \""${search_string[*]:-nothing}\""\n\tin ${IN}\n\tof ${IN_REPO[*]:-all repos}\n\texcluding ${SKIP_REPO[*]:-no repo}..."
   154 search_token=${search_string[0]}
   155 unset search_string[0]
   156 for word in ${search_string[*]}; do
   157 	search_token="$search_token|$word"
   158 done
   159 search_token="($search_token)"
   160 
   161 for repo in `find * -maxdepth 0 -type d`; do
   162 	if ! [ $repo = 'local' ]; then
   163 		if [ "$(echo ${SKIP_REPO[@]} | grep $repo)" ]; then
   164 			continue
   165 		fi
   166 		if [ "$(echo ${IN_REPO[@]} | grep -v $repo)" ]; then
   167 			continue
   168 		fi
   169 		cd $repo
   170 		for pkg in `/bin/ls`; do				
   171 			if [ -f $pkg/desc ]; then
   172 				if [ "$NAME_ONLY" = "1" ]; then
   173 					if [ "$(echo $pkg | grep -E $search_token)" ]; then
   174 						NAME=`grep -A 1 NAME $pkg/desc | tail -1`
   175 						VERSION=`grep -A 1 VERSION $pkg/desc | tail -1`
   176 						if [ -d $PACMAN_SOURCES/local/$pkg ]; then
   177 							if [ "$NOT_INSTALLED" = "0" ]; then
   178 								installed "${nb} - [${repo}] - ${NAME} - ${VERSION}"
   179 							fi
   180 						else
   181 							if [ "$ONLY_INSTALLED" = "0" ]; then
   182 								not_installed "${nb} - [${repo}] - ${NAME} - ${VERSION}"
   183 							fi
   184 						fi
   185 					fi
   186 				else
   187 					if [ "$(grep -E -i $search_token $pkg/desc)" ]; then
   188 						NAME=`grep -A 1 NAME $pkg/desc | tail -1`
   189 						VERSION=`grep -A 1 VERSION $pkg/desc | tail -1`
   190 						if [ -d $PACMAN_SOURCES/local/$pkg ]; then
   191 							if [ "$NOT_INSTALLED" = "0" ]; then
   192 								installed "${nb} - [${repo}] - ${NAME} - ${VERSION}"
   193 							fi
   194 						else
   195 							if [ "$ONLY_INSTALLED" = "0" ]; then
   196 								not_installed "${nb} - [${repo}] - ${NAME} - ${VERSION}"
   197 							fi
   198 						fi
   199 					fi
   200 				fi
   201 			fi
   202 		done
   203 		cd ..
   204 	fi
   205 done
   206 
   207 echo
   208 echo "$nb packages found.."
   209 
   210 cd $PWD
   

   Posted by benoitc to shell archlinux packages bash ... saved by 2 persons ... 0 comments ... 12 months

2. parse archlinux pkgbuilds in ruby

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   This script use the EnvBash object from this snipett : http://www.friendsnippets.com/snippet/9/

     1 #!/usr/bin/ruby
     2 
     3 # Copyright (C) 2006 enki <enki@crocobox.org>
     4 
     5 # This program is free software; you can redistribute it 
     6 # and/or modify it under the terms of the GNU General
     7 # Public License as published by the Free Software
     8 # Foundation; either version 2 of the License, or (at
     9 # your option) any later version.
    10 #
    11 # This program is distributed in the hope that it will be
    12 # useful, but WITHOUT ANY WARRANTY; without even the
    13 # implied warranty of MERCHANTABILITY or FITNESS FOR A
    14 # PARTICULAR PURPOSE. See the GNU General Public License
    15 # for more details.
    16 #	
    17 # You should have received a copy of the GNU General
    18 # Public License along with this program; if not, write
    19 # to the Free Software Foundation, Inc., 59 Temple Place,
    20 # Suite 330, Boston, MA 02111-1307 USA
    21 
    22 
    23 class MultiRegexp < Regexp
    24     def matches(str)
    25         str.scan(self) do
    26           yield Regexp.last_match
    27         end
    28     end
    29 end
    30 
    31 
    32 class EnvBash
    33 	attr_reader :bash_env
    34 
    35 	def initialize(source)
    36 			bash_script ="\
    37 source #{source}
    38 set
    39 "			
    40 			@bash_env = `#{bash_script}`
    41 	end
    42 
    43 	def vars
    44 		bvars=Hash.new
    45 		re=MultiRegexp.new('(\w*)=(.*)$', true)
    46 		re.matches(@bash_env) { |i|
    47 			if (i[1] != "")
    48 				if i[2] =~ /\(([^\)]*)\)/
    49 					ta=Array.new
    50 					re_a=MultiRegexp.new('\[\d*\]=\"([^"]*)\"', true)
    51 					re_a.matches($1) { |j|
    52 						ta.push(j[1])
    53 					}
    54 					bvars[i[1]]=ta
    55 				elsif
    56 					bvars[i[1]]=i[2]
    57 				end
    58 			end
    59 		}
    60 		return bvars
    61 	end
    62 end
    63 
    64 class PKGBUILD
    65 	attr_reader :properties, :vars
    66 
    67 	def initialize(file)
    68 		@properties=Hash.new
    69 
    70 		properties['name']=""
    71 		properties['version']=""
    72 		properties['rel']=""
    73 		properties['desc']=""
    74 		properties['depends']=""
    75 		properties['url']=""
    76 		properties['source']=""
    77 
    78 
    79 		# get all vars
    80 		vpkgs=EnvBash.new(file)
    81 		vars=vpkgs.vars
    82 
    83 		properties['name'] = vars['pkgname']
    84 		properties['version'] = vars['pkgver']
    85 		properties['rel'] =  vars['pkgrel']
    86 		properties['desc'] =  vars['pkgdesc']
    87 		properties['depends'] =  vars['depends']
    88 
    89 		url=""
    90 		if vars['url'].instance_of?(Array)
    91 			vars['url'].each { |u| url +="#{u} " }
    92 		else
    93 			url = vars['url']
    94 		end
    95 
    96 		properties['url'] = url
    97 
    98 		source=""
    99 		if vars['source'].instance_of?(Array)
   100 			vars['source'].each { |s| source +="#{s} " }
   101 		else
   102 			source = vars['source']
   103 		end
   104 
   105 
   106 		properties['source'] =  source
   107 	end
   108 
   109 
   110 	def name
   111 		return properties['name']
   112 	end
   113 
   114 end
   115 
   116 
   117 pkg = PKGBUILD.new("/var/abs/kernels/kernel26/PKGBUILD")
   118 pkg.properties.each do |k,v|
   119 	puts "#{k}=#{v}"
   120 end
   

   Posted by enki to ruby archlinux pkgbuild packages parser ... saved by 1 person ... 0 comments ... 1 year

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