613 lines
12 KiB
Bash
Executable File
613 lines
12 KiB
Bash
Executable File
#!/bin/bash
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# apt-cyg: install tool for Cygwin similar to debian apt-get
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#
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# The MIT License (MIT)
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#
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# Copyright (c) 2013 Trans-code Design
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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# this script requires some packages
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if ! type awk bzip2 tar wget xz &>/dev/null
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then
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echo You must install wget, tar, gawk, xz and bzip2 to use apt-cyg.
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exit 1
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fi
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ARCH=${HOSTTYPE/i6/x}
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function usage {
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hr '
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usage: apt-cyg [command] [options] [packages]
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Commands:
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install Install packages
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remove Remove packages
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update Update setup.ini
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download Download only - do NOT install or unpack archives
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show Displays the package records for the named packages
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depends Performs recursive dependency listings
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rdepends Display packages which require X to be installed,
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AKA show reverse dependencies
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list List packages matching given pattern. If no pattern is given,
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list all installed packages.
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category List packages matching given category
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listfiles List files owned by packages
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search Search for a filename from installed packages
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searchall Search for a filename from all available packages
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Options:
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-c, --cache <dir> set cache
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-f, --file <file> read package names from file
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-m, --mirror <url> set mirror
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--help
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--version
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'
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}
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function version {
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hr '
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apt-cyg version 0.59
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The MIT License (MIT)
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Copyright (c) 2005-9 Stephen Jungels
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'
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}
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function find-workspace {
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# default working directory and mirror
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# work wherever setup worked last, if possible
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cache=$(awk '
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/last-cache/ {
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getline
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print $1
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}
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' /etc/setup/setup.rc | cygpath -f-)
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mirror=$(awk '
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/last-mirror/ {
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getline
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print $1
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}
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' /etc/setup/setup.rc)
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mirrordir=$(sed '
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s / %2f g
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s : %3a g
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' <<< "$mirror")
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mkdir -p "$cache/$mirrordir/$ARCH"
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cd "$cache/$mirrordir/$ARCH"
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if [ -e setup.ini ]
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then
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return 0
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else
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get-setup
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return 1
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fi
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}
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function get-setup {
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touch setup.ini
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mv setup.ini setup.ini-save
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wget -N $mirror/$ARCH/setup.bz2
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if [ -e setup.bz2 ]
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then
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bunzip2 setup.bz2
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mv setup setup.ini
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echo Updated setup.ini
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else
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echo Error updating setup.ini, reverting
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mv setup.ini-save setup.ini
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fi
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}
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function check-packages {
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if [[ $pks ]]
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then
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return 0
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else
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echo No packages found
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return 1
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fi
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}
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function warn {
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printf '\e[36m%s\e[m\n' "$*" >&2
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}
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function apt-update {
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if find-workspace
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then
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get-setup
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fi
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}
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function apt-category {
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check-packages
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find-workspace
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for pkg in "${pks[@]}"
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do
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awk '
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$1 == "@" {
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pck = $2
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}
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$1 == "category:" && $0 ~ query {
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print pck
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}
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' query="$pks" setup.ini
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done
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}
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function apt-list {
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find-workspace
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local sbq
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for pkg in "${pks[@]}"
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do
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(( sbq++ )) && echo
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warn Searching for installed packages matching "$pkg":
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awk 'NR>1 && $1~ENVIRON["pkg"] && $0=$1' /etc/setup/installed.db
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echo
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warn Searching for installable packages matching "$pkg":
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awk '$1 ~ ENVIRON["pkg"] && $0 = $1' RS='\n\n@ ' FS='\n' setup.ini
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done
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(( sbq )) && return
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warn The following packages are installed:
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awk 'NR>1 && $0=$1' /etc/setup/installed.db
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}
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function apt-listfiles {
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check-packages
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find-workspace
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local pkg sbq
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for pkg in "${pks[@]}"
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do
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(( sbq++ )) && echo
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if [ ! -e /etc/setup/"$pkg".lst.gz ]
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then
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download "$pkg"
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fi
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gzip -cd /etc/setup/"$pkg".lst.gz
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done
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}
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function apt-show {
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find-workspace
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check-packages
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for pkg in "${pks[@]}"
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do
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(( notfirst++ )) && echo
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awk '
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$1 == query {
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print
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fd++
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}
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END {
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if (! fd)
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print "Unable to locate package " query
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}
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' RS='\n\n@ ' FS='\n' query="$pkg" setup.ini
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done
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}
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function apt-depends {
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find-workspace
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check-packages
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for pkg in "${pks[@]}"
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do
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awk '
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@include "join"
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$1 == "@" {
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apg = $2
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}
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$1 == "requires:" {
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for (z=2; z<=NF; z++)
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reqs[apg][z-1] = $z
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}
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END {
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prpg(ENVIRON["pkg"])
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}
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function smartmatch(small, large, values) {
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for (each in large)
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values[large[each]]
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return small in values
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}
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function prpg(fpg) {
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if (smartmatch(fpg, spath)) return
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spath[length(spath)+1] = fpg
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print join(spath, 1, length(spath), " > ")
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if (isarray(reqs[fpg]))
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for (each in reqs[fpg])
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prpg(reqs[fpg][each])
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delete spath[length(spath)]
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}
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' setup.ini
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done
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}
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function apt-rdepends {
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find-workspace
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for pkg in "${pks[@]}"
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do
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awk '
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@include "join"
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$1 == "@" {
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apg = $2
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}
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$1 == "requires:" {
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for (z=2; z<=NF; z++)
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reqs[$z][length(reqs[$z])+1] = apg
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}
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END {
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prpg(ENVIRON["pkg"])
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}
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function smartmatch(small, large, values) {
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for (each in large)
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values[large[each]]
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return small in values
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}
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function prpg(fpg) {
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if (smartmatch(fpg, spath)) return
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spath[length(spath)+1] = fpg
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print join(spath, 1, length(spath), " < ")
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if (isarray(reqs[fpg]))
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for (each in reqs[fpg])
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prpg(reqs[fpg][each])
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delete spath[length(spath)]
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}
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' setup.ini
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done
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}
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function apt-download {
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check-packages
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find-workspace
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local pkg sbq
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for pkg in "${pks[@]}"
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do
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(( sbq++ )) && echo
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download "$pkg"
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done
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}
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function download {
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local pkg digest digactual
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pkg=$1
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# look for package and save desc file
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awk '$1 == pc' RS='\n\n@ ' FS='\n' pc=$pkg setup.ini > desc
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if [ ! -s desc ]
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then
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echo Unable to locate package $pkg
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exit 1
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fi
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# download and unpack the bz2 or xz file
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# pick the latest version, which comes first
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set -- $(awk '$1 == "install:"' desc)
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if (( ! $# ))
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then
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echo 'Could not find "install" in package description: obsolete package?'
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exit 1
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fi
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dn=$(dirname $2)
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bn=$(basename $2)
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# check the md5
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digest=$4
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mkdir -p $cache/$mirrordir/$dn
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cd $cache/$mirrordir/$dn
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wget -nc $mirror/$dn/$bn
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digactual=$(md5sum $bn | awk NF=1)
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if [ $digest != $digactual ]
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then
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echo MD5 sum did not match, exiting
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exit 1
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fi
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tar tf $bn | gzip > /etc/setup/"$pkg".lst.gz
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cd ~-
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mv desc $cache/$mirrordir/$dn
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echo $dn $bn > /tmp/dwn
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}
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function apt-search {
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check-packages
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echo Searching downloaded packages...
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for pkg in "${pks[@]}"
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do
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key=$(type -P "$pkg" | sed s./..)
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[[ $key ]] || key=$pkg
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for manifest in /etc/setup/*.lst.gz
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do
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if gzip -cd $manifest | grep -q "$key"
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then
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package=$(sed '
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s,/etc/setup/,,
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s,.lst.gz,,
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' <<< $manifest)
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echo $package
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fi
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done
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done
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}
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function apt-searchall {
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cd /tmp
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for pkg in "${pks[@]}"
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do
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printf -v qs 'text=1&arch=%s&grep=%s' $ARCH "$pkg"
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wget -O matches cygwin.com/cgi-bin2/package-grep.cgi?"$qs"
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awk '
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{
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if (NR == 1)
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next
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if (mc[$1]++)
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next
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if (/-debuginfo-/)
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next
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print $1
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}
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' FS=-[[:digit:]] matches
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done
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}
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function apt-install {
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check-packages
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find-workspace
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local pkg dn bn requires wr package script
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for pkg in "${pks[@]}"
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do
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if grep -q "^$pkg " /etc/setup/installed.db
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then
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echo Package $pkg is already installed, skipping
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continue
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fi
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echo
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echo Installing $pkg
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download $pkg
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read dn bn </tmp/dwn
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echo Unpacking...
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cd $cache/$mirrordir/$dn
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tar -x -C / -f $bn
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# update the package database
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awk '
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ins != 1 && pkg < $1 {
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print pkg, bz, 0
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ins = 1
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}
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1
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END {
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if (ins != 1) print pkg, bz, 0
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}
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' pkg="$pkg" bz=$bn /etc/setup/installed.db > /tmp/awk.$$
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mv /etc/setup/installed.db /etc/setup/installed.db-save
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mv /tmp/awk.$$ /etc/setup/installed.db
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# recursively install required packages
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requires=$(awk '$1=="requires", $0=$2' FS=': ' desc)
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cd ~-
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wr=0
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if [[ $requires ]]
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then
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echo Package $pkg requires the following packages, installing:
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echo $requires
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for package in $requires
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do
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if grep -q "^$package " /etc/setup/installed.db
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then
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echo Package $package is already installed, skipping
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continue
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fi
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apt-cyg install --noscripts $package || (( wr++ ))
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done
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fi
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if (( wr ))
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then
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echo 'Warning: some required packages did not install, continuing'
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fi
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# run all postinstall scripts
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(( noscripts )) && continue
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find /etc/postinstall -name '*.sh' | while read script
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do
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echo Running $script
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$script
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mv $script $script.done
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done
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echo Package $pkg installed
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done
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}
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function apt-remove {
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check-packages
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for pkg in "${pks[@]}"
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do
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if ! grep -q "^$pkg " /etc/setup/installed.db
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then
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echo Package $pkg is not installed, skipping
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continue
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fi
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cygcheck awk bash bunzip2 grep gzip mv sed tar xargs xz | awk '
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/bin/ &&
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!fd[$NF]++ &&
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$0 = $NF
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' FS='\\' > /tmp/cygcheck.txt
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apt-cyg listfiles $pkg | awk '
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$0 = $NF
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' FS=/ > /tmp/listfiles.txt
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if grep -xf /tmp/cygcheck.txt /tmp/listfiles.txt
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then
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echo apt-cyg cannot remove package $pkg, exiting
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exit 1
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fi
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if [ ! -e /etc/setup/"$pkg".lst.gz ]
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then
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echo Package manifest missing, cannot remove $pkg. Exiting
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exit 1
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fi
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echo Removing $pkg
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# run preremove scripts
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if [ -e /etc/preremove/"$pkg".sh ]
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then
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/etc/preremove/"$pkg".sh
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rm /etc/preremove/"$pkg".sh
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fi
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gzip -cd /etc/setup/"$pkg".lst.gz | sed '\./$.d;s.^./.' | xargs rm -f
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rm /etc/setup/"$pkg".lst.gz
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rm -f /etc/postinstall/$pkg.sh.done
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awk '$1 != pkg' pkg="$pkg" /etc/setup/installed.db > /tmp/awk.$$
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mv /etc/setup/installed.db /etc/setup/installed.db-save
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mv /tmp/awk.$$ /etc/setup/installed.db
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echo Package $pkg removed
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done
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}
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function hr {
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sed '
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1d
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$d
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s/ //
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' <<< "$1"
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}
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if [ -p /dev/stdin ]
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then
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mapfile -t pks
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fi
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# process options
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while (( $# ))
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do
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case "$1" in
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--mirror | -m)
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awk -i inplace '
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1
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/last-mirror/ {
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getline
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print "\t" rpc
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}
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' rpc="$2" /etc/setup/setup.rc
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shift 2
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;;
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--cache | -c)
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rpc=$(cygpath -aw "$2" | sed 's \\ \\\\ g')
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awk -i inplace '
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1
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/last-cache/ {
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getline
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print "\t" rpc
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}
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' rpc="$rpc" /etc/setup/setup.rc
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shift 2
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;;
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--noscripts)
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noscripts=1
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shift
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;;
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--help)
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usage
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exit 0
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;;
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--version)
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version
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exit 0
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;;
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--file | -f)
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if [[ $2 ]]
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then
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mf=$2
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if [ -f "$mf" ]
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then
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mapfile -t pks < "$mf"
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else
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echo File "$mf" not found, skipping
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fi
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shift
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else
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warn No file name provided, ignoring $1
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fi
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shift
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;;
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update)
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command=$1
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shift
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;;
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install \
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| remove \
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| download \
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| show \
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| depends \
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| rdepends \
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| list \
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| category \
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| listfiles \
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| search \
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| searchall)
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if [[ $command ]]
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then
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pks+=("$1")
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else
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command=$1
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fi
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shift
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;;
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*)
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pks+=("$1")
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shift
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;;
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esac
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done
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set -a
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|
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if type -t apt-$command | grep -q function
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then
|
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apt-$command
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else
|
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usage
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|
fi
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