141 lines
3.5 KiB
Bash
141 lines
3.5 KiB
Bash
#!/bin/bash
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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##
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# usage : in_array( $needle, $haystack )
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# return : 0 - found
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# 1 - not found
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##
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in_array() {
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local needle=$1; shift
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local item
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for item in "$@"; do
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[[ $item = $needle ]] && return 0 # Found
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done
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return 1 # Not Found
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}
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# $1: sofile
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# $2: soarch
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process_sofile() {
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# extract the library name: libfoo.so
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local soname="${1%.so?(+(.+([0-9])))}".so
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# extract the major version: 1
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soversion="${1##*\.so\.}"
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if [[ "$soversion" = "$1" ]] && (($IGNORE_INTERNAL)); then
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continue
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fi
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if ! in_array "${soname}=${soversion}-$2" ${soobjects[@]}; then
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# libfoo.so=1-64
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msg "${soname}=${soversion}-$2"
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soobjects=(${soobjects[@]} "${soname}=${soversion}-$2")
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fi
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}
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##
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# usage : get_full_version( [$pkgname] )
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# return : full version spec, including epoch (if necessary), pkgver, pkgrel
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##
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get_full_version() {
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# set defaults if they weren't specified in buildfile
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pkgbase=${pkgbase:-${pkgname[0]}}
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epoch=${epoch:-0}
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if [[ -z $1 ]]; then
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if [[ $epoch ]] && (( ! $epoch )); then
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echo $pkgver-$pkgrel
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else
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echo $epoch:$pkgver-$pkgrel
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fi
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else
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for i in pkgver pkgrel epoch; do
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local indirect="${i}_override"
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eval $(declare -f package_$1 | sed -n "s/\(^[[:space:]]*$i=\)/${i}_override=/p")
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[[ -z ${!indirect} ]] && eval ${indirect}=\"${!i}\"
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done
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if (( ! $epoch_override )); then
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echo $pkgver_override-$pkgrel_override
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else
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echo $epoch_override:$pkgver_override-$pkgrel_override
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fi
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fi
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}
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##
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# usage: find_cached_package( $pkgname, $pkgver, $arch )
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#
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# $pkgver can be supplied with or without a pkgrel appended.
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# If not supplied, any pkgrel will be matched.
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##
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find_cached_package() {
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local searchdirs=("$PWD" "$PKGDEST") results=()
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local targetname=$1 targetver=$2 targetarch=$3
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local dir pkg pkgbasename pkgparts name ver rel arch size r results
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for dir in "${searchdirs[@]}"; do
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[[ -d $dir ]] || continue
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for pkg in "$dir"/*.pkg.tar?(.?z); do
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[[ -f $pkg ]] || continue
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# avoid adding duplicates of the same inode
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for r in "${results[@]}"; do
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[[ $r -ef $pkg ]] && continue 2
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done
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# split apart package filename into parts
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pkgbasename=${pkg##*/}
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pkgbasename=${pkgbasename%.pkg.tar?(.?z)}
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arch=${pkgbasename##*-}
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pkgbasename=${pkgbasename%-"$arch"}
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rel=${pkgbasename##*-}
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pkgbasename=${pkgbasename%-"$rel"}
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ver=${pkgbasename##*-}
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name=${pkgbasename%-"$ver"}
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if [[ $targetname = "$name" && $targetarch = "$arch" ]] &&
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pkgver_equal "$targetver" "$ver-$rel"; then
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results+=("$pkg")
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fi
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done
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done
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case ${#results[*]} in
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0)
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return 1
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;;
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1)
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printf '%s\n' "$results"
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return 0
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;;
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*)
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error 'Multiple packages found:'
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printf '\t%s\n' "${results[@]}" >&2
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return 1
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;;
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esac
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}
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##
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# usage: pkgver_equal( $pkgver1, $pkgver2 )
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##
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pkgver_equal() {
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local left right
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if [[ $1 = *-* && $2 = *-* ]]; then
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# if both versions have a pkgrel, then they must be an exact match
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[[ $1 = "$2" ]]
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else
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# otherwise, trim any pkgrel and compare the bare version.
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[[ ${1%%-*} = "${2%%-*}" ]]
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fi
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}
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