common: Implement helper functions from dbscripts
This implements our current debug package detection logic. Mostly taken from our dbscripts project. Signed-off-by: Morten Linderud <foxboron@archlinux.org> Signed-off-by: Levente Polyak <anthraxx@archlinux.org>
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@ -202,3 +202,60 @@ check_package_validity(){
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die "PKGBUILD $hashsum mismatch: expected $pkgbuild_hash"
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fi
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}
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# usage: grep_pkginfo pkgfile pattern
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grep_pkginfo() {
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local _ret=()
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mapfile -t _ret < <(bsdtar -xOqf "$1" ".PKGINFO" | grep "^${2} = ")
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printf '%s\n' "${_ret[@]#${2} = }"
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}
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# Get the package name
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getpkgname() {
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local _name
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_name="$(grep_pkginfo "$1" "pkgname")"
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if [[ -z $_name ]]; then
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error "Package '%s' has no pkgname in the PKGINFO. Fail!" "$1"
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exit 1
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fi
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echo "$_name"
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}
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# Get the package base or name as fallback
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getpkgbase() {
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local _base
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_base="$(grep_pkginfo "$1" "pkgbase")"
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if [[ -z $_base ]]; then
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getpkgname "$1"
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else
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echo "$_base"
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fi
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}
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getpkgdesc() {
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local _desc
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_desc="$(grep_pkginfo "$1" "pkgdesc")"
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if [[ -z $_desc ]]; then
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error "Package '%s' has no pkgdesc in the PKGINFO. Fail!" "$1"
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exit 1
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fi
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echo "$_desc"
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}
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is_debug_package() {
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local pkgfile=${1} pkgbase pkgname pkgdesc
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pkgbase="$(getpkgbase "${pkgfile}")"
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pkgname="$(getpkgname "${pkgfile}")"
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pkgdesc="$(getpkgdesc "${pkgfile}")"
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[[ ${pkgdesc} == "Detached debugging symbols for "* && ${pkgbase}-debug = "${pkgname}" ]]
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}
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