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-rw-r--r--src/lib/common.sh289
1 files changed, 289 insertions, 0 deletions
diff --git a/src/lib/common.sh b/src/lib/common.sh
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+++ b/src/lib/common.sh
@@ -0,0 +1,289 @@
+#!/hint/bash
+#
+# This may be included with or without `set -euE`
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+[[ -z ${DEVTOOLS_INCLUDE_COMMON_SH:-} ]] || return 0
+DEVTOOLS_INCLUDE_COMMON_SH="$(set +o|grep nounset)"
+
+set +u +o posix
+# shellcheck disable=1091
+. /usr/share/makepkg/util.sh
+$DEVTOOLS_INCLUDE_COMMON_SH
+
+# Avoid any encoding problems
+export LANG=C
+
+# Set buildtool properties
+export BUILDTOOL=devtools
+export BUILDTOOLVER=m4_devtools_version
+
+# Set common properties
+export PACMAN_KEYRING_DIR=/etc/pacman.d/gnupg
+export GITLAB_HOST=gitlab.archlinux.org
+export GIT_REPO_SPEC_VERSION=1
+export GIT_PACKAGING_NAMESPACE=archlinux/packaging/packages
+export GIT_PACKAGING_NAMESPACE_ID=11323
+export GIT_PACKAGING_URL_SSH="ssh://git@${GITLAB_HOST}/${GIT_PACKAGING_NAMESPACE}"
+export GIT_PACKAGING_URL_HTTPS="https://${GITLAB_HOST}/${GIT_PACKAGING_NAMESPACE}"
+export PACKAGING_REPO_RELEASE_HOST=repos.archlinux.org
+
+# check if messages are to be printed using color
+if [[ -t 2 && "$TERM" != dumb ]]; then
+ colorize
+else
+ # shellcheck disable=2034
+ declare -gr ALL_OFF='' BOLD='' BLUE='' GREEN='' RED='' YELLOW=''
+fi
+
+stat_busy() {
+ local mesg=$1; shift
+ # shellcheck disable=2059
+ printf "${GREEN}==>${ALL_OFF}${BOLD} ${mesg}...${ALL_OFF}" "$@" >&2
+}
+
+stat_progress() {
+ # shellcheck disable=2059
+ printf "${BOLD}.${ALL_OFF}" >&2
+}
+
+stat_done() {
+ # shellcheck disable=2059
+ printf "${BOLD}done${ALL_OFF}\n" >&2
+}
+
+_setup_workdir=false
+setup_workdir() {
+ [[ -z ${WORKDIR:-} ]] && WORKDIR=$(mktemp -d --tmpdir "${0##*/}.XXXXXXXXXX")
+ _setup_workdir=true
+ trap 'trap_abort' INT QUIT TERM HUP
+ trap 'trap_exit' EXIT
+}
+
+cleanup() {
+ if [[ -n ${WORKDIR:-} ]] && $_setup_workdir; then
+ rm -rf "$WORKDIR"
+ fi
+ exit "${1:-0}"
+}
+
+abort() {
+ error 'Aborting...'
+ cleanup 255
+}
+
+trap_abort() {
+ trap - EXIT INT QUIT TERM HUP
+ abort
+}
+
+trap_exit() {
+ local r=$?
+ trap - EXIT INT QUIT TERM HUP
+ cleanup $r
+}
+
+die() {
+ (( $# )) && error "$@"
+ cleanup 255
+}
+
+##
+# usage : lock( $fd, $file, $message, [ $message_arguments... ] )
+##
+lock() {
+ # Only reopen the FD if it wasn't handed to us
+ if ! [[ "/dev/fd/$1" -ef "$2" ]]; then
+ mkdir -p -- "$(dirname -- "$2")"
+ eval "exec $1>"'"$2"'
+ fi
+
+ if ! flock -n "$1"; then
+ stat_busy "${@:3}"
+ flock "$1"
+ stat_done
+ fi
+}
+
+##
+# usage : slock( $fd, $file, $message, [ $message_arguments... ] )
+##
+slock() {
+ # Only reopen the FD if it wasn't handed to us
+ if ! [[ "/dev/fd/$1" -ef "$2" ]]; then
+ mkdir -p -- "$(dirname -- "$2")"
+ eval "exec $1>"'"$2"'
+ fi
+
+ if ! flock -sn "$1"; then
+ stat_busy "${@:3}"
+ flock -s "$1"
+ stat_done
+ fi
+}
+
+##
+# usage : lock_close( $fd )
+##
+lock_close() {
+ local fd=$1
+ # https://github.com/koalaman/shellcheck/issues/862
+ # shellcheck disable=2034
+ exec {fd}>&-
+}
+
+##
+# usage: pkgver_equal( $pkgver1, $pkgver2 )
+##
+pkgver_equal() {
+ if [[ $1 = *-* && $2 = *-* ]]; then
+ # if both versions have a pkgrel, then they must be an exact match
+ [[ $1 = "$2" ]]
+ else
+ # otherwise, trim any pkgrel and compare the bare version.
+ [[ ${1%%-*} = "${2%%-*}" ]]
+ fi
+}
+
+##
+# usage: find_cached_package( $pkgname, $pkgver, $arch )
+#
+# $pkgver can be supplied with or without a pkgrel appended.
+# If not supplied, any pkgrel will be matched.
+##
+shopt -s extglob
+find_cached_package() {
+ local searchdirs=("$PWD" "$PKGDEST") results=()
+ local targetname=$1 targetver=$2 targetarch=$3
+ local dir pkg packages pkgbasename name ver rel arch r results
+
+ for dir in "${searchdirs[@]}"; do
+ [[ -d $dir ]] || continue
+
+ shopt -s extglob nullglob
+ mapfile -t packages < <(printf "%s\n" "$dir"/"${targetname}"-"${targetver}"-*"${targetarch}".pkg.tar?(.!(sig|*.*)))
+ shopt -u extglob nullglob
+
+ for pkg in "${packages[@]}"; do
+ [[ -f $pkg ]] || continue
+
+ # avoid adding duplicates of the same inode
+ for r in "${results[@]}"; do
+ [[ $r -ef $pkg ]] && continue 2
+ done
+
+ # split apart package filename into parts
+ pkgbasename=${pkg##*/}
+ pkgbasename=${pkgbasename%.pkg.tar*}
+
+ arch=${pkgbasename##*-}
+ pkgbasename=${pkgbasename%-"$arch"}
+
+ rel=${pkgbasename##*-}
+ pkgbasename=${pkgbasename%-"$rel"}
+
+ ver=${pkgbasename##*-}
+ name=${pkgbasename%-"$ver"}
+
+ if [[ $targetname = "$name" && $targetarch = "$arch" ]] &&
+ pkgver_equal "$targetver" "$ver-$rel"; then
+ results+=("$pkg")
+ fi
+ done
+ done
+
+ case ${#results[*]} in
+ 0)
+ return 1
+ ;;
+ 1)
+ printf '%s\n' "${results[0]}"
+ return 0
+ ;;
+ *)
+ error 'Multiple packages found:'
+ printf '\t%s\n' "${results[@]}" >&2
+ return 1
+ esac
+}
+shopt -u extglob
+
+check_package_validity(){
+ local pkgfile=$1
+ if grep -q "packager = Unknown Packager" <(bsdtar -xOqf "$pkgfile" .PKGINFO); then
+ die "PACKAGER was not set when building package"
+ fi
+ hashsum=sha256sum
+ pkgbuild_hash=$(awk -v"hashsum=$hashsum" -F' = ' '$1 == "pkgbuild_"hashsum {print $2}' <(bsdtar -xOqf "$pkgfile" .BUILDINFO))
+ if [[ "$pkgbuild_hash" != "$($hashsum PKGBUILD|cut -d' ' -f1)" ]]; then
+ die "PKGBUILD $hashsum mismatch: expected $pkgbuild_hash"
+ fi
+}
+
+
+# usage: grep_pkginfo pkgfile pattern
+grep_pkginfo() {
+ local _ret=()
+ mapfile -t _ret < <(bsdtar -xOqf "$1" ".PKGINFO" | grep "^${2} = ")
+ printf '%s\n' "${_ret[@]#${2} = }"
+}
+
+
+# Get the package name
+getpkgname() {
+ local _name
+
+ _name="$(grep_pkginfo "$1" "pkgname")"
+ if [[ -z $_name ]]; then
+ error "Package '%s' has no pkgname in the PKGINFO. Fail!" "$1"
+ exit 1
+ fi
+
+ echo "$_name"
+}
+
+
+# Get the package base or name as fallback
+getpkgbase() {
+ local _base
+
+ _base="$(grep_pkginfo "$1" "pkgbase")"
+ if [[ -z $_base ]]; then
+ getpkgname "$1"
+ else
+ echo "$_base"
+ fi
+}
+
+
+getpkgdesc() {
+ local _desc
+
+ _desc="$(grep_pkginfo "$1" "pkgdesc")"
+ if [[ -z $_desc ]]; then
+ error "Package '%s' has no pkgdesc in the PKGINFO. Fail!" "$1"
+ exit 1
+ fi
+
+ echo "$_desc"
+}
+
+
+get_tag_from_pkgver() {
+ local pkgver=$1
+ local tag=${pkgver}
+
+ tag=${tag/:/-}
+ tag=${tag//~/.}
+ echo "${tag}"
+}
+
+
+is_debug_package() {
+ local pkgfile=${1} pkgbase pkgname pkgdesc
+ pkgbase="$(getpkgbase "${pkgfile}")"
+ pkgname="$(getpkgname "${pkgfile}")"
+ pkgdesc="$(getpkgdesc "${pkgfile}")"
+ [[ ${pkgdesc} == "Detached debugging symbols for "* && ${pkgbase}-debug = "${pkgname}" ]]
+}