qml-autoreqprov/qml.req

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#!/bin/bash
# SPDX-FileCopyrightText: 2020-2023 Fabian Vogt <fabian@ritter-vogt.de>
# SPDX-License-Identifier: GPL-3.0-or-later
set -euo pipefail
qtvers=
ret=0
while [ $# -gt 0 ]; do
case $1 in
--qtver)
qtvers=$2
shift
;;
*)
echo "Unknown argument $1" >&2
exit 1
esac
shift
done
# Guess Qt version
qtver=
[[ -n ${qtvers} ]] || qtvers="5 6 7"
for ver in ${qtvers}; do
stat /usr/lib*/qt${ver} &>/dev/null && qtver="${qtver}${ver}"
done
# Zero or more than one version of Qt found. Abort.
if [[ ${#qtver} -ne 1 ]]; then
echo "Failed to guess Qt version!" >&2
exit 1
fi
if [[ ${qtver} == 5 ]]; then
importscanner="qmlimportscanner-qt5"
else
importscanner="$(qtpaths${qtver} --qt-query QT_HOST_LIBEXECS)/qmlimportscanner"
fi
command -v "${importscanner}" &>/dev/null || echo "Failed to locate qmlimportscanner"
declare -A dependencies
# foundDependency Module.Uri 42 69
# In the dependencies array, it sets the version of qt5qmlimport(Module.Uri.42) to 69, if lower.
foundDependency() {
uri="$1.$2"
if [ ${dependencies[$uri]:=0} -lt $3 ]; then
dependencies[$uri]=$3
fi
}
# TODO: Get exit status of qmlimportscanner
while read import version; do
if [ -z "$version" ]; then
dependencies[$import]=0
continue
fi
maj="${version%.*}"
min="${version#*.}"
# For imports without minor version like "import org.kde.kirigami 2",
# the minor version is reported as 255. Treat that as 0 instead.
if [ "$min" = 255 ]; then
min=0
fi
foundDependency "$import" "$maj" "$min"
done < <(grep -vE '/designer/.*\.qml' | xargs -r "$importscanner" -qmlFiles | jq -r '.[] | select(.type == "module") | .name + " " + .version')
for export in "${!dependencies[@]}"; do
ver="${dependencies["$export"]}"
if [ "$ver" != 0 ]; then
echo "qt${qtver}qmlimport(${export}) >= ${ver}"
else
echo "qt${qtver}qmlimport(${export})"
fi
done
exit $ret