File qml.req of Package qml-autoreqprov

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File qml.req of Package qml-autoreqprov

#!/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 ${qtvers}; do
	if [ -e "/usr/lib/libQt${ver}Core.so.${ver}" ] || [ -e "/usr/lib64/libQt${ver}Core.so.${ver}" ]; then
		qtver="${qtver}${ver}"
	fi
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

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File qml.req of Package qml-autoreqprov

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