#!/usr/bin/env bash
# Run a compiled Qt target on the HOST against the ISOLATED Qt 5.14.2 in .qt514/.
#   Usage: tools/run_qt.sh <target> [args...]
#   Headless/scriptable: QT_QPA_PLATFORM=offscreen tools/run_qt.sh <target>
# Isolation is by LD_LIBRARY_PATH + Qt plugin path, NOT a container. Verified by
# ldd: linked Qt libs resolve only to .qt514/, zero refs to system /usr/lib Qt5.
set -euo pipefail
REPO_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
target="${1:?usage: tools/run_qt.sh <target> [args...]}"
shift || true
QT_ROOT="$REPO_ROOT/.qt514/5.14.2/gcc_64"
bin=$(find "$REPO_ROOT/build" -type f -name "$target" -executable 2>/dev/null | head -1) || true
if [ -z "$bin" ]; then
    echo "Qt target '$target' not found under $REPO_ROOT/build. Build first." >&2
    exit 1
fi
export LD_LIBRARY_PATH="$QT_ROOT/lib${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}"
export QT_PLUGIN_PATH="$QT_ROOT/plugins"
export QT_QPA_PLATFORM_PLUGIN_PATH="$QT_ROOT/plugins/platforms"
exec "$bin" "$@"