54 lines
2.1 KiB
Bash
Executable file
54 lines
2.1 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Part of JoeyLib, Copyright (c) 2026 Scott Duensing, under the MIT License.
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# See LICENSE.md for license information.
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# SPDX-License-Identifier: MIT
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#
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# verify-sdl3-icon.sh - an SDL3 program's icon on its window.
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#
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# make bakes every SDL3 program's icon into it (make/sdl3.mk: tools/iconBake.py
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# c, SDL3_ICON_SIZE pixels square), and the backend gives it
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# SDL_SetWindowIcon (HOSTED_WINDOW_ICON). DRAW (examples/draw) runs on a
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# private Xvfb display through SDL's X11 driver, which hands the icon to X
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# as the window's _NET_WM_ICON; that must be the program's picture as
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# iconBake.py fits it (scripts/lib/netWmIcon.py).
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#
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# Usage: scripts/verify-sdl3-icon.sh
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# Exit: 0 PASS, 1 FAIL, 2 SKIP (DRAW not built)
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# Requires: Xvfb, xdotool, xprop, python3 + PIL; build/sdl3/bin/DRAW
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# (make sdl3).
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set -euo pipefail
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repo=$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)
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source "$repo/scripts/lib/joeyEnv.sh"
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label=verify-sdl3-icon
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program=$(joeyExampleProgram draw sdl3)
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[ -x "$program" ] || { echo "$label: build DRAW first (make sdl3)" >&2; exit 2; }
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# The picture DRAW's icon is baked from, and the size, as make has them.
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read -r picture size < <(make -s -f "$repo/make/sdl3.mk" --eval 'iconOf: ; @echo $(call programIcon,DRAW) $(SDL3_ICON_SIZE)' iconOf)
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work=$(mktemp -d -t joeylib-sdl3-icon.XXXXXX)
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displayNum=$((RANDOM % 500 + 300))
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cleanup() {
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joeyStop "${drawPid:-}"
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[ -n "${xvfbPid:-}" ] && kill "$xvfbPid" 2>/dev/null
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rm -rf "$work"
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}
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trap cleanup EXIT
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python3 "$repo/tools/iconBake.py" png "$picture" "$work/want.png" "${size}x${size}"
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Xvfb ":$displayNum" -screen 0 1024x768x24 -nolisten tcp >/dev/null 2>&1 &
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xvfbPid=$!
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sleep 1
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DISPLAY=":$displayNum" SDL_VIDEO_DRIVER=x11 SDL_AUDIO_DRIVER=dummy "$program" >"$work/draw.log" 2>&1 &
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drawPid=$!
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sleep 3
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win=$(joeyFindWindow ":$displayNum" "$drawPid") || true
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if [ -z "$win" ]; then
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echo "$label: FAIL - DRAW's window not found" >&2
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exit 1
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fi
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DISPLAY=":$displayNum" xprop -id "$win" -f _NET_WM_ICON 32c ' = $0+' _NET_WM_ICON > "$work/icon.txt" 2>&1
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python3 "$repo/scripts/lib/netWmIcon.py" "$work/icon.txt" "$work/want.png" "$size" "$label"
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