royratcliffe

--- Unique pairs.
-- @module uniq
-- @author Roy Ratcliffe <roy@ratcliffe.me>
-- @copyright 2023, 2024
-- @license MIT
local _M = {}
local unpack = table.unpack or unpack -- Lua 5.1 compatibility

--- Answers the next index and unique value.
-- See [Semantics of the Generic `for`](https://www.lua.org/pil/7.2.html) for

royratcliffe

// For format details, see https://aka.ms/devcontainer.json. For config options, see the
// README at: https://github.com/devcontainers/templates/tree/main/src/ubuntu
{
	"name": "Ubuntu",
	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
	"image": "mcr.microsoft.com/devcontainers/base:jammy",

	// Features to add to the dev container. More info: https://containers.dev/features.
	"features": {
		"ghcr.io/rocker-org/devcontainer-features/apt-packages:1": {

royratcliffe

// For format details, see https://aka.ms/devcontainer.json. For config options, see the
// README at: https://github.com/devcontainers/templates/tree/main/src/ubuntu
{
	"name": "Ubuntu",
	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
	"image": "mcr.microsoft.com/devcontainers/base:jammy",
	"features": {
		"ghcr.io/rocker-org/devcontainer-features/apt-packages:1": {
			"upgradePackages": true,
			"packages": ""

royratcliffe

#include <cassert>

/*!
 * \brief True if the first string ends with the second string.
 * \param ends String with some required ending for which to test.
 * \param with Ending to test the first string against.
 */
bool ends_with(const std::string &ends, const std::string &with) {
  return ends.length() >= with.length() &&
         ends.compare(ends.length() - with.length(), with.length(), with) == 0;

royratcliffe

{
    // Use IntelliSense to learn about possible attributes.
    // Hover to view descriptions of existing attributes.
    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
    "version": "0.2.0",
    "configurations": [
        {
            "name": "(gdb) Launch",
            "type": "cppdbg",
            "request": "launch",

royratcliffe

@REM wsl --shutdown docker-desktop
@REM wsl --shutdown docker-desktop-data
select vdisk file="C:\Users\..\AppData\Local\Docker\wsl\data\ext4.vhdx"
attach vdisk readonly
compact vdisk
detach vdisk

royratcliffe

rootfs:
	docker run -it --rm -v rootfs:/mnt -v .:/home alpine tar -C /mnt -xf /home/rootfs.tar

rootfs-%:
	docker run -it --rm -v rootfs:/mnt --privileged --platform linux/arm arm32v7/alpine $*

ash: rootfs-ash

# /etc/init.d/rcK
# /etc/init.d/rcS

royratcliffe

config BR2_PACKAGE_SWIPL_FFI
	bool "SWI-Prolog FFI"
	depends on BR2_PACKAGE_SWIPL
	depends on BR2_PACKAGE_LIBFFI
	help
	  Dynamic calling C from Prolog.
	  This package deals with calling C functions from shared objects from Prolog without writing wrappers.

royratcliffe

# swipl supports arch for which libc fenv.h provides all four macros:
# FE_DOWNWARD, FE_TONEAREST, FE_TOWARDZERO, FE_UPWARD
# See for example in glibc https://sourceware.org/git/glibc.git
# git grep -E '^[[:space:]]*#[[:space:]]*define[[:space:]]+FE_(TONEAREST|UPWARD|DOWNWARD|TOWARDZERO)' sysdeps/
config BR2_PACKAGE_SWIPL_ARCH_SUPPORTS
	bool
	default y if BR2_aarch64 || BR2_aarch64_be
	default y if BR2_arceb || BR2_arcle
	default y if BR2_arm || BR2_armeb
	default y if BR2_i386

royratcliffe

DISPLAY=${DISPLAY}
WAYLAND_DISPLAY=${WAYLAND_DISPLAY}
XDG_RUNTIME_DIR=${XDG_RUNTIME_DIR}
PULSE_SERVER=${PULSE_SERVER}