Charles Eckman cceckman

Now at https://codeberg.org/cceckman

cceckman / error.log

Created February 20, 2014 07:45

Trait inheritance in Rust?

	gist.rs:12:5: 16:6 error: method `add` is not a member of trait `vector<A>`
	gist.rs:12 fn add(&self, rhs : &(A,A,A)) -> (A,A,A){
	gist.rs:13 let (x,y,z) = *self;
	gist.rs:14 let (a,b,c) = *rhs;

cceckman / gist:9214876

Created February 25, 2014 18:33

Method calls in Rust

	trait ScreenCanvas{
	fn sync(&Self) -> bool;
	fn setResolution(&Self) -> bool;
	}

	struct screen_buffer_info{
	x : uint;
	}

	impl ScreenCanvas for screen_buffer_info{

cceckman / example.c

Created February 27, 2014 06:32

	#include <stdio.h>

	int i = 0; // Static values are initialized to 0 according to C spec, this just makes it explicit

	int foo(){
	i = i + 1;
	return i;
	}

	int main(){

cceckman / mod.rs

Last active August 29, 2015 13:56

	use self::arm1176jzf_s::gpio::pin_mode::OUTPUT;
	// Compilation error: cannot import from a trait or type implementation

	pub mod arm1176jzf_s;
	// Defined with submodules in separate file

	pub fn init() {
	let p : Pin = arm1176jzf_s::gpio::Pin::get(16);
	p.setMode(OUTPUT);
	// setMode has a single parameter of type arm1176jzf_s::gpio::pin_mode; OUTPUT is a variant thereof

cceckman / foo.cpp

Created March 5, 2014 04:17

Resizing a vector.

cceckman / Makefile-onetarget

Last active August 29, 2015 13:57

Inconsistency emit bc,link

	SHELL=/bin/bash
	TARGET := arm-linux-noeabi

	CHIP := arm926ej-s
	rpi: CHIP := arm1176jzf-s

	GCC_PREFIX := $(GCC_PREFIX)arm-none-eabi-

	RUSTC := $(RUST_ROOT)/bin/rustc
	#RUSTCFLAGS := -O --target $(TARGET) -Z no-landing-pads -Z debug-info -Z extra-debug-info --cfg $(CHIP)

cceckman / test.sh

Created March 18, 2014 04:42

BC output dependent on other targets

	#!/bin/bash

	mkdir bc
	mkdir bclink
	git clone git@github.com:thestinger/rust-core

	rustc --emit=bc --out-dir=bc rust-core/core/lib.rs
	rustc --emit=bc,link --out-dir=bclink rust-core/core/lib.rs

	diff bc/core.bc bclink/core.bc

cceckman / minheap.cpp

Created April 7, 2014 18:33

minheap implementation

	#include "minheap.h"

	/* Default constructor */
	minheap::minheap()
	{
	// Ensure that there is always an empty element at index 0
	values.push_back(0);
	};

	void minheap::insert(int v)

cceckman / gist:cd171aa8ec212ca47d43

Last active August 29, 2015 14:03

Packet decoder to 10-bit samples

	// For chasecaleb of #xkcd. Untested- use at your own risk!
	// I took this on just as a challange, so please review / check against your own work.

	#define PACKET_DATA_SZ 22
	#define SAMPLE_BITS 10

	typedef struct {
	uint32_t timestamp;
	char data[PACKET_DATA_SZ];
	} sample_packet_t;

cceckman / 01-pv-gce.yml

Created May 22, 2017 06:58

Non-working PV

	# after having run `$ gcloud compute disks create --size=2GB gce-nfs-disk`
	apiVersion: v1
	kind: PersistentVolume
	metadata:
	name: nfs-pv
	labels:
	app: test
	spec:
	capacity:
	storage: 2Gi