kristianlm

#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <sys/mman.h>

int main(int argc, char *argv[]) {
  unsigned int pagesize;

kristianlm

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kristianlm

;;(define cal (with-input-from-file "v2020.scm" read))
;;2020
(define cal 
`(
 ;;w mtotfls
 ( 5 dfaadff)
 (23 dfnnfff)
 ))

(import chicken.io 

kristianlm

#include <windows.h>
#include <stdio.h>

int screen_w() {
  return GetSystemMetrics(SM_CXVIRTUALSCREEN)
    - GetSystemMetrics(SM_XVIRTUALSCREEN);
}

int screen_h() {

kristianlm

(use minissh nrepl)

;; the default /dev/random causes hangs
(use tweetnacl) (current-entropy-port (open-input-file "/dev/urandom"))

;; the secret key would normally be kept safe
(define host-pk
  "AAAAC3NzaC1lZDI1NTE5AAAAIIfd+rbtTF2hJJbnnbQxtp2UVrUWkQtnsT8CL9iLpZBZ")
(define host-sk
  #${ba72291c15494ee02003b3c0bb0f8507a6a803850aa811d015b141a193e2447d

kristianlm

;;; generator function example, inspired by this post:
;;; http://matt.might.net/articles/programming-with-continuations--exceptions-backtracking-search-threads-generators-coroutines/
;;;
;;; Kristian Lein-Mathisen 2017

(import (scheme small))

; current-continuation : -> continuation
(define (current-continuation) 
  (call-with-current-continuation

kristianlm

// show an image in the terminal using ascii colors
// demonstrates raw pixel access
// (only works on certain image file types, though)
#include <stdio.h>
#include <FreeImage.h>

int meta(FIBITMAP *dib) {
  FITAG *tag = NULL;
  FIMETADATA *mdhandle = NULL;
  mdhandle = FreeImage_FindFirstMetadata(FIMD_EXIF_MAIN, dib, &tag);

kristianlm

;; a nicer alist api

(define (aref alst key #!optional (missing (lambda () #f)) (= equal?))
  (let loop ((alst alst))
    (if (pair? alst)
        (if (= (caar alst) key) (cdar alst) (loop (cdr alst)))
        (if (procedure? missing) (missing) missing))))

(define (adel alst key #!optional (= equal?))
  (alist-delete key alst =))

kristianlm

{}

kristianlm

[u2@user1-pc chicken-android-template-master]$ export PATH=$PATH:/home/u2/android/android-ndk-r11c:/home/u2/android/android-sdk-linux/platform-tools:
[u2@user1-pc chicken-android-template-master]$ export ANDROID_HOME=/home/u2/android/android-sdk-linux
[u2@user1-pc chicken-android-template-master]$ make

Warning: excluded identifier doesn't exist in module chicken: define-macro
make -C jni/chicken # should build the cross-chicken
make[1]: Entering directory '/home/u2/Desktop/chicken-android-template-master/jni/chicken'

Warning: excluded identifier doesn't exist in module chicken: define-macro
echo /home/u2/Desktop/chicken-android-template-master/jni/chicken/chicken-core/