danielsource

; How to compile this file:
; $ nasm -felf64 -o hello.o hello-linux64.asm
; $ ld -o hello.out hello.o
; $ ./hello.out
;
; Elements of a NASM program:
; * labels
; * instructions
; * operands
; * directives

danielsource

#include <stdio.h>

int main(void) {
  printf("hello, world!\n");
  return 0;
}

/*
C operator precedence (RL is right-to-left associativity instead of LR)
+------------+---------------------------------------+

danielsource

Some things that I did when half-reading https://blinry.org/tiny-linux/

Some other commands used:
  git clone --depth=1 --branch=v6.12 git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
  make tinyconfig
  make menuconfig
  make -j4

diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 96842ce81..8f0ab7094 100644

danielsource

#!/bin/sh
exec qemu-system-x86_64 \
	-name "Windows 7" \
	-enable-kvm \
	-cpu host \
	-smp 2 \
	-m 1G \
	-hda windows7.qcow2 \
	-vga std \
	-nic none `# disables network` \

danielsource

C operator precedence (RL is right-to-left associativity instead of LR)
+------------+---------------------------------------+
| precedence | operator                              |
+------------+---------------------------------------+
|  1         | x++ x-- x() x[] . -> (type){list}     |
|  2 (RL)    | ++x --x +x -x ! ~ (type) *x &x sizeof |
|  3         | * / %                                 |
|  4         | + -                                   |
|  5         | << >>                                 |
|  6         | < <= > >=                             |

danielsource

:: Build script.

@echo off
setlocal

set VSLANG=1033
set flags=/nologo /std:c++14 /Zi /W4 /wd4100

if not exist win32_precomp.pch (
  cl %flags% /Yc"win32_precomp.hpp" /c win32_precomp.cpp

danielsource

;;
;; My old config for GNU Emacs
;; Newest: https://github.com/danielsource/dotfiles/blob/main/.emacs
;;

(if (fboundp 'menu-bar-mode)
    (menu-bar-mode -1))
(if (fboundp 'tool-bar-mode)
    (tool-bar-mode -1))
(if (fboundp 'scroll-bar-mode)