enh

// https://adventofcode.com/2023/day/1


// as -o one.o one.s && ld -o one one.o
// echo -e "1abc2\npqr3stu8vwx\na1b2c3d4e5f\ntreb7uchet\n" | ./one


.equ __NR_read, 63
.equ __NR_write, 64
.equ __NR_exit_group, 94

enh

diff --git a/toys/other/i2ctools.c b/toys/other/i2ctools.c
index ad296adf..95280988 100644
--- a/toys/other/i2ctools.c
+++ b/toys/other/i2ctools.c
@@ -17,6 +17,7 @@ USE_I2CDETECT(NEWTOY(i2cdetect, ">3aFlqry[!qr]", TOYFLAG_USR|TOYFLAG_SBIN))
 USE_I2CDUMP(NEWTOY(i2cdump, "<2>2fy", TOYFLAG_USR|TOYFLAG_SBIN))
 USE_I2CGET(NEWTOY(i2cget, "<2>3fy", TOYFLAG_USR|TOYFLAG_SBIN))
 USE_I2CSET(NEWTOY(i2cset, "<4fy", TOYFLAG_USR|TOYFLAG_SBIN))
+USE_I2CTRANSFER(NEWTOY(i2ctransfer, "<2vfy", TOYFLAG_USR|TOYFLAG_SBIN))
 

enh

/* gpiod.c - gpio tools
 *
 * Copyright 2021 The Android Open Source Project
 *
 * TODO: gpiomon

USE_GPIODETECT(NEWTOY(gpiodetect, ">0", TOYFLAG_USR|TOYFLAG_BIN))
USE_GPIOFIND(NEWTOY(gpioinfo, "", TOYFLAG_USR|TOYFLAG_BIN))
USE_GPIOGET(NEWTOY(gpioget, "<2l", TOYFLAG_USR|TOYFLAG_BIN))
USE_GPIOINFO(NEWTOY(gpiofind, "<1>1", TOYFLAG_USR|TOYFLAG_BIN))

enh

// cc -mrdrnd rdrand.c -o rdrand && ./rdrand | head

#include <stdio.h>

void main() {
  while (1) {
    unsigned long long v;
    int i = __builtin_ia32_rdrand64_step(&v);
    printf("%d %#8llx\n", i, v);
  }

enh

PS1="\[\e[1;33m\]\w\$\[\e[0m\] "
PS1="\[\e]0;\u@\h: \w\a\]$PS1"

enh

$if Bash

set show-all-if-ambiguous on

# History search.
"\e[A": history-search-backward
"\e[B": history-search-forward
"\e[C": forward-char
"\e[D": backward-char

enh

#!/bin/bash
set -eu

package_name=$1

if [ "$package_name" == "all" ]; then
  for p in `ls ports`; do
    echo "-----------------------------------"
    echo "$p"
    echo "-----------------------------------"

enh

#!/bin/bash

version=1.68.0
echo "Building boost $version..."

set -eu

toolchain=$PWD/toolchain
if [ ! -d "$toolchain" ]; then
  echo "Building toolchain..."