My Termux customizations. Since I'm not aware of a simpler way of syncing them I just created this. They are mostly subsets of my desktop configs.

aliases

#!/bin/bash
# Although this is run by Zsh, Bash shebang is used for shellcheck

alias e='$EDITOR' # Defined in .zshenv
alias ek="echo"
alias le="less"
alias wh="whichh"
alias wb="which_ bat"
alias wl="which_ less"

alias gpl='git pull'

alias vimrc="e ~/.vimrc"
alias zshrc="e ~/.zshrc"
alias zshenv="e ~/.zshenv"

alias psg='ps aux | grep -v " grep " | grep -i'

alias -g 21='2>&1'
alias -g 2D='2>/dev/null'
alias -g G='| grep -in'
alias -g G3='| grep -in -A 1 -B 1'

alias lp='echo $PATH | tr ":" "\n"'
alias lps='echo $PATH | tr ":" "\n" | sort -f'
alias path=lp

alias pg="ping google.com"
alias p1="ping 1.1.1.1"
alias p192="ping 192.168.1.1"
alias tr1="traceroute 1.1.1.1"
alias tr192="traceroute 192.168.1.1"
alias whois_myip='myip_whois'

alias ek="echo"

functions

#!/bin/bash
# Although this is run by Zsh, Bash shebang is used for shellcheck

function my_external_ip() {
  # Doesn't recognize proxy (Caches the result?)
  # dig -4 TXT +short o-o.myaddr.l.google.com @ns1.google.com | tr -d '"'
  curl -fLs ifconfig.me
}

function myip() {
  echo '- External:'
  my_external_ip

  printf '\n- Internal:\n'

  local interface
  case "$OSTYPE" in
    linux-android) interface=wlan0
    ;;
    *) interface=en0
    ;;
  esac

  ifconfig $interface | grep 'inet ' | awk "{ print \$2 }"
}

function myip_whois() {
  local ip
  ip=$(echo_eval my_external_ip)
  echo_eval "whois $ip"
}

function which_() {
  local name=$1 cmd=$2 file_path
  file_path=$(which "$name")
  if [[ -f $file_path ]]; then
    "$cmd" "$file_path"
  else
    echo "$file_path"
  fi
}

function whichh() {
  local input=$1 type_str type_ret

  # When it's a variable name
  if [[ $input == '$'* ]]; then
    printf '%s=' "$input"
    eval "echo ""$input"""
    return
  fi

  type_str=$(type "$input")
  type_ret=$?

  if [[ $type_str == *' function '* ]]; then
    whence -v "$input"
    printf '\n - Note that the printed function definition may be different from the source - \n\n'
    which -x 2 "$input"

  elif [[ $type_str == *' alias '* ]]; then
    echo "$type_str"
    local full_cmd=${type_str#*for } cmd
    cmd=${full_cmd%% *}
    [[ $cmd == "$input" ]] && return # Prevent infinite loop, e.g. `alias ls=ls -etc`
    whichh "$cmd"

  elif [[ $type_str == *' is '* ]]; then
    local file="${type_str#*is }"
    if [[ -L $file ]]; then
      ls -l "$file"
    else
      echo "$type_str"
    fi

  else
    echo "$type_str"
    return $type_ret
  fi
}

My_Termux_Customizations.md

Installation

pkg install git vim
git clone https://gist.github.com/6f1c30a51577c2b0370415f210093ba1.git ~/termux_gist
bash ~/termux_gist/setup.sh

# Then, edit `~/.zshrc`:
ZSH_THEME="sunaku"

Optional: Click and hold > More > Style > install and select color scheme

Updating

cd ~/termux_gist
git pull

setup.sh

#!/usr/bin/env bash
set -euxo pipefail
IFS=$'\n\t'

# https://wiki.termux.com/wiki/ZSH
pkg install zsh
chsh -s zsh
sh -c "$(curl -fsSL https://raw.githubusercontent.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"

ln -s ~/termux_gist/zshenv ~/.zshenv
ln -s ~/termux_gist/vimrc ~/.vimrc
echo "source ~/termux_gist/aliases" >> ~/.zshrc
echo "source ~/termux_gist/functions" >> ~/.zshrc

vimrc

set nocompatible        " We're running Vim, not Vi!
set clipboard=unnamed   " Use system clipboard as default clipboard
set cursorline          " highlight current line
set number              " show line numbers

set showcmd             " show command in the last line
set showmatch           " highlight matching [{()}]
set splitbelow
set wildmenu            " visual autocomplete for command menu

" set textwidth=100
set colorcolumn=100     " See `highlight ColorColumn` below

set hlsearch            " highlight matches
set ignorecase          " case-insensitive search by default
set smartcase           " except when an upper-case letter used in the search
set incsearch           " search as characters are entered

filetype on           " Enable filetype detection
filetype indent on    " Enable filetype-specific indenting
filetype plugin on    " Enable filetype-specific plugins

" Needs to be after filetype plugin - see :h csv-syntax-error
syntax on             " Enable syntax highlighting

let mapleader=","     " Leader is comma

nnoremap <Leader><space> :nohl<CR>
nnoremap <Leader>b :Buffers<CR>

zshenv

#!/bin/bash
# Although this is run by Zsh, Bash shebang is used for shellcheck

export EDITOR='vim'
export VISUAL='vim'