mv .aliases exports to .exports. merge Termux exports. url py3

mathiasbynens#1048

.aliases

@@ -25,7 +25,6 @@ alias -- -='cd -'
 
 # assume GNU flavor
 colorflag='--color=auto'
-export LS_COLORS='no=00:fi=00:di=01;31:ln=01;36:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arj=01;31:*.taz=01;31:*.lzh=01;31:*.zip=01;31:*.z=01;31:*.Z=01;31:*.gz=01;31:*.bz2=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.jpg=01;35:*.jpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.mov=01;35:*.mpg=01;35:*.mpeg=01;35:*.avi=01;35:*.fli=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.ogg=01;35:*.mp3=01;35:*.wav=01;35:'
 
 if [ -z "$PREFIX" ]; then
 	PREFIX=/usr
@@ -41,12 +40,10 @@ if [ -x "$PREFIX/bin/dircolors" ]; then
 	alias fgrep="fgrep $colorflag"
 	alias egrep="egrep $colorflag"
 fi
-if [ "$PREFIX" -eq /usr ]; then
+if [ "$PREFIX" = /usr ]; then
 	unset PREFIX
 fi
 
-export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'
-
 # v = verbose
 alias lalfv='ls -alF'
 alias lalf='ls -AlF'
@@ -71,9 +68,7 @@ command -v hd > /dev/null || alias hd='hexdump -C'
 # to-do: this should be implemented by moving all files to a tmp desktop,
 # for portability
 
-# URL-encode strings
-# to-do: properly convert to py3
-#alias urlencode='python3 -c "import sys, urllib as ul; print(ul.quote_plus(sys.argv[1]))"'
+alias urlencode='python3 -c "from sys import argv; from urllib.parse import quote_plus as q; print(q(argv[1]))"'
 
 # intuitive map function.
 # for example, to list all directories that contain a certain file:
@@ -86,7 +81,7 @@ alias paths='echo -e ${PATH//:/\\n}'
 
 # env-specific stuff
 
-if [ -z "TERMUX_VERSION" ]; then
+if [ -z "$TERMUX_VERSION" ]; then
 
 	# I hate Samsung, but dex is a good short name
 	alias cdex='cd ~/Desktop'

.exports

@@ -1,21 +1,21 @@
 #!/bin/sh
-export HISTSIZE=1024
-export HISTFILESIZE="$((HISTSIZE * 2))"
+export HISTSIZE=2048
+export HISTFILESIZE="$((HISTSIZE << 2))"
 
 # https://www.gnu.org/software/bash/manual/html_node/Bash-Variables.html#index-HISTCONTROL
-export HISTCONTROL=ignoreboth:erasedups
+export HISTCONTROL=ignoreboth:erasedups # is this POSIX-compliant?
 
 #PROMPT_COMMAND="history -foobar; $PROMPT_COMMAND"
 
 export LANG='en_US.UTF-8'
 export LC_ALL='en_US.UTF-8'
 export PYTHONIOENCODING='UTF-8'
 
-export EDITOR=vim
+export EDITOR=nano
 export VISUAL=nano
 
-# highlight section titles in manual pages
-export LESS_TERMCAP_md="${yellow}"
+# assume GNU flavor
+export LS_COLORS='no=00:fi=00:di=01;31:ln=01;36:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arj=01;31:*.taz=01;31:*.lzh=01;31:*.zip=01;31:*.z=01;31:*.Z=01;31:*.gz=01;31:*.bz2=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.jpg=01;35:*.jpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.mov=01;35:*.mpg=01;35:*.mpeg=01;35:*.avi=01;35:*.fli=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.ogg=01;35:*.mp3=01;35:*.wav=01;35:'
 
-# don't clear screen after quitting a manual page
-export MANPAGER='less -X'
+# highlight section titles in manual pages
+export LESS_TERMCAP_md="${yellow}" # implicitly sourced from `.bash_prompt` (when `.bash_profile` is executed)