#!/bin/zsh
# for both zsh and bash

#umask 027 # screw others
umask 022 # don't inherit last umask. pip will break itself.

ADDPATH() {
    grep ":$1:" <<<":$PATH:" >/dev/null || export PATH="$PATH:$1"
}

ADDPATH "$HOME/opt/local/bin"

r="$HOME/.gem/ruby/2.2.0/bin"
mkdir -p "$r" && ADDPATH "$r"
unset r

ify() {
    [ $# -ge 2 ] || return
    local ex=$1
    shift
    $@ | $ex
}

has() { which "$1" >/dev/null 2>&1 && which "$1"; }

# cleanup in case of inherited exports
for x in AR CC CPP CXX CFLAGS CPPFLAGS CXXFLAGS LDFLAGS RANLIB RC WINDRES; do
    unset $x
done

[ "$LANG" != "en_US.UTF-8" ] && echo "Warning: LANG is $LANG"

# PuTTY over serial
[[ "$TERM" == vt102 ]] && export TERM="xterm"

export PREFIX="$HOME/opt/local"
export CC="$(has clang || has gcc)"
export CXX="$(has clang || has g++)"
export CFLAGS='-march=native -O2'
export LDFLAGS='-Wl,-O1,--sort-common,-z,relro'
export CFLAGS="$CFLAGS -I'$HOME/opt/local/include'"
export LDFLAGS="$LDFLAGS -L'$HOME/opt/local/lib'"
export CXXFLAGS="$CFLAGS"
export LD_LIBRARY_PATH= # -n isn't an option in zsh's export
export MAKEFLAGS="-j2"

export EDITOR='vim -p'
export GOPATH="$HOME/go"

# colors
for x in ls dir vdir grep fgrep egrep; do
    alias $x="$x --color=auto"
done
#alias make="$(has colormake || has make)"

# just flags
export LESS='-SR'
alias makedbg='CFLAGS="-O0" LDFLAGS="-g" make'
alias fils="du -bad1"
alias lsfm="lsf -ugpms"
alias lsa="ls -A --group-directories-first"
alias logs="logs -o cat -b -e"
alias logsf="logs -f -e"
alias diff="git diff --color=auto --no-ext-diff --no-index"
alias db="dropbox_uploader"

# being specific
alias erc="e ~/.zshrc ~/shrc.zsh ~/.bashrc ~/.vimrc"
alias irc="screen -dR irc irssi"
alias crawl='screen -dR crawl ssh crawl@crawl.develz.org -i ~/.ssh/crawl'
alias crawla='screen -dR crawl ssh crawl@crawl.akrasiac.org -l joshua -i ~/.ssh/crawl'
alias revend='objcopy -I binary -O binary --reverse-bytes=4'

# providing extra functionality
# TODO: dotfiles first, like `LC_ALL=C ls -A` which doesnt work with -X flag
alias ll="ify less ls -ACX --group-directories-first --color=force"
alias counts='find . | wc -l'
alias exts='print -l *(:e:l) | sort | uniq -c | sort -n'
alias meow='( cd ~/play/meow; ~/sh/meow.sh/run -pa )'
alias nocom='grep -oP --line-buffered --color=never "^[^#]+"'
alias unwrap='awk '\''BEGIN{RS="\n\n";FS="\n"}{for(i=1;i<=NF;i++)printf "%s ",$i;print "\n"}'\'
alias picky='{ pacman -Qgq base base-devel | tee -; pacman -Qtnq; } | sort | uniq -u'
alias unused='{ pacman -Qt; pacman -Qe | tee -; } | sort | uniq -u'
alias makepkgf='sudo -u $USER MAKEFLAGS=-j2 makepkg -Af --skipchecksums'
alias rakef='rake && gem build *.gemspec && gem install *.gem'
alias rot13='tr "A-Za-z0-9" "N-ZA-Mn-za-m5-90-4"'
alias cleanse='tr -cd "\11\12\15\40-\176"'

function trash() {
    dd status=none if=/dev/random bs=1 count="$1"
}

. ~/sh/z/z.sh

export MPV_STREAM_FLAGS="--quiet --no-sub --vo=opengl:swapinterval=0"

twitch(){
    livestreamer "twitch.tv/$1" best -p mpv -a \
      "$MPV_STREAM_FLAGS ${2:+--autofit=}${2:-} {filename}"
}

# hitbox uses rtmp but mpv doesnt support rtmp dump parameters
hitbox(){
    livestreamer "hitbox.tv/$1" best -p mpv -a \
      "$MPV_STREAM_FLAGS ${2:+--autofit=}${2:-} {filename}"
}