S91_utils

function zsh_build() {
    if [ -e "setup.py" ]; then
        nosetests -x -w tests
    elif [ -e "SConstruct" ]; then
        scons
    elif [ -e "Makefile" ]; then
        make
    fi
}

function inplace() {
    if [ "$#" -lt 2 ]; then
        echo "usage: $0 <filename> <command> [<arg> [<arg> ... ]]"
        return 2
    fi
    if [ ! -f "$1" ]; then
        echo "$0: $1: no such file"
        return 1
    fi
    filename="$1"
    shift
    if ! isexe "$1"; then
        echo "$0: $1: command not found"
        return 1
    fi
    tempfile="$(mktemp /tmp/.inplace-XXXXXX)"
    if [ $? -ne 0 ]; then
        echo "$0: can't create tempfile"
        return 1
    fi
    "$@" < "$filename" > "$tempfile"
    if [ $? -ne 0 ]; then
        echo "$0: command failed; $tempfile remains for your examination"
        return 1
    fi
    mv -f "$tempfile" "$filename" 2>/dev/null # errors could include chown errors since mktemp is setuid
    if [ $? -ne 0 ]; then
        echo "$0: mv failed; $tempfile remains for your examination"
        return 1
    fi
}

function freq() {
    sort | uniq -c | sort -n
}

function spacecrush() {
  sed -e 's/  */ /g'
}

function linecrush() {
  grep -v '^$'
}

function oneline() {
  local delimeter="$1"
  [ -z "$delimeter" ] && delimeter=" "
  tr '\n' "$delimeter" ; echo
}
function multiline() {
  local delimeter="$1"
  [ -z "$delimeter" ] && delimeter=" "
  striplines | tr "$delimeter" '\n'
}
function highlight() {
  case "$1" in
    --red) shift ; local _grep_colors="mt=01;31";;
    --blue) shift ; local _grep_colors="mt=01;34";;
    --yellow) shift ; local _grep_colors="mt=01;33";;
    --green) shift ; local _grep_colors="mt=01;32";;
  esac
  keyword="$1"
  shift
  GREP_COLORS="$_grep_colors" egrep "$@" --color=always \(^\|"$keyword"\)
}

function saneperms() {
    local dir=${1:-.}
    local uid=${SANEPERMS_USER:-$UID}
    local gid=${SANEPERMS_GROUP:-$GID}

    sudo true
    sudo find . -mindepth 1 -print0 | sudo xargs --null --no-run-if-empty chown $uid:$gid
    sudo find . -mindepth 1 -type f -print0 | sudo xargs --null --no-run-if-empty chmod 644
    sudo find . -mindepth 1 -type d -print0 | sudo xargs --null --no-run-if-empty chmod 2755
}

function rmdsstore() {
    local dir=${1:-.}
    find $dir -name '.DS_Store' -delete
    find $dir -name '._.DS_Store' -delete
}
function rmemptydirs() {
    local dir=${1:-.}
    find $dir -type d -delete 2>&1 >/dev/null | grep -v 'Directory not empty'
}