dmenu_man

#!/bin/sh

export MANSECT=1,3,7
ASK_SECTION=false
BG_COLOR=#000000
FG_COLOR=#858900 #solarized green
SEL_BG_COLOR=$FG_COLOR
SEL_FG_COLOR=$BG_COLOR
FONT="Fixed-8"

cachedir=${XDG_CACHE_HOME:-"$HOME/.cache"}
if [ -d "$cachedir" ]; then
    cache=$cachedir/dmenu_run
else
    cache=$HOME/.dmenu_cache # if no xdg dir, fall back to dotfile in ~
fi

my_dmenu ()
{
    local prompt=${1:-"Man:"}
    local height=${2:-4}
    LANG=en_US.UTF-8 dmenu -p $prompt -nf $FG_COLOR -nb $BG_COLOR -sb $SEL_BG_COLOR -sf $SEL_FG_COLOR -i -fn "$FONT"
}

IFS_SAVE=$IFS #need a prettier way to do this
IFS=:
if stest -dqr -n "$cache" $PATH; then
    page=`stest -flx $PATH | sort -u | tee "$cache" | my_dmenu`
else
    page=`my_dmenu < "$cache"`
fi
IFS=$IFS_SAVE

if [ ! $page ] ; then
    exit
fi

multi=`apropos "^$page$"`
if [ `echo $multi|wc -l` -gt 1 ] ; then
    if [ $ASK_SECTION = true ] ; then
        section=`echo $multi | egrep -o "\([[:digit:]]+\)" |egrep -o "[[:digit:]]" |my_dmenu Section:`
    fi
fi

if [ $page ] ; then
    xterm -e "/usr/bin/man $section $page" &
fi