#!/bin/sh
#
# Select files with mc and MIME-encode them to stdout
#

trap 'r=$?; rm -f $tmpfile $tmpfile2 ~/.mc.sel; exit $r' 0 1 2 3 13 15

tmpfile=$(mktemp ~/.mminc.XXXXXX) || exit 1
tmpfile2=$(mktemp ~/.mminc.XXXXXX) || exit 1

while read -r line; do
    case "$line" in
    [Mm][Ii][Mm][Ee]-[Vv]ersion:* | [Cc]ontent-[Tt]ype:* | \
	    [Cc]ontent-[Tt]ransfer-[Ee]ncoding:*)
	[ -n "$hdr_done" ] && echo "$line" >>$tmpfile;;
    "") hdr_done=1;;
    *)
	redir=; [ -n "$hdr_done" ] && redir=">>$tmpfile"
	eval "echo \"$line\" $redir";;
    esac
done

mcsel -k; [ -f ~/.mc.sel ] || { cat $tmpfile; exit 1; }

[ -s $tmpfile ] && opts="-m text/plain -f $tmpfile"
oifs="$IFS"; IFS="
"
for file in $(cat ~/.mc.sel); do
    IFS="$oifs"
    [ ! -f "$file" ] && \
	    { echo "Can't find file \`$file'" >/dev/console; continue; }
    type="$(file "$file" | magic2mime)"
    name=$(basename "$file")
    [ -n "$opts" ] && opts="$opts -n "
    opts="$opts -m $type';name=\"$name\"' -D \"$name\" -f \"$file\""
done

eval "metasend -o $tmpfile2 -b $opts"
cat $tmpfile2
.