#!/bin/sh

cat <<\EOF
Git Howto Index
===============

Here is a collection of mailing list postings made by various
people describing how they use Git in their workflow.

EOF

for txt
do
        title=$(expr "$txt" : '.*/\(.*\)\.txt$')
        from=$(sed -ne '
        /^$/q
        /^From:[        ]/{
                s///
                s/^[    ]*//
                s/[     ]*$//
                s/^/by /
                p
        }
        ' "$txt")

        abstract=$(sed -ne '
        /^Abstract:[    ]/{
                s/^[^   ]*//
                x
                s/.*//
                x
                : again
                /^[     ]/{
                        s/^[    ]*//
                        H
                        n
                        b again
                }
                x
                p
                q
        }' "$txt")

        if grep 'Content-type: text/asciidoc' >/dev/null $txt
        then
                file=$(expr "$txt" : '\(.*\)\.txt$').html
        else
                file="$txt"
        fi

        echo "* link:$file[$title] $from
$abstract

"

done