Squashed 'third_party/git/' content from commit cb71568594

git-subtree-dir: third_party/git
git-subtree-split: cb715685942260375e1eb8153b0768a376e4ece7

Documentation/howto-index.sh

@@ -0,0 +1,56 @@
+#!/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