add version control table to title page

4 files changed, 23 insertions, 5 deletions

diff --git a/doc/.gitignore b/doc/.gitignore
index e5139ef..8e7ebcc 100644
--- a/doc/.gitignore
+++ b/doc/.gitignore
@@ -17,3 +17,4 @@
 
 # ignore output files
 *.pdf
+versionctl.tex
diff --git a/doc/base.tex b/doc/base.tex
index c3f36eb..74bb57a 100644
--- a/doc/base.tex
+++ b/doc/base.tex
@@ -21,15 +21,12 @@
 \addbibresource{refs.bib}
 \usepackage{fancyvrb}
 \usepackage[nottoc]{tocbibind}
+\usepackage[en-US]{datetime2}
 
 \input{pandoc.tex}
 
 \setmainfont{TeX Gyre Schola}
 \setmathfont{TeX Gyre Schola Math}
-\sisetup{
-	group-separator = {.},
-	output-decimal-marker = {,}
-}
 
 \bigskipamount=7mm
 \medskipamount=4mm
@@ -60,6 +57,8 @@
 \begin{titlepage}
 \maketitle
 \thispagestyle{empty}
+\vfill
+\input{versionctl.tex}
 \end{titlepage}
 
 \tableofcontents
diff --git a/doc/makefile b/doc/makefile
index 3446eeb..ebf02f3 100644
--- a/doc/makefile
+++ b/doc/makefile
@@ -8,13 +8,16 @@ dui.pdf: ../assets/LSD_straightLines_Pic_1.png
 dui.pdf: ../assets/hough_straightLines_Pic_0.png
 dui.pdf: ../assets/hough_straightLines_Pic_1.png
 
+versionctl.tex:
+	git tag -l 'doc-*' --format='%(refname:short)	%(objectname:short=7)	%(contents:subject)	%(*authordate:format:%s)' | ./versiontable.awk -F'	' > $@
+
 %.png: %.bmp
 	convert $< $@
 
 %.pdf: %.svg
 	rsvg-convert -f pdf -o $@ $<
 
-%.pdf: %.tex base.tex %.md.tex
+%.pdf: %.tex base.tex %.md.tex versionctl.tex
 	latexmk $< -shell-escape -halt-on-error -lualatex -f -g
 
 %.md.tex: %.md
diff --git a/doc/versiontable.awk b/doc/versiontable.awk
new file mode 100755
index 0000000..96108fd
--- /dev/null
+++ b/doc/versiontable.awk
@@ -0,0 +1,15 @@
+#!/bin/awk -f
+BEGIN {
+	print "\\noindent\\begin{tabularx}{\\linewidth}{llXr}"
+	print "\\toprule"
+	print "Version & Commit & Notes & Date\\\\"
+	print "\\midrule"
+}
+{
+	sub("doc-", "", $1)
+	print $1" & \\texttt{"$2"} & "$3" & \\DTMdisplaydate"strftime("{%Y}{%m}{%d}{-1}", $4)"\\\\"
+}
+END {
+	print "\\bottomrule"
+	print "\\end{tabularx}"
+}