On Wed, Jan 04, 2017 at 12:10:45AM +0900, Akira Yokosawa wrote:
> >From dabed21140eee0a755c69aa1f63283fc7f7528d7 Mon Sep 17 00:00:00 2001
> From: Akira Yokosawa <akiyks@xxxxxxxxx>
> Date: Tue, 3 Jan 2017 23:50:16 +0900
> Subject: [PATCH] Make date of git commit be reflected automatically
>
> This commit adds a script to extract git commit date info to
> generate autodate.tex.
> If invoked on a not-clean git repository, "(m)" is appended to date
> field of title.
> If git status is not availalbe, current date is used instead.
>
> Signed-off-by: Akira Yokosawa <akiyks@xxxxxxxxx>
> ---
> Hi Paul,
>
> While we are at it, I made a script to automatically reflect git commit date
> to title and copyright notice.
>
> As you've locally updated legal.tex, this patch will have conflict,
> but it should be easy for you to resolve.
>
> I chose commit date rather than author date because what matters is when a
> particular patch is committed in your tree.
>
> Thoughts?
Very nice! I have queued and pushed it.
Thanx, Paul
> Thanks, Akira
>
> .gitignore | 1 +
> Makefile | 7 +++++--
> legal.tex | 2 +-
> perfbook.tex | 1 +
> utilities/autodate.sh | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
> 5 files changed, 56 insertions(+), 3 deletions(-)
> create mode 100644 utilities/autodate.sh
>
> diff --git a/.gitignore b/.gitignore
> index 965b94d..3f2e4a9 100644
> --- a/.gitignore
> +++ b/.gitignore
> @@ -20,6 +20,7 @@ contrib.tex
> origpub.tex
> perfbook*.out
> perfbook-*.tex
> +autodate.tex
> extraction
> embedfonts
>
> diff --git a/Makefile b/Makefile
> index f446a66..151fba7 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -7,7 +7,7 @@ LATEXSOURCES = \
> */*.tex \
> */*/*.tex
>
> -LATEXGENERATED = qqz.tex contrib.tex origpub.tex
> +LATEXGENERATED = autodate.tex qqz.tex contrib.tex origpub.tex
>
> ABBREVTARGETS := 1c hb mss mstx msr msn msnt 1csf
>
> @@ -71,9 +71,12 @@ $(PDFTARGETS): %.pdf: %.tex %.bbl
> $(PDFTARGETS:.pdf=.bbl): %.bbl: %.aux $(BIBSOURCES)
> bibtex $(basename $@)
>
> -$(PDFTARGETS:.pdf=.aux): $(LATEXSOURCES) $(LATEXGENERATED)
> +$(PDFTARGETS:.pdf=.aux): $(LATEXGENERATED) $(LATEXSOURCES)
> sh utilities/runfirstlatex.sh $(basename $@)
>
> +autodate.tex: $(LATEXSOURCES) $(BIBSOURCES) $(SVGSOURCES) $(FIGSOURCES) $(DOTSOURCES)
> + sh utilities/autodate.sh >autodate.tex
> +
> perfbook_flat.tex: perfbook.tex $(LATEXSOURCES) $(PDFTARGETS_OF_EPS) $(PDFTARGETS_OF_SVG)
> echo > qqz.tex
> echo > contrib.tex
> diff --git a/legal.tex b/legal.tex
> index e5cf1c8..965c76e 100644
> --- a/legal.tex
> +++ b/legal.tex
> @@ -42,6 +42,6 @@ for the exact licenses.
> If you are unsure of the license for a given code fragment,
> you should assume GPLv2-only.
>
> -Combined work {\textcopyright}~2005-2016 by Paul E. McKenney.
> +Combined work {\textcopyright}~2005-\commityear\ by Paul E. McKenney.
>
> \IfTwoColumn{\twocolumn}{}
> diff --git a/perfbook.tex b/perfbook.tex
> index 4e6a173..ea063dc 100644
> --- a/perfbook.tex
> +++ b/perfbook.tex
> @@ -105,6 +105,7 @@
> \href{mailto:paulmck@xxxxxxxxxxxxxxxxxx}{paulmck@xxxxxxxxxxxxxxxxxx} \\
> } % end author
> % \date{\ }
> +\input{autodate}
>
> \setcounter{topnumber}{3}
> \renewcommand\topfraction{.75}
> diff --git a/utilities/autodate.sh b/utilities/autodate.sh
> new file mode 100644
> index 0000000..6df8f99
> --- /dev/null
> +++ b/utilities/autodate.sh
> @@ -0,0 +1,48 @@
> +#!/bin/sh
> +#
> +# Extract git commit date info to generate autodate.tex.
> +# If invoked on not-clean git repository, append "(m)" to date field
> +# for title.
> +# If git status is not availabe, use current date instead.
> +#
> +# This program is free software; you can redistribute it and/or modify
> +# it under the terms of the GNU General Public License as published by
> +# the Free Software Foundation; either version 2 of the License, or
> +# (at your option) any later version.
> +#
> +# This program is distributed in the hope that it will be useful,
> +# but WITHOUT ANY WARRANTY; without even the implied warranty of
> +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> +# GNU General Public License for more details.
> +#
> +# You should have received a copy of the GNU General Public License
> +# along with this program; if not, you can access it online at
> +# http://www.gnu.org/licenses/gpl-2.0.html.
> +#
> +# Copyright (C) Akira Yokosawa, 2017
> +#
> +# Authors: Akira Yokosawa <akiyks@xxxxxxxxx>
> +
> +export LC_TIME=C
> +# check if we are in git repository
> +if ! test -e .git
> +then
> + date_str=`date -R`
> + modified=""
> +else
> + date_str=`git show --format="%cD" | head -1`
> + # check if git status is clean
> + gitstatus=`git status --porcelain | wc -l`
> + if [ $gitstatus != "0" ]
> + then
> + modified=" (m)"
> + else
> + modified=""
> + fi
> +fi
> +month=`date --date="$date_str" +%B`
> +year=`date --date="$date_str" +%Y`
> +day=`date --date="$date_str" +%e`
> +
> +echo "\\date{$month $day, $year$modified}"
> +echo "\\\newcommand{\\\commityear}{$year}"
> --
> 2.7.4
>
>
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