From 4b424cbb384b78c9beb6dc116e052e77600246a0 Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Mon, 23 Mar 2015 16:20:19 +0100
Subject: Add ISBN (and suppress whole line if undefined).

---
 Makefile | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index 2ba38ae..6d23644 100644
--- a/Makefile
+++ b/Makefile
@@ -40,8 +40,10 @@ args_latex += -V frontmatter=yes -V classoption=titlepage -V classoption=$(if $(
 #flavors = a4 book ebook
 flavors = a4 ebook
 args_a4 = -V papersize=a4paper -V fontsize=10pt -V classoption=oneside
+args_a4 = -M isbn="978-90-823692-1-2"
 args_book = -V papersize=b5paper -V fontsize=10pt -V classoption=twoside
 args_ebook = -V papersize=ebook -V fontsize=12pt -V classoption=oneside -V classoption=openany
+args_ebook = -M isbn="978-90-823692-0-5"
 
 all: $(flavors:%=$(stem)-%.pdf)
 
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