Merge remote-tracking branch 'ls/master'

1 files changed, 10 insertions, 2 deletions

diff --git a/Makefile b/Makefile
index 96e0fdf..f61c4c3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,9 @@
 MAKEFLAGS += -j1
 
+pdfjs = https://github.com/mozilla/pdf.js/releases/download/v1.9.426/pdfjs-1.9.426-dist.zip
+
 # Default target
-all: out/index.html out/main.css
+all: out/index.html out/main.css out/pdfjs
 phony += all
 
 # Boilerplate
@@ -25,7 +27,13 @@ out/%.css: src/%.scss
 	@mkdir -p $(@D)
 	scss --stdin < $< > $@
 
-targets = $(phony) %.css
+out/$(notdir $(pdfjs)):
+	wget -c --no-use-server-timestamp -O $@ $(pdfjs)
+out/pdfjs: out/$(notdir $(pdfjs))
+	rm -rf -- $@
+	mkdir -- $@ && bsdtar -xf $(abspath $<) -C $@ --exclude '*.pdf' || { rm -rf -- $@; false; }
+
+targets = $(phony) %.css out/pdfjs%
 $(sort $(filter-out $(targets),out/index.html $(MAKECMDGOALS))): FORCE
 	./bin/sitegen