From 58fbed94fba25bee08a3b0eea453429e075efe1c Mon Sep 17 00:00:00 2001
From: Gordon GECOS <u@adam>
Date: Thu, 9 Nov 2023 05:31:41 -0500
Subject: booklet printing

---
 Makefile | 57 ++++++++++++++++++++++++++++++++++++++++++++++++++-------
 1 file changed, 50 insertions(+), 7 deletions(-)

diff --git a/Makefile b/Makefile
index c5a63d9..f7c4c3c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,10 +1,22 @@
-pages = $(if $(TITLE),64lines.txt title.txt break)
+pages = $(if $(TITLE),title.txt break)
 pages += way-to-be-great.txt space lost-pen.txt space authenticated-counterfeit.txt break
-pages += bitcoin.txt space monad-tutorial.txt break
 pages += why.txt space con-job.txt break
 pages += argument.txt space medium.txt break
 pages += introduction.txt $(if $(FINALE),finale.txt) break
-pages += human-communication.txt
+pages += human-communication.txt break
+pages += bitcoin.txt space monad-tutorial.txt
+pages += $(if $(TITLE),break 64lines.txt)
+
+define pages
+$(if $(TITLE),title.txt break)
+way-to-be-great.txt space lost-pen.txt space authenticated-counterfeit.txt break
+argument.txt space why.txt space con-job.txt break
+introduction.txt space introjoke.txt break
+human-communication.txt break
+monad-tutorial.txt break
+$(if $(TITLE),break break 64lines.txt)
+endef
+pages := $(pages:=)
 
 output_name = poetrybook
 pdf_viewer = evince
@@ -36,6 +48,10 @@ define concatenate_with_terminator
 	@$(done)
 endef
 
+newprint: NUMBER_UP=1
+newprint: SIDES=
+
+
 dirs = build
 $(dirs):
 	@mkdir -p $@
@@ -58,22 +74,49 @@ build/$(output_txt): $(addprefix build/,$(pages)) | build
 	$(LPDF) $< > $@.tmp
 	$(done)
 
+%.ps: %.pdf
+	pdf2ps -dLanguageLevel=3 $< $@
+
 build/%: % | build
 	cp --reflink -T -- $< $@
 
 clean:
 	-rm -rf build
 
-.PHONY: view print viewall printall realview realprint
+.PHONY: view print viewall printall realview realprint booklet pages
+
+booklet: clean build/booklet.pdf
+	-$(pdf_viewer) $(word 2, $+) &
+pages: clean build/pages.ps
+	-$(pdf_viewer) $(word 2, $+) &
+
+newprint: clean newrealprint
+newrealprint: NUMBER_UP=1
+newrealprint: SIDES=
+newrealprint: build/pages.pdf
+	-$(pdf_viewer) $< &
+
+%.pdf: %.ps
+	ps2pdf $< $@
+
+build/pages.ps: NUMBER_UP=1
+build/pages.ps: SIDES=
+build/pages.ps: build/$(output_pdf:pdf=ps)
+	@cp -T -- $^ $@
+
+build/booklet.ps: build/pages.ps
+	psbook $< $@.tmp
+	psnup -2 $@.tmp $@
+	@rm $@.tmp
 
 view: clean realview
 print: clean realprint
 
-realview: build/$(output_pdf)
+realview: build/pages.pdf
 	-$(pdf_viewer) $< &
-realprint: build/$(output_pdf)
+realprint: build/booklet.ps
 	$(LP) $^
 
 .PHONY: install
 install:
-	apt install --no-upgrade printer-driver-cups-pdf evince
+	apt install --no-upgrade printer-driver-cups-pdf evince ghostscript
-- 
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