Documentation: move PDF creation from Makefile to new script 'make_pdf'.

The new script make_pdf can be used in the Makefile and in the CMake
PDF generation process. CMake update will follow in a later step.


git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@10702 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

documentation/Makefile

@@ -1,9 +1,9 @@
 #
 # "$Id$"
 #
-# Documentation makefile for the Fast Light Tool Kit (FLTK).
+# Makefile for the Fast Light Tool Kit (FLTK) documentation.
 #
-# Copyright 1998-2010 by Bill Spitzak and others.
+# Copyright 1998-2015 by Bill Spitzak and others.
 #
 # This library is free software. Distribution and use rights are outlined in
 # the file "COPYING" which should have been included with this file.  If this
@@ -56,12 +56,15 @@ MANPAGES =	$(SRC_DOCDIR)/fltk.$(CAT3EXT) $(SRC_DOCDIR)/fltk-config.$(CAT1EXT) \
 
 all:	$(MANPAGES)
 
-# use make dist to create all docs for distribution files
-# you need an installed version of doxygen for this
-dist:	all html pdf
+# Use `make docs' to create all docs for distribution files.
+# You need installed versions of Doxygen and LaTeX for this.
 
-# synonym for dist
-alldocs: dist
+docs:	all html pdf
+
+# Synonyms for docs:
+
+alldocs: docs
+dist:	docs
 
 clean:
 	$(RM) fltk.pdf refman.pdf src/fltk-book.tex
@@ -123,10 +126,10 @@ uninstall-linux uninstall-osx:
 	$(RM) $(DESTDIR)$(mandir)/man6/checkers.6
 	$(RM) $(DESTDIR)$(mandir)/man6/sudoku.6
 
-# The HTML files are now generated using doxygen, and this needs
+# The HTML files are generated using doxygen, and this needs
 # an installed doxygen version and may take some time, so this target
 # is not made by default.
-# Use `make html' or `make dist' to create the html docs
+# Use `make html' or `make docs' to create the html docs.
 
 html:	$(HTMLFILES) Doxyfile src/fltk-book.tex
 	echo "Generating HTML documentation..."
@@ -138,33 +141,19 @@ html:	$(HTMLFILES) Doxyfile src/fltk-book.tex
 	fi
 	test -d html && cp src/tiny.png html/
 
-# this is only used to minimize subversion updates of the online docs
-html-online: html
-	echo "*** Warning: re-create HTML files if you want to build distribution files."
-	echo "*** Warning: Use 'make html' to re-create the correct HTML files."
-	echo "Stripping HTML files for online documentation upload..."
-	./strip_tags
+# The PDF documentation (fltk.pdf) is generated using doxygen and LaTeX, and
+# this needs installed Doxygen and LaTeX programs and may take some time, so
+# this target is not made by default.
+# Use `make pdf' or `make docs' to create the PDF docs.
 
 pdf:	refman.pdf
 	cp -f latex/refman.pdf fltk.pdf
 
 refman.pdf: $(HTMLFILES) Doxybook src/fltk-book.tex
 	-$(RMDIR) latex
 	echo "Generating PDF documentation ..."
-	$(DOXYDOC) Doxybook ;\
-	(cd latex ;\
-	pdflatex --interaction=nonstopmode refman.tex ;\
-	makeindex refman.idx ;\
-	pdflatex --interaction=nonstopmode refman.tex ;\
-	latex_count=5;\
-	while egrep -s 'Rerun (LaTeX|to get cross-references right)' refman.log \
-		&& [ $$latex_count -gt 0 ] ;\
-	    do \
-	      echo "Rerunning latex ..." ;\
-	      pdflatex --interaction=nonstopmode refman.tex ;\
-	      latex_count=`expr $$latex_count - 1` ;\
-	    done ; \
-	cd ..) > pdfall.log 2>&1
+	$(DOXYDOC) Doxybook
+	./make_pdf
 
 src/fltk-book.tex: src/fltk-book.tex.in
 	DOXY_VERSION=`$(DOXYDOC) --version`; \

documentation/make_pdf

@@ -0,0 +1,47 @@
+#! /bin/sh
+#
+# $Id$
+#
+# Makefile helper script for the Fast Light Tool Kit (FLTK) documentation.
+#
+# Copyright 1998-2015 by Bill Spitzak and others.
+#
+# This library is free software. Distribution and use rights are outlined in
+# the file "COPYING" which should have been included with this file.  If this
+# file is missing or damaged, see the license at:
+#
+#     http://www.fltk.org/COPYING.php
+#
+# Please report all bugs and problems on the following page:
+#
+#      http://www.fltk.org/str.php
+#
+
+# This script generates latex/refman.pdf after doxygen has been executed.
+#
+# Input:  run `doxygen Doxybook' (creates files in subdirectory latex)
+# Output: latex/refman.pdf (if successful)
+#
+# Next step: cp -f latex/refman.pdf fltk.pdf (why is this extra step needed ?)
+#
+# Working directory: fltk/documentation
+#
+# Used in: Makefile and CMakeLists.txt
+
+( cd latex
+  pdflatex --interaction=nonstopmode refman.tex
+  makeindex refman.idx
+  pdflatex --interaction=nonstopmode refman.tex
+  latex_count=5
+  while egrep -s 'Rerun (LaTeX|to get cross-references right)' refman.log \
+	  && [ $latex_count -gt 0 ]
+    do
+      echo "Rerunning pdflatex ..."
+      pdflatex --interaction=nonstopmode refman.tex
+      latex_count=`expr $latex_count - 1`
+    done
+  cd ..) > pdfall.log 2>&1
+
+#
+# End of "$Id$".
+#