Manual clean-ups, and include the PDF in the source distribution.

Makefile.am

@@ -21,7 +21,7 @@ EXTRA_DIST = LICENSE ChangeLog.old					\
 	generate-darwin-source-and-headers.py				\
 	libffi.xcodeproj/project.pbxproj				\
 	libtool-ldflags libtool-version configure.host README.md        \
-	libffi.map.in LICENSE-BUILDTOOLS msvc_build make_sunver.pl
+	libffi.map.in LICENSE-BUILDTOOLS msvc_build make_sunver.pl	
 
 # local.exp is generated by configure
 DISTCLEANFILES = local.exp
@@ -153,5 +153,7 @@ AM_CPPFLAGS = -I. -I$(top_srcdir)/include -Iinclude -I$(top_srcdir)/src
 AM_CCASFLAGS = $(AM_CPPFLAGS)
 
 dist-hook:
+	d=`(cd $(distdir); pwd)`; (cd doc; make pdf; cp *.pdf $$d/doc)
 	if [ -d $(top_srcdir)/.git ] ; then (cd $(top_srcdir); git log --no-decorate) ; else echo 'See git log for history.' ; fi > $(distdir)/ChangeLog
 	s=`awk '/was released on/{ print NR; exit}' $(top_srcdir)/README.md`; tail -n +$$(($$s-1)) $(top_srcdir)/README.md > $(distdir)/README.md
+

doc/libffi.texi

@@ -1,7 +1,8 @@
 \input texinfo   @c -*-texinfo-*-
 @c %**start of header
 @setfilename libffi.info
-@settitle libffi
+@include version.texi
+@settitle libffi: the portable foreign function interface library
 @setchapternewpage off
 @c %**end of header
 
@@ -12,32 +13,43 @@
 @syncodeindex pg cp
 @syncodeindex tp cp
 
-@include version.texi
-
 @copying
 
-This manual is for Libffi, a portable foreign-function interface
+This manual is for libffi, a portable foreign function interface
 library.
 
-Copyright @copyright{} 2008, 2010, 2011 Red Hat, Inc.
+Copyright @copyright{} 2008--2019 Anthony Green and Red Hat, Inc.
 
-@quotation
+Permission is hereby granted, free of charge, to any person obtaining
-Permission is granted to copy, distribute and/or modify this document
+a copy of this software and associated documentation files (the
-under the terms of the GNU General Public License as published by the
+``Software''), to deal in the Software without restriction, including
-Free Software Foundation; either version 2, or (at your option) any
+without limitation the rights to use, copy, modify, merge, publish,
-later version.  A copy of the license is included in the
+distribute, sublicense, and/or sell copies of the Software, and to
-section entitled ``GNU General Public License''.
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-@end quotation
 @end copying
 
 @dircategory Development
 @direntry
-* libffi: (libffi).             Portable foreign-function interface library.
+* libffi: (libffi).             Portable foreign function interface library.
 @end direntry
 
 @titlepage
-@title Libffi
+@title libffi: a foreign function interface library
+@subtitle For Version @value{VERSION} of libffi
+@author Anthony Green
 @page
 @vskip 0pt plus 1filll
 @insertcopying