* configure.in (AC_PROG_MKDIR_P): Call it, to set MKDIR_P.
(MKDEPDIR): Use $MKDIR_P.
* Makefile.in (MKDIR_P): New, set by configure.
(mkdir): Use $MKDIR_P.
* doc/emacs/Makefile.in (MKDIR_P): New, set by configure.
(mkinfodir): Use $MKDIR_P.
* doc/lispintro/Makefile.in (MKDIR_P): New, set by configure.
(mkinfodir): Use $MKDIR_P.
* doc/lispref/Makefile.in (MKDIR_P): New, set by configure.
(mkinfodir): Use $MKDIR_P.
* doc/misc/Makefile.in (MKDIR_P): New, set by configure.
(mkinfodir): Use $MKDIR_P.
* src/Makefile.in (MKDIR_P): New, set by configure.
* src/ns.mk (${ns_appdir}, ${ns_appbindir}Emacs): Use $MKDIR_P.
Ref http://lists.gnu.org/archive/html/emacs-devel/2012-04/msg00354.html
* configure.in (INFO_EXT, INFO_OPTS): New output variables.
* doc/emacs/Makefile.in (INFO_EXT, INFO_OPTS): New, set by configure.
(info, infoclean): Use $INFO_EXT.
($(infodir)/emacs$(INFO_EXT)): Use $INFO_EXT and $INFO_OPT.
* doc/emacs/makefile.w32-in (INFO_EXT, INFO_OPTS): New.
(INFO_TARGETS): Use $INFO_EXT.
($(infodir)/emacs$(INFO_EXT)): Use $INFO_EXT and $INFO_OPT, and -o.
* doc/lispintro/Makefile.in (INFO_EXT, INFO_OPTS): New, set by configure.
(info, infoclean): Use $INFO_EXT.
(${infodir}/eintr$(INFO_EXT)): Use $INFO_EXT and $INFO_OPT.
* doc/lispintro/makefile.w32-in (INFO_EXT, INFO_OPTS): New.
(INFO_TARGETS, clean): Use $INFO_EXT.
($(infodir)/eintr$(INFO_EXT)): Use $INFO_EXT and $INFO_OPT.
* doc/lispref/Makefile.in (INFO_EXT, INFO_OPTS): New, set by configure.
(info, infoclean): Use $INFO_EXT.
($(infodir)/elisp$(INFO_EXT)): Use $INFO_EXT and $INFO_OPT.
* doc/lispref/makefile.w32-in (INFO_EXT, INFO_OPTS): New.
(info, maintainer-clean): Use $INFO_EXT.
($(infodir)/elisp$(INFO_EXT)): Use $INFO_EXT and $INFO_OPT.
* doc/misc/Makefile.in (INFO_EXT, INFO_OPTS): New, set by configure.
(INFO_TARGETS): Use $INFO_EXT.
Make all rules generating info files use $INFO_EXT, $INFO_OPT, and -o.
* doc/misc/makefile.w32-in (INFO_EXT, INFO_OPTS): New.
(INFO_TARGETS): Use $INFO_EXT.
Make all rules generating info files use $INFO_EXT, $INFO_OPT, and -o.
doc/lispref/elisp.texi: Sync @dircategory with ../../info/dir.
doc/lispintro/emacs-lisp-intro.texi: Sync @dircategory with ../../info/dir.
doc/misc/ede.texi: Sync letter-case with ../../info/dir.
* Makefile.in (MAKEINFO): Now controlled by `configure'.
(MAKEINFO_OPTS): New variable. Use it where appropriate.
(ENVADD): New variable to control texi2dvi and texi2pdf.
* doc/emacs/basic.texi (Position Info): Add M-x count-words-region.
* doc/lispintro/emacs-lisp-intro.texi: Rename the `count-words-region' example,
since there is now a standard command of that name.
* etc/NEWS: Mention it.
* doc/lispref/Makefile.in (VPATH): Remove.
(infodir): Make it absolute.
(mkinfodir, $(infodir)/elisp, infoclean): No need to cd $srcdir.
* doc/lispintro/Makefile.in (VPATH): Remove.
(infodir): Make it absolute.
(mkinfodir, $(infodir)/eintr, infoclean): No need to cd $srcdir.
* doc/emacs/Makefile.in (VPATH): Remove.
(infodir): Make it absolute.
(mkinfodir, $(infodir)/emacs, infoclean): No need to cd $srcdir.
* doc/misc/Makefile.in: Comment.
It does not play well with time-stamping.
* doc/misc/Makefile.in ($(infodir)): Delete rule.
(mkinfodir): New. Use it in all the info rules, rather than depending
on infodir.
* doc/lispref/Makefile.in ($(infodir)): Delete rule.
(mkinfodir): New.
($(infodir)/elisp): Use $mkinfodir instead of infodir.
* doc/lispintro/Makefile.in ($(infodir)): Delete rule.
(mkinfodir): New.
($(infodir)/eintr): Use $mkinfodir instead of infodir.
* doc/emacs/Makefile.in ($(infodir)): Delete rule.
(mkinfodir): New.
($(infodir)/emacs): Use $mkinfodir instead of infodir.
* doc/misc/Makefile.in (.PHONY): Declare info, dvi, pdf and the clean rules.
* doc/lispref/Makefile.in (.PHONY): Declare info, dvi, pdf, dist.
* doc/lispintro/Makefile.in (.PHONY): Declare info, dvi, html, pdf, dist.
* doc/emacs/Makefile.in (.PHONY): Declare info, dvi, pdf, dist.
(emacs): Remove rule.
(dist): No need to deal with the emacs rule any more.
* doc/lispref/Makefile.in (version): New, set by configure.
(clean): Delete dist tar file.
(dist): Use version in tar name.
* doc/lispintro/Makefile.in (version): New, set by configure.
(clean): Delete dist tar file.
(dist): Use version in tar name.
* doc/emacs/Makefile.in (version): New, set by configure.
(clean): Delete dist tar file.
(dist): Use version in tar name.