Let configure test for a suitable mkdir -p

* 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.

2 files changed, 9 insertions, 2 deletions

diff --git a/doc/misc/ChangeLog b/doc/misc/ChangeLog
index 72e784f1f8d..1765c22d790 100644
--- a/doc/misc/ChangeLog
+++ b/doc/misc/ChangeLog
@@ -1,3 +1,8 @@
+2012-05-12  Glenn Morris  <rgm@gnu.org>
+
+        * Makefile.in (MKDIR_P): New, set by configure.
+        (mkinfodir): Use $MKDIR_P.
+
 2012-05-07  Glenn Morris  <rgm@gnu.org>
 
         * forms.texi (Long Example): Update for changed location of files.
@@ -8995,7 +9000,7 @@
 ;; coding: utf-8
 ;; End:
 
-  Copyright (C) 1993-1999, 2001-2012  Free Software Foundation, Inc.
+  Copyright (C) 1993-1999, 2001-2012 Free Software Foundation, Inc.
 
   This file is part of GNU Emacs.
 
diff --git a/doc/misc/Makefile.in b/doc/misc/Makefile.in
index 83bc2d7bf33..30fdbccee75 100644
--- a/doc/misc/Makefile.in
+++ b/doc/misc/Makefile.in
@@ -38,6 +38,8 @@ infodir=../../info
 ## Currently only used by efaq and calc.
 emacsdir = $(srcdir)/../emacs
 
+MKDIR_P = @MKDIR_P@
+
 INFO_EXT=@INFO_EXT@
 # Options used only when making info output.
 INFO_OPTS=@INFO_OPTS@
@@ -211,7 +213,7 @@ TEXI2PDF = texi2pdf
 ENVADD = TEXINPUTS="$(srcdir):$(emacsdir):$(TEXINPUTS)" \
          MAKEINFO="$(MAKEINFO) $(MAKEINFO_OPTS)"
 
-mkinfodir = @cd ${srcdir}; test -d ${infodir} || mkdir ${infodir} || test -d ${infodir}
+mkinfodir = @${MKDIR_P} ${srcdir}/${infodir}
 
 .PHONY: info dvi pdf echo-info