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.

14 files changed, 58 insertions, 22 deletions

diff --git a/ChangeLog b/ChangeLog
index 9d8a3eadec6..7599d2b38be 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2012-05-12  Glenn Morris  <rgm@gnu.org>
+
+        * 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.
+
 2012-05-11  Glenn Morris  <rgm@gnu.org>
 
         * Makefile.in (install-arch-indep): There are no more Makefile.c files.
diff --git a/Makefile.in b/Makefile.in
index 844d92d228c..0a62875c977 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -229,7 +229,7 @@ gamedir=@gamedir@
 # Note that if the system does not provide a suitable install,
 # configure will use build-aux/install-sh.  Annoyingly, it does
 # not use an absolute path.  So we must take care to always run
-# INSTALL-type commands from the top-level directory.
+# INSTALL-type commands from the directory containing the Makefile.
 # This explains (I think) the cd thisdir seen in several install rules.
 INSTALL = @INSTALL@
 INSTALL_PROGRAM = @INSTALL_PROGRAM@
@@ -237,6 +237,7 @@ INSTALL_DATA = @INSTALL_DATA@
 INSTALL_INFO = @INSTALL_INFO@
 # By default, we uphold the dignity of our programs.
 INSTALL_STRIP =
+MKDIR_P = @MKDIR_P@
 
 # We use gzip to compress installed .el files.
 GZIP_PROG = @GZIP_PROG@
@@ -659,10 +660,7 @@ install-leim: leim/Makefile mkdir
 install-strip:
         $(MAKE) $(MFLAGS) INSTALL_STRIP=-s install
 
-### Build all the directories we're going to install Emacs in.  Since
-### we may be creating several layers of directories (for example,
-### /usr/local/lib/emacs/19.0/mips-dec-ultrix4.2), we use install-sh -d
-### instead of mkdir.  Not all systems' mkdir programs have the `-p' flag.
+### Build all the directories we're going to install Emacs in.
 ### We set the umask so that any created directories are world-readable.
 ### FIXME it would be good to warn about non-standard permissions of
 ### pre-existing directories, but that does not seem easy.
@@ -675,7 +673,7 @@ mkdir: FRC
         done ; \
         icondirs=`echo "$${icondirs}" | sed 's,$(srcdir)/etc/images/icons,$(DESTDIR)${icondir},g'` ; \
         umask 022 ; \
-        $(srcdir)/build-aux/install-sh -d $(DESTDIR)${datadir} ${COPYDESTS} \
+        $(MKDIR_P) $(DESTDIR)${datadir} ${COPYDESTS} \
           $(DESTDIR)${infodir} $(DESTDIR)${man1dir} \
           $(DESTDIR)${bindir} $(DESTDIR)${docdir} $(DESTDIR)${libexecdir} \
           $(DESTDIR)${datadir}/emacs/site-lisp \
diff --git a/configure.in b/configure.in
index 1554d8e2aee..0ee180633e6 100644
--- a/configure.in
+++ b/configure.in
@@ -808,6 +808,7 @@ fi
 dnl checks for programs
 AC_PROG_CPP
 AC_PROG_INSTALL
+AC_PROG_MKDIR_P
 if test "x$RANLIB" = x; then
   AC_PROG_RANLIB
 fi
@@ -1480,10 +1481,8 @@ if test "$GCC" = yes && test "$ac_enable_autodepend" = yes; then
    fi
    if test $ac_enable_autodepend = yes; then
       DEPFLAGS='-MMD -MF ${DEPDIR}/$*.d -MP'
-      ## In parallel builds, another make might create depdir between
-      ## the first test and mkdir, so stick another test on the end.
-      ## Or use install-sh -d?  mkdir -p is not portable.
-      MKDEPDIR='test -d ${DEPDIR} || mkdir ${DEPDIR} || test -d ${DEPDIR}'
+      ## MKDIR_P is documented (see AC_PROG_MKDIR_P) to be parallel-safe.
+      MKDEPDIR='${MKDIR_P} ${DEPDIR}'
       deps_frag=autodeps.mk
    fi
 fi
diff --git a/doc/emacs/ChangeLog b/doc/emacs/ChangeLog
index b166262a7ca..a9d45ef2a4c 100644
--- a/doc/emacs/ChangeLog
+++ b/doc/emacs/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.
+
 2012-05-10  Glenn Morris  <rgm@gnu.org>
 
         * mule.texi (Disabling Multibyte): Replace the obsolete "unibyte: t"
diff --git a/doc/emacs/Makefile.in b/doc/emacs/Makefile.in
index 0e03efd9877..7ffbf52e94f 100644
--- a/doc/emacs/Makefile.in
+++ b/doc/emacs/Makefile.in
@@ -35,6 +35,8 @@ infodir = $(srcdir)/../../info
 # Directory with the (customized) texinfo.tex file.
 texinfodir = $(srcdir)/../misc
 
+MKDIR_P = @MKDIR_P@
+
 INFO_EXT=@INFO_EXT@
 # Options used only when making info output.
 # --no-split is only needed because of MS-DOS.
@@ -118,10 +120,8 @@ EMACSSOURCES= \
         $(EMACS_XTRA)
 
 ## This seems pointless.  The info/ directory exists in both the
-## repository and the release tarfiles.  We do not use any
-## equivalent of mkdir -p/install-sh -d, so this is not a general
-## solution anyway.  The second test -d is for parallel builds.
-mkinfodir = @test -d ${infodir} || mkdir ${infodir} || test -d ${infodir}
+## repository and the release tarfiles.
+mkinfodir = @${MKDIR_P} ${infodir}
 
 .PHONY: info dvi html pdf ps
 
diff --git a/doc/lispintro/ChangeLog b/doc/lispintro/ChangeLog
index 1191b0de919..126c10c4342 100644
--- a/doc/lispintro/ChangeLog
+++ b/doc/lispintro/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.
+
 2012-05-05  Glenn Morris  <rgm@gnu.org>
 
         * emacs-lisp-intro.texi (Making Errors): Don't mention Emacs 20.
diff --git a/doc/lispintro/Makefile.in b/doc/lispintro/Makefile.in
index 29f5344b8c6..bf10e5c73b7 100644
--- a/doc/lispintro/Makefile.in
+++ b/doc/lispintro/Makefile.in
@@ -26,6 +26,8 @@ infodir = $(srcdir)/../../info
 # Directory with the (customized) texinfo.tex file.
 texinfodir = $(srcdir)/../misc
 
+MKDIR_P = @MKDIR_P@
+
 INFO_EXT=@INFO_EXT@
 # Options used only when making info output.
 INFO_OPTS=@INFO_OPTS@
@@ -39,7 +41,7 @@ DVIPS = dvips
 ENVADD = TEXINPUTS="$(srcdir):$(texinfodir):$(TEXINPUTS)" \
          MAKEINFO="$(MAKEINFO) $(MAKEINFO_OPTS)"
 
-mkinfodir = @test -d ${infodir} || mkdir ${infodir} || test -d ${infodir}
+mkinfodir = @${MKDIR_P} ${infodir}
 
 .PHONY: info dvi html pdf ps
 
diff --git a/doc/lispref/ChangeLog b/doc/lispref/ChangeLog
index b56164669f8..c3b50dbdcd5 100644
--- a/doc/lispref/ChangeLog
+++ b/doc/lispref/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.
+
 2012-05-10  Glenn Morris  <rgm@gnu.org>
 
         * loading.texi (Loading Non-ASCII): Replace the obsolete "unibyte: t"
diff --git a/doc/lispref/Makefile.in b/doc/lispref/Makefile.in
index f1e3fba3691..dd820d85133 100644
--- a/doc/lispref/Makefile.in
+++ b/doc/lispref/Makefile.in
@@ -30,6 +30,8 @@ texinfodir = $(srcdir)/../misc
 # Directory with emacsver.texi.
 emacsdir =  $(srcdir)/../emacs
 
+MKDIR_P = @MKDIR_P@
+
 INFO_EXT=@INFO_EXT@
 # Options used only when making info output.
 INFO_OPTS=@INFO_OPTS@
@@ -99,7 +101,7 @@ srcs = \
   $(srcdir)/gpl.texi \
   $(srcdir)/doclicense.texi
 
-mkinfodir = @test -d ${infodir} || mkdir ${infodir} || test -d ${infodir}
+mkinfodir = @${MKDIR_P} ${infodir}
 
 .PHONY: info dvi pdf ps
 
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
 
diff --git a/src/ChangeLog b/src/ChangeLog
index 805fa7ee097..3c3f04b9238 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2012-05-12  Glenn Morris  <rgm@gnu.org>
+
+        * Makefile.in (MKDIR_P): New, set by configure.
+        * ns.mk (${ns_appdir}, ${ns_appbindir}Emacs): Use $MKDIR_P.
+
 2012-05-11  Paul Eggert  <eggert@cs.ucla.edu>
 
         Remove unused function hourglass_started.
diff --git a/src/Makefile.in b/src/Makefile.in
index 32276084b3f..dd667ea60a3 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -40,6 +40,7 @@ version = @version@
 # Substitute an assignment for the MAKE variable, because
 # BSD doesn't have it as a default.
 @SET_MAKE@
+MKDIR_P = @MKDIR_P@
 # Don't use LIBS.  configure puts stuff in it that either shouldn't be
 # linked with Emacs or is duplicated by the other stuff below.
 # LIBS = @LIBS@
@@ -284,7 +285,7 @@ CANNOT_DUMP=@CANNOT_DUMP@
 DEPDIR=deps
 ## -MMD -MF $(DEPDIR)/$*.d if AUTO_DEPEND; else empty.
 DEPFLAGS=@DEPFLAGS@
-## test -d $(DEPDIR) || mkdir $(DEPDIR) (if AUTO_DEPEND); else ':'.
+## ${MKDIR_P} ${DEPDIR} (if AUTO_DEPEND); else ':'.
 MKDEPDIR=@MKDEPDIR@
 
 ## DO NOT use -R.  There is a special hack described in lastfile.c
diff --git a/src/ns.mk b/src/ns.mk
index d3b5afeb99e..bdfee61bd0a 100644
--- a/src/ns.mk
+++ b/src/ns.mk
@@ -1,6 +1,6 @@
 ### autodeps.mk --- src/Makefile fragment for GNU Emacs
 
-## Copyright (C) 2008-2012  Free Software Foundation, Inc.
+## Copyright (C) 2008-2012 Free Software Foundation, Inc.
 
 ## This file is part of GNU Emacs.
 
@@ -27,11 +27,11 @@
 
 ${ns_appdir}: ${ns_appsrc}
         rm -fr ${ns_appdir}
-        mkdir -p ${ns_appdir}
+        ${MKDIR_P} ${ns_appdir}
         ( cd ${ns_appsrc} ; tar cfh - . ) | ( cd ${ns_appdir} ; umask 022; tar xf - )
 
 ${ns_appbindir}Emacs: emacs${EXEEXT}
-        mkdir -p ${ns_appbindir}
+        ${MKDIR_P} ${ns_appbindir}
         cp -f emacs${EXEEXT} ${ns_appbindir}Emacs
 
 ns-app: ${ns_appdir} ${ns_appbindir}Emacs