Minor doc/*/Makefile.in change.

* doc/emacs/Makefile.in ($(infodir)): Add parallel build workaround.
* doc/lispintro/Makefile.in ($(infodir)): Add parallel build workaround.
* doc/lispref/Makefile.in ($(infodir)): Add parallel build workaround.
* doc/misc/Makefile.in ($(infodir)): Add parallel build workaround.

2 files changed, 2 insertions, 1 deletions

diff --git a/doc/lispref/ChangeLog b/doc/lispref/ChangeLog
index 1c6ddb9bdfa..7edf32e6f40 100644
--- a/doc/lispref/ChangeLog
+++ b/doc/lispref/ChangeLog
@@ -5,6 +5,7 @@
         (mostlyclean, infoclean, dist): New rules.
         (clean): Delete dvi and pdf files.
         (maintainer-clean): Remove elisp.oaux, use infoclean.
+        ($(infodir)): Add parallel build workaround.
 
 2010-10-04  Glenn Morris  <rgm@gnu.org>
 
diff --git a/doc/lispref/Makefile.in b/doc/lispref/Makefile.in
index 760cfcc0bd3..90b95820ed6 100644
--- a/doc/lispref/Makefile.in
+++ b/doc/lispref/Makefile.in
@@ -97,7 +97,7 @@ dvi: elisp.dvi
 pdf: elisp.pdf
 
 $(infodir):
-        mkdir $@
+        mkdir $@ || test -d $@
 
 $(infodir)/elisp: $(infodir) $(srcs)
         cd $(srcdir); $(MAKEINFO) -I. -I$(texinfodir) elisp.texi -o $@