Attempt at a fix for mingw CPPFLAGS

* configure.ac (CPPFLAGS) [mingw32]: Use abs_top_srcdir.

* Makefile.in (abs_top_srcdir):
* lib-src/Makefile.in (abs_top_srcdir):
* lwlib/Makefile.in (abs_top_srcdir):
* nt/Makefile.in (abs_top_srcdir):
* oldXMenu/Makefile.in (abs_top_srcdir):
* src/Makefile.in (abs_top_srcdir):
New, set by configure.

2 files changed, 5 insertions, 0 deletions

diff --git a/nt/ChangeLog b/nt/ChangeLog
index 53381f1e8b5..12389607627 100644
--- a/nt/ChangeLog
+++ b/nt/ChangeLog
@@ -1,3 +1,7 @@
+2013-10-24  Glenn Morris  <rgm@gnu.org>
+
+        * Makefile.in (abs_top_srcdir): New, set by configure.
+
 2013-10-23  Glenn Morris  <rgm@gnu.org>
 
         * Makefile.in ($(DESTDIR)${archlibdir}, install, uninstall):
diff --git a/nt/Makefile.in b/nt/Makefile.in
index c29cc7e91ec..7606b31ef40 100644
--- a/nt/Makefile.in
+++ b/nt/Makefile.in
@@ -76,6 +76,7 @@ VPATH=@srcdir@
 
 # The top-level source directory, also set by configure.
 top_srcdir=@top_srcdir@
+abs_top_srcdir=@abs_top_srcdir@ # MinGW CPPFLAGS may use this
 
 # ==================== Emacs-specific directories ====================