Probe a potentially different cpp for preprocessing makefiles. For

now, wire it down; this will probably fail on clang and I'll fix it
better later.

editors/emacs20/distinfo

@@ -1,4 +1,4 @@
-$NetBSD: distinfo,v 1.29 2013/07/07 05:30:13 dholland Exp $
+$NetBSD: distinfo,v 1.30 2013/07/07 06:29:48 dholland Exp $
 
 SHA1 (emacs-20.7-mule-4.1b-elc.tar.gz) = 3894fb2b81bb326545f6ccc3bf0a8405c23004ff
 RMD160 (emacs-20.7-mule-4.1b-elc.tar.gz) = c675b31dafaa4321a453af9d87eddf051ee71b1f
@@ -16,7 +16,7 @@ SHA1 (emacs20-xim-20000713.diff) = 5bed39e7b8a52941f77088529566aaa3bcf06670
 RMD160 (emacs20-xim-20000713.diff) = 5887a4d43ee92e8cad65d6412c9ecbce08e781da
 Size (emacs20-xim-20000713.diff) = 21296 bytes
 SHA1 (patch-aa) = 3b3fd76c058a0a46e0458338ce4c2327a238fb3d
-SHA1 (patch-ab) = a43192a506df129784153008f8bd08b4c0559fa1
+SHA1 (patch-ab) = afce3627e25f360ca111abf1afcf5702167c2157
 SHA1 (patch-ac) = abf5971279a8d875504be4c17b8d36cb8cc24885
 SHA1 (patch-ad) = dd21028a6360ccfb442ecced4c67717f60ea78a6
 SHA1 (patch-ae) = 465c7aff1fbb23d08ff8100993041291a9502f34

editors/emacs20/patches/patch-ab

@@ -1,4 +1,9 @@
-$NetBSD: patch-ab,v 1.9 2013/07/07 05:30:13 dholland Exp $
+$NetBSD: patch-ab,v 1.10 2013/07/07 06:29:48 dholland Exp $
+
+Caution: the changes for using a different cpp for munging the
+makefiles (search for MAKEFILECPP) are *not* reflected in the pkgsrc
+patch for configure.in; don't accidentally lose them by regenerating
+with autoconf without thinking.
 
 --- configure.orig	2000-06-12 20:05:56.000000000 +0000
 +++ configure
@@ -55,7 +60,32 @@ $NetBSD: patch-ab,v 1.9 2013/07/07 05:30:13 dholland Exp $
        *-nextstep* )             opsys=nextstep ;;
        ## Otherwise, we'll fall through to the generic opsys code at the bottom.
      esac
-@@ -3823,6 +3837,53 @@ else
+@@ -1981,6 +1995,24 @@ else
+ fi
+ echo "$ac_t""$CPP" 1>&6
+ 
++echo $ac_n "checking how to preprocess makefiles""... $ac_c" 1>&6
++echo "configure:1999: checking how to preprocess makefiles" >&5
++# If we were doing this for real we could test for various alternatives
++# (note the now-dead version 1.4 of patch-ab for some things to check)
++# but for pkgsrc purposes the following is currently sufficient.
++
++
++
++
++
++
++
++
++MAKEFILECPP="$CPP -traditional-cpp"
++
++
++echo "$ac_t""$MAKEFILECPP" 1>&6
++
+ # Find a good install program.  We prefer a C program (faster),
+ # so one script is as good as another.  But avoid the broken or
+ # incompatible versions:
+@@ -3823,6 +3855,53 @@ else
    echo "$ac_t""no" 1>&6
  fi
  
@@ -109,7 +139,7 @@ $NetBSD: patch-ab,v 1.9 2013/07/07 05:30:13 dholland Exp $
    LIBS="$OLDLIBS"
  fi
  
-@@ -4906,6 +4967,64 @@ EOF
+@@ -4906,6 +4985,64 @@ EOF
  
  fi
  
@@ -174,7 +204,7 @@ $NetBSD: patch-ab,v 1.9 2013/07/07 05:30:13 dholland Exp $
  # Set up the CFLAGS for real compilation, so we can substitute it.
  CFLAGS="$REAL_CFLAGS"
  
-@@ -5211,6 +5330,7 @@ s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
+@@ -5211,6 +5350,7 @@ s%@INSTALL_SCRIPT@%$INSTALL_SCRIPT%g
  s%@INSTALL_DATA@%$INSTALL_DATA%g
  s%@YACC@%$YACC%g
  s%@SET_MAKE@%$SET_MAKE%g
@@ -182,3 +212,29 @@ $NetBSD: patch-ab,v 1.9 2013/07/07 05:30:13 dholland Exp $
  s%@ALLOCA@%$ALLOCA%g
  s%@version@%$version%g
  s%@configuration@%$configuration%g
+@@ -5445,6 +5585,7 @@ fi; done
+ EOF
+ cat >> $CONFIG_STATUS <<EOF
+ CPP="$CPP" CPPFLAGS="$CPPFLAGS"
++MAKEFILECPP="$MAKEFILECPP"
+ EOF
+ cat >> $CONFIG_STATUS <<\EOF
+ 
+@@ -5480,7 +5621,7 @@ echo creating lib-src/Makefile
+   sed -e '1,/start of cpp stuff/d'\
+       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
+       < Makefile.c > junk.c
+-  $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
++  $MAKEFILECPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
+       sed -e 's/^ /	/' -e '/^#/d' -e '/^[ 	]*$/d' > junk2.c
+   cat junk1.c junk2.c > Makefile.new
+   rm -f junk.c junk1.c junk2.c
+@@ -5496,7 +5637,7 @@ echo creating src/Makefile
+   sed -e '1,/start of cpp stuff/d'\
+       -e 's@/\*\*/#\(.*\)$@/* \1 */@' \
+       < Makefile.c > junk.c
+-  $CPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
++  $MAKEFILECPP $undefs -I. -I$top_srcdir/src $CPPFLAGS junk.c | \
+       sed -e 's/^ /	/' -e '/^#/d' -e '/^[ 	]*$/d' > junk2.c
+   cat junk1.c junk2.c > Makefile.new
+   rm -f junk.c junk1.c junk2.c