Fix a few places where we needed -I. in CPPFLAGS to work properly in

VPATH builds.  We had this already in several places, but not all.

src/backend/bootstrap/Makefile

@@ -2,7 +2,7 @@
 #
 # Makefile for the bootstrap module
 #
-# $PostgreSQL: pgsql/src/backend/bootstrap/Makefile,v 1.38 2009/08/28 20:26:18 petere Exp $
+# $PostgreSQL: pgsql/src/backend/bootstrap/Makefile,v 1.39 2010/01/05 03:56:52 tgl Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -10,7 +10,7 @@ subdir = src/backend/bootstrap
 top_builddir = ../../..
 include $(top_builddir)/src/Makefile.global
 
-override CPPFLAGS := -I$(srcdir) $(CPPFLAGS)
+override CPPFLAGS := -I. -I$(srcdir) $(CPPFLAGS)
 
 OBJS= bootparse.o bootstrap.o 
 

src/backend/parser/Makefile

@@ -2,7 +2,7 @@
 #
 # Makefile for parser
 #
-# $PostgreSQL: pgsql/src/backend/parser/Makefile,v 1.52 2009/10/31 01:41:31 tgl Exp $
+# $PostgreSQL: pgsql/src/backend/parser/Makefile,v 1.53 2010/01/05 03:56:52 tgl Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -10,7 +10,7 @@ subdir = src/backend/parser
 top_builddir = ../../..
 include $(top_builddir)/src/Makefile.global
 
-override CPPFLAGS := -I$(srcdir) $(CPPFLAGS)
+override CPPFLAGS := -I. -I$(srcdir) $(CPPFLAGS)
 
 OBJS= analyze.o gram.o keywords.o kwlookup.o parser.o \
       parse_agg.o parse_clause.o parse_coerce.o parse_cte.o parse_expr.o \

src/makefiles/pgxs.mk

 # PGXS: PostgreSQL extensions makefile
 
-# $PostgreSQL: pgsql/src/makefiles/pgxs.mk,v 1.18 2010/01/04 16:34:11 tgl Exp $ 
+# $PostgreSQL: pgsql/src/makefiles/pgxs.mk,v 1.19 2010/01/05 03:56:52 tgl Exp $ 
 
 # This file contains generic rules to build many kinds of simple
 # extension modules.  You only need to set a few variables and include
@@ -64,7 +64,7 @@ VPATH =
 endif
 
 
-override CPPFLAGS := -I$(srcdir) $(CPPFLAGS)
+override CPPFLAGS := -I. -I$(srcdir) $(CPPFLAGS)
 
 ifdef MODULES
 override CFLAGS += $(CFLAGS_SL)