From 0a8b82dfb735bad8dd4720f1a6b093714fd5ee86 Mon Sep 17 00:00:00 2001
From: Michael Meskes <meskes@postgresql.org>
Date: Wed, 21 May 2008 19:51:01 +0000
Subject: [PATCH] Link in keywords file instead of copying it. Use
 #define/#ifdef instead of sed to fix include files, this should work on
 Windows too.

---
 src/backend/parser/keywords.c        | 5 ++++-
 src/interfaces/ecpg/preproc/Makefile | 4 ++--
 src/tools/msvc/Mkvcbuild.pm          | 2 +-
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/backend/parser/keywords.c b/src/backend/parser/keywords.c
index 5f3d730df5..51152275a9 100644
--- a/src/backend/parser/keywords.c
+++ b/src/backend/parser/keywords.c
@@ -29,8 +29,11 @@
 #define YYSTYPE int
 
 #include "parser/keywords.h"
+#ifndef ECPG_COMPILE
 #include "parser/parse.h"
-
+#else
+#include "preproc.h"
+#endif
 
 /*
  * List of keyword (name, token-value, category) entries.
diff --git a/src/interfaces/ecpg/preproc/Makefile b/src/interfaces/ecpg/preproc/Makefile
index 3d28ceb9fb..e83860d920 100644
--- a/src/interfaces/ecpg/preproc/Makefile
+++ b/src/interfaces/ecpg/preproc/Makefile
@@ -22,7 +22,7 @@ override CPPFLAGS := -I../include -I$(top_srcdir)/src/interfaces/ecpg/include \
 	-DMINOR_VERSION=$(MINOR_VERSION) -DPATCHLEVEL=$(PATCHLEVEL) \
 	 $(CPPFLAGS)
 
-override CFLAGS += $(PTHREAD_CFLAGS)
+override CFLAGS += $(PTHREAD_CFLAGS) -DECPG_COMPILE
 
 OBJS=	preproc.o type.o ecpg.o output.o parser.o \
 	keywords.o c_keywords.o ecpg_keywords.o ../ecpglib/typename.o descriptor.o variable.o \
@@ -59,7 +59,7 @@ ecpg_keywords.o c_keywords.o keywords.o preproc.o parser.o: preproc.h
 # instead of maintaining our own list, take the one from the backend
 # we cannot just link it in, but must copy and make some minor changes
 keywords.c: % : $(top_srcdir)/src/backend/parser/%
-	sed -e 's/#include "parser\/parse.h"/#include "preproc.h"/' $< > $@
+	rm -f $@ && $(LN_S) $< .
 
 distprep: $(srcdir)/preproc.c $(srcdir)/preproc.h $(srcdir)/pgc.c
 
diff --git a/src/tools/msvc/Mkvcbuild.pm b/src/tools/msvc/Mkvcbuild.pm
index 63aeae78dd..0d86967732 100644
--- a/src/tools/msvc/Mkvcbuild.pm
+++ b/src/tools/msvc/Mkvcbuild.pm
@@ -162,12 +162,12 @@ sub mkvcbuild
     my $ecpg = $solution->AddProject('ecpg','exe','interfaces','src\interfaces\ecpg\preproc');
     $ecpg->AddIncludeDir('src\interfaces\ecpg\include');
     $ecpg->AddIncludeDir('src\interfaces\libpq');
-    $ecpg->AddIncludeDir('src\backend'); # needed for parse.h
     $ecpg->AddPrefixInclude('src\interfaces\ecpg\preproc');
     $ecpg->AddFiles('src\interfaces\ecpg\preproc','pgc.l','preproc.y');
     $ecpg->AddDefine('MAJOR_VERSION=4');
     $ecpg->AddDefine('MINOR_VERSION=2');
     $ecpg->AddDefine('PATCHLEVEL=1');
+    $ecpg->AddDefine('ECPG_COMPILE');
     $ecpg->AddReference($libpgport);
 
     my $pgregress_ecpg = $solution->AddProject('pg_regress_ecpg','exe','misc');
-- 
2.39.5