From e0f9ac6d45d2e6d66e5cc9dd1e56e4bbefb24efe Mon Sep 17 00:00:00 2001
From: John Criswell <criswell@uiuc.edu>
Date: Thu, 2 Oct 2003 19:02:02 +0000
Subject: [PATCH] Fixed the conditional targets for postscript files and tags.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8823 91177308-0d34-0410-b5e6-96231b3b80d8
---
 Makefile.rules | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Makefile.rules b/Makefile.rules
index 0787891f7a4..9152f8edc60 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -550,7 +550,7 @@ endif
 # Create a TAGS database for emacs
 #------------------------------------------------------------------------
 
-ifdef ETAGS
+ifneq ($(ETAGS),false)
 ifeq ($(LEVEL), .)
 SRCDIRS := $(wildcard $(SourceDir)/include $(SourceDir)/lib $(SourceDir)/tools)
 
@@ -729,7 +729,7 @@ YACC_OUTPUT = $(addprefix $(YACC_FILES:%.y=%), .h .cpp .output)
 	@$(DATE) > $@
 
 # To create postscript files from dot files...
-ifdef DOT
+ifneq ($(DOT),false)
 %.ps: %.dot
 	${DOT} -Tps < $< > $@
 else