From b1f41ab6de75d1d9c58443de43e771cb37726005 Mon Sep 17 00:00:00 2001
From: Harry Moffat <hkmoffa@sandia.gov>
Date: Tue, 1 Jan 2008 19:08:08 +0000
Subject: [PATCH] added more dependency checks

---
 ext/tpx/.cvsignore  |  2 +-
 ext/tpx/Makefile.in | 13 ++++++++-----
 2 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/ext/tpx/.cvsignore b/ext/tpx/.cvsignore
index b39c0d1a8..67a3528c2 100644
--- a/ext/tpx/.cvsignore
+++ b/ext/tpx/.cvsignore
@@ -1,3 +1,3 @@
 Makefile
 .depends
-
+*.d
diff --git a/ext/tpx/Makefile.in b/ext/tpx/Makefile.in
index 829b55ff7..9f6be1d5b 100755
--- a/ext/tpx/Makefile.in
+++ b/ext/tpx/Makefile.in
@@ -7,7 +7,6 @@ do_ranlib = @DO_RANLIB@
 PIC_FLAG=@PIC@
 CXX_FLAGS = @CXXFLAGS@ $(CXX_OPT) $(PIC_FLAG)
 
-#COBJS = tpx_files.o
 COBJS = Methane.o Nitrogen.o Oxygen.o Water.o Hydrogen.o RedlichKwong.o \
         CarbonDioxide.o Heptane.o lk.o Sub.o utils.o HFC134a.o
 
@@ -19,9 +18,9 @@ TPLIB = @buildlib@/libtpx.a
 
 DEPENDS = $(COBJS:.o=.d)
 
-all:  $(TPLIB)
+all:  $(TPLIB) .depends
 
-%.d:
+%.d: Makefile %.o
 	@CXX_DEPENDS@ $(CXX_INCLUDES) $*.cpp > $*.d
 
 .cpp.o:
@@ -39,9 +38,13 @@ endif
 clean:
 	$(RM) $(COBJS) $(FOBJS) *~ *.d .depends
 
-depends: $(DEPENDS)
+depends: 
+	@MAKE@ .depends
+
+.depends: $(DEPENDS)
 	cat *.d > .depends
-	$(RM) $(DEPENDS)
+
+$(COBJS): Makefile
 
 ifeq ($(wildcard .depends), .depends)
 include .depends