--- Makefile.orig	2012-01-17 02:17:06.000000000 +0900
+++ Makefile	2012-01-17 02:18:32.000000000 +0900
@@ -18,12 +18,10 @@
 all:	$(ALL_TARGET)
 
 standard:
-	@echo --- errors and warnings logged in file make.log
-	@${MAKE} mains 2>&1 | tee -a make.log | egrep -i "(.c:|Stop.|---)"
+	${MAKE} mains
 
 tcl:
-	@echo --- errors and warnings logged in file make.log
-	@${MAKE} tcllibrary 2>&1 | tee -a make.log | egrep -i "(.c:|Stop.|---)"
+	${MAKE} tcllibrary
 
 force: clean all
 
@@ -36,12 +34,12 @@
 tcllibrary: database/database.h modules
 	@echo --- making Tcl shared libraries
 	for dir in ${PROGRAMS}; do \
-		(cd $$dir && ${MAKE} tcl-main); done
+		${MAKE} -C $$dir tcl-main || exit 1 ; done
 
 mains: database/database.h modules libs
 	@echo --- making main programs
 	for dir in ${PROGRAMS}; do \
-		(cd $$dir && ${MAKE} main); done
+		${MAKE} -C $$dir main || exit 1 ; done
 
 database/database.h: database/database.h.in
 	@echo --- making header file database/database.h
@@ -50,30 +48,30 @@
 modules:
 	@echo --- making modules
 	for dir in ${MODULES} ${PROGRAMS}; do \
-		(cd $$dir && ${MAKE} module); done
+		${MAKE} -C $$dir module || exit 1 ; done
 
 libs:
 	@echo --- making libraries
 	for dir in ${LIBRARIES}; do \
-		(cd $$dir && ${MAKE} lib); done
+		${MAKE} -C $$dir lib || exit 1 ; done
 
 depend:	database/database.h
 	${RM} */Depend
 	for dir in ${MODULES} ${UNUSED_MODULES} ${PROGRAMS}; do \
-		(cd $$dir && ${MAKE} depend); done
+		${MAKE} -C $$dir depend || exit 1 ; done
 
 install: $(INSTALL_TARGET)
 
 install-magic:
 	@echo --- installing executable to $(DESTDIR)${BINDIR}
 	@echo --- installing runtime files to $(DESTDIR)${LIBDIR}
-	@${MAKE} install-real 2>&1 >> install.log
+	@${MAKE} install-real 2>&1
 
 install-real: install-dirs
 	for dir in ${INSTALL_CAD_DIRS}; do \
-		(cd $$dir && ${MAKE} install); done
+		${MAKE} -C $$dir install || exit 1 ; done
 	for dir in ${PROGRAMS}; do \
-		(cd $$dir && ${MAKE} install); done
+		${MAKE} -C $$dir install || exit 1 ; done
 
 install-tcl-dirs:
 	${MAGICDIR}/scripts/mkdirs $(DESTDIR)${BINDIR} $(DESTDIR)${MANDIR} \
@@ -86,11 +84,11 @@
 install-tcl:
 	@echo --- installing executable to $(DESTDIR)${BINDIR}
 	@echo --- installing runtime files to $(DESTDIR)${LIBDIR}
-	@${MAKE} install-tcl-real 2>&1 >> install.log
+	@${MAKE} install-tcl-real
 
 install-tcl-real: install-tcl-dirs
 	for dir in ${INSTALL_CAD_DIRS} ${PROGRAMS}; do \
-		(cd $$dir && ${MAKE} install-tcl); done
+		${MAKE} -C $$dir install-tcl || exit 1 ; done
 
 clean:
 	for dir in ${MODULES} ${PROGRAMS} ${TECH} ${UNUSED_MODULES}; do \