X-Git-Url: http://gitweb.pgornicz.com/gitweb.cgi?p=physics.git;a=blobdiff_plain;f=Makefile;h=db26a37bdfce069fdb9a1b41be9182c19de36fe5;hp=cad83c99ca8be5db04a3722d0e521d56f9f64344;hb=2688190c40c02fd4f839c4a7d5c671744bbdc2ad;hpb=06699cc74060b88a5f37dbb28d5764edba11c3f5

diff --git a/Makefile b/Makefile
index cad83c9..db26a37 100644
--- a/Makefile
+++ b/Makefile
@@ -85,23 +85,27 @@ ${TARGET}: ${TARGETTMP} | ${WORKINGDIR}
 
 # how to make a directory
 ${BLDDIRS}:
+	${Q1}${PRNTFMT} "mkdir" "$@"
 	${Q2}mkdir -p $@
 
+# cause the below directory rules to work out
+.SECONDEXPANSION:
+
 # rule to make an object file from a .cpp
-${OBJSDIR}%.o: ${SRCSDIR}%.cpp | ${OBJSBLDDIRS}
+${OBJSDIR}%.o: ${SRCSDIR}%.cpp | $$(dir $$@)
 	${Q1}${PRNTFMT} "${CXX}" "$@"
 	${Q2}${CXX} ${CXXFLAGS} -c -o $@ $<
 
 # rule to make a depend file from a .cpp
 #   be clever and escape the / chars in file paths
 #   DON'T simply use another sed delimiter or it can't appear in the file paths
-${DEPSDIR}%.d: ${SRCSDIR}%.cpp | ${DEPSBLDDIRS}
+${DEPSDIR}%.d: ${SRCSDIR}%.cpp | $$(dir $$@)
 	${Q1}${PRNTFMT} "DEP" "$@"
 	${Q2}${CXX} -MM ${CXXFLAGS} $< | \
 		sed 's/\(^.*\):/$(subst /,\/,${OBJSDIR}\1 $@):/' > $@
 
 # rule to copy the config files into the working directory
-${DSTCFGDIR}%.cfg: ${SRCCFGDIR}%.cfg | ${DSTCFGDIR}
+${DSTCFGDIR}%.cfg: ${SRCCFGDIR}%.cfg | $$(dir $$@)
 	${Q1}${PRNTFMT} "cp" "$@"
 	${Q2}cp $< $@