Add new target "checksubdirs". It will warn about any subdirectories that

are not in the SUBDIR list.  It also knows about the "standard" directories
that are to be ignored ("CVS", "distfiles", etc.).

Mk/bsd.port.subdir.mk

@@ -1,5 +1,5 @@
 #	from: @(#)bsd.subdir.mk	5.9 (Berkeley) 2/1/91
-#	$Id: bsd.port.subdir.mk,v 1.21 1997/11/06 02:20:27 fenner Exp $
+#	$Id: bsd.port.subdir.mk,v 1.22 1997/11/10 00:35:25 wosch Exp $
 #
 # The include file <bsd.port.subdir.mk> contains the default targets
 # for building ports subdirectories. 
@@ -97,6 +97,34 @@ afterinstall: realinstall
 realinstall: beforeinstall _SUBDIRUSE
 .endif
 
+IGNOREDIR=	CVS distfiles packages pkg templates
+
+.if !target(checksubdirs)
+.if defined(PORTSTOP)
+checksubdirs: checksubdir _SUBDIRUSE
+.else
+checksubdirs: checksubdir
+.endif
+.endif
+
+.if !target(checksubdir)
+checksubdir:
+	@for d in *; do \
+	  if [ -d "$$d" ]; then \
+	    found=0; \
+	    for s in ${SUBDIR} ${IGNOREDIR}; do \
+	      if [ "x$$s" = "x$$d" ]; then \
+	        found=1; \
+	        break; \
+	      fi; \
+	    done; \
+	    if [ $$found = 0 ]; then \
+	      ${ECHO} "Warning: directory $$d not in SUBDIR"; \
+	    fi; \
+	  fi; \
+	done
+.endif
+
 .if !target(readmes)
 readmes: readme _SUBDIRUSE
 .endif