Index: trunk/util/devhelpers/awk_on_formats.sh
===================================================================
--- trunk/util/devhelpers/awk_on_formats.sh	(revision 33808)
+++ trunk/util/devhelpers/awk_on_formats.sh	(revision 33809)
@@ -17,6 +17,8 @@
 BEGIN {
 	osep = " <br> "
 	types="board footprint netlist image misc"
+	pends = 0
+	disabled = 0
 }
 
 ($1 == "@@@") {
@@ -28,10 +30,12 @@
 	sub("io_", "", fmt)
 	sub("import_", "", fmt)
 	sub("export_", "", fmt)
+	flush_pends()
 	next
 }
 
 ($1 == "@@@@@@") {
+	flush_pends()
 	mode = 2
 	next
 }
@@ -68,18 +72,39 @@
 		FMTS[dir, type] = FMTS[dir, type] osep name
 }
 
+# at the end of reading a plugin, write all pending data collected from
+# the pup file if the plugin is not disabled
+function flush_pends(    n)
+{
+	if (!disabled) {
+		for(n = 0; n < pends; n++)
+			add(PENDING1[n], PENDING2[n])
+	}
+	pends = 0
+	disabled = 0
+}
+
 (mode == 1) && ($1 == "$fmt-feature-r") {
 	$1=""
-	add($0, "import")
+	PENDING1[pends] = $0
+	PENDING2[pends] = "import"
+	pends++
 	next
 }
 
 (mode == 1) && ($1 == "$fmt-feature-w") {
 	$1=""
-	add($0, "export")
+	PENDING1[pends] = $0
+	PENDING2[pends] = "export"
+	pends++
 	next
 }
 
+(mode == 1) && ($1 == "default") {
+	if ($2 == "disable-all")
+		disabled = 1
+}
+
 (mode != 2) { next }
 '"$1"