r5921 - trunk/eda/fped

[werner at docs.openmoko.org]

Author: werner
Date: 2010-04-20 00:57:51 +0200 (Tue, 20 Apr 2010)
New Revision: 5921

Modified:
   trunk/eda/fped/fpd.y
Log:
%dump didn't dump the root frame because this frame was only appended to the
list of frames at the end of parsing. We now tentatively append it each time
a %dump is requested.

- fpd.y: append the root frame before calling "dump"



Modified: trunk/eda/fped/fpd.y
===================================================================
--- trunk/eda/fped/fpd.y	2010-04-19 21:14:32 UTC (rev 5920)
+++ trunk/eda/fped/fpd.y	2010-04-19 22:57:51 UTC (rev 5921)
@@ -249,6 +249,16 @@
 }
 
 
+static void append_root_frame(void)
+{
+	root_frame->prev = last_frame;
+	if (last_frame)
+		last_frame->next = root_frame;
+	else
+		frames = root_frame;
+}
+
+
 %}
 
 
@@ -311,11 +321,7 @@
 		}
 	    fpd
 		{
-			root_frame->prev = last_frame;
-			if (last_frame)
-				last_frame->next = root_frame;
-			else
-				frames = root_frame;
+			append_root_frame();
 		}
 	| START_EXPR expr
 		{
@@ -455,6 +461,13 @@
 		}
 	| TOK_DBG_DUMP
 		{
+			/*
+			 * It's okay to do append the root frame multiple
+			 * times. If more frames are added afterwards, they
+			 * just replace the root frame until it gets appended a
+			 * final time when parsing ends.
+			 */
+			append_root_frame();
 			if (!dump(stdout)) {
 				perror("stdout");
 				exit(1);