X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=ovsdb%2Fovsdb-doc.in;h=5ba4e71682ec7e5491843046cb8ef0c8d4d6567e;hb=1c2e2d2fc87c9435b6fe33112b0ddaab59f507c5;hp=9e0a318d2b9fb41366cae87e4d77d0589029fa7d;hpb=c94238565522c51a117a7f89fecaabd2605b7c66;p=openvswitch

diff --git a/ovsdb/ovsdb-doc.in b/ovsdb/ovsdb-doc.in
index 9e0a318d..5ba4e716 100755
--- a/ovsdb/ovsdb-doc.in
+++ b/ovsdb/ovsdb-doc.in
@@ -177,7 +177,7 @@ def tableSummaryToNroff(summary, level=0):
     s = ""
     for type, name, arg in summary:
         if type == 'column':
-            
+
             s += "%s\\fB%s\\fR\tT{\n%s\nT}\n" % (
                 r'\ \ ' * level, name, typeAndConstraintsToNroff(arg))
         else:
@@ -221,11 +221,11 @@ Column	Type
 def docsToNroff(schemaFile, xmlFile, erFile, title=None):
     schema = ovs.db.schema.DbSchema.from_json(ovs.json.from_file(schemaFile))
     doc = xml.dom.minidom.parse(xmlFile).documentElement
-    
+
     schemaDate = os.stat(schemaFile).st_mtime
     xmlDate = os.stat(xmlFile).st_mtime
     d = date.fromtimestamp(max(schemaDate, xmlDate))
-    
+
     if title == None:
         title = schema.name
 
@@ -290,9 +290,11 @@ Table	Purpose
 .SH "TABLE RELATIONSHIPS"
 .PP
 The following diagram shows the relationship among tables in the
-database.  Each node represents a table.  Each edge leads from the
+database.  Each node represents a table.  Tables that are part of the
+``root set'' are shown with double borders.  Each edge leads from the
 table that contains it and points to the table that its value
-represents.  Edges are labeled with their column names.
+represents.  Edges are labeled with their column names.  Thick lines
+represent strong references; thin lines represent weak references.
 .RS -1in
 """
         erStream = open(erFile, "r")
@@ -344,19 +346,19 @@ if __name__ == "__main__":
                 print "ovsdb-doc (Open vSwitch) @VERSION@"
             else:
                 sys.exit(0)
-            
+
         if len(args) != 2:
             sys.stderr.write("%s: exactly 2 non-option arguments required "
                              "(use --help for help)\n" % argv0)
             sys.exit(1)
-        
+
         # XXX we should warn about undocumented tables or columns
         s = docsToNroff(args[0], args[1], er_diagram)
         for line in s.split("\n"):
             line = line.strip()
             if len(line):
                 print line
-            
+
     except error.Error, e:
         sys.stderr.write("%s: %s\n" % (argv0, e.msg))
         sys.exit(1)