X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=ovsdb%2Fovsdb-doc.in;h=b325b263283bd924bbe7ce497078ca34999991e6;hb=c15f1d11fa95a036eaa2504527bbd5decf082db6;hp=5f3033480253993136222a2f18caad4a7958d7ad;hpb=c5c7c7c5c0d379c49121d63b77067aa32bce22b7;p=openvswitch

diff --git a/ovsdb/ovsdb-doc.in b/ovsdb/ovsdb-doc.in
index 5f303348..b325b263 100755
--- a/ovsdb/ovsdb-doc.in
+++ b/ovsdb/ovsdb-doc.in
@@ -136,6 +136,8 @@ def typeAndConstraintsToNroff(column):
     constraints = column.type.constraintsToEnglish(escapeNroffLiteral)
     if constraints:
         type += ", " + constraints
+    if column.unique:
+        type += " (must be unique within table)"
     return type
 
 def columnToNroff(columnName, column, node):
@@ -286,20 +288,25 @@ Table	Purpose
 
     if erFile:
         s += """
+.if !'\*[.T]'ascii' \{
 .sp 1
 .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, followed by a
+constraint on the number of allowed values: \\fB?\\fR for zero or one,
+\\fB*\\fR for zero or more, \\fB+\\fR for one or more.  Thick lines
+represent strong references; thin lines represent weak references.
 .RS -1in
 """
         erStream = open(erFile, "r")
         for line in erStream:
             s += line + '\n'
         erStream.close()
-        s += ".RE\n"
+        s += ".RE\\}\n"
 
     for node in tableNodes:
         s += tableToNroff(schema, node) + "\n"