Comments from cat: "space" should include or exclude tabs. We include tabs, so specify that.

svn:r5635

doc/dir-spec.txt

@@ -117,12 +117,15 @@ $Id$
    for clarity between sections; these blank lines are ignored.
    Implementations MUST NOT depend on blank lines in any particular location.
 
+   As used here, "whitespace" is a sequence of 1 or more tab or space
+   characters.
+
    The preamble contains:
 
       "network-status-version" -- A document format version.  For this
          specification, the version is "2".
       "dir-source" -- The authority's hostname, current IP address, and
-         directory port, all separated by spaces.
+         directory port, all separated by whitespace.
       "fingerprint" -- A base16-encoded hash of the signing key's
          fingerprint, with no additional spaces added.
       "contact" -- An arbitrary string describing how to contact the
@@ -134,7 +137,7 @@ $Id$
       "server-versions" -- A comma-separated list of recommended server
         versions.
       "published" -- The publication time for this network-status object.
-      "dir-options" -- A set of flags separated by spaces:
+      "dir-options" -- A set of flags, in any order, separated by whitespace:
           "Names" if this directory authority performs name bindings.
           "Versions" if this directory authority recommends software versions.
 
@@ -148,7 +151,8 @@ $Id$
    For each router, the router entry contains:  (This format is designed for
    conciseness.)
 
-      "r" -- followed by the following elements, separated by spaces:
+      "r" -- followed by the following elements, in order, separated by
+          whitespace:
           - The OR's nickname,
           - A hash of its identity key, encoded in base64, with trailing =
             signs removed.
@@ -160,7 +164,7 @@ $Id$
           - An IP address
           - An OR port
           - A directory port (or "0" for none")
-      "s" -- A series of space-separated status flags:
+      "s" -- A series of whitespace-separated status flags, in any order:
           "Authority" if the router is a directory authority.
           "Exit" if the router is useful for building general-purpose exit
              circuits.

doc/tor-spec.txt

@@ -675,7 +675,7 @@ extensible information format.
 
 The highest level object is a Document, which consists of one or more Items.
 Every Item begins with a KeywordLine, followed by one or more Objects. A
-KeywordLine begins with a Keyword, optionally followed by a space and more
+KeywordLine begins with a Keyword, optionally followed by whitespace and more
 non-newline characters, and ends with a newline.  A Keyword is a sequence of
 one or more characters in the set [A-Za-z0-9-].  An Object is a block of
 encoded data in pseudo-Open-PGP-style armor. (cf. RFC 2440)
@@ -684,10 +684,11 @@ More formally:
 
     Document ::= (Item | NL)+
     Item ::= KeywordLine Object*
-    KeywordLine ::= Keyword NL | Keyword SP ArgumentsChar+ NL
+    KeywordLine ::= Keyword NL | Keyword WS ArgumentsChar+ NL
     Keyword = KeywordChar+
     KeywordChar ::= 'A' ... 'Z' | 'a' ... 'z' | '0' ... '9' | '-'
     ArgumentChar ::= any printing ASCII character except NL.
+    WS = (SP | TAB)+
     Object ::= BeginLine Base-64-encoded-data EndLine
     BeginLine ::= "-----BEGIN " Keyword "-----" NL
     EndLine ::= "-----END " Keyword "-----" NL
@@ -748,7 +749,7 @@ The items' formats are as follows:
    "fingerprint"
 
       A fingerprint (20 byte SHA1 hash of asn1 encoded public key, encoded
-      in hex, with spaces after every 4 characters) for this router's
+      in hex, with a single space after every 4 characters) for this router's
       identity key.
 
       [We didn't start parsing this line until Tor 0.1.0.6-rc; it should
@@ -798,9 +799,9 @@ The items' formats are as follows:
 
    "family" names NL
 
-       'Names' is a space-separated list of server nicknames. If two ORs
-       list one another in their "family" entries, then OPs should treat
-       them as a single OR for the purpose of path selection.
+       'Names' is a whitespace-separated list of server nicknames. If two ORs
+       list one another in their "family" entries, then OPs should treat them
+       as a single OR for the purpose of path selection.
 
        For example, if node A's descriptor contains "family B", and node B's
        descriptor contains "family A", then node A and node B should never
@@ -859,7 +860,7 @@ descriptors, and a single "directory-signature" item.
         A list of which versions of which implementations are currently
         believed to be secure and compatible with the network.
 
-    "running-routers" space-separated-list
+    "running-routers" whitespace-separated-list
 
         A description of which routers are currently believed to be up or
         down.  Every entry consists of an optional "!", followed by either an
@@ -873,7 +874,7 @@ descriptors, and a single "directory-signature" item.
         backward compatibility.  New code should parse 'router-status'
         instead.]
 
-    "router-status" space-separated-list
+    "router-status" whitespace-separated-list
 
         A description of which routers are currently believed to be up or
         down, and which are verified or unverified.  Contains one entry for