doc: Update RFC URLs

Consistently use the IETF HTML links instead of a random mix of
different sites and formats.  This also fixes one broken link for JSON
documentation.

diff --git a/doc/src/sgml/json.sgml b/doc/src/sgml/json.sgml
index f4546f02229c2574aff84e643b47e1dc32b6c862..44e88a1cdc211e1cd3a068ae47883b5dff1a15ce 100644 (file)
--- a/doc/src/sgml/json.sgml
+++ b/doc/src/sgml/json.sgml
@@ -13,7 +13,7 @@
 
  
   JSON data types are for storing JSON (JavaScript Object Notation)
-  data, as specified in ://rfc7159.net/rfc7159">RFC
+  data, as specified in s://tools.ietf.org/html/rfc7159">RFC
   7159. Such data can also be stored as text, but
   the JSON data types have the advantage of enforcing that each
   stored value is valid according to the JSON rules.  There are also

diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index 753136dfb1abb189f4d9662b6dcf242f68f443f7..bf108b727d1eb9959dc6d11db590c23bbdae21cb 100644 (file)
--- a/doc/src/sgml/libpq.sgml
+++ b/doc/src/sgml/libpq.sgml
@@ -772,7 +772,7 @@ PGPing PQping(const char *conninfo);
     Several libpq functions parse a user-specified string to obtain
     connection parameters.  There are two accepted formats for these strings:
     plain keyword = value strings
-    and ://www.ietf.org/rfc/rfc3986.txt">RFC
+    and s://tools.ietf.org/html/rfc3986">RFC
     3986 URIs.
    
 

diff --git a/doc/src/sgml/pgcrypto.sgml b/doc/src/sgml/pgcrypto.sgml
index b417ac1619be744bce9f5188ddd431bd3f5dff6e..dab68232470956428e24a646efe3233d26955f37 100644 (file)
--- a/doc/src/sgml/pgcrypto.sgml
+++ b/doc/src/sgml/pgcrypto.sgml
@@ -1290,15 +1290,15 @@ gen_random_uuid() returns uuid
 
    
     
-     ://www.ietf.org/rfc/rfc4880.txt">
+     s://tools.ietf.org/html/rfc4880">
      OpenPGP message format.
     
     
-     ://www.ietf.org/rfc/rfc1321.txt">
+     s://tools.ietf.org/html/rfc1321">
      The MD5 Message-Digest Algorithm.
     
     
-     ://www.ietf.org/rfc/rfc2104.txt">
+     s://tools.ietf.org/html/rfc2104">
      HMAC: Keyed-Hashing for Message Authentication.