From: Jun Kuwamura

  I do not know about these contributions well as I only made the binaries
to contribute to a Japanese Linux package.(I did not test them.)  But I
try to make some brief introduction about the contrib directory with my
poor English.  Here is a draft of README about contrib directory:

diff --git a/contrib/README b/contrib/README
new file mode 100644 (file)
index 0000000..27ed7b8
--- /dev/null
+++ b/contrib/README
@@ -0,0 +1,45 @@
+  This directory contains the contribution functions or tools with
+PostgreSQL.
+
+ - contrib -|
+            |- apache_logging -
+       |   Getting Apache to log to PostgreSQL
+       |       by Terry Mackintosh 
+            |- array -
+       |   Array iterator functions
+       |       by Massimo Dal Zotto 
+            |- datetime -
+       |   Date & time functions
+       |       by Sergio Lenzi 
+            |- int8 -
+       |   64-bit integer arithmetic for Postgres
+       |       by Thomas G. Lockhart 
+            |- ip_and_mac -
+       |   PostgreSQL type extensions for IP and MAC addresses
+       |       by Tom Ivar Helbekkmo 
+            |- linux -
+       |   Start postgres back end system
+       |       by Thomas Lockhart 
+            |- miscutil -
+       |   Postgres assert checking and various utility functions
+       |       by Dal Zotto 
+            |- pginterface -
+       |   A crude C/4GL
+       |       by Bruce Momjian 
+            |- sequence -
+       |   Set a new sequence value
+       |       by Massimo Dal Zotto 
+            |- soundex -
+       |   Prototype for soundex function
+            |- spi -
+       |   A general trigger function autoinc() and so on.
+            |- string -
+       |   New input/output conversion routines for strings
+       |       by Massimo Dal Zotto 
+            |- unixdate -
+       |   Conversions from integer to datetime
+       |       by Thomas Lockhart 
+            |- userlock -
+       |   User locks
+       |       by Massimo Dal Zotto 
+