1 files changed, 43 insertions, 6 deletions
diff --git a/src/include/tcop/variable.h b/src/include/tcop/variable.h
index 888a432ccec..dd0d70a8eeb 100644
--- a/src/include/tcop/variable.h
+++ b/src/include/tcop/variable.h
@@ -1,9 +1,49 @@
 /*
  * Headers for handling of SET var TO statements
  *
- * $Id: variable.h,v 1.2 1997/04/17 13:50:57 scrappy Exp $
+ * $Id: variable.h,v 1.3 1997/04/23 03:17:52 scrappy Exp $
  *
  * $Log: variable.h,v $
+ * Revision 1.3  1997/04/23 03:17:52  scrappy
+ * To: Thomas Lockhart <Thomas.G.Lockhart@jpl.nasa.gov>
+ * Subject: Re: [PATCHES] SET DateStyle patches
+ *
+ * On Tue, 22 Apr 1997, Thomas Lockhart wrote:
+ *
+ * > Some more patches! These (try to) finish implementing SET variable TO value
+ * > for "DateStyle" (changed the name from simply "date" to be more descriptive).
+ * > This is based on code from Martin and Bruce (?), which was easy to modify.
+ * > The syntax is
+ * >
+ * > SET DateStyle TO 'iso'
+ * > SET DateStyle TO 'postgres'
+ * > SET DateStyle TO 'sql'
+ * > SET DateStyle TO 'european'
+ * > SET DateStyle TO 'noneuropean'
+ * > SET DateStyle TO 'us'         (same as "noneuropean")
+ * > SET DateStyle TO 'default'    (current same as "postgres,us")
+ * >
+ * > ("european" is just compared for the first 4 characters, and "noneuropean"
+ * > is compared for the first 7 to allow less typing).
+ * >
+ * > Multiple arguments are allowed, so SET datestyle TO 'sql,euro' is valid.
+ * >
+ * > My mods also try to implement "SHOW variable" and "RESET variable", but
+ * > that part just core dumps at the moment. I would guess that my errors
+ * > are obvious to someone who knows what they are doing with the parser stuff,
+ * > so if someone (Bruce and/or Martin??) could have it do the right thing
+ * > we will have a more complete set of what we need.
+ * >
+ * > Also, I would like to have a floating point precision global variable to
+ * > implement "SET precision TO 10" and perhaps "SET precision TO 10,2" for
+ * > float8 and float4, but I don't know how to do that for integer types rather
+ * > than strings. If someone is fixing the SHOW and RESET code, perhaps they can
+ * > add some hooks for me to do the floats while they are at it.
+ * >
+ * > I've left some remnants of variable structures in the source code which
+ * > I did not use in the interests of getting something working for v6.1.
+ * > We'll have time to clean things up for the next release...
+ *
  * Revision 1.2  1997/04/17 13:50:57  scrappy
  * From: "Martin J. Laubach" <mjl@CSlab.tuwien.ac.at>
  * Subject: [HACKERS] Patch: set date to euro/us postgres/iso/sql
@@ -41,8 +81,5 @@ extern struct PGVariables PGVariables;
 
 /*-----------------------------------------------------------------------*/
 bool SetPGVariable(const char *, const char *);
-const char *GetPGVariable(const char *);
-
-/*-----------------------------------------------------------------------*/
-bool SetPGVariable(const char *, const char *);
-const char *GetPGVariable(const char *);
+bool GetPGVariable(const char *);
+bool ResetPGVariable(const char *);