From cc1b420cfdd5066bc2c80c01971f567950c894e4 Mon Sep 17 00:00:00 2001
From: "Thomas G. Lockhart" <lockhart@fourpalms.org>
Date: Thu, 30 Oct 1997 16:45:12 +0000
Subject: [PATCH] Add routines istrue() and isfalse() to directly evaluate
 boolean type.

---
 src/backend/utils/adt/bool.c  | 14 +++++++++++++-
 src/include/catalog/pg_proc.h |  5 ++++-
 src/include/utils/builtins.h  |  4 +++-
 3 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/src/backend/utils/adt/bool.c b/src/backend/utils/adt/bool.c
index dd1a2da1cb..3ceca94ccb 100644
--- a/src/backend/utils/adt/bool.c
+++ b/src/backend/utils/adt/bool.c
@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/utils/adt/bool.c,v 1.9 1997/10/25 05:09:58 thomas Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/utils/adt/bool.c,v 1.10 1997/10/30 16:45:12 thomas Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -116,3 +116,15 @@ boolgt(bool arg1, bool arg2)
 {
 	return (arg1 > arg2);
 }
+
+bool
+istrue(bool arg1)
+{
+	return(arg1 == TRUE);
+} /* istrue() */
+
+bool
+isfalse(bool arg1)
+{
+	return(arg1 != TRUE);
+} /* istrue() */
diff --git a/src/include/catalog/pg_proc.h b/src/include/catalog/pg_proc.h
index 8793caf693..c9d81efebb 100644
--- a/src/include/catalog/pg_proc.h
+++ b/src/include/catalog/pg_proc.h
@@ -6,7 +6,7 @@
  *
  * Copyright (c) 1994, Regents of the University of California
  *
- * $Id: pg_proc.h,v 1.32 1997/10/25 05:29:48 thomas Exp $
+ * $Id: pg_proc.h,v 1.33 1997/10/30 16:44:06 thomas Exp $
  *
  * NOTES
  *	  The script catalog/genbki.sh reads this file and generates .bki
@@ -729,6 +729,9 @@ DATA(insert OID = 947 (  oidnamene		   PGUID 11 f t f 2 f 16 "911 911" 100 0 0 1
 DATA(insert OID = 948 (  oidnamecmp		   PGUID 11 f t f 2 f 23 "911 911" 100 0 0 100	foo bar));
 DATA(insert OID = 949 (  mkoidname		   PGUID 11 f t f 2 f 911 "26 19" 100 0 0 100  foo bar));
 
+DATA(insert OID = 950 (  istrue			   PGUID 11 f t f 1 f 16 "16" 100 0 0 100	foo bar ));
+DATA(insert OID = 951 (  isfalse		   PGUID 11 f t f 1 f 16 "16" 100 0 0 100	foo bar ));
+
 DATA(insert OID = 952 (  lo_open		   PGUID 11 f t f 2 f 23 "26 23" 100 0 0 100  foo bar ));
 DATA(insert OID = 953 (  lo_close		   PGUID 11 f t f 1 f 23 "23" 100 0 0 100  foo bar ));
 DATA(insert OID = 954 (  loread			   PGUID 11 f t f 2 f 17 "23 23" 100 0 0 100  foo bar ));
diff --git a/src/include/utils/builtins.h b/src/include/utils/builtins.h
index 250354b04c..a02f3addf0 100644
--- a/src/include/utils/builtins.h
+++ b/src/include/utils/builtins.h
@@ -6,7 +6,7 @@
  *
  * Copyright (c) 1994, Regents of the University of California
  *
- * $Id: builtins.h,v 1.28 1997/10/25 05:40:43 thomas Exp $
+ * $Id: builtins.h,v 1.29 1997/10/30 16:42:50 thomas Exp $
  *
  * NOTES
  *	  This should normally only be included by fmgr.h.
@@ -35,6 +35,8 @@ extern bool booleq(bool arg1, bool arg2);
 extern bool boolne(bool arg1, bool arg2);
 extern bool boollt(bool arg1, bool arg2);
 extern bool boolgt(bool arg1, bool arg2);
+extern bool istrue(bool arg1);
+extern bool isfalse(bool arg1);
 
 /* char.c */
 extern int32 charin(char *ch);