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-rw-r--r--src/backend/commands/define.c21
1 files changed, 20 insertions, 1 deletions
diff --git a/src/backend/commands/define.c b/src/backend/commands/define.c
index 19f14879a0e..e4a62b77308 100644
--- a/src/backend/commands/define.c
+++ b/src/backend/commands/define.c
@@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/commands/define.c,v 1.87 2004/05/07 00:24:57 tgl Exp $
+ * $PostgreSQL: pgsql/src/backend/commands/define.c,v 1.88 2004/05/14 16:11:25 tgl Exp $
*
* DESCRIPTION
* The "DefineFoo" routines take the parse tree and pick out the
@@ -120,6 +120,25 @@ defGetNumeric(DefElem *def)
}
/*
+ * Extract a boolean value from a DefElem.
+ */
+bool
+defGetBoolean(DefElem *def)
+{
+ /*
+ * Presently, boolean flags must simply be present or absent.
+ * Later we could allow 'flag = t', 'flag = f', etc.
+ */
+ if (def->arg == NULL)
+ return true;
+ ereport(ERROR,
+ (errcode(ERRCODE_SYNTAX_ERROR),
+ errmsg("%s does not take a parameter",
+ def->defname)));
+ return false; /* keep compiler quiet */
+}
+
+/*
* Extract an int64 value from a DefElem.
*/
int64