From: Sebastian Harl <sh@tokkee.org>
Date: Sun, 19 Oct 2014 15:58:46 +0000 (+0200)
Subject: store: Clarify behavior of expr_attrvalue if the attribute does not exist.
X-Git-Tag: sysdb-0.6.0~98
X-Git-Url: https://git.tokkee.org/?p=sysdb.git;a=commitdiff_plain;h=5f7d377e30d5831e7b655ae3b76b13c895bf06a8

store: Clarify behavior of expr_attrvalue if the attribute does not exist.
---

diff --git a/src/include/core/store.h b/src/include/core/store.h
index a7804dd..b1d15f5 100644
--- a/src/include/core/store.h
+++ b/src/include/core/store.h
@@ -320,7 +320,8 @@ sdb_store_expr_fieldvalue(int field);
 /*
  * sdb_store_expr_attrvalue:
  * Creates an expression which evaluates to the value of the specified
- * attribute of a stored object.
+ * attribute of a stored object. Evaluates to a NULL value if the attribute
+ * does not exist.
  *
  * Returns:
  *  - an expression object on success