From c21c4ff9a7720c5ca4145371502a432d649923fb Mon Sep 17 00:00:00 2001
From: Markus Armbruster <armbru@pond.sub.org>
Date: Sun, 24 Feb 2008 18:28:09 +0100
Subject: [PATCH] New ef_blank()

It performs the same initialization as ef_extend().
---
 include/file.h        |  1 +
 src/lib/common/file.c | 12 ++++++++++++
 2 files changed, 13 insertions(+)

diff --git a/include/file.h b/include/file.h
index 2ad5e31c..fc571620 100644
--- a/include/file.h
+++ b/include/file.h
@@ -183,6 +183,7 @@ extern int ef_open(int, int);
 extern int ef_check(int);
 extern int ef_close(int);
 extern int ef_flush(int);
+extern void ef_blank(int, int, void *);
 extern int ef_write(int, int, void *);
 extern int ef_extend(int, int);
 extern int ef_ensure_space(int, int, int);
diff --git a/src/lib/common/file.c b/src/lib/common/file.c
index 1e74ba90..846f5ee4 100644
--- a/src/lib/common/file.c
+++ b/src/lib/common/file.c
@@ -468,6 +468,18 @@ ef_extend(int type, int count)
     return 1;
 }
 
+/*
+ * Initialize element ID for EP in BUF.
+ * FIXME pass buffer size!
+ */
+void
+ef_blank(int type, int id, void *buf)
+{
+    if (ef_check(type) < 0)
+	return;
+    do_blank(&empfile[type], buf, id, 1);
+}
+
 /*
  * Initialize COUNT elements of EP in BUF, starting with element ID.
  */