Initial import of the CDE 2.1.30 sources from the Open Group.

cde/lib/tt/mini_isam/isaddindex.c

@@ -0,0 +1,68 @@
+/*%%  (c) Copyright 1993, 1994 Hewlett-Packard Company			 */
+/*%%  (c) Copyright 1993, 1994 International Business Machines Corp.	 */
+/*%%  (c) Copyright 1993, 1994 Sun Microsystems, Inc.			 */
+/*%%  (c) Copyright 1993, 1994 Novell, Inc. 				 */
+/*%%  $XConsortium: isaddindex.c /main/3 1995/10/23 11:33:26 rswiston $ 			 				 */
+#ifndef lint
+static char sccsid[] = "@(#)isaddindex.c 1.8 89/07/17 Copyr 1988 Sun Micro";
+#endif
+/*
+ * Copyright (c) 1988 by Sun Microsystems, Inc.
+ */
+
+/*
+ * isaddindex.c
+ *
+ * Description:
+ *	Add secondary index to ISAM file
+ */
+
+
+#include "isam_impl.h"
+#include <sys/time.h>
+
+/*
+ * err = isaddindex(isfd, keydesc)
+ *
+ * Isaddindex() is used to add an alternate index to ISAM file. 
+ *
+ * Errors:
+ *	EBADKEY	error in keydesc	
+ *	EDUPL	there are duplicate keys and the keydesc does not allow
+ *		duplicate keys
+ *	EKEXISTS key with the same key descriptor already exists
+ *	ENOTEXCL ISAM file is not open in exclusive mode
+ *	ENOTOPEN the ISAM file is not open in ISINOUT mode.
+ *	EACCES	Cannot create index file because of UNIX error.
+ */
+
+int 
+isaddindex(isfd, keydesc)
+    int			isfd;
+    struct keydesc	*keydesc;
+{
+    int			_amaddindex();
+    register Fab	*fab;
+    int			ret;
+
+    /*
+     * Get File Access Block.
+     */
+    if ((fab = _isfd_find(isfd)) == NULL) {
+	_setiserrno2(ENOTOPEN, '9', '0');
+	return (ISERROR);
+    }
+
+    /*
+     * Check that the open mode was ISOUTPUT
+     */
+    if (fab->openmode != OM_INOUT) {
+	_setiserrno2(ENOTOPEN, '9', '0');
+	return (ISERROR);
+    }
+    
+    ret = _amaddindex(&fab->isfhandle, keydesc, &fab->errcode);
+    _seterr_errcode(&fab->errcode);
+
+    return (ret);			     /* Successful write */
+}