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

cde/lib/DtSearch/raima/isowner.c

@@ -0,0 +1,56 @@
+/* $XConsortium: isowner.c /main/2 1996/05/09 04:08:42 drk $ */
+/*
+ *   COMPONENT_NAME: austext
+ *
+ *   FUNCTIONS: d_isowner
+ *
+ *   ORIGINS: 157
+ *
+ *   OBJECT CODE ONLY SOURCE MATERIALS
+ */
+/*-----------------------------------------------------------------------
+   isowner.c -- db_VISTA ownership test module.
+
+   (C) Copyright 1987 by Raima Corporation.
+-----------------------------------------------------------------------*/
+
+/* ********************** EDIT HISTORY *******************************
+
+ SCR    DATE    INI                   DESCRIPTION
+----- --------- --- -----------------------------------------------------
+      04-Aug-88 RTK MULTI_TASK changes
+*/
+
+#include <stdio.h>
+#include "vista.h"
+#include "dbtype.h"
+
+
+/* Check to see if current record is a owner of non-empty SET
+*/
+d_isowner(set TASK_PARM DBN_PARM)
+int set;  /* set table entry */
+TASK_DECL
+DBN_DECL  /* database number */
+{
+   char crsp[SETPSIZE];   /* current record's set pointer */
+   SET_ENTRY FAR *set_ptr;
+
+   DB_ENTER(DB_ID TASK_ID LOCK_SET(SET_IO));
+   
+   if (nset_check(set, &set, (SET_ENTRY FAR * FAR *)&set_ptr) != S_OKAY)
+      RETURN( db_status );
+
+   /* Make sure we have a current record */
+   if ( ! curr_rec )
+      RETURN( dberr(S_NOCR) );
+
+   /* Read current record and check for members */
+   if ((dio_read( curr_rec, (char FAR * FAR *)&crloc, NOPGHOLD) == S_OKAY) &&
+       (r_gset(set, crloc, crsp) == S_OKAY) &&
+       null_dba(crsp + SP_FIRST))
+      db_status = S_EOS; /* end-of-set if curr rec not owner */
+
+   RETURN( db_status );
+}
+/* vpp -nOS2 -dUNIX -nBSD -nVANILLA_BSD -nVMS -nMEMLOCK -nWINDOWS -nFAR_ALLOC -f/usr/users/master/config/nonwin isowner.c */