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

cde/lib/DtSearch/raima/crwrite.c

@@ -0,0 +1,87 @@
+/* $XConsortium: crwrite.c /main/2 1996/05/09 03:58:39 drk $ */
+/*
+ *   COMPONENT_NAME: austext
+ *
+ *   FUNCTIONS: d_crwrite
+ *
+ *   ORIGINS: 157
+ *
+ *   OBJECT CODE ONLY SOURCE MATERIALS
+ */
+/*-----------------------------------------------------------------------
+   crwrite.c -- db_VISTA current record field write 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"
+
+
+/* Write data to a field  in the current record
+*/
+d_crwrite(field, data TASK_PARM DBN_PARM)
+long field; /* field constant */
+char FAR *data; /* data area to contain field contents */
+TASK_DECL
+DBN_DECL    /* database number */
+{
+#ifndef	 NO_TIMESTAMP
+   ULONG timestamp;
+#endif
+   int stat, fld, rec;
+   RECORD_ENTRY FAR *rec_ptr;
+   FIELD_ENTRY FAR *fld_ptr;
+
+   DB_ENTER(DB_ID TASK_ID LOCK_SET(SET_IO));
+   
+   if (nfld_check(field, &rec, &fld, (RECORD_ENTRY FAR * FAR *)&rec_ptr, (FIELD_ENTRY FAR * FAR *)&fld_ptr) != S_OKAY)
+      RETURN( db_status );
+
+   /* compound keys cannot be updated directly */
+   if ( fld_ptr->fd_type == COMKEY )
+      RETURN( dberr(S_ISCOMKEY) );
+
+   /* field used in compound keys cannot be updated directly */
+   if ( fld_ptr->fd_flags & COMKEYED )
+      RETURN( dberr(S_COMKEY) );
+
+   /* Make sure we have a current record */
+   if ( ! curr_rec )
+      RETURN( dberr(S_NOCR) );
+
+   /* Read current record */
+   if ( dio_read( curr_rec, (char FAR * FAR *)&crloc , PGHOLD) != S_OKAY )
+      RETURN( db_status );
+	    
+   /* check out the field */
+   if ( (stat = r_chkfld(fld, fld_ptr, crloc, data)) != S_OKAY ) {
+      dio_release(curr_rec);
+      RETURN( db_status = stat );
+   }
+   /* put data into record and return */
+   if ( r_pfld(fld, fld_ptr, crloc, data, &curr_rec) != S_OKAY )
+      RETURN( db_status );
+#ifndef	 NO_TIMESTAMP
+   /* check for timestamp */
+   if ( rec_ptr->rt_flags & TIMESTAMPED ) {
+      timestamp = dio_pzgetts(rec_ptr->rt_file);
+      bytecpy( crloc + RECUPTIME, &timestamp, sizeof(LONG));
+   }
+#endif
+   dio_write(curr_rec, NULL, PGFREE);
+#ifndef	 NO_TIMESTAMP
+   if (( db_status == S_OKAY ) && ( rec_ptr->rt_flags & TIMESTAMPED ))
+      cr_time = timestamp;
+#endif
+   RETURN( db_status );
+}
+/* vpp -nOS2 -dUNIX -nBSD -nVANILLA_BSD -nVMS -nMEMLOCK -nWINDOWS -nFAR_ALLOC -f/usr/users/master/config/nonwin crwrite.c */