Changeset 208 for SH_SHM/trunk

Timestamp:

04/19/2010 02:53:32 PM (14 years ago)

Author:

marcus

Message:

r125 | klaus | 2010-04-19 14:07:17 +0200 (Mo, 19 Apr 2010) | 1 line

rewrite sfd from database is file does not exist any more

File:

• SH_SHM/trunk/source/sqliface.c (modified) (3 diffs)

SH_SHM/trunk/source/sqliface.c

@@ -3 +3 @@
  *      ==========
  *
- * $Revision: 56 $, $Date: 2008-10-28 16:01:29 +0100 (Di, 28 Okt 2008) $
+ * $Revision: 125 $, $Date: 2010-04-19 14:07:17 +0200 (Mo, 19 Apr 2010) $
  *
  * Interface to SQL databases
@@ -194 +194 @@
         double   rd1time, rd2time;                 /* read time as double */
         int      rd1off, rd2off;                   /* date part of soffset, eoffset */
+        FILE     *fp;                              /* file pointer */
+        TSyBoolean rewrite_sfd;                    /* rewrite sfd file */
 
         /* executable code */
@@ -207 +209 @@
         if  (SySevere(status))  return;
 
+        /* if sfd file does not exist, create a new one irrespective of the
+         * given start time and length.  Try to open it, to see whether its there
+         */
+        fp = fopen( sqlv_sfdb_tmp, "r" );
+        if  (fp == NULL)  {
+                /* file does not exist, rewrite file */
+                rewrite_sfd = TRUE;
+        } else {
+                rewrite_sfd = FALSE;
+                fclose( fp );
+        } /*endif*/
+
         /* call to db if new start time given */
-        if  (strcmp(start,last_start) != 0 || readlth != last_readlth)  {
+        if  (strcmp(start,last_start) != 0 || readlth != last_readlth || rewrite_sfd)  {
                 tc_nadd( &sntime, -86400*30*3, &soffset, status );
                 if  (SySevere(status))  return;