MonetDB: Mar2018 - Check for returned values

[Pedro Ferreira]

Changeset: 170fa259a9e4 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=170fa259a9e4
Modified Files:
        monetdb5/modules/mal/wlc.c
Branch: Mar2018
Log Message:

Check for returned values


diffs (19 lines):

diff --git a/monetdb5/modules/mal/wlc.c b/monetdb5/modules/mal/wlc.c
--- a/monetdb5/modules/mal/wlc.c
+++ b/monetdb5/modules/mal/wlc.c
@@ -324,11 +324,13 @@ WLClogger(void *arg)
  */
 str 
 WLCinit(void)
-{ str conf, msg= MAL_SUCCEED;
+{
+       str conf, msg= MAL_SUCCEED;
 
        if( wlc_state == WLC_STARTUP){
                // use default location for master configuration file
-               conf = GDKfilepath(0,0,"wlc.config",0);
+               if((conf = GDKfilepath(0,0,"wlc.config",0)) == NULL)
+                       throw(MAL,"wlc.init","Could not access wlc.config\n");
 
                if( access(conf,F_OK) ){
                        GDKfree(conf);
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