Changeset 541bc12 in git for Singular

Timestamp:

Feb 15, 2012, 6:27:04 PM (12 years ago)

Author:

Hans Schoenemann <hannes@…>

Branches:

(u'spielwiese', 'fe61d9c35bf7c61f2b6cbf1b56e25e2f08d536cc')

Children:

820046999d8c05256ea9302b64edf55a7cf83946

Parents:

ce0ca7fd9cc1f951271f6ca50500f9cf3c215178

Message:

fix: check for empty attribute list (patch from master)

File:

• Singular/attrib.cc (modified) (1 diff)

Singular/attrib.cc

@@ -138 +138 @@
 void * atGet(leftv root,const char * name, int t)
 {
-  attr a=*(root->Attribute());
-  attr temp = a->get(name);
-  if ((temp!=NULL) && (temp->atyp==t))
-    return temp->data;
-  else
-    return NULL;
+  attr *a=(root->Attribute());
+  if (a!=NULL)
+  {
+    attr temp = (*a)->get(name);
+    if ((temp!=NULL) && (temp->atyp==t))
+      return temp->data;
+  }
 }