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wujllee · Feb 24, 2012 · c33e0e7 · c33e0e7
1 parent 5456476
commit c33e0e7
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/libcrfpp.cpp b/libcrfpp.cpp
@@ -80,6 +80,9 @@ void crfpp_model_destroy(crfpp_model_t *c) {
 }
 
 const char* crfpp_model_strerror(crfpp_model_t *c) {
+  if (!c) {
+    return CRFPP::getLastError();
+  }
   return reinterpret_cast<CRFPP::Model *>(c)->what();
 }
 
@@ -105,6 +108,9 @@ crfpp_t* crfpp_new2(char *arg) {
 }
 
 const char* crfpp_strerror(crfpp_t *c) {
+  if (!c) {
+    return CRFPP::getLastError();
+  }
   return reinterpret_cast<CRFPP::Tagger *>(c)->what();
 }