[neurun] Show dlerror on dlopen/dlsym failure (#6632)

Show dlerror on dlopen/dlsym failure

Signed-off-by: Hanjoung Lee <hanjoung.lee@samsung.com>

diff --git a/runtimes/include/NeuralNetworksLoadHelpers.h b/runtimes/include/NeuralNetworksLoadHelpers.h
index eeef2b5..fe9c8e2 100644 (file)
--- a/runtimes/include/NeuralNetworksLoadHelpers.h
+++ b/runtimes/include/NeuralNetworksLoadHelpers.h
@@ -80,6 +80,7 @@ inline void* loadLibrary(const char* name) {
   handle = dlopen(name, RTLD_LAZY | RTLD_LOCAL);
   if (handle == nullptr) {
     NNAPI_LOG("nnapi error: unable to open library %s", name);
+    NNAPI_LOG("             %s", dlerror());
   }
 #endif
   return handle;
@@ -106,6 +107,7 @@ inline void* loadFunction(const char* name) {
   }
   if (fn == nullptr) {
     NNAPI_LOG("nnapi error: unable to open function %s", name);
+    NNAPI_LOG("             %s", dlerror());
     abort();
   }
   else {