Removing strnlen

Author: scemama

org/qmckl_error.org

@@ -472,18 +472,15 @@ qmckl_get_error(qmckl_context context,
     qmckl_context_struct* const ctx = (qmckl_context_struct*) context;
     assert (ctx != NULL); /* Impossible because the context is valid. */
 
-/* Turn off annoying GCC warning */
-#ifdef __GNUC__
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wstringop-truncation"
-#endif
+    size_t sizeCp;
 
-    strncpy(function_name, ctx->error.function, QMCKL_MAX_FUN_LEN-1);
-    strncpy(message      , ctx->error.message , QMCKL_MAX_MSG_LEN-1);
+    sizeCp = strlen(ctx->error.function);
+    sizeCp = sizeCp > QMCKL_MAX_FUN_LEN ? QMCKL_MAX_FUN_LEN : sizeCp;
+    memcpy(function_name, ctx->error.function, sizeCp);
 
-#ifdef __GNUC__
-#pragma GCC diagnostic pop
-#endif
+    sizeCp = strlen(ctx->error.message);
+    sizeCp = sizeCp > QMCKL_MAX_MSG_LEN ? QMCKL_MAX_MSG_LEN : sizeCp;
+    memcpy(message, ctx->error.message, sizeCp);
 
     (*exit_code) = ctx->error.exit_code;
   }