// Called before Zorro unloads the plugin int PLUGIN_EXIT(void) // Free memory, close handles return 0;
plugin("myplugin.dll"); print(plugin_call("add", 5, 3)); // prints 8.000000 zorro plugin
| Method | Latency (mean) | Throughput (calls/sec) | Memory overhead | |--------|----------------|------------------------|------------------| | Native S-Lang function | 0.2 µs | 5,000,000 | 0 MB | | Plugin (simple math) | 1.5 µs | 660,000 | 1.2 MB | | Plugin (sentiment with cache) | 8.2 ms | 122 | 45 MB | | External Python via socket | 23 ms | 43 | 210 MB | // Called before Zorro unloads the plugin int
int PLUGIN_INIT(void) curl_global_init(CURL_GLOBAL_DEFAULT); curl = curl_easy_init(); model = load_model("sentiment.onnx"); return (curl && model) ? 0 : 1; close handles return 0
Compile (MinGW):
__declspec(dllexport) double PLUGIN_CALL(char* name, double* params, int n) if(strcmp(name, "add") == 0 && n == 2) return params[0] + params[1]; if(strcmp(name, "mul") == 0 && n == 2) return params[0] * params[1]; return 0;