double PLUGIN_CALL(char* name, double* params, int nParams) if(strcmp(name, "sentiment") == 0 && nParams >= 1) // params[0] is a pointer to a string? Actually passed as double hack. // Better: pass ticker as string via a separate function. return get_sentiment((char*)(int)params[0]); // unsafe but illustrative
return 0;
__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; zorro plugin
plugin("myplugin.dll"); print(plugin_call("add", 5, 3)); // prints 8.000000 // unsafe but illustrative return 0
return plugin_call("sentiment", (double)string_to_ptr(ticker)); __declspec(dllexport) double PLUGIN_CALL(char* name
| 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 |