get file from hosting mac os version

main.cpp

#include <iostream>
#include <string>
#include <curl/curl.h>

using namespace std;

size_t write_data(void* ptr, size_t size, size_t nmemb, FILE* stream) {
    return fwrite(ptr, size, nmemb, stream);
}

int main()
{
    string srcURL  = "http://sunmeat.atwebpages.com/volley/plain.txt";
    string destFile = "/tmp/file.txt"; // macOS: /tmp замість C:/1/

    CURL* curl = curl_easy_init();
    if (!curl) {
        cerr << "Failed to init curl\n";
        return 1;
    }

    FILE* f = fopen(destFile.c_str(), "wb");
    if (!f) {
        cerr << "Cannot open file for writing\n";
        curl_easy_cleanup(curl);
        return 1;
    }

    curl_easy_setopt(curl, CURLOPT_URL, srcURL.c_str());
    curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data);
    curl_easy_setopt(curl, CURLOPT_WRITEDATA, f);
    curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);

    CURLcode res = curl_easy_perform(curl);
    fclose(f);
    curl_easy_cleanup(curl);

    if (res == CURLE_OK)
        cout << "Saved to " << destFile << "\n";
    else
        cout << "Fail! " << curl_easy_strerror(res) << "\n";

    return 0;
}