libcurl visual studio

libcurl.md

1. build libcurl

• download source from https://curl.haxx.se/download.html: ..\curl-7.53.1\curl-7.53.1..
• open visual studio developer command prompt
• cd to: ..\curl-7.53.1\curl-7.53.1\winbuild
• nmake /f Makefile.vc mode=dll VC=14 MACHINE=x64

2. configure visual studio project:

• set to 64 bit release builds
• Properties:
  • C/C++ -> Additional Include Directories: ..\curl-7.53.1\curl-7.53.1\builds\libcurl-vc14-x64-release-dll-ipv6-sspi-winssl\include;
  • Linker -> Additional Library Directories: ..\curl-7.53.1\curl-7.53.1\builds\libcurl-vc14-x64-release-dll-ipv6-sspi-winssl\lib;
  • Linker -> Input: libcurl.lib
• copy: libcurl.dll to source folder (beside *.cpp and *.h)

http://stackoverflow.com/questions/1636333/download-file-using-libcurl-in-c-c

http://www.cplusplus.com/forum/windows/172335/

other downloads: http://windows.php.net/downloads/php-sdk/deps/vc14/x64/

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


#include <stdio.h>
#include <iostream>
#include <fstream>
#include "curl\curl.h"
using namespace std;


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

int main(int n, char* args[])
{
	//BuildBT(10);
	CURL *curl;
	CURLcode res;
	FILE *fp;
	char outfilename[FILENAME_MAX] = "C:\\Users\\user\\Source\\Repos\\AmazonPractice\\x64\\Release\\out.txt";
	curl = curl_easy_init();
	if (curl) {
		fp = fopen(outfilename, "wb");
		curl_easy_setopt(curl, CURLOPT_URL, "http://www.google.co.uk/");
		curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data);
		curl_easy_setopt(curl, CURLOPT_WRITEDATA, fp);
		res = curl_easy_perform(curl);
		curl_easy_cleanup(curl);
		fclose(fp);
	}

	cout << "done" << endl;
	getchar();
	return 0;
}

danke!