C++

1#include <iostream> 2#include <string> 3#include <memory> 4 5std::string exec(const char* cmd) { 6 std::array<char, 128> buffer; 7 std::string result; 8 std::unique_ptr<FILE, decltype(&pclose)> pipe(popen(cmd, "r"), pclose); 9 if (!pipe) { 10 return "popen() failed!"; 11 } 12 while (fgets(buffer.data(), buffer.size(), pipe.get()) != nullptr) { 13 result += buffer.data(); 14 } 15 return result; 16} 17 18int main(int argc, char *argv[]) { 19 std::string cargs[] = { 20 "./BarcodeReaderCLI", 21 "-type=code128", 22 "https://wabr.inliteresearch.com/SampleImages/1d.pdf", 23 "@./brcli-example.config"};// Additional options and sources in configuration file 24 for (int i = 0; i < sizeof(cargs)/sizeof(cargs[0]); i++) 25 cmd += cargs[i] + " "; 26 } 27 std::string out = exec(cmd.c_str()); 28 std::cout << out << std::endl; 29 return 0; 30}