danicoin/tests/IntegrationTestLib/Process.cpp

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// Copyright (c) 2011-2015 The Cryptonote developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
2015-05-27 12:08:46 +00:00
#include "Process.h"
#include <cstdlib>
#include <sstream>
#include <stdexcept>
#ifndef _WIN32
#include <sys/wait.h>
#include <unistd.h>
#include <errno.h>
#endif
namespace Tests {
void Process::startChild(const std::string& executablePath, const std::vector<std::string>& args) {
#if defined WIN32
std::stringstream ss;
ss << "start /MIN " << executablePath;
for (const auto& arg: args) {
ss << " \"" << arg << "\"";
}
auto cmdline = ss.str();
system(cmdline.c_str());
#else
std::vector<const char*> cargs;
cargs.push_back(executablePath.c_str());
for (const auto& arg : args) {
cargs.push_back(arg.c_str());
}
cargs.push_back(nullptr);
auto pid = fork();
if (pid == 0) {
if (execv(executablePath.c_str(), (char**)&cargs[0]) == -1) {
printf("Failed to start %s: %d\n", executablePath.c_str(), errno);
exit(404);
}
} else if (pid > 0) {
m_pid = pid;
} else if (pid < 0) {
throw std::runtime_error("fork() failed");
}
#endif
}
void Process::wait() {
#ifndef _WIN32
if (m_pid == 0) {
return;
}
int status;
waitpid(m_pid, &status, 0);
m_pid = 0;
#endif
}
}