Files
MapLibreParticleLab/test/fixtures/util.cpp
2015-02-04 10:49:06 +01:00

36 lines
903 B
C++

#include "util.hpp"
#include <csignal>
namespace mbgl {
namespace test {
pid_t startServer(const char *executable) {
const std::string parent_pid = std::to_string(getpid());
pid_t pid = fork();
if (pid < 0) {
throw std::runtime_error("Cannot create server process");
} else if (pid == 0) {
char *args[] = { const_cast<char *>(executable),
const_cast<char *>(parent_pid.c_str()),
nullptr };
int ret = execv(executable, args);
// This call should not return. In case execve failed, we exit anyway.
if (ret < 0) {
fprintf(stderr, "Failed to start server: %s\n", strerror(errno));
}
exit(0);
} else {
// Wait until the server process sends SIGCONT.
raise(SIGSTOP);
}
return pid;
}
void stopServer(pid_t pid) {
kill(pid, SIGTERM);
}
}
}