void QScxmlcGenerator::parseIssues(const QByteArray &processStderr)
{
QList<ProjectExplorer::Task> issues;
foreach (const QByteArray &line, processStderr.split('\n')) {
QByteArrayList tokens = line.split(':');
if (tokens.length() > 4) {
Utils::FileName file = Utils::FileName::fromUtf8(tokens[0]);
int line = tokens[1].toInt();
// int column = tokens[2].toInt(); <- nice, but not needed for now.
ProjectExplorer::Task::TaskType type = tokens[3].trimmed() == "error" ?
ProjectExplorer::Task::Error : ProjectExplorer::Task::Warning;
QString message = QString::fromUtf8(tokens.mid(4).join(':').trimmed());
issues.append(ProjectExplorer::Task(type, message, file, line, TaskCategory));
}
}
setCompileIssues(issues);
}
QVariantMap
System::exec(const QString & prog, const QStringList & args)
{
pid_t pid = fork();
if (pid == 0) {
int cargs_len = args.length() + 2;
char * cargs[cargs_len];
cargs[cargs_len - 1] = NULL;
QByteArrayList as;
as.push_back(prog.toLocal8Bit());
std::transform(args.begin(), args.end(), std::back_inserter(as),
[](const QString & s) { return s.toLocal8Bit(); });
for (int i = 0; i < as.length(); ++i) {
cargs[i] = as[i].data();
}
execvp(cargs[0], cargs);
// in case execvp fails, terminate the child process immediately
_exit(errno);
} else if (pid < 0) {
goto fail;
} else {
sigset_t mask;
sigset_t orig_mask;
sigemptyset(&mask);
sigaddset(&mask, SIGCHLD);
if (sigprocmask(SIG_BLOCK, &mask, &orig_mask) < 0) {
goto fail;
}
struct timespec timeout;
timeout.tv_sec = 0;
timeout.tv_nsec = 10 * 1000 * 1000;
while (true) {
int ret = sigtimedwait(&mask, NULL, &timeout);
if (ret < 0) {
if (errno == EAGAIN) {
// timeout
goto win;
} else {
// error
goto fail;
}
} else {
if (errno == EINTR) {
// not SIGCHLD
continue;
} else {
siginfo_t si;
if (waitid(P_PID, pid, &si, WEXITED) < 0) {
goto fail;
} else {
return { { "errno", si.si_status }
, { "error", strerror(si.si_status) }
};
}
}
}
}
}
win:
return {};
fail:
return { { "errno", errno }, { "error", strerror(errno) } };
}
