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no output to stdout when redirecting, cleanup

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@34915 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Peter Kümmel 2010-07-16 09:57:46 +00:00
parent 146b1083a1
commit 2467a88cde
2 changed files with 18 additions and 10 deletions
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24
src/support/Systemcall.cpp
View File

@ -246,16 +246,24 @@ SystemcallPrivate::SystemcallPrivate(const std::string& of) :
out_index_(0),
err_index_(0),
out_file_(of),
terminal_out_exists_(os::is_terminal(os::STDOUT)),
terminal_err_exists_(os::is_terminal(os::STDERR)),
use_stdout_(false),
use_stderr_(false),
process_events_(false)
{
if (!out_file_.empty()) {
// Don't output to terminal if stdout is redirected
use_stdout_ = false;
// Check whether we have to simply throw away the output.
if (out_file_ != os::nulldev())
process_->setStandardOutputFile(toqstr(out_file_));
} else {
// Output to terminal if stdout exists and is not redirected
use_stdout_ = os::is_terminal(os::STDOUT);
}
// When there is a stderr use it
use_stderr_ = os::is_terminal(os::STDERR);
connect(process_, SIGNAL(readyReadStandardOutput()), SLOT(stdOut()));
connect(process_, SIGNAL(readyReadStandardError()), SLOT(stdErr()));
connect(process_, SIGNAL(error(QProcess::ProcessError)), SLOT(processError(QProcess::ProcessError)));
@ -332,14 +340,14 @@ SystemcallPrivate::~SystemcallPrivate()
if (out_index_) {
out_data_[out_index_] = '\0';
out_index_ = 0;
if (terminal_out_exists_)
if (use_stdout_)
cout << out_data_;
}
cout.flush();
if (err_index_) {
err_data_[err_index_] = '\0';
err_index_ = 0;
if (terminal_err_exists_)
if (use_stderr_)
cerr << err_data_;
}
cerr.flush();
@ -357,12 +365,12 @@ void SystemcallPrivate::flush()
QString data = QString::fromLocal8Bit(process_->readAllStandardOutput().data());
ProgressInterface::instance()->appendMessage(data);
if (!terminal_out_exists_ && out_file_.empty())
if (!use_stdout_ && out_file_.empty())
cout << fromqstr(data);
data = QString::fromLocal8Bit(process_->readAllStandardError().data());
ProgressInterface::instance()->appendError(data);
if (!terminal_err_exists_)
if (!use_stderr_)
cerr << fromqstr(data);
}
}
@ -379,7 +387,7 @@ void SystemcallPrivate::stdOut()
out_data_[out_index_] = '\0';
out_index_ = 0;
ProgressInterface::instance()->appendMessage(QString::fromLocal8Bit(out_data_));
if (terminal_out_exists_)
if (use_stdout_)
cout << out_data_;
}
}
@ -398,7 +406,7 @@ void SystemcallPrivate::stdErr()
err_data_[err_index_] = '\0';
err_index_ = 0;
ProgressInterface::instance()->appendError(QString::fromLocal8Bit(err_data_));
if (terminal_err_exists_)
if (use_stderr_)
cerr << err_data_;
}
}

4
src/support/SystemcallPrivate.h
View File

@ -84,8 +84,8 @@ private:
/// Standard error buffer.
char err_data_[max_buffer_size_];
bool terminal_err_exists_;
bool terminal_out_exists_;
bool use_stderr_;
bool use_stdout_;
QString cmd_;
bool process_events_;