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Fix for bug #11210, from Enrico.

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(cherry picked from commit 366bed642de2257c4ff89696de8da93aba56b3ef)
This commit is contained in:
Richard Kimberly Heck 2018-09-27 14:53:39 -04:00
parent 6f285ca28d
commit 02c4763e66
1 changed files with 9 additions and 18 deletions
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27
src/support/Systemcall.cpp
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@ -252,23 +252,6 @@ int Systemcall::startscript(Starttype how, string const & what,
SystemcallPrivate d(infile, outfile, errfile);
#ifdef Q_OS_WIN32
// QProcess::startDetached cannot provide environment variables. When the
// environment variables are set using the latexEnvCmdPrefix and the process
// is started with QProcess::startDetached, a console window is shown every
// time a viewer is started. To avoid this, we fall back on Windows to the
// original implementation that creates a QProcess object.
d.startProcess(cmd, path, lpath, false);
if (!d.waitWhile(SystemcallPrivate::Starting, process_events, -1)) {
LYXERR0("Systemcall: '" << cmd << "' did not start!");
LYXERR0("error " << d.errorMessage());
return 10;
}
if (how == DontWait) {
d.releaseProcess();
return 0;
}
#else
d.startProcess(cmd, path, lpath, how == DontWait);
if (how == DontWait && d.state == SystemcallPrivate::Running)
return 0;
@ -279,7 +262,6 @@ int Systemcall::startscript(Starttype how, string const & what,
LYXERR0("error " << d.errorMessage());
return 10;
}
#endif
if (!d.waitWhile(SystemcallPrivate::Running, process_events,
os::timeout_min() * 60 * 1000)) {
@ -370,6 +352,15 @@ void SystemcallPrivate::startProcess(QString const & cmd, string const & path,
cmd_ = cmd;
if (detached) {
state = SystemcallPrivate::Running;
#ifdef Q_OS_WIN32
// Avoid opening a console window when a viewer is started
if (in_file_.empty())
process_->setStandardInputFile(QProcess::nullDevice());
if (out_file_.empty())
process_->setStandardOutputFile(QProcess::nullDevice());
if (err_file_.empty())
process_->setStandardErrorFile(QProcess::nullDevice());
#endif
if (!QProcess::startDetached(toqstr(latexEnvCmdPrefix(path, lpath)) + cmd_)) {
state = SystemcallPrivate::Error;
return;