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Invoke system's cmd.exe directly.

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This commit is contained in:
Chocobo1 2016-06-21 15:23:22 +08:00
parent 705d7730dc
commit 3846a5b875
1 changed files with 6 additions and 1 deletions
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7
src/app/application.cpp
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@ -261,7 +261,12 @@ void Application::runExternalProgram(BitTorrent::TorrentHandle *const torrent) c
#if defined(Q_OS_UNIX)
QProcess::startDetached(QLatin1String("/bin/sh"), {QLatin1String("-c"), program});
#elif defined(Q_OS_WIN) // test cmd: `echo "%F" > "c:\ab ba.txt"`
program.prepend(QLatin1String("cmd.exe /C "));
static const QString cmdPath = []() -> QString {
WCHAR systemPath[64] = {0};
GetSystemDirectoryW(systemPath, sizeof(systemPath) / sizeof(WCHAR));
return QString::fromWCharArray(systemPath) + QLatin1String("\\cmd.exe /C ");
}();
program.prepend(cmdPath);
const uint cmdMaxLength = 32768; // max length (incl. terminate char) for `lpCommandLine` in `CreateProcessW()`
if ((program.size() + 1) > cmdMaxLength) {
logger->addMessage(tr("Torrent: %1, run external program command too long (length > %2), execution failed.").arg(torrent->name()).arg(cmdMaxLength), Log::CRITICAL);