qprocess_win.cpp File Reference

#include "qprocess.h"
#include "qprocess_p.h"
#include "qwindowspipewriter_p.h"
#include <qdatetime.h>
#include <qdir.h>
#include <qfileinfo.h>
#include <qregexp.h>
#include <qtimer.h>
#include <qthread.h>
#include <qmutex.h>
#include <qwaitcondition.h>
#include <private/qwineventnotifier_p.h>
#include <private/qthread_p.h>
#include <qdebug.h>
#include "private/qfsfileengine_p.h"

Go to the source code of this file.

Macros
#define	NOTIFYTIMEOUT   100

Functions
static QString	qt_create_commandline (const QString &program, const QStringList &arguments)
static void	qt_create_pipe (Q_PIPE *pipe, bool in)
static BOOL QT_WIN_CALLBACK	qt_terminateApp (HWND hwnd, LPARAM procId)

Macro Definition Documentation

NOTIFYTIMEOUT

#define NOTIFYTIMEOUT   100

Definition at line 67 of file qprocess_win.cpp.

Referenced by QProcessPrivate::pipeWriterBytesToWrite(), and qt_create_commandline().

Function Documentation

qt_create_commandline()

static QString qt_create_commandline ( const QString &  program, const QStringList &  arguments  )

static

Definition at line 245 of file qprocess_win.cpp.

Referenced by QProcessPrivate::pipeWriterBytesToWrite().

{
    QString args;
    if (!program.isEmpty()) {
        QString programName = program;
        if (!programName.startsWith(QLatin1Char('\"')) && !programName.endsWith(QLatin1Char('\"')) && programName.contains(QLatin1Char(' ')))
            programName = QLatin1Char('\"') + programName + QLatin1Char('\"');
        programName.replace(QLatin1Char('/'), QLatin1Char('\\'));

        // add the prgram as the first arg ... it works better
        args = programName + QLatin1Char(' ');
    }

    for (int i=0; i<arguments.size(); ++i) {
        QString tmp = arguments.at(i);
        // Quotes are escaped and their preceding backslashes are doubled.
        tmp.replace(QRegExp(QLatin1String("(\\\\*)\"")), QLatin1String("\\1\\1\\\""));
        if (tmp.isEmpty() || tmp.contains(QLatin1Char(' ')) || tmp.contains(QLatin1Char('\t'))) {
            // The argument must not end with a \ since this would be interpreted
            // as escaping the quote -- rather put the \ behind the quote: e.g.
            // rather use "foo"\ than "foo\"
            int i = tmp.length();
            while (i > 0 && tmp.at(i - 1) == QLatin1Char('\\'))
                --i;
            tmp.insert(i, QLatin1Char('"'));
            tmp.prepend(QLatin1Char('"'));
        }
        args += QLatin1Char(' ') + tmp;
    }
    return args;
}

qt_create_pipe()

static void qt_create_pipe ( Q_PIPE *  pipe, bool  in  )

static

Definition at line 69 of file qprocess_win.cpp.

{
    // Open the pipes.  Make non-inheritable copies of input write and output
    // read handles to avoid non-closable handles (this is done by the
    // DuplicateHandle() call).

#if !defined(Q_OS_WINCE)
    SECURITY_ATTRIBUTES secAtt = { sizeof( SECURITY_ATTRIBUTES ), NULL, TRUE };

    HANDLE tmpHandle;
    if (in) {                   // stdin
        if (!CreatePipe(&pipe[0], &tmpHandle, &secAtt, 1024 * 1024))
            return;
        if (!DuplicateHandle(GetCurrentProcess(), tmpHandle, GetCurrentProcess(),
                             &pipe[1], 0, FALSE, DUPLICATE_SAME_ACCESS))
            return;
    } else {                    // stdout or stderr
        if (!CreatePipe(&tmpHandle, &pipe[1], &secAtt, 1024 * 1024))
            return;
        if (!DuplicateHandle(GetCurrentProcess(), tmpHandle, GetCurrentProcess(),
                             &pipe[0], 0, FALSE, DUPLICATE_SAME_ACCESS))
            return;
    }

    CloseHandle(tmpHandle);
#else
    Q_UNUSED(pipe);
    Q_UNUSED(in);
#endif
}

qt_terminateApp()

static BOOL QT_WIN_CALLBACK qt_terminateApp ( HWND  hwnd, LPARAM  procId  )

static

Definition at line 557 of file qprocess_win.cpp.

{
    DWORD currentProcId = 0;
    GetWindowThreadProcessId(hwnd, &currentProcId);
    if (currentProcId == (DWORD)procId)
        PostMessage(hwnd, WM_CLOSE, 0, 0);

    return TRUE;
}