annotate system/Init.cpp @ 1376:d9511f9e04d7 dev/refactor-piper-related

Introduce some POD structs for describing an external server application and the desired libraries to load from it, and disambiguating between empty list request and invalid list request. This allows for overriding PiperVampPluginFactory behaviour for using a PluginScan to populate the list request.

/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    Sonic Visualiser
    An audio file viewer and annotation editor.
    Centre for Digital Music, Queen Mary, University of London.
    This file copyright 2006 Chris Cannam.
    
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
    published by the Free Software Foundation; either version 2 of the
    License, or (at your option) any later version.  See the file
    COPYING included with this distribution for more information.
*/

#include <iostream>

#include <qglobal.h>

#ifdef Q_OS_WIN32

#include <fcntl.h>

// required for SetDllDirectory
#define _WIN32_WINNT 0x0502
#include <windows.h>

// Set default file open mode to binary
//#undef _fmode
//int _fmode = _O_BINARY;

void redirectStderr()
{
#ifdef NO_PROBABLY_NOT
    HANDLE stderrHandle = GetStdHandle(STD_ERROR_HANDLE);
    if (!stderrHandle) return;

    AllocConsole();

    CONSOLE_SCREEN_BUFFER_INFO info;
    GetConsoleScreenBufferInfo(stderrHandle, &info);
    info.dwSize.Y = 1000;
    SetConsoleScreenBufferSize(stderrHandle, info.dwSize);

    int h = _open_osfhandle((long)stderrHandle, _O_TEXT);
    if (h) {
        FILE *fd = _fdopen(h, "w");
        if (fd) {
            *stderr = *fd;
            setvbuf(stderr, NULL, _IONBF, 0);
        }
    }
#endif
}

#endif

extern void svSystemSpecificInitialisation()
{
#ifdef Q_OS_WIN32
    redirectStderr();

    // Remove the CWD from the DLL search path, just in case
    SetDllDirectory(L"");
    putenv("PATH=");
#else
#endif
}