scummvm/engines/ags/engine/debugging/file_based_ags_debugger.cpp
Paul Gilbert fff50e3735 AGS: Moved IsFile() and similar functions from Path to File unit
From upstream ab78e1c454d1d0e60eac5a27672f27aa2487e24f
2022-03-20 22:11:55 -07:00

79 lines
2.4 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "ags/engine/debugging/file_based_ags_debugger.h"
#include "ags/shared/util/file.h"
#include "ags/shared/util/path.h"
#include "ags/shared/util/stream.h"
#include "ags/shared/util/text_stream_writer.h"
#include "ags/engine/platform/base/ags_platform_driver.h"
#include "ags/globals.h"
namespace AGS3 {
using namespace AGS::Shared;
const char *SENT_MESSAGE_FILE_NAME = "dbgrecv.tmp";
bool FileBasedAGSDebugger::Initialize() {
if (File::IsFile(SENT_MESSAGE_FILE_NAME)) {
File::DeleteFile(SENT_MESSAGE_FILE_NAME);
}
return true;
}
void FileBasedAGSDebugger::Shutdown() {
}
bool FileBasedAGSDebugger::SendMessageToEditor(const char *message) {
while (File::IsFile(SENT_MESSAGE_FILE_NAME)) {
_G(platform)->YieldCPU();
}
Stream *out = Shared::File::CreateFile(SENT_MESSAGE_FILE_NAME);
// CHECKME: originally the file was opened as "wb" for some reason,
// which means the message should be written as a binary array;
// or shouldn't it?
out->Write(message, strlen(message));
delete out;
return true;
}
bool FileBasedAGSDebugger::IsMessageAvailable() {
return (File::IsFile("dbgsend.tmp") != 0);
}
char *FileBasedAGSDebugger::GetNextMessage() {
Stream *in = Shared::File::OpenFileRead("dbgsend.tmp");
if (in == nullptr) {
// check again, because the editor might have deleted the file in the meantime
return nullptr;
}
soff_t fileSize = in->GetLength();
char *msg = (char *)malloc(fileSize + 1);
in->Read(msg, fileSize);
delete in;
File::DeleteFile("dbgsend.tmp");
msg[fileSize] = 0;
return msg;
}
} // namespace AGS3