mirror of
https://github.com/scummvm/scummvm.git
synced 2025-04-02 10:52:32 -04:00
46 lines
1.4 KiB
C++
46 lines
1.4 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/>.
|
|
*
|
|
*/
|
|
|
|
#define FORBIDDEN_SYMBOL_ALLOW_ALL
|
|
|
|
#include "backends/fs/posix/posix-iostream.h"
|
|
|
|
#include <sys/stat.h>
|
|
|
|
PosixIoStream::PosixIoStream(void *handle) :
|
|
StdioStream(handle) {
|
|
}
|
|
|
|
int64 PosixIoStream::size() const {
|
|
int fd = fileno((FILE *)_handle);
|
|
if (fd == -1) {
|
|
return StdioStream::size();
|
|
}
|
|
|
|
// Using fstat to obtain the file size is generally faster than fseek / ftell
|
|
// because it does not affect the IO buffer.
|
|
struct stat st;
|
|
if (fstat(fd, &st) == -1) {
|
|
return StdioStream::size();
|
|
}
|
|
|
|
return st.st_size;
|
|
}
|