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78 lines
1.6 KiB
C++
78 lines
1.6 KiB
C++
// Aseprite Base Library
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// Copyright (c) 2001-2013, 2015 David Capello
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//
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// This file is released under the terms of the MIT license.
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// Read LICENSE.txt for more information.
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "base/file_handle.h"
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#include "base/string.h"
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#include <stdexcept>
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#ifdef _WIN32
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#include <windows.h>
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#include <io.h>
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#endif
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#include <sys/stat.h>
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#include <fcntl.h>
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#ifndef O_BINARY
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#define O_BINARY 0
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#define O_TEXT 0
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#endif
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using namespace std;
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namespace base {
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FILE* open_file_raw(const string& filename, const string& mode)
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{
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#ifdef _WIN32
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return _wfopen(from_utf8(filename).c_str(),
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from_utf8(mode).c_str());
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#else
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return fopen(filename.c_str(), mode.c_str());
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#endif
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}
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FileHandle open_file(const string& filename, const string& mode)
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{
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return FileHandle(open_file_raw(filename, mode), fclose);
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}
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FileHandle open_file_with_exception(const string& filename, const string& mode)
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{
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FileHandle f(open_file_raw(filename, mode), fclose);
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if (!f)
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throw runtime_error("Cannot open " + filename);
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return f;
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}
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int open_file_descriptor_with_exception(const string& filename, const string& mode)
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{
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int flags = 0;
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if (mode.find('r') != string::npos) flags |= O_RDONLY;
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if (mode.find('w') != string::npos) flags |= O_RDWR | O_CREAT | O_TRUNC;
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if (mode.find('b') != string::npos) flags |= O_BINARY;
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int fd;
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#ifdef _WIN32
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fd = _wopen(from_utf8(filename).c_str(), flags, _S_IREAD | _S_IWRITE);
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#else
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fd = open(filename.c_str(), flags, S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH);
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#endif
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if (fd == -1)
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throw runtime_error("Cannot open " + filename);
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return fd;
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}
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}
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