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f212b48335
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@18025 a592a061-630c-0410-9148-cb99ea01b6c8
74 lines
1.3 KiB
C++
74 lines
1.3 KiB
C++
/**
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* \file getcwd.cpp
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Lars Gullik Bjønnes
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "support/lyxlib.h"
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#include "support/os.h"
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#include <boost/scoped_array.hpp>
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#include <cerrno>
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#ifdef _WIN32
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# include <windows.h>
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#endif
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using boost::scoped_array;
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using std::string;
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namespace lyx {
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namespace support {
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namespace {
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inline
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char * l_getcwd(char * buffer, size_t size)
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{
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#ifdef _WIN32
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GetCurrentDirectory(size, buffer);
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return buffer;
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#else
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return ::getcwd(buffer, size);
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#endif
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}
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} // namespace anon
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// Returns current working directory
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FileName const getcwd()
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{
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int n = 256; // Assume path is less than 256 chars
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char * err;
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scoped_array<char> tbuf(new char[n]);
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// Safe. Hopefully all getcwds behave this way!
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while (((err = l_getcwd(tbuf.get(), n)) == 0) && (errno == ERANGE)) {
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// Buffer too small, double the buffersize and try again
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n *= 2;
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tbuf.reset(new char[n]);
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}
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string result;
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if (err)
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result = tbuf.get();
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return FileName(os::internal_path(to_utf8(from_filesystem8bit(result))));
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}
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} // namespace support
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} // namespace lyx
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