dust3d/third_party/libigl/include/igl/is_file.cpp

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// This file is part of libigl, a simple c++ geometry processing library.
//
// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla Public License
// v. 2.0. If a copy of the MPL was not distributed with this file, You can
// obtain one at http://mozilla.org/MPL/2.0/.
#include "is_file.h"
#include <sys/stat.h>
#ifdef _WIN32
# ifndef S_ISREG
# define S_ISREG(mode) (((mode) & S_IFMT) == S_IFREG)
# endif
#endif
IGL_INLINE bool igl::is_file(const char * filename)
{
struct stat status;
if(stat(filename,&status)!=0)
{
// path does not exist
return false;
}
// Tests whether existing path is a regular file
return S_ISREG(status.st_mode);
}