cgal/CGAL_ImageIO/include/CGAL/ImageIO/fgetns_impl.h

35 lines
812 B
C++

// Copyright (c) 2005-2008 ASCLEPIOS Project, INRIA Sophia-Antipolis (France)
// All rights reserved.
//
// This file is part of the ImageIO Library, and as been adapted for CGAL (www.cgal.org).
//
// $URL$
// $Id$
// SPDX-License-Identifier: LGPL-3.0-or-later
//
//
// Author(s) : ASCLEPIOS Project (INRIA Sophia-Antipolis), Laurent Rineau
#ifdef CGAL_HEADER_ONLY
#define CGAL_INLINE_FUNCTION inline
#else
#define CGAL_INLINE_FUNCTION
#endif
#include <string.h>
/* get a string from a file and discard the ending newline character
if any */
CGAL_INLINE_FUNCTION
char *fgetns(char *str, int n, _image *im ) {
memset( str, 0, n );
char* ret = ImageIO_gets( im, str, n );
if(!ret) return nullptr;
std::size_t l = strlen(str);
if(l > 0 && str[l-1] == '\n') str[l-1] = '\0';
return ret;
}