?? fwrite.cxx
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//========================================================================//// fwrite.cxx//// ANSI Stdio fwrite() function////========================================================================//####ECOSGPLCOPYRIGHTBEGIN####// -------------------------------------------// This file is part of eCos, the Embedded Configurable Operating System.// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.//// eCos 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 2 or (at your option) any later version.//// eCos 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 eCos; if not, write to the Free Software Foundation, Inc.,// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.//// As a special exception, if other files instantiate templates or use macros// or inline functions from this file, or you compile this file and link it// with other works to produce a work based on this file, this file does not// by itself cause the resulting work to be covered by the GNU General Public// License. However the source code for this file must still be made available// in accordance with section (3) of the GNU General Public License.//// This exception does not invalidate any other reasons why a work based on// this file might be covered by the GNU General Public License.//// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.// at http://sources.redhat.com/ecos/ecos-license/// -------------------------------------------//####ECOSGPLCOPYRIGHTEND####//========================================================================//#####DESCRIPTIONBEGIN####//// Author(s): jlarmour// Contributors: // Date: 2000-04-20// Purpose: // Description: // Usage: ////####DESCRIPTIONEND####////========================================================================// CONFIGURATION#include <pkgconf/libc_stdio.h> // Configuration header// INCLUDES#include <cyg/infra/cyg_type.h> // Common project-wide type definitions#include <cyg/infra/cyg_ass.h> // Assertion support#include <cyg/infra/cyg_trac.h> // Tracing support#include <stddef.h> // NULL and size_t from compiler#include <stdio.h> // header for this file#include <errno.h> // error codes#include <cyg/libc/stdio/stream.hxx>// Cyg_StdioStream// FUNCTIONSexternC size_tfwrite( const void *ptr, size_t object_size, size_t num_objects, FILE *stream ){ Cyg_StdioStream *real_stream = (Cyg_StdioStream *)stream; cyg_ucount32 written; Cyg_ErrNo err; CYG_REPORT_FUNCNAMETYPE( "fwrite", "wrote %d objects" ); CYG_REPORT_FUNCARG4( "ptr=%08x, object_size=%d, num_objects=%d, " "stream=%08x", ptr, object_size, num_objects, stream ); if ( (object_size==0) || (num_objects==0) ) { CYG_REPORT_RETVAL(0); return 0; } // if err = real_stream->write( (cyg_uint8 *)ptr, num_objects*object_size, &written ); if (err) { real_stream->set_error( err ); errno = err; } // if // we return the number of _objects_ written. Simple division is // sufficient as this returns the quotient rather than rounding CYG_REPORT_RETVAL( written/object_size ); return written/object_size;} // fwrite()// EOF fwrite.cxx
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