mirror of
https://gitlab.com/sortix/sortix.git
synced 2023-02-13 20:55:38 -05:00
9ad7690c74
These changes aim to make the stdio functions much more stable, flexible, correct and bugfree.
48 lines
1.5 KiB
C++
48 lines
1.5 KiB
C++
/*******************************************************************************
|
|
|
|
Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
|
|
|
|
This file is part of the Sortix C Library.
|
|
|
|
The Sortix C Library is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU Lesser General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or (at your
|
|
option) any later version.
|
|
|
|
The Sortix C Library 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 Lesser General Public
|
|
License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
|
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
fnewfile.cpp
|
|
Allocates and initializes a simple FILE object ready for construction.
|
|
|
|
*******************************************************************************/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
static void ffreefile(FILE* fp)
|
|
{
|
|
free(fp->buffer);
|
|
free(fp);
|
|
}
|
|
|
|
extern "C" FILE* fnewfile(void)
|
|
{
|
|
FILE* fp = (FILE*) calloc(sizeof(FILE), 1);
|
|
if ( !fp ) { return NULL; }
|
|
fp->buffersize = BUFSIZ;
|
|
fp->buffer = (unsigned char*) malloc(fp->buffersize);
|
|
if ( !fp->buffer ) { free(fp); return NULL; }
|
|
fp->flags = _FILE_AUTO_LOCK;
|
|
fp->offset_input_buffer = 0;
|
|
fp->amount_input_buffered = 0;
|
|
fp->amount_output_buffered = 0;
|
|
fp->free_func = ffreefile;
|
|
fregister(fp);
|
|
return fp;
|
|
}
|