These changes aim to make the stdio functions much more stable, flexible, correct and bugfree.
49 lines
1.5 KiB
C++
49 lines
1.5 KiB
C++
/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
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This file is part of the Sortix C Library.
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The Sortix C Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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The Sortix C Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
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fnewfile.cpp
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Allocates and initializes a simple FILE object ready for construction.
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*******************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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static void ffreefile(FILE* fp)
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{
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free(fp->buffer);
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free(fp);
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}
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extern "C" FILE* fnewfile(void)
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{
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FILE* fp = (FILE*) calloc(sizeof(FILE), 1);
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if ( !fp ) { return NULL; }
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fp->buffersize = BUFSIZ;
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fp->buffer = (unsigned char*) malloc(fp->buffersize);
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if ( !fp->buffer ) { free(fp); return NULL; }
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fp->flags = _FILE_AUTO_LOCK;
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fp->offset_input_buffer = 0;
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fp->amount_input_buffered = 0;
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fp->amount_output_buffered = 0;
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fp->free_func = ffreefile;
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fregister(fp);
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return fp;
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}
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