forked from Imagelibrary/rtems
81 lines
2.5 KiB
C
81 lines
2.5 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/*
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* Copyright (c) 2017 embedded brains GmbH. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <rtems/printer.h>
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#include <rtems/bspIo.h>
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#include <pthread.h>
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static pthread_once_t fprintf_putc_once = PTHREAD_ONCE_INIT;
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static FILE fprintf_putc_file;
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static _READ_WRITE_RETURN_TYPE fprintf_putc_write(
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struct _reent *ptr,
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void *cookie,
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char const *buf,
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_READ_WRITE_BUFSIZE_TYPE n
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)
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{
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_READ_WRITE_RETURN_TYPE i;
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_READ_WRITE_RETURN_TYPE m;
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m = (_READ_WRITE_RETURN_TYPE) n;
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for (i = 0; i < m; ++i) {
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rtems_putc(buf[i]);
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}
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return m;
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}
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static void fprintf_putc_init(void)
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{
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FILE *f;
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f = &fprintf_putc_file;
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f->_flags = __SWR | __SNBF;
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f->_cookie = f;
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f->_write = fprintf_putc_write;
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__lock_init_recursive(f->_lock);
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}
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static int fprintf_putc_printer(void *context, const char *fmt, va_list ap)
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{
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return vfprintf(context, fmt, ap);
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}
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void rtems_print_printer_fprintf_putc(rtems_printer *printer)
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{
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pthread_once(&fprintf_putc_once, fprintf_putc_init);
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printer->context = &fprintf_putc_file;
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printer->printer = fprintf_putc_printer;
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}
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