forked from Imagelibrary/rtems
84 lines
2.2 KiB
C
84 lines
2.2 KiB
C
/*
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (C) 2018 embedded brains GmbH
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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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#include <t.h>
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#include <rtems/libio_.h>
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static int T_open_fds;
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static int
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T_count_open_fds(void)
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{
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int free_count;
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rtems_libio_t *iop;
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free_count = 0;
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rtems_libio_lock();
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iop = rtems_libio_iop_free_head;
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while (iop != NULL) {
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++free_count;
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iop = iop->data1;
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}
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rtems_libio_unlock();
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return (int)rtems_libio_number_iops - free_count;
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}
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static void
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T_check_open_fds(void)
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{
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int open_fds;
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int delta;
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open_fds = T_count_open_fds();
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delta = open_fds - T_open_fds;
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if (delta != 0) {
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T_open_fds = open_fds;
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T_check_true(NULL, false, "file descriptor leak (%+i)", delta);
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}
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}
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void
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T_check_file_descriptors(T_event event, const char *name)
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{
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(void)name;
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switch (event) {
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case T_EVENT_RUN_INITIALIZE_EARLY:
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T_open_fds = T_count_open_fds();
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break;
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case T_EVENT_CASE_END:
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T_check_open_fds();
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break;
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default:
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break;
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};
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}
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