22 lines
410 B
C
22 lines
410 B
C
/*
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* Copyright (C) 2020 Embecosm Limited
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <machine/syscall.h>
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#include <sys/stat.h>
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#include "semihost_syscall.h"
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#include "semihost_fdtable.h"
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int
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_isatty (int file)
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{
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struct fdentry *fd =__get_fdentry (file);
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long data_block[1];
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if (fd == NULL)
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return -1;
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data_block[0] = fd->handle;
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return syscall_errno (SEMIHOST_istty, data_block);
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}
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