57 lines
2.1 KiB
C
57 lines
2.1 KiB
C
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/*
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* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
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* 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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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "defs.h"
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#ifdef HAVE_USTAT_H
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# include DEF_MPERS_TYPE(struct_ustat)
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# include <ustat.h>
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typedef struct ustat struct_ustat;
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#endif /* HAVE_USTAT_H */
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#include MPERS_DEFS
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SYS_FUNC(ustat)
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{
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if (entering(tcp))
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print_dev_t((unsigned int) tcp->u_arg[0]);
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else {
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tprints(", ");
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#ifdef HAVE_USTAT_H
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struct_ustat ust;
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if (!umove_or_printaddr(tcp, tcp->u_arg[1], &ust))
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tprintf("{f_tfree=%llu, f_tinode=%llu}",
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zero_extend_signed_to_ull(ust.f_tfree),
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zero_extend_signed_to_ull(ust.f_tinode));
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#else /* !HAVE_USTAT_H */
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printaddr(tcp->u_arg[1]);
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#endif /* HAVE_USTAT_H */
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}
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return 0;
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}
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