38 lines
2.4 KiB
C
38 lines
2.4 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/calls/internal.h"
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#include "libc/nt/files.h"
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#include "libc/nt/runtime.h"
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#include "libc/sysv/errfuns.h"
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textwindows int close$nt(int fd) {
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bool32 ok;
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if (g_fds.p[fd].kind == kFdFile) {
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/*
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* Like Linux, closing a file on Windows doesn't guarantee it's
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* immediately synced to disk. But unlike Linux, this could cause
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* subsequent operations, e.g. unlink() to break w/ access error.
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*/
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FlushFileBuffers(g_fds.p[fd].handle);
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}
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ok = CloseHandle(g_fds.p[fd].handle);
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if (g_fds.p[fd].kind == kFdConsole) ok &= CloseHandle(g_fds.p[fd].extra);
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return ok ? 0 : __winerr();
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}
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