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https://github.com/jart/cosmopolitan.git
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23d333c090
This change includes many bug fixes, for the NT polyfills, strings, memory, boot, and math libraries which were discovered by adding more tools for recreational programming, such as PC emulation. Lemon has also been vendored because it works so well at parsing languages.
45 lines
2.6 KiB
C
45 lines
2.6 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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│ This program is free software; you can redistribute it and/or modify │
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│ it under the terms of the GNU General Public License as published by │
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│ the Free Software Foundation; version 2 of the License. │
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│ │
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│ This program is distributed in the hope that it will be useful, but │
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│ WITHOUT ANY WARRANTY; without even the implied warranty of │
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│ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU │
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│ General Public License for more details. │
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│ │
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│ You should have received a copy of the GNU General Public License │
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│ along with this program; if not, write to the Free Software │
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│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
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│ 02110-1301 USA │
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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 (isfdopen(fd)) {
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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) {
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ok &= CloseHandle(g_fds.p[fd].extra);
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}
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removefd(fd);
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return ok ? 0 : winerr();
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} else {
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return ebadf();
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}
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}
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