mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-02-01 03:53:33 +00:00
98909b1391
- Update a couple unicode data files - Disable strace during logger calls - SQLite now uses pread() / pwrite() - pread() past EOF on NT now returns 0 - Make the NT mmap() and fork() code elegant - Give NT a big performance boost with memory - Add many more mmap() tests to prove it works
61 lines
3.2 KiB
C
61 lines
3.2 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/bits/pushpop.h"
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#include "libc/calls/internal.h"
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#include "libc/calls/strace.internal.h"
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#include "libc/nt/runtime.h"
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#include "libc/sysv/consts/fileno.h"
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STATIC_YOINK("_init_g_fds");
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hidden struct Fds g_fds;
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static textwindows int64_t GetHandleNt(long a) {
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int64_t b;
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b = GetStdHandle(a);
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STRACE("GetStdHandle(%ld) → %ld% m", a, b);
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return b;
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}
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hidden textstartup void InitializeFileDescriptors(void) {
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struct Fds *fds;
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fds = VEIL("r", &g_fds);
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pushmov(&fds->n, ARRAYLEN(fds->__init_p));
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fds->p = fds->__init_p;
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if (IsMetal()) {
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pushmov(&fds->f, 3ull);
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fds->__init_p[STDIN_FILENO].kind = pushpop(kFdSerial);
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fds->__init_p[STDOUT_FILENO].kind = pushpop(kFdSerial);
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fds->__init_p[STDERR_FILENO].kind = pushpop(kFdSerial);
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fds->__init_p[STDIN_FILENO].handle = VEIL("r", 0x3F8ull);
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fds->__init_p[STDOUT_FILENO].handle = VEIL("r", 0x3F8ull);
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fds->__init_p[STDERR_FILENO].handle = VEIL("r", 0x3F8ull);
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} else if (IsWindows()) {
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pushmov(&fds->f, 3ull);
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fds->__init_p[STDIN_FILENO].kind = pushpop(kFdFile);
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fds->__init_p[STDOUT_FILENO].kind = pushpop(kFdFile);
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fds->__init_p[STDERR_FILENO].kind = pushpop(kFdFile);
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fds->__init_p[STDIN_FILENO].handle =
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GetHandleNt(pushpop(kNtStdInputHandle));
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fds->__init_p[STDOUT_FILENO].handle =
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GetHandleNt(pushpop(kNtStdOutputHandle));
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fds->__init_p[STDERR_FILENO].handle =
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GetHandleNt(pushpop(kNtStdErrorHandle));
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}
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}
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