mirror of
https://github.com/jart/cosmopolitan.git
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55 lines
3.1 KiB
C
55 lines
3.1 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/o.h"
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STATIC_YOINK("_init_g_fds");
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struct Fds g_fds;
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_Alignas(64) int __fds_lock;
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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[0].kind = pushpop(kFdSerial);
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fds->__init_p[1].kind = pushpop(kFdSerial);
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fds->__init_p[2].kind = pushpop(kFdSerial);
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fds->__init_p[0].handle = VEIL("r", 0x3F8ull);
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fds->__init_p[1].handle = VEIL("r", 0x3F8ull);
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fds->__init_p[2].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[0].kind = pushpop(kFdFile);
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fds->__init_p[1].kind = pushpop(kFdFile);
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fds->__init_p[2].kind = pushpop(kFdFile);
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fds->__init_p[0].handle = GetStdHandle(pushpop(kNtStdInputHandle));
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fds->__init_p[1].handle = GetStdHandle(pushpop(kNtStdOutputHandle));
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fds->__init_p[2].handle = GetStdHandle(pushpop(kNtStdErrorHandle));
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}
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fds->__init_p[0].flags = O_RDONLY;
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fds->__init_p[1].flags = O_WRONLY | O_APPEND;
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fds->__init_p[2].flags = O_WRONLY | O_APPEND;
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}
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