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https://github.com/jart/cosmopolitan.git
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9c0821def7
You can now play Super Mario Bros in CMD.EXE using Cosmopolitan! This is thanks to a new worker thread that's spawned on Windows whenever any one of poll(), select(), or ioctl(FIONREAD) is linked.
51 lines
2.5 KiB
C
51 lines
2.5 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 2021 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/atomic.h"
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#include "libc/intrin/atomic.h"
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#include "libc/runtime/internal.h"
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static dontasan textwindows char16_t *itoa16(char16_t p[21], uint64_t x) {
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char t;
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size_t a, b, i = 0;
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do {
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p[i++] = x % 10 + '0';
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x = x / 10;
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} while (x > 0);
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if (i) {
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for (a = 0, b = i - 1; a < b; ++a, --b) {
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t = p[a];
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p[a] = p[b];
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p[b] = t;
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}
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}
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return p + i;
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}
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// This function is called very early by WinMain().
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dontasan textwindows char16_t *__create_pipe_name(char16_t *a) {
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char16_t *p = a;
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const char *q = "\\\\?\\pipe\\cosmo\\";
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static atomic_uint x;
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while (*q) *p++ = *q++;
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p = itoa16(p, __pid);
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*p++ = '-';
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p = itoa16(p, atomic_fetch_add(&x, 1));
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*p = 0;
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return a;
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}
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