mirror of
https://github.com/jart/cosmopolitan.git
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56 lines
2.6 KiB
C
56 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 2023 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/runtime/runtime.h"
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int main(int, char **, char **);
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int __argc;
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char **__argv;
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char **__envp;
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char **environ;
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static inline long sys_set_tid_address(int *t) {
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register int64_t __r0 asm("x0") = (int64_t)t;
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register int64_t __res_x0 asm("x0");
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int64_t __res;
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asm volatile("mov\tx8,%1\n\t"
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"svc\t0x0\n"
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: "=r"(__res_x0)
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: "i"(96), "r"(__r0)
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: "x8", "memory");
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return __res_x0;
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}
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void _start_c(long *sp) {
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int argc;
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char **argv, **envp;
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unsigned long *auxv;
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argc = *sp;
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argv = (char **)(sp + 1);
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envp = (char **)(sp + 1 + argc + 1);
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auxv = (unsigned long *)(sp + 1 + argc + 1);
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for (;;) {
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if (!*auxv++) {
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break;
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}
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}
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__auxv = auxv;
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environ = envp;
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exit(main(argc, argv, envp));
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}
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