mirror of
https://github.com/jart/cosmopolitan.git
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0e2b1bfeed
- You can now use _gc(malloc()) in multithreaded programs - This change fixes a bug where fork() on NT disabled TLS - Fixed TLS code morphing on XNU/NT, for R8-R15 registers
46 lines
2.5 KiB
C
46 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/calls/calls.h"
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#include "libc/calls/struct/stat.h"
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#include "libc/log/check.h"
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#include "libc/mem/mem.h"
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#include "libc/runtime/gc.internal.h"
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#include "libc/runtime/runtime.h"
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#include "libc/sysv/consts/o.h"
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#include "libc/x/x.h"
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#include "tool/build/lib/psk.h"
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/**
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* Returns preshared key for runit testing infrastructure.
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*/
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void *GetRunitPsk(void) {
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int fd;
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char *r, *p;
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struct stat st;
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p = gc(xasprintf("%s/.runit.psk", gc(xhomedir())));
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if (stat(p, &st) == -1 || st.st_size != 32) {
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fprintf(stderr, "need o//examples/getrandom.com -bn32 >~/.runit.psk\n");
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exit(1);
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}
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CHECK_NOTNULL((r = malloc(32)));
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CHECK_NE(-1, (fd = open(p, O_RDONLY)));
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CHECK_EQ(32, read(fd, r, 32));
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CHECK_NE(-1, close(fd));
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return r;
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}
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