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https://github.com/jart/cosmopolitan.git
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deb5e07b5a
This issue probably only impacted the earliest releases of Windows 7 and we only support Windows 10+ these days, so it's not worth adding 2000 ms of startup latency to vim when ~/.vim doesn't exist.
71 lines
3.2 KiB
C
71 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 et 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/calls/syscall-nt.internal.h"
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#include "libc/calls/syscall_support-nt.internal.h"
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#include "libc/limits.h"
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#include "libc/nt/files.h"
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#include "libc/nt/process.h"
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#include "libc/sysv/errfuns.h"
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textwindows int sys_chdir_nt_impl(char16_t path[hasatleast PATH_MAX],
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uint32_t len) {
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uint32_t n;
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char16_t var[4];
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if (len && path[len - 1] != u'\\') {
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if (len + 2 > PATH_MAX)
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return enametoolong();
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path[len + 0] = u'\\';
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path[len + 1] = u'\0';
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}
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if (SetCurrentDirectory(path)) {
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/*
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* Now we need to set a magic environment variable.
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*/
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if ((n = GetCurrentDirectory(PATH_MAX, path))) {
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if (n < PATH_MAX) {
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if (!((path[0] == '/' && path[1] == '/') ||
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(path[0] == '\\' && path[1] == '\\'))) {
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var[0] = '=';
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var[1] = path[0];
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var[2] = ':';
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var[3] = 0;
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if (!SetEnvironmentVariable(var, path))
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return __winerr();
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}
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return 0;
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} else {
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return enametoolong();
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}
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} else {
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return __winerr();
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}
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} else {
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return __fix_enotdir(__winerr(), path);
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}
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}
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textwindows int sys_chdir_nt(const char *path) {
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int len;
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char16_t path16[PATH_MAX];
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if ((len = __mkntpath(path, path16)) == -1)
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return -1;
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if (!len)
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return enoent();
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return sys_chdir_nt_impl(path16, len);
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}
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