mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-01-31 03:27:39 +00:00
a5c0189bf6
It appears that GetFileAttributes(u"\\etc\\passwd") can take two seconds on Windows 10 at unpredictable times for reasons which are mysterious to me. Let's try avoiding that path entirely and pray to Microsoft it works
37 lines
2.4 KiB
C
37 lines
2.4 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
|
|
│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
|
|
╞══════════════════════════════════════════════════════════════════════════════╡
|
|
│ Copyright 2022 Justine Alexandra Roberts Tunney │
|
|
│ │
|
|
│ Permission to use, copy, modify, and/or distribute this software for │
|
|
│ any purpose with or without fee is hereby granted, provided that the │
|
|
│ above copyright notice and this permission notice appear in all copies. │
|
|
│ │
|
|
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
|
|
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
|
|
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
|
|
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
|
|
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
|
|
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
|
|
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
|
|
│ PERFORMANCE OF THIS SOFTWARE. │
|
|
╚─────────────────────────────────────────────────────────────────────────────*/
|
|
#include "libc/intrin/describeflags.h"
|
|
#include "libc/intrin/strace.h"
|
|
#include "libc/nt/files.h"
|
|
#include "libc/nt/runtime.h"
|
|
#include "libc/nt/thunk/msabi.h"
|
|
|
|
__msabi extern typeof(GetFileAttributes) *const __imp_GetFileAttributesW;
|
|
|
|
/**
|
|
* Gets file info on the New Technology.
|
|
* @return handle, or -1u on failure
|
|
*/
|
|
textwindows uint32_t GetFileAttributes(const char16_t *lpPathName) {
|
|
uint32_t flags;
|
|
flags = __imp_GetFileAttributesW(lpPathName);
|
|
NTTRACE("GetFileAttributes(%#hs) → {%s, %d}", lpPathName,
|
|
DescribeNtFileFlagAttr(flags), GetLastError());
|
|
return flags;
|
|
}
|