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Cygwin: Don't print FAST_CWD warning in WOW64 on ARM64 systems

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No way to test this, yet.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen 2018-07-10 14:45:52 +02:00
parent 698d93c4b4
commit a4f1f59bc7
1 changed files with 15 additions and 1 deletions
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14
winsup/cygwin/path.cc
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@ -4305,11 +4305,25 @@ find_fast_cwd ()
used on the system. */ used on the system. */
fcwd_access_t **f_cwd_ptr = find_fast_cwd_pointer (); fcwd_access_t **f_cwd_ptr = find_fast_cwd_pointer ();
if (!f_cwd_ptr) if (!f_cwd_ptr)
{
#ifndef __x86_64__
#ifndef PROCESSOR_ARCHITECTURE_ARM64
#define PROCESSOR_ARCHITECTURE_ARM64 12
#endif
SYSTEM_INFO si;
/* Check if we're running in WOW64 on ARM64. Skip the warning as long as
there's no solution for finding the FAST_CWD pointer on that system. */
if (wincap.is_wow64 ()
&& (GetNativeSystemInfo (&si),
si.wProcessorArchitecture != PROCESSOR_ARCHITECTURE_ARM64))
#endif
small_printf ("Cygwin WARNING:\n" small_printf ("Cygwin WARNING:\n"
" Couldn't compute FAST_CWD pointer. This typically occurs if you're using\n" " Couldn't compute FAST_CWD pointer. This typically occurs if you're using\n"
" an older Cygwin version on a newer Windows. Please update to the latest\n" " an older Cygwin version on a newer Windows. Please update to the latest\n"
" available Cygwin version from https://cygwin.com/. If the problem persists,\n" " available Cygwin version from https://cygwin.com/. If the problem persists,\n"
" please see https://cygwin.com/problems.html\n\n"); " please see https://cygwin.com/problems.html\n\n");
}
if (f_cwd_ptr && *f_cwd_ptr) if (f_cwd_ptr && *f_cwd_ptr)
{ {
/* Just evaluate structure version. */ /* Just evaluate structure version. */