diff options
Diffstat (limited to 'winsup/cygwin/path.cc')
| -rw-r--r-- | winsup/cygwin/path.cc | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/winsup/cygwin/path.cc b/winsup/cygwin/path.cc index 3a5e2ee..7a08e97 100644 --- a/winsup/cygwin/path.cc +++ b/winsup/cygwin/path.cc @@ -4495,21 +4495,36 @@ fcwd_access_t ** find_fast_cwd_pointer_x86_64 (); #endif +fcwd_access_t ** +find_fast_cwd_pointer_aarch64 (); + static fcwd_access_t ** find_fast_cwd () { fcwd_access_t **f_cwd_ptr; - /* First check if we're running on an ARM64 system. Skip - fetching FAST_CWD pointer as long as there's no solution for finding - it on that system. */ - if (wincap.host_machine () == IMAGE_FILE_MACHINE_ARM64) - return NULL; + switch (wincap.host_machine ()) + { + case IMAGE_FILE_MACHINE_ARM64: + f_cwd_ptr = find_fast_cwd_pointer_aarch64 (); + break; +#ifdef __x86_64__ + case IMAGE_FILE_MACHINE_AMD64: + f_cwd_ptr = find_fast_cwd_pointer_x86_64 (); + break; +#endif + default: + small_printf ("Cygwin WARNING:\n" +" Couldn't compute FAST_CWD pointer for an unknown architecture (%04y)\n" +" Please update to the latest available Cygwin version from\n" +" https://cygwin.com/. If the problem persists, please see\n" +" https://cygwin.com/problems.html\n\n", (int) wincap.host_machine ()); + return NULL; + } /* Fetch the pointer but don't set the global fast_cwd_ptr yet. First we have to make sure we know the version of the FAST_CWD structure used on the system. */ - f_cwd_ptr = find_fast_cwd_pointer_x86_64 (); if (!f_cwd_ptr) small_printf ("Cygwin WARNING:\n" " Couldn't compute FAST_CWD pointer. This typically occurs if you're using\n" |