OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	12/01/2022 06:13:58 PM	rwxr-xr-x
📄 dir.go	4.4 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dir_darwin.go	2.92 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dir_plan9.go	2.03 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dir_unix.go	4.95 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dir_windows.go	1.69 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dirent_aix.go	759 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 dirent_dragonfly.go	1.28 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dirent_freebsd.go	1.16 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dirent_js.go	678 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 dirent_linux.go	1.18 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dirent_netbsd.go	1.16 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dirent_openbsd.go	1.16 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dirent_solaris.go	759 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 endian_big.go	244 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 endian_little.go	304 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 env.go	3.84 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 env_test.go	5.03 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 env_unix_test.go	1.22 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 error.go	4.84 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_errno.go	247 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_plan9.go	234 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_posix.go	527 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_test.go	4.92 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_unix_test.go	1.48 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_windows_test.go	1.72 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 example_test.go	5.25 KB	12/01/2022 06:12:59 PM	rw-r--r--
📁 exec	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📄 exec.go	5.95 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 exec_plan9.go	3.27 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 exec_posix.go	3.42 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 exec_unix.go	2.1 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 exec_unix_test.go	643 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 exec_windows.go	4.87 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 executable.go	774 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 executable_darwin.go	613 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 executable_dragonfly.go	293 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 executable_freebsd.go	292 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 executable_path.go	2.31 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 executable_plan9.go	427 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 executable_procfs.go	920 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 executable_solaris.go	695 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 executable_sysctl.go	891 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 executable_test.go	3.38 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 executable_windows.go	641 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 export_linux_test.go	216 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 export_test.go	395 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 export_unix_test.go	231 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 export_windows_test.go	349 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 fifo_test.go	1.78 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 file.go	22.12 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 file_plan9.go	14.91 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 file_posix.go	6.95 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 file_unix.go	12.09 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 file_windows.go	13.69 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 getwd.go	2.52 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 os_test.go	66.08 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 os_unix_test.go	8.4 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 os_windows_test.go	32.18 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 path.go	2.01 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 path_plan9.go	497 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 path_test.go	2.84 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 path_unix.go	1.55 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 path_windows.go	5.97 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 path_windows_test.go	2.73 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 pipe2_unix.go	658 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 pipe_test.go	11.1 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 pipe_unix.go	794 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 proc.go	2.09 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 rawconn.go	993 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 rawconn_test.go	1.13 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 read_test.go	3.04 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 readfrom_linux.go	1.03 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 readfrom_linux_test.go	9.58 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 readfrom_stub.go	302 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 removeall_at.go	4.73 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 removeall_noat.go	3.13 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 removeall_test.go	10.09 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 rlimit.go	1.24 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 rlimit_darwin.go	622 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 rlimit_stub.go	412 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 rlimit_test.go	927 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📁 signal	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📄 stat.go	733 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_aix.go	1.18 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_darwin.go	1.09 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_dragonfly.go	1.06 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_freebsd.go	1.07 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_js.go	1.11 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_linux.go	1.06 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_netbsd.go	1.07 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_openbsd.go	1.06 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_plan9.go	2.29 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_solaris.go	1.3 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_test.go	5.98 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_unix.go	1.22 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_windows.go	3.56 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sticky_bsd.go	415 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sticky_notbsd.go	320 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 str.go	817 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sys.go	294 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sys_aix.go	682 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sys_bsd.go	456 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sys_js.go	313 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sys_linux.go	1.04 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sys_plan9.go	453 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sys_solaris.go	265 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sys_unix.go	493 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sys_windows.go	874 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 tempfile.go	3.84 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 tempfile_test.go	5.4 KB	12/01/2022 06:12:59 PM	rw-r--r--
📁 testdata	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📄 timeout_test.go	17.04 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 types.go	2.79 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 types_plan9.go	815 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 types_unix.go	776 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 types_windows.go	6.31 KB	12/01/2022 06:12:59 PM	rw-r--r--
📁 user	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📄 wait_unimp.go	899 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 wait_wait6.go	1.48 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 wait_waitid.go	1.32 KB	12/01/2022 06:12:59 PM	rw-r--r--

Name

Size

Modified

Perms

📁 ..

12/01/2022 06:13:58 PM

rwxr-xr-x

📄 dir.go

4.4 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 dir_darwin.go

2.92 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 dir_plan9.go

2.03 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 dir_unix.go

4.95 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 dir_windows.go

1.69 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 dirent_aix.go

759 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 dirent_dragonfly.go

1.28 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 dirent_freebsd.go

1.16 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 dirent_js.go

678 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 dirent_linux.go

1.18 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 dirent_netbsd.go

1.16 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 dirent_openbsd.go

1.16 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 dirent_solaris.go

759 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 endian_big.go

244 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 endian_little.go

304 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 env.go

3.84 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 env_test.go

5.03 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 env_unix_test.go

1.22 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 error.go

4.84 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 error_errno.go

247 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 error_plan9.go

234 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 error_posix.go

527 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 error_test.go

4.92 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 error_unix_test.go

1.48 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 error_windows_test.go

1.72 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 example_test.go

5.25 KB

12/01/2022 06:12:59 PM

rw-r--r--

📁 exec

12/01/2022 06:13:56 PM

rwxr-xr-x

📄 exec.go

5.95 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 exec_plan9.go

3.27 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 exec_posix.go

3.42 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 exec_unix.go

2.1 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 exec_unix_test.go

643 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 exec_windows.go

4.87 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 executable.go

774 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 executable_darwin.go

613 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 executable_dragonfly.go

293 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 executable_freebsd.go

292 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 executable_path.go

2.31 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 executable_plan9.go

427 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 executable_procfs.go

920 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 executable_solaris.go

695 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 executable_sysctl.go

891 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 executable_test.go

3.38 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 executable_windows.go

641 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 export_linux_test.go

216 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 export_test.go

395 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 export_unix_test.go

231 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 export_windows_test.go

349 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 fifo_test.go

1.78 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 file.go

22.12 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 file_plan9.go

14.91 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 file_posix.go

6.95 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 file_unix.go

12.09 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 file_windows.go

13.69 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 getwd.go

2.52 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 os_test.go

66.08 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 os_unix_test.go

8.4 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 os_windows_test.go

32.18 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 path.go

2.01 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 path_plan9.go

497 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 path_test.go

2.84 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 path_unix.go

1.55 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 path_windows.go

5.97 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 path_windows_test.go

2.73 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 pipe2_unix.go

658 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 pipe_test.go

11.1 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 pipe_unix.go

794 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 proc.go

2.09 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 rawconn.go

993 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 rawconn_test.go

1.13 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 read_test.go

3.04 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 readfrom_linux.go

1.03 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 readfrom_linux_test.go

9.58 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 readfrom_stub.go

302 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 removeall_at.go

4.73 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 removeall_noat.go

3.13 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 removeall_test.go

10.09 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 rlimit.go

1.24 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 rlimit_darwin.go

622 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 rlimit_stub.go

412 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 rlimit_test.go

927 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📁 signal

12/01/2022 06:13:56 PM

rwxr-xr-x

📄 stat.go

733 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 stat_aix.go

1.18 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 stat_darwin.go

1.09 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 stat_dragonfly.go

1.06 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 stat_freebsd.go

1.07 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 stat_js.go

1.11 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 stat_linux.go

1.06 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 stat_netbsd.go

1.07 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 stat_openbsd.go

1.06 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 stat_plan9.go

2.29 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 stat_solaris.go

1.3 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 stat_test.go

5.98 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 stat_unix.go

1.22 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 stat_windows.go

3.56 KB

12/01/2022 06:12:59 PM

rw-r--r--

📄 sticky_bsd.go

415 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 sticky_notbsd.go

320 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 str.go

817 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 sys.go

294 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 sys_aix.go

682 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 sys_bsd.go

456 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 sys_js.go

313 bytes

12/01/2022 06:12:59 PM

rw-r--r--

📄 sys_linux.go

1.04 KB

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📄 sys_plan9.go

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📄 sys_windows.go

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📄 tempfile.go

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📁 testdata

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📄 timeout_test.go

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📄 types_windows.go

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📄 wait_unimp.go

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📄 wait_wait6.go

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Editing: path_windows.go

package os

const (
	PathSeparator     = '\\' // OS-specific path separator
	PathListSeparator = ';'  // OS-specific path list separator
)

// IsPathSeparator reports whether c is a directory separator character.
func IsPathSeparator(c uint8) bool {
	// NOTE: Windows accepts / as path separator.
	return c == '\\' || c == '/'
}

// basename removes trailing slashes and the leading
// directory name and drive letter from path name.
func basename(name string) string {
	// Remove drive letter
	if len(name) == 2 && name[1] == ':' {
		name = "."
	} else if len(name) > 2 && name[1] == ':' {
		name = name[2:]
	}
	i := len(name) - 1
	// Remove trailing slashes
	for ; i > 0 && (name[i] == '/' || name[i] == '\\'); i-- {
		name = name[:i]
	}
	// Remove leading directory name
	for i--; i >= 0; i-- {
		if name[i] == '/' || name[i] == '\\' {
			name = name[i+1:]
			break
		}
	}
	return name
}

func isAbs(path string) (b bool) {
	v := volumeName(path)
	if v == "" {
		return false
	}
	path = path[len(v):]
	if path == "" {
		return false
	}
	return IsPathSeparator(path[0])
}

func volumeName(path string) (v string) {
	if len(path) < 2 {
		return ""
	}
	// with drive letter
	c := path[0]
	if path[1] == ':' &&
		('0' <= c && c <= '9' || 'a' <= c && c <= 'z' ||
			'A' <= c && c <= 'Z') {
		return path[:2]
	}
	// is it UNC
	if l := len(path); l >= 5 && IsPathSeparator(path[0]) && IsPathSeparator(path[1]) &&
		!IsPathSeparator(path[2]) && path[2] != '.' {
		// first, leading `\\` and next shouldn't be `\`. its server name.
		for n := 3; n < l-1; n++ {
			// second, next '\' shouldn't be repeated.
			if IsPathSeparator(path[n]) {
				n++
				// third, following something characters. its share name.
				if !IsPathSeparator(path[n]) {
					if path[n] == '.' {
						break
					}
					for ; n < l; n++ {
						if IsPathSeparator(path[n]) {
							break
						}
					}
					return path[:n]
				}
				break
			}
		}
	}
	return ""
}

func fromSlash(path string) string {
	// Replace each '/' with '\\' if present
	var pathbuf []byte
	var lastSlash int
	for i, b := range path {
		if b == '/' {
			if pathbuf == nil {
				pathbuf = make([]byte, len(path))
			}
			copy(pathbuf[lastSlash:], path[lastSlash:i])
			pathbuf[i] = '\\'
			lastSlash = i + 1
		}
	}
	if pathbuf == nil {
		return path
	}

copy(pathbuf[lastSlash:], path[lastSlash:])
	return string(pathbuf)
}

func dirname(path string) string {
	vol := volumeName(path)
	i := len(path) - 1
	for i >= len(vol) && !IsPathSeparator(path[i]) {
		i--
	}
	dir := path[len(vol) : i+1]
	last := len(dir) - 1
	if last > 0 && IsPathSeparator(dir[last]) {
		dir = dir[:last]
	}
	if dir == "" {
		dir = "."
	}
	return vol + dir
}

// This is set via go:linkname on runtime.canUseLongPaths, and is true when the OS
// supports opting into proper long path handling without the need for fixups.
var canUseLongPaths bool

// fixLongPath returns the extended-length (\\?\-prefixed) form of
// path when needed, in order to avoid the default 260 character file
// path limit imposed by Windows. If path is not easily converted to
// the extended-length form (for example, if path is a relative path
// or contains .. elements), or is short enough, fixLongPath returns
// path unmodified.
//
// See https://msdn.microsoft.com/en-us/library/windows/desktop/aa365247(v=vs.85).aspx#maxpath
func fixLongPath(path string) string {
	if canUseLongPaths {
		return path
	}
	// Do nothing (and don't allocate) if the path is "short".
	// Empirically (at least on the Windows Server 2013 builder),
	// the kernel is arbitrarily okay with < 248 bytes. That
	// matches what the docs above say:
	// "When using an API to create a directory, the specified
	// path cannot be so long that you cannot append an 8.3 file
	// name (that is, the directory name cannot exceed MAX_PATH
	// minus 12)." Since MAX_PATH is 260, 260 - 12 = 248.
	//
	// The MSDN docs appear to say that a normal path that is 248 bytes long
	// will work; empirically the path must be less then 248 bytes long.
	if len(path) < 248 {
		// Don't fix. (This is how Go 1.7 and earlier worked,
		// not automatically generating the \\?\ form)
		return path
	}

// The extended form begins with \\?\, as in
	// \\?\c:\windows\foo.txt or \\?\UNC\server\share\foo.txt.
	// The extended form disables evaluation of . and .. path
	// elements and disables the interpretation of / as equivalent
	// to \. The conversion here rewrites / to \ and elides
	// . elements as well as trailing or duplicate separators. For
	// simplicity it avoids the conversion entirely for relative
	// paths or paths containing .. elements. For now,
	// \\server\share paths are not converted to
	// \\?\UNC\server\share paths because the rules for doing so
	// are less well-specified.
	if len(path) >= 2 && path[:2] == `\\` {
		// Don't canonicalize UNC paths.
		return path
	}
	if !isAbs(path) {
		// Relative path
		return path
	}

const prefix = `\\?`

pathbuf := make([]byte, len(prefix)+len(path)+len(`\`))
	copy(pathbuf, prefix)
	n := len(path)
	r, w := 0, len(prefix)
	for r < n {
		switch {
		case IsPathSeparator(path[r]):
			// empty block
			r++
		case path[r] == '.' && (r+1 == n || IsPathSeparator(path[r+1])):
			// /./
			r++
		case r+1 < n && path[r] == '.' && path[r+1] == '.' && (r+2 == n || IsPathSeparator(path[r+2])):
			// /../ is currently unhandled
			return path
		default:
			pathbuf[w] = '\\'
			w++
			for ; r < n && !IsPathSeparator(path[r]); r++ {
				pathbuf[w] = path[r]
				w++
			}
		}
	}
	// A drive's root directory needs a trailing \
	if w == len(`\\?\c:`) {
		pathbuf[w] = '\\'
		w++
	}
	return string(pathbuf[:w])
}

// fixRootDirectory fixes a reference to a drive's root directory to
// have the required trailing slash.
func fixRootDirectory(p string) string {
	if len(p) == len(`\\?\c:`) {
		if IsPathSeparator(p[0]) && IsPathSeparator(p[1]) && p[2] == '?' && IsPathSeparator(p[3]) && p[5] == ':' {
			return p + `\`
		}
	}
	return p
}