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Diffstat (limited to 'winsup/cygwin/dir.cc')
-rw-r--r--winsup/cygwin/dir.cc353
1 files changed, 0 insertions, 353 deletions
diff --git a/winsup/cygwin/dir.cc b/winsup/cygwin/dir.cc
deleted file mode 100644
index 96ca52d93..000000000
--- a/winsup/cygwin/dir.cc
+++ /dev/null
@@ -1,353 +0,0 @@
-/* dir.cc: Posix directory-related routines
-
- Copyright 1996, 1997, 1998, 1999, 2000 Cygnus Solutions.
-
-This file is part of Cygwin.
-
-This software is a copyrighted work licensed under the terms of the
-Cygwin license. Please consult the file "CYGWIN_LICENSE" for
-details. */
-
-#include "winsup.h"
-#include <unistd.h>
-#include <stdlib.h>
-#include <sys/stat.h>
-#include <errno.h>
-
-#define _COMPILING_NEWLIB
-#include <dirent.h>
-
-#include "sync.h"
-#include "sigproc.h"
-#include "pinfo.h"
-#include "cygerrno.h"
-#include "fhandler.h"
-#include "path.h"
-
-/* Cygwin internal */
-/* Return whether the directory of a file is writable. Return 1 if it
- is. Otherwise, return 0, and set errno appropriately. */
-int __stdcall
-writable_directory (const char *file)
-{
-#if 0
- char dir[strlen (file) + 1];
-
- strcpy (dir, file);
-
- const char *usedir;
- char *slash = strrchr (dir, '\\');
- if (slash == NULL)
- usedir = ".";
- else if (slash == dir)
- {
- usedir = "\\";
- }
- else
- {
- *slash = '\0';
- usedir = dir;
- }
-
- int acc = access (usedir, W_OK);
-
- return acc == 0;
-#else
- return 1;
-#endif
-}
-
-/* opendir: POSIX 5.1.2.1 */
-extern "C" DIR *
-opendir (const char *dirname)
-{
- int len;
- DIR *dir;
- DIR *res = 0;
- struct stat statbuf;
-
- path_conv real_dirname (dirname, PC_SYM_FOLLOW | PC_FULL);
-
- if (real_dirname.error)
- {
- set_errno (real_dirname.error);
- goto failed;
- }
-
- if (stat (myself->rootlen ? dirname : real_dirname.get_win32 (),
- &statbuf) == -1)
- goto failed;
-
- if (!(statbuf.st_mode & S_IFDIR))
- {
- set_errno (ENOTDIR);
- goto failed;
- }
-
- len = strlen (real_dirname.get_win32 ());
- if (len > MAX_PATH - 3)
- {
- set_errno (ENAMETOOLONG);
- goto failed;
- }
-
- if ((dir = (DIR *) malloc (sizeof (DIR))) == NULL)
- {
- set_errno (ENOMEM);
- goto failed;
- }
- if ((dir->__d_dirname = (char *) malloc (len + 3)) == NULL)
- {
- free (dir);
- set_errno (ENOMEM);
- goto failed;
- }
- if ((dir->__d_dirent =
- (struct dirent *) malloc (sizeof (struct dirent))) == NULL)
- {
- free (dir->__d_dirname);
- free (dir);
- set_errno (ENOMEM);
- goto failed;
- }
- strcpy (dir->__d_dirname, real_dirname.get_win32 ());
- /* FindFirstFile doesn't seem to like duplicate /'s. */
- len = strlen (dir->__d_dirname);
- if (len == 0 || SLASH_P (dir->__d_dirname[len - 1]))
- strcat (dir->__d_dirname, "*");
- else
- strcat (dir->__d_dirname, "\\*"); /**/
- dir->__d_cookie = __DIRENT_COOKIE;
- dir->__d_u.__d_data.__handle = INVALID_HANDLE_VALUE;
- dir->__d_position = 0;
- dir->__d_dirhash = statbuf.st_ino;
-
- res = dir;
-
-failed:
- syscall_printf ("%p = opendir (%s)", res, dirname);
- return res;
-}
-
-/* readdir: POSIX 5.1.2.1 */
-extern "C" struct dirent *
-readdir (DIR * dir)
-{
- WIN32_FIND_DATA buf;
- HANDLE handle;
- struct dirent *res = NULL;
-
- if (dir->__d_cookie != __DIRENT_COOKIE)
- {
- set_errno (EBADF);
- syscall_printf ("%p = readdir (%p)", res, dir);
- return res;
- }
-
- if (dir->__d_u.__d_data.__handle == INVALID_HANDLE_VALUE)
- {
- handle = FindFirstFileA (dir->__d_dirname, &buf);
- DWORD lasterr = GetLastError ();
- dir->__d_u.__d_data.__handle = handle;
- if (handle == INVALID_HANDLE_VALUE && (lasterr != ERROR_NO_MORE_FILES))
- {
- seterrno_from_win_error (__FILE__, __LINE__, lasterr);
- return res;
- }
- }
- else if (!FindNextFileA (dir->__d_u.__d_data.__handle, &buf))
- {
- DWORD lasterr = GetLastError ();
- (void) FindClose (dir->__d_u.__d_data.__handle);
- dir->__d_u.__d_data.__handle = INVALID_HANDLE_VALUE;
- /* POSIX says you shouldn't set errno when readdir can't
- find any more files; so, if another error we leave it set. */
- if (lasterr != ERROR_NO_MORE_FILES)
- seterrno_from_win_error (__FILE__, __LINE__, lasterr);
- syscall_printf ("%p = readdir (%p)", res, dir);
- return res;
- }
-
- /* We get here if `buf' contains valid data. */
- strcpy (dir->__d_dirent->d_name, buf.cFileName);
-
- /* Compute d_ino by combining filename hash with the directory hash
- (which was stored in dir->__d_dirhash when opendir was called). */
- if (buf.cFileName[0] == '.')
- {
- if (buf.cFileName[1] == '\0')
- dir->__d_dirent->d_ino = dir->__d_dirhash;
- else if (buf.cFileName[1] != '.' || buf.cFileName[2] != '\0')
- goto hashit;
- else
- {
- char *p, up[strlen (dir->__d_dirname) + 1];
- strcpy (up, dir->__d_dirname);
- if (!(p = strrchr (up, '\\')))
- goto hashit;
- *p = '\0';
- if (!(p = strrchr (up, '\\')))
- dir->__d_dirent->d_ino = hash_path_name (0, ".");
- else
- {
- *p = '\0';
- dir->__d_dirent->d_ino = hash_path_name (0, up);
- }
- }
- }
- else
- {
- hashit:
- ino_t dino = hash_path_name (dir->__d_dirhash, "\\");
- dir->__d_dirent->d_ino = hash_path_name (dino, buf.cFileName);
- }
-
- ++dir->__d_position;
- res = dir->__d_dirent;
- syscall_printf ("%p = readdir (%p) (%s)",
- &dir->__d_dirent, dir, buf.cFileName);
- return res;
-}
-
-/* telldir */
-extern "C" off_t
-telldir (DIR * dir)
-{
- if (dir->__d_cookie != __DIRENT_COOKIE)
- return 0;
- return dir->__d_position;
-}
-
-/* seekdir */
-extern "C" void
-seekdir (DIR * dir, off_t loc)
-{
- if (dir->__d_cookie != __DIRENT_COOKIE)
- return;
- rewinddir (dir);
- while (loc > dir->__d_position)
- if (! readdir (dir))
- break;
-}
-
-/* rewinddir: POSIX 5.1.2.1 */
-extern "C" void
-rewinddir (DIR * dir)
-{
- syscall_printf ("rewinddir (%p)", dir);
-
- if (dir->__d_cookie != __DIRENT_COOKIE)
- return;
- if (dir->__d_u.__d_data.__handle != INVALID_HANDLE_VALUE)
- {
- (void) FindClose (dir->__d_u.__d_data.__handle);
- dir->__d_u.__d_data.__handle = INVALID_HANDLE_VALUE;
- dir->__d_position = 0;
- }
-}
-
-/* closedir: POSIX 5.1.2.1 */
-extern "C" int
-closedir (DIR * dir)
-{
- if (dir->__d_cookie != __DIRENT_COOKIE)
- {
- set_errno (EBADF);
- syscall_printf ("-1 = closedir (%p)", dir);
- return -1;
- }
-
- if (dir->__d_u.__d_data.__handle != INVALID_HANDLE_VALUE &&
- FindClose (dir->__d_u.__d_data.__handle) == 0)
- {
- __seterrno ();
- syscall_printf ("-1 = closedir (%p)", dir);
- return -1;
- }
-
- /* Reset the marker in case the caller tries to use `dir' again. */
- dir->__d_cookie = 0;
-
- free (dir->__d_dirname);
- free (dir->__d_dirent);
- free (dir);
- syscall_printf ("0 = closedir (%p)", dir);
- return 0;
-}
-
-/* mkdir: POSIX 5.4.1.1 */
-extern "C" int
-mkdir (const char *dir, mode_t mode)
-{
- int res = -1;
-
- path_conv real_dir (dir, PC_SYM_NOFOLLOW);
-
- if (real_dir.error)
- {
- set_errno (real_dir.error);
- goto done;
- }
-
- nofinalslash(real_dir.get_win32 (), real_dir.get_win32 ());
- if (! writable_directory (real_dir.get_win32 ()))
- goto done;
-
- if (CreateDirectoryA (real_dir.get_win32 (), 0))
- {
- set_file_attribute (real_dir.has_acls (), real_dir.get_win32 (),
- S_IFDIR | ((mode & 0777) & ~myself->umask));
- res = 0;
- }
- else
- __seterrno ();
-
-done:
- syscall_printf ("%d = mkdir (%s, %d)", res, dir, mode);
- return res;
-}
-
-/* rmdir: POSIX 5.5.2.1 */
-extern "C" int
-rmdir (const char *dir)
-{
- int res = -1;
-
- path_conv real_dir (dir, PC_SYM_NOFOLLOW);
-
- if (real_dir.error)
- {
- set_errno (real_dir.error);
- goto done;
- }
-
- if (RemoveDirectoryA (real_dir.get_win32 ()))
- {
- /* RemoveDirectory on a samba drive doesn't return an error if the
- directory can't be removed because it's not empty. Checking for
- existence afterwards keeps us informed about success. */
- if (GetFileAttributesA (real_dir.get_win32 ()) != (DWORD) -1)
- set_errno (ENOTEMPTY);
- else
- res = 0;
- }
- else if (GetLastError() == ERROR_ACCESS_DENIED)
- {
- /* Under Windows 9X or on a samba share, ERROR_ACCESS_DENIED is
- returned if you try to remove a file. On 9X the same error is
- returned if you try to remove a non-empty directory. */
- if (real_dir.file_attributes () != (DWORD) -1 &&
- !(real_dir.file_attributes () & FILE_ATTRIBUTE_DIRECTORY))
- set_errno (ENOTDIR);
- else if (os_being_run != winNT)
- set_errno (ENOTEMPTY);
- else
- __seterrno ();
- }
- else
- __seterrno ();
-
-done:
- syscall_printf ("%d = rmdir (%s)", res, dir);
- return res;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-17 01:26:53 +0300