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Diffstat (limited to 'winsup/cygwin/dir.cc')
-rw-r--r--winsup/cygwin/dir.cc320
1 files changed, 0 insertions, 320 deletions
diff --git a/winsup/cygwin/dir.cc b/winsup/cygwin/dir.cc
deleted file mode 100644
index 0d25619b9..000000000
--- a/winsup/cygwin/dir.cc
+++ /dev/null
@@ -1,320 +0,0 @@
-/* dir.cc: Posix directory-related routines
-
- Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
-
-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>
-
-#define _COMPILING_NEWLIB
-#include <dirent.h>
-
-#include "pinfo.h"
-#include "cygerrno.h"
-#include "security.h"
-#include "path.h"
-#include "fhandler.h"
-#include "dtable.h"
-#include "cygheap.h"
-#include "cygtls.h"
-
-extern "C" int
-dirfd (DIR *dir)
-{
- myfault efault;
- if (efault.faulted (EFAULT))
- return -1;
- if (dir->__d_cookie != __DIRENT_COOKIE)
- {
- set_errno (EBADF);
- syscall_printf ("-1 = dirfd (%p)", dir);
- return -1;
- }
- return dir->__d_dirent->d_fd;
-}
-
-/* opendir: POSIX 5.1.2.1 */
-extern "C" DIR *
-opendir (const char *name)
-{
- fhandler_base *fh;
- DIR *res;
-
- fh = build_fh_name (name, NULL, PC_SYM_FOLLOW);
- if (!fh)
- res = NULL;
- else if (fh->exists ())
- res = fh->opendir ();
- else
- {
- set_errno (ENOENT);
- res = NULL;
- }
-
- if (res)
- /* nothing */;
- else if (fh)
- delete fh;
- return res;
-}
-
-static int
-readdir_worker (DIR *dir, dirent *de)
-{
- myfault efault;
- if (efault.faulted ())
- return EFAULT;
-
- if (dir->__d_cookie != __DIRENT_COOKIE)
- {
- syscall_printf ("%p = readdir (%p)", NULL, dir);
- return EBADF;
- }
-
- int res = ((fhandler_base *) dir->__fh)->readdir (dir, de);
-
- if (res == ENMFILE)
- {
- if (!(dir->__flags & dirent_saw_dot))
- {
- strcpy (de->d_name, ".");
- dir->__flags |= dirent_saw_dot;
- dir->__d_position++;
- res = 0;
- }
- else if (!(dir->__flags & dirent_saw_dot_dot))
- {
- strcpy (de->d_name, "..");
- dir->__flags |= dirent_saw_dot_dot;
- dir->__d_position++;
- res = 0;
- }
- }
-
- if (!res)
- {
- /* Compute d_ino by combining filename hash with the directory hash
- (which was stored in dir->__d_dirhash when opendir was called). */
- if (de->d_name[0] == '.')
- {
- if (de->d_name[1] == '\0')
- {
- de->d_ino = dir->__d_dirhash;
- dir->__flags |= dirent_saw_dot;
- }
- else if (de->d_name[1] != '.' || de->d_name[2] != '\0')
- goto hashit;
- else
- {
- dir->__flags |= dirent_saw_dot_dot;
- 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, '\\')))
- de->d_ino = hash_path_name (0, ".");
- else
- {
- *p = '\0';
- de->d_ino = hash_path_name (0, up);
- }
- }
- }
- else
- {
- hashit:
- __ino64_t dino = hash_path_name (dir->__d_dirhash, "\\");
- de->d_ino = hash_path_name (dino, de->d_name);
- }
- de->__ino32 = de->d_ino; // for legacy applications
- }
- return res;
-}
-
-/* readdir: POSIX 5.1.2.1 */
-extern "C" struct dirent *
-readdir (DIR *dir)
-{
- int res = readdir_worker (dir, dir->__d_dirent);
- if (res == 0)
- return dir->__d_dirent;
- if (res != ENMFILE)
- set_errno (res);
- return NULL;
-}
-
-extern "C" int
-readdir_r (DIR *dir, dirent *de, dirent **ode)
-{
- int res = readdir_worker (dir, de);
- if (!res)
- *ode = de;
- else
- {
- *ode = NULL;
- if (res == ENMFILE)
- res = 0;
- }
- return res;
-}
-
-extern "C" _off64_t
-telldir64 (DIR *dir)
-{
- myfault efault;
- if (efault.faulted (EFAULT))
- return -1;
-
- if (dir->__d_cookie != __DIRENT_COOKIE)
- return 0;
- return ((fhandler_base *) dir->__fh)->telldir (dir);
-}
-
-/* telldir */
-extern "C" _off_t
-telldir (DIR *dir)
-{
- return telldir64 (dir);
-}
-
-extern "C" void
-seekdir64 (DIR *dir, _off64_t loc)
-{
- myfault efault;
- if (efault.faulted (EFAULT))
- return;
-
- if (dir->__d_cookie != __DIRENT_COOKIE)
- return;
- dir->__flags &= dirent_isroot;
- return ((fhandler_base *) dir->__fh)->seekdir (dir, loc);
-}
-
-/* seekdir */
-extern "C" void
-seekdir (DIR *dir, _off_t loc)
-{
- seekdir64 (dir, (_off64_t)loc);
-}
-
-/* rewinddir: POSIX 5.1.2.1 */
-extern "C" void
-rewinddir (DIR *dir)
-{
- myfault efault;
- if (efault.faulted (EFAULT))
- return;
-
- if (dir->__d_cookie != __DIRENT_COOKIE)
- return;
- dir->__flags &= dirent_isroot;
- return ((fhandler_base *) dir->__fh)->rewinddir (dir);
-}
-
-/* closedir: POSIX 5.1.2.1 */
-extern "C" int
-closedir (DIR *dir)
-{
- myfault efault;
- if (efault.faulted (EFAULT))
- return -1;
-
- if (dir->__d_cookie != __DIRENT_COOKIE)
- {
- set_errno (EBADF);
- syscall_printf ("-1 = closedir (%p)", dir);
- return -1;
- }
-
- /* Reset the marker in case the caller tries to use `dir' again. */
- dir->__d_cookie = 0;
-
- int res = ((fhandler_base *) dir->__fh)->closedir (dir);
-
- cygheap->fdtab.release (dir->__d_dirent->d_fd);
-
- free (dir->__d_dirname);
- free (dir->__d_dirent);
- free (dir);
- syscall_printf ("%d = closedir (%p)", res);
- return res;
-}
-
-/* mkdir: POSIX 5.4.1.1 */
-extern "C" int
-mkdir (const char *dir, mode_t mode)
-{
- int res = -1;
- fhandler_base *fh = NULL;
-
- myfault efault;
- if (efault.faulted (EFAULT))
- return -1;
-
- if (has_dot_last_component (dir))
- {
- set_errno (ENOENT);
- return -1;
- }
-
- if (!(fh = build_fh_name (dir, NULL, PC_SYM_NOFOLLOW)))
- goto done; /* errno already set */;
-
- if (fh->error ())
- {
- debug_printf ("got %d error from build_fh_name", fh->error ());
- set_errno (fh->error ());
- }
- else if (!fh->mkdir (mode))
- res = 0;
- delete fh;
-
- 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;
- fhandler_base *fh = NULL;
-
- myfault efault;
- if (efault.faulted (EFAULT))
- return -1;
-
- if (has_dot_last_component (dir))
- {
- set_errno (EINVAL);
- return -1;
- }
-
- if (!(fh = build_fh_name (dir, NULL, PC_SYM_NOFOLLOW)))
- goto done; /* errno already set */;
-
- if (fh->error ())
- {
- debug_printf ("got %d error from build_fh_name", fh->error ());
- if (fh->error ())
- set_errno (EROFS);
- else
- set_errno (fh->error ());
- }
- else if (!fh->rmdir ())
- res = 0;
- delete fh;
-
- done:
- syscall_printf ("%d = rmdir (%s)", res, dir);
- return res;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-21 09:10:10 +0300