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authorRoland McGrath <roland@gnu.org>1995-02-25 01:23:32 +0000
committerRoland McGrath <roland@gnu.org>1995-02-25 01:23:32 +0000
commit22a1292a42facff7597f3336a91eea57db9709e6 (patch)
tree90182d921edc7ecb39254237386f7a2a07d7e64b /sysdeps
parente66f63fb6364729aad510f5b3feb8a046775ec1a (diff)
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* io/Makefile (routines): Add euidaccess.
	* sysdeps/mach/hurd/euidaccess.c: New file.
	* sysdeps/stub/euidaccess.c: New file.
	* posix/unistd.h [__USE_GNU] (euidaccess): Declare it.

	* dirent/Makefile (routines): Add dirfd.
	* sysdeps/stub/dirfd.c: New file.
	* sysdeps/unix/dirfd.c: New file.
	* sysdeps/unix/dirstream.h (_DIR_dirfd): New macro.
	* dirent/dirent.h (dirfd): Declare new function.  Define as macro
 	_DIR_dirfd if that is defined.
	* sysdeps/mach/hurd/dirstream.h (DIR): Replace `__port' member
 	with `void *__fd'.
	* sysdeps/mach/hurd/opendir.c: Use DIRP->__fd instead of DIRP->__port.
	Open the file with `open'; set FD_CLOEXEC on the fd.
	* sysdeps/mach/hurd/closedir.c: Likewise.
	* sysdeps/mach/hurd/readdir.c: Likewise.
	* sysdeps/mach/hurd/dirfd.c: New file.

	* posix/Makefile (glob/configure): Do cvs commit if there is a CVS
 	directory.
	(glob/ChangeLog): Likewise.

	* locale/locale.h (LC_*): Use small integers instead of bit masks.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/mach/hurd/closedir.c16
-rw-r--r--sysdeps/mach/hurd/dirfd.c39
-rw-r--r--sysdeps/mach/hurd/dirstream.h5
-rw-r--r--sysdeps/mach/hurd/euidaccess.c58
-rw-r--r--sysdeps/mach/hurd/opendir.c22
-rw-r--r--sysdeps/mach/hurd/readdir.c9
-rw-r--r--sysdeps/stub/dirfd.c30
-rw-r--r--sysdeps/stub/euidaccess.c38
-rw-r--r--sysdeps/unix/dirfd.c28
-rw-r--r--sysdeps/unix/dirstream.h4
10 files changed, 227 insertions, 22 deletions
diff --git a/sysdeps/mach/hurd/closedir.c b/sysdeps/mach/hurd/closedir.c
index 9d20621747..bb970aed9e 100644
--- a/sysdeps/mach/hurd/closedir.c
+++ b/sysdeps/mach/hurd/closedir.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -37,13 +37,13 @@ DEFUN(closedir, (dirp), DIR *dirp)
       return -1;
     }
 
-  if ((err = __vm_deallocate (__mach_task_self (),
-			      (vm_address_t) dirp->__data, dirp->__allocation))
-      || (err = __mach_port_deallocate (__mach_task_self (), dirp->__port)))
-    {
-      errno = err;
-      return -1;
-    }
+  if (err = __vm_deallocate (__mach_task_self (),
+			     (vm_address_t) dirp->__data, dirp->__allocation))
+    return __hurd_fail (err);
+  dirp->__data = NULL;
+
+  if (err = _hurd_fd_close (dirp->__fd))
+    return __hurd_fail (err);
 
   free (dirp);
 
diff --git a/sysdeps/mach/hurd/dirfd.c b/sysdeps/mach/hurd/dirfd.c
new file mode 100644
index 0000000000..366a34079b
--- /dev/null
+++ b/sysdeps/mach/hurd/dirfd.c
@@ -0,0 +1,39 @@
+/* dirfd -- Return the file desciptor used by a DIR stream.  Hurd version.
+Copyright (C) 1995 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <dirent.h>
+#include <dirstream.h>
+
+int
+dirfd (DIR *dirp)
+{
+  int fd;
+  __mutex_lock (&_hurd_dtable_lock);
+  for (fd = 0; fd < _hurd_dtablesize; ++fd)
+    if (_hurd_dtable[fd] == dirp->__fd)
+      break;
+  if (fd == _hurd_dtablesize)
+    {
+      errno = EINVAL
+      fd = -1;
+    }
+  __mutex_unlock (&_hurd_dtable_lock);
+
+  return fd;
+}
diff --git a/sysdeps/mach/hurd/dirstream.h b/sysdeps/mach/hurd/dirstream.h
index 0bcec36f0f..42bbd07c4f 100644
--- a/sysdeps/mach/hurd/dirstream.h
+++ b/sysdeps/mach/hurd/dirstream.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1994 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -27,8 +27,7 @@ Cambridge, MA 02139, USA.  */
 
 typedef struct
   {
-    /* XXX we need a namespace-clean name for mach_port_t! */
-    unsigned int __port;	/* Port to the directory.  */
+    void *__fd;			/* `struct hurd_fd' pointer for descriptor.  */
     char *__data;		/* Directory block.  */
     int __entry_data;		/* Entry number `__data' corresponds to.  */
     char *__ptr;		/* Current pointer into the block.  */
diff --git a/sysdeps/mach/hurd/euidaccess.c b/sysdeps/mach/hurd/euidaccess.c
new file mode 100644
index 0000000000..5ba2af4965
--- /dev/null
+++ b/sysdeps/mach/hurd/euidaccess.c
@@ -0,0 +1,58 @@
+/* Test for access to FILE using effective UID and GID.  Hurd version.
+Copyright (C) 1991, 1995 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <errno.h>
+#include <stddef.h>
+#include <unistd.h>
+#include <hurd.h>
+
+int
+euidaccess (file, type)
+     const char *file;
+     int type;
+{
+  file_t port;
+  int allowed, flags;
+
+  port = __file_name_lookup (file, 0, 0);
+  if (port == MACH_PORT_NULL)
+    return -1;
+
+  /* Find out what types of access we are allowed to this file.  */
+  err = __file_check_access (file, &allowed);
+  __mach_port_deallocate (__mach_task_self (), file);
+  if (err)
+    return __hurd_fail (err);
+
+  flags = 0;
+  if (type & R_OK)
+    flags |= O_READ;
+  if (type & W_OK)
+    flags |= O_WRITE;
+  if (type & X_OK)
+    flags |= O_EXEC;
+
+  if (flags & ~allowed)
+    /* We are not allowed all the requested types of access.  */
+    return __hurd_fail (EACCES);
+
+  return 0;
+}
+
+weak_alias (__access, access)
diff --git a/sysdeps/mach/hurd/opendir.c b/sysdeps/mach/hurd/opendir.c
index d843da8aeb..001016d087 100644
--- a/sysdeps/mach/hurd/opendir.c
+++ b/sysdeps/mach/hurd/opendir.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1994 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -36,21 +36,29 @@ DEFUN(opendir, (name), CONST char *name)
 {
   DIR *dirp;
   file_t port;
+  int fd;
 
-  port = __file_name_lookup (name, O_RDONLY, 0);
-  if (port == MACH_PORT_NULL)
+  fd = __open (name, O_RDONLY);
+  if (fd < 0)
     return NULL;
 
-  /* XXX this port should be deallocated on exec */
-
   dirp = (DIR *) malloc (sizeof (DIR));
   if (dirp == NULL)
     {
-      __mach_port_deallocate (__mach_task_self (), port);
+      __close (fd);
       return NULL;
     }    
 
-  dirp->__port = port;
+  /* Extract the pointer to the descriptor structure.  */
+  __mutex_lock (&_hurd_dtable_lock);
+  dirp->__fd = _hurd_dtable[fd];
+  __mutex_unlock (&_hurd_dtable_lock);
+
+  /* Set the descriptor to close on exec. */
+  __spin_lock (&dirp->__fd->port.lock);
+  dirp->__fd->flags |= FD_CLOEXEC;
+  __spin_unlock (&dirp->__fd->port.lock);
+
   dirp->__data = dirp->__ptr = NULL;
   dirp->__entry_data = dirp->__entry_ptr = 0;
   dirp->__allocation = 0;
diff --git a/sysdeps/mach/hurd/readdir.c b/sysdeps/mach/hurd/readdir.c
index 185aeee2b1..9e9f1ae3bd 100644
--- a/sysdeps/mach/hurd/readdir.c
+++ b/sysdeps/mach/hurd/readdir.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1994 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -49,8 +49,11 @@ DEFUN(readdir, (dirp), DIR *dirp)
 	  int nentries;
 	  error_t err;
 
-	  if (err = __dir_readdir (dirp->__port, &data, &dirp->__size,
-				   dirp->__entry_ptr, -1, 0, &nentries))
+	  if (err = HURD_FD_PORT_USE (dirp->__fd,
+				      __dir_readdir (dirp->__port,
+						     &data, &dirp->__size,
+						     dirp->__entry_ptr,
+						     -1, 0, &nentries)))
 	    return __hurd_fail (err), NULL;
 
 	  /* DATA now corresponds to entry index DIRP->__entry_ptr.  */
diff --git a/sysdeps/stub/dirfd.c b/sysdeps/stub/dirfd.c
new file mode 100644
index 0000000000..f6ebd04bca
--- /dev/null
+++ b/sysdeps/stub/dirfd.c
@@ -0,0 +1,30 @@
+/* dirfd -- Return the file desciptor used by a DIR stream.  Stub version.
+Copyright (C) 1995 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <dirent.h>
+#include <dirstream.h>
+#include <errno.h>
+
+int
+dirfd (dirp)
+     FILE *dirp;
+{
+  errno = ENOSYS;
+  return -1;
+}
diff --git a/sysdeps/stub/euidaccess.c b/sysdeps/stub/euidaccess.c
new file mode 100644
index 0000000000..1769e0dd17
--- /dev/null
+++ b/sysdeps/stub/euidaccess.c
@@ -0,0 +1,38 @@
+/* Test for access to FILE using effective UID and GID.  Stub version.
+Copyright (C) 1991, 1995 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <errno.h>
+#include <stddef.h>
+#include <unistd.h>
+
+int
+euidaccess (file, type)
+     const char *file;
+     int type;
+{
+  if (file == NULL || (type & ~(R_OK|W_OK|X_OK|F_OK)) != 0)
+    {
+      errno = EINVAL;
+      return -1;
+    }
+
+  errno = ENOSYS;
+  return -1;
+}
+stub_warning (euidaccess)
diff --git a/sysdeps/unix/dirfd.c b/sysdeps/unix/dirfd.c
new file mode 100644
index 0000000000..6b6f980a41
--- /dev/null
+++ b/sysdeps/unix/dirfd.c
@@ -0,0 +1,28 @@
+/* dirfd -- Return the file desciptor used by a DIR stream.  Unix version.
+Copyright (C) 1995 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <dirent.h>
+#include <dirstream.h>
+
+int
+dirfd (dirp)
+     FILE *dirp;
+{
+  return dirp->__fd;
+}
diff --git a/sysdeps/unix/dirstream.h b/sysdeps/unix/dirstream.h
index 20c4922fb9..d8c23959ad 100644
--- a/sysdeps/unix/dirstream.h
+++ b/sysdeps/unix/dirstream.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -40,4 +40,6 @@ typedef struct
     struct dirent __entry;	/* Returned by `readdir'.  */
   } DIR;
 
+#define _DIR_dirfd(dirp)	((dirp)->__fd)
+
 #endif	/* dirstream.h */