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[gnulib.git] / lib / modechange.h

diff --git a/lib/modechange.h b/lib/modechange.h
index f31dac7..a94b33d 100644 (file)
--- a/lib/modechange.h
+++ b/lib/modechange.h
@@ -1,5 +1,7 @@
 /* modechange.h -- definitions for file mode manipulation
-   Copyright (C) 1989, 1990 Free Software Foundation, Inc.
+
+   Copyright (C) 1989, 1990, 1997, 2003, 2004, 2005 Free Software
+   Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -13,45 +15,17 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software Foundation,
-   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
 
 /* Masks for the `flags' field in a `struct mode_change'. */
 
-/* Affect the execute bits only if at least one execute bit is set already,
-   or if the file is a directory. */
-#define MODE_X_IF_ANY_X 01
-
-/* If set, copy some existing permissions for u, g, or o onto the other two.
-   Which of u, g, or o is copied is determined by which bits are set in the
-   `value' field. */
-#define MODE_COPY_EXISTING 02
-
-struct mode_change
-{
-  char op;                     /* One of "=+-". */
-  char flags;                  /* Special operations. */
-  unsigned short affected;     /* Set for u/g/o/s/s/t, if to be affected. */
-  unsigned short value;                /* Bits to add/remove. */
-  struct mode_change *next;    /* Link to next change in list. */
-};
-
-/* Masks for mode_compile argument. */
-#define MODE_MASK_EQUALS 1
-#define MODE_MASK_PLUS 2
-#define MODE_MASK_MINUS 4
-
-/* Error return values for mode_compile. */
-#define MODE_INVALID (struct mode_change *) 0
-#define MODE_MEMORY_EXHAUSTED (struct mode_change *) 1
-
-#ifndef __P
-# if defined (__GNUC__) || (defined (__STDC__) && __STDC__)
-#  define __P(Args) Args
-# else
-#  define __P(Args) ()
-# endif
-#endif
+#if ! defined MODECHANGE_H_
+# define MODECHANGE_H_
+
+# include <sys/types.h>
 
-struct mode_change *mode_compile __P ((const char *, unsigned));
-unsigned short mode_adjust __P ((unsigned, const struct mode_change *));
-void mode_free __P ((struct mode_change *));
+struct mode_change *mode_compile (const char *);
+struct mode_change *mode_create_from_ref (const char *);
+mode_t mode_adjust (mode_t, struct mode_change const *, mode_t);
+
+#endif