X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fdirname.h;h=f9189c356ec727b775c7c16f84d165fcbf9dcbd1;hb=affc2cf6fe78a8d43aba4d07f1ec010e2172ffa8;hp=4f794ee4840aff2ee4d577fa06e05dcb7b097b30;hpb=92295bc4b2a378893386efd3cf8cf9bc31024b59;p=gnulib.git

diff --git a/lib/dirname.h b/lib/dirname.h
index 4f794ee48..f9189c356 100644
--- a/lib/dirname.h
+++ b/lib/dirname.h
@@ -1,4 +1,6 @@
-/*  Copyright (C) 1998, 2001 Free Software Foundation, Inc.
+/*  Take file names apart into directory and base names.
+
+    Copyright (C) 1998, 2001, 2003-2006 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
@@ -12,21 +14,14 @@
 
     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.  */
 
 #ifndef DIRNAME_H_
 # define DIRNAME_H_ 1
 
+# include <stdbool.h>
 # include <stddef.h>
 
-# ifndef PARAMS
-#  if defined PROTOTYPES || (defined __STDC__ && __STDC__)
-#   define PARAMS(Args) Args
-#  else
-#   define PARAMS(Args) ()
-#  endif
-# endif
-
 # ifndef DIRECTORY_SEPARATOR
 #  define DIRECTORY_SEPARATOR '/'
 # endif
@@ -35,15 +30,41 @@
 #  define ISSLASH(C) ((C) == DIRECTORY_SEPARATOR)
 # endif
 
-# ifndef FILESYSTEM_PREFIX_LEN
-#  define FILESYSTEM_PREFIX_LEN(Filename) 0
+# ifndef FILE_SYSTEM_PREFIX_LEN
+#  if FILE_SYSTEM_ACCEPTS_DRIVE_LETTER_PREFIX
+    /* This internal macro assumes ASCII, but all hosts that support drive
+       letters use ASCII.  */
+#   define _IS_DRIVE_LETTER(c) (((unsigned int) (c) | ('a' - 'A')) - 'a' \
+				<= 'z' - 'a')
+#   define FILE_SYSTEM_PREFIX_LEN(Filename) \
+	   (_IS_DRIVE_LETTER ((Filename)[0]) && (Filename)[1] == ':' ? 2 : 0)
+#  else
+#   define FILE_SYSTEM_PREFIX_LEN(Filename) 0
+#  endif
+# endif
+
+# ifndef FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE
+#  define FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE 0
+# endif
+
+# ifndef DOUBLE_SLASH_IS_DISTINCT_ROOT
+#  define DOUBLE_SLASH_IS_DISTINCT_ROOT 1
+# endif
+
+# if FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE
+#  define IS_ABSOLUTE_FILE_NAME(F) ISSLASH ((F)[FILE_SYSTEM_PREFIX_LEN (F)])
+# else
+#  define IS_ABSOLUTE_FILE_NAME(F) \
+	  (ISSLASH ((F)[0]) || 0 < FILE_SYSTEM_PREFIX_LEN (F))
 # endif
+# define IS_RELATIVE_FILE_NAME(F) (! IS_ABSOLUTE_FILE_NAME (F))
 
-char *base_name PARAMS ((char const *path));
-char *dir_name PARAMS ((char const *path));
-size_t base_len PARAMS ((char const *path));
-size_t dir_len PARAMS ((char const *path));
+char *base_name (char const *file);
+char *dir_name (char const *file);
+size_t base_len (char const *file);
+size_t dir_len (char const *file);
+char *last_component (char const *file);
 
-int strip_trailing_slashes PARAMS ((char *path));
+bool strip_trailing_slashes (char *file);
 
 #endif /* not DIRNAME_H_ */