1 files changed, 70 insertions, 0 deletions

diff --git a/gl/dirname.h b/gl/dirname.h
new file mode 100644
index 00000000..91e7ed33
--- /dev/null
+++ b/gl/dirname.h
@@ -0,0 +1,70 @@
+/*  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
+    the Free Software Foundation; either version 2, or (at your option)
+    any later version.
+
+    This program 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 General Public License for more details.
+
+    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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+#ifndef DIRNAME_H_
+# define DIRNAME_H_ 1
+
+# include <stdbool.h>
+# include <stddef.h>
+
+# ifndef DIRECTORY_SEPARATOR
+#  define DIRECTORY_SEPARATOR '/'
+# endif
+
+# ifndef ISSLASH
+#  define ISSLASH(C) ((C) == DIRECTORY_SEPARATOR)
+# endif
+
+# 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 0
+# 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 (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);
+
+bool strip_trailing_slashes (char *file);
+
+#endif /* not DIRNAME_H_ */