coreutils-6.9coreutils-6.9

1 files changed, 54 insertions, 0 deletions

diff --git a/lib/canonicalize.h b/lib/canonicalize.h
new file mode 100644
index 0000000..5c4d3f1
--- /dev/null
+++ b/lib/canonicalize.h
@@ -0,0 +1,54 @@
+/* Return the canonical absolute name of a given file.
+   Copyright (C) 1996-2007 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; see the file COPYING.
+   If not, write to the Free Software Foundation,
+   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+#ifndef CANONICALIZE_H_
+# define CANONICALIZE_H_
+
+# if GNULIB_CANONICALIZE
+enum canonicalize_mode_t
+  {
+    /* All components must exist.  */
+    CAN_EXISTING = 0,
+
+    /* All components excluding last one must exist.  */
+    CAN_ALL_BUT_LAST = 1,
+
+    /* No requirements on components existence.  */
+    CAN_MISSING = 2
+  };
+typedef enum canonicalize_mode_t canonicalize_mode_t;
+
+/* Return a malloc'd string containing the canonical absolute name of
+   the named file.  This acts like canonicalize_file_name, except that
+   whether components must exist depends on the canonicalize_mode_t
+   argument.  */
+char *canonicalize_filename_mode (const char *, canonicalize_mode_t);
+# endif
+
+# if HAVE_DECL_CANONICALIZE_FILE_NAME
+#  include <stdlib.h>
+# else
+/* Return a malloc'd string containing the canonical absolute name of
+   the named file.  If any file name component does not exist or is a
+   symlink to a nonexistent file, return NULL.  A canonical name does
+   not contain any `.', `..' components nor any repeated file name
+   separators ('/') or symlinks.  */
+char *canonicalize_file_name (const char *);
+# endif
+
+#endif /* !CANONICALIZE_H_ */