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Diffstat (limited to 'lib/canonicalize.h')
-rw-r--r-- | lib/canonicalize.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/lib/canonicalize.h b/lib/canonicalize.h new file mode 100644 index 000000000..184cf1637 --- /dev/null +++ b/lib/canonicalize.h @@ -0,0 +1,52 @@ +/* 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 Lesser General Public License as published by + the Free Software Foundation; either version 3 of the License, 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 Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#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_ */ |