diff options
author | Jörg Frings-Fürst <debian@jff.email> | 2022-01-08 11:51:07 +0100 |
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committer | Jörg Frings-Fürst <debian@jff.email> | 2022-01-08 11:51:07 +0100 |
commit | be8efac78d067c138ad8dda03df4336e73f94887 (patch) | |
tree | 5f5254a628ba0ef72065b93d949d1c985742ea8e /tests/dirname-lgpl.c | |
parent | 7b65dbd4ebade81d504cfe5e681292a58ad1fdf0 (diff) |
New upstream version 1.0upstream/1.0
Diffstat (limited to 'tests/dirname-lgpl.c')
-rw-r--r-- | tests/dirname-lgpl.c | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/tests/dirname-lgpl.c b/tests/dirname-lgpl.c deleted file mode 100644 index a40f6a9..0000000 --- a/tests/dirname-lgpl.c +++ /dev/null @@ -1,86 +0,0 @@ -/* dirname.c -- return all but the last element in a file name - - Copyright (C) 1990, 1998, 2000-2001, 2003-2006, 2009-2018 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 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 General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see <https://www.gnu.org/licenses/>. */ - -#include <config.h> - -#include "dirname.h" - -#include <stdlib.h> -#include <string.h> - -/* Return the length of the prefix of FILE that will be used by - dir_name. If FILE is in the working directory, this returns zero - even though 'dir_name (FILE)' will return ".". Works properly even - if there are trailing slashes (by effectively ignoring them). */ - -size_t -dir_len (char const *file) -{ - size_t prefix_length = FILE_SYSTEM_PREFIX_LEN (file); - size_t length; - - /* Advance prefix_length beyond important leading slashes. */ - prefix_length += (prefix_length != 0 - ? (FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE - && ISSLASH (file[prefix_length])) - : (ISSLASH (file[0]) - ? ((DOUBLE_SLASH_IS_DISTINCT_ROOT - && ISSLASH (file[1]) && ! ISSLASH (file[2]) - ? 2 : 1)) - : 0)); - - /* Strip the basename and any redundant slashes before it. */ - for (length = last_component (file) - file; - prefix_length < length; length--) - if (! ISSLASH (file[length - 1])) - break; - return length; -} - - -/* In general, we can't use the builtin 'dirname' function if available, - since it has different meanings in different environments. - In some environments the builtin 'dirname' modifies its argument. - - Return the leading directories part of FILE, allocated with malloc. - Works properly even if there are trailing slashes (by effectively - ignoring them). Return NULL on failure. - - If lstat (FILE) would succeed, then { chdir (dir_name (FILE)); - lstat (base_name (FILE)); } will access the same file. Likewise, - if the sequence { chdir (dir_name (FILE)); - rename (base_name (FILE), "foo"); } succeeds, you have renamed FILE - to "foo" in the same directory FILE was in. */ - -char * -mdir_name (char const *file) -{ - size_t length = dir_len (file); - bool append_dot = (length == 0 - || (FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE - && length == FILE_SYSTEM_PREFIX_LEN (file) - && file[2] != '\0' && ! ISSLASH (file[2]))); - char *dir = malloc (length + append_dot + 1); - if (!dir) - return NULL; - memcpy (dir, file, length); - if (append_dot) - dir[length++] = '.'; - dir[length] = '\0'; - return dir; -} |