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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 17:38:31 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 17:38:31 +0000 |
commit | 252601302d45036817546c533743e5918b6b86e8 (patch) | |
tree | bfad3f5be123f000fdb03e26400050dece33d72f /lib/stripslash.c | |
parent | Initial commit. (diff) | |
download | wget-upstream.tar.xz wget-upstream.zip |
Adding upstream version 1.21.3.upstream/1.21.3upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'lib/stripslash.c')
-rw-r--r-- | lib/stripslash.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/lib/stripslash.c b/lib/stripslash.c new file mode 100644 index 0000000..aee89b7 --- /dev/null +++ b/lib/stripslash.c @@ -0,0 +1,45 @@ +/* stripslash.c -- remove redundant trailing slashes from a file name + + Copyright (C) 1990, 2001, 2003-2006, 2009-2022 Free Software Foundation, + Inc. + + This file 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 2.1 of the + License, or (at your option) any later version. + + This file 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 <https://www.gnu.org/licenses/>. */ + +#include <config.h> + +#include "dirname.h" + +/* Remove trailing slashes from FILE. Return true if a trailing slash + was removed. This is useful when using file name completion from a + shell that adds a "/" after directory names (such as tcsh and + bash), because on symlinks to directories, several system calls + have different semantics according to whether a trailing slash is + present. */ + +bool +strip_trailing_slashes (char *file) +{ + char *base = last_component (file); + char *base_lim; + bool had_slash; + + /* last_component returns "" for file system roots, but we need to turn + "///" into "/". */ + if (! *base) + base = file; + base_lim = base + base_len (base); + had_slash = (*base_lim != '\0'); + *base_lim = '\0'; + return had_slash; +} |