[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH] fts: reduce two or more trailing spaces to just one, usually
From: |
Eric Blake |
Subject: |
Re: [PATCH] fts: reduce two or more trailing spaces to just one, usually |
Date: |
Tue, 04 Sep 2012 05:03:41 -0600 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120828 Thunderbird/15.0 |
On 09/04/2012 04:57 AM, Eric Blake wrote:
>> * lib/fts.c (fts_open): Upon initialization, if a name ends in two
>> or more slashes, trim all but the final one. But if a name consists
>> solely of two or more slashes, reduce it to "//", not to "/".
>>
>
> For two slashes, that is correct. But trimming "///" to "//" is a
> violation of POSIX and fails on cygwin; "///" must be the same as "/",
> not "///".
>
>> +++ b/lib/fts.c
>> @@ -487,6 +487,14 @@ fts_open (char * const *argv,
>> for (root = NULL, nitems = 0; *argv != NULL; ++argv, ++nitems) {
>> /* *Do* allow zero-length file names. */
>> size_t len = strlen(*argv);
>> +
>> + /* If there are two or more trailing slashes, trim all but
>> one,
>> + but don't change "//" to "/". */
>> + char const *v = *argv;
>> + if (2 < len && v[len - 1] == '/')
>> + while (2 < len && v[len - 2] == '/')
>> + --len;
I think that this would do the right thing, though (notice that it
strips all but 1 slash for anything longer than "//" to begin with):
+ char const *v = *argv;
+ if (2 < len && v[len - 1] == '/')
+ while (1 < len && v[len - 1] == '/')
+ --len;
--
Eric Blake address@hidden +1-919-301-3266
Libvirt virtualization library http://libvirt.org
signature.asc
Description: OpenPGP digital signature