Messages in this thread Patch in this message | | | From | Andy Shevchenko <> | Subject | [PATCHv3 1/6] string: introduce helper to get base file name from given path | Date | Tue, 16 Oct 2012 14:48:09 +0300 |
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There are several places in the kernel that use functionality like basename(3) with the exception: in case of '/foo/bar/' we expect to get an empty string. Let's do it common helper for them.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- include/linux/string.h | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/include/linux/string.h b/include/linux/string.h index 6301258..ac889c5 100644 --- a/include/linux/string.h +++ b/include/linux/string.h @@ -143,4 +143,15 @@ static inline bool strstarts(const char *str, const char *prefix) extern size_t memweight(const void *ptr, size_t bytes); +/** + * kbasename - return the last part of a pathname. + * + * @path: path to extract the filename from. + */ +static inline const char *kbasename(const char *path) +{ + const char *tail = strrchr(path, '/'); + return tail ? tail + 1 : path; +} + #endif /* _LINUX_STRING_H_ */ -- 1.7.10.4
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