[ruby-dev:19551] Re: [PATCH] file.c for (PR#389) and (PR#390)

At Tue, 11 Feb 2003 23:01:14 +0900,
nobu wrote:
> File.basename("a.c/", ".c")は"a"(GNU basenameと同じ)ってことで
> いいでしょうか。

　SUSv3 に basename(1) についての規定があります。

>      1. If string is a null string, it is unspecified whether the
>         resulting string is '.' or a null string. In either case, skip
>         steps 2 through 6.
> 
>      2. If string is "//" , it is implementation-defined whether
>         steps 3 to 6 are skipped or processed.
> 
>      3. If string consists entirely of slash characters, string
>         shall be set to a single slash character. In this case, skip
>         steps 4 to 6.
> 
>      4. If there are any trailing slash characters in string, they
>         shall be removed.
> 
>      5. If there are any slash characters remaining in string, the
>         prefix of string up to and including the last slash
>         character in string shall be removed.
> 
>      6. If the suffix operand is present, is not identical to the
>         characters remaining in string, and is identical to a suffix
>         of the characters remaining in string, the suffix suffix
>         shall be removed from string. Otherwise, string is not
>         modified by this step. It shall not be considered an error
>         if suffix is not found in string.

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Akinori MUSHA aka / (_ /  ( (__(  @ iDaemons.org / and.or.jp

"It went right by me -- At the time it went over my head
   I was looking out the window.. I should have looked at your face instead"