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T" Subject: RE: Re: ksh compatibility: initial value of $_ In-Reply-To: <24885-1680656615.101426@YPd-.5KmN.pkOW> References: <2A0716F2-F80B-4357-87AA-0A9881A52CEC@kba.biglobe.ne.jp> <24885-1680656615.101426@YPd-.5KmN.pkOW> User-Agent: 822_dng. X-Seq: 51628 Archived-At: X-Loop: zsh-workers@zsh.org Errors-To: zsh-workers-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-workers-request@zsh.org X-no-archive: yes List-Id: List-Help: , List-Subscribe: , List-Unsubscribe: , List-Post: List-Owner: List-Archive: Haai, On Wed, 05 Apr 2023 03:03:35 +0200, Oliver Kiddle wrote: > "Jun. T" wrote: > Given that you're ignoring the output, test -L is likely more portable > in this case. Specifically it would work on Solaris 10 which doesn't > have readlink (but does have /proc/self/path/a.out). test -L is covered > by the POSIX standard while readlink isn't. FWIW, OpenBSD test(1) says-- --LL _f_i_l_e True if _f_i_l_e exists and is a symbolic link. This operator is for compatibility purposes. Do not rely on its existence; use --hh instead. Note that last part. Is "-L" actually more standard? (Even on other *cough* Unices, me's always used "-h"). There's also stat(1), but that appears to be even less standard than readlink(1). > Oliver --zeurkous. -- Friggin' Machines!