From: "Daniel Westermann (DWE)" <daniel.westermann@dbi-services.com>
To: Daniel Gustafsson <daniel@yesql.se>, Tom Lane <tgl@sss.pgh.pa.us>
CC: "pgsql-docs@lists.postgresql.org" <pgsql-docs@lists.postgresql.org>
Subject: Re: Fir mkdir command in "Short Version" for installing from source
Thread-Topic: Fir mkdir command in "Short Version" for installing from source
Thread-Index: AQHYNvOdWYRaD/7+0kKJFzs6NTcVl6y+mCCAgABR/QCAAAedgIAABtfa
Date: Mon, 14 Mar 2022 14:54:25 +0000
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Precedence: bulk

>> On 14 Mar 2022, at 15:01, Tom Lane <tgl@sss.pgh.pa.us> wrote:=0A=
>> =0A=
>> Daniel Gustafsson <daniel@yesql.se> writes:=0A=
>>> On 13 Mar 2022, at 17:05, Daniel Westermann (DWE) <daniel.westermann@db=
i-services.com> wrote:=0A=
>>>> Is it worth fixing that with "mkdir -p ..."? =0A=
>> =0A=
>>> Well, it will fail unless the user already had /usr/local/pgsql/, but I=
 hear=0A=
>>> what you're saying.=A0 Though I bet almost anyone following this will b=
e able to=0A=
>>> figure it out but there is little to no value in not being correct.=0A=
>> =0A=
>> I think that at the time that was written, mkdir didn't universally=0A=
>> have a "-p" option.=A0 But POSIX has required that for a very long=0A=
>> time, so it's probably safe to assume it now.=0A=
=0A=
>Yeah, I wasn't able to find any credibly still useable system man page whi=
ch=0A=
>didn't list -p.=A0 (the fact that IRIX seems to have been one of very few =
to have=0A=
>a long option '--parents' was an interesting archeological tidbit learned.=
)=0A=
=0A=
>> A larger issue is that blind "mkdir -p" may not produce the ownerships=
=0A=
>> and permissions you want for the parent directories.=A0 That's not a=0A=
>> topic to get into in a one-line summary, though.=0A=
=0A=
>Agreed, we're skipping over lots of details in this short version.=0A=
=0A=
>I'll to make the mkdir -p change happen later today unless someone feels=
=0A=
>strongly about leaving it out.=0A=
=0A=
Thank you Daniel and Tom=0A=
Regards=0A=
Daniel=