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From: Ibrahim Shaame <ishaame@gmail.com>
Date: Thu, 22 Jan 2026 05:54:39 +0300
Message-ID: 
 <CAJOWwD5BvvF30kf=UTnFdv_yg59ECoHvUnQWj=CG5UzaRzM56A@mail.gmail.com>
Subject: Re: Unable to compile postgresql-18.1
To: Pierre Forstmann <pierre.forstmann@gmail.com>
Cc: pgsql-admin <pgsql-admin@lists.postgresql.org>
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Thank you Pierre. As for build command, I don't use any special commands. I
just configure with some options and then issue "make" or "make world"
commands, leaving everything else standard as it came with the sources.
Thanks again

Ibrahim

On Wed, 21 Jan 2026, 15:42 Pierre Forstmann, <pierre.forstmann@gmail.com>
wrote:

> As already requested, please answer following questions with lots of
> details;
>
> What are exact build commands you've executed?
>
>
> Le 21/01/2026 =C3=A0 09:52, Ibrahim Shaame a =C3=A9crit :
>
> I have manually directed the LD_LIBRARY_PATH to /usr/lib64 but I get the
> same error message.
> Any suggestions?
> Thanks
> Ibrahim Shaame
>
> On Wed, Jan 21, 2026 at 9:49=E2=80=AFAM Ibrahim Shaame <ishaame@gmail.com=
> wrote:
>
>> Hello Erik,
>> Thank you for the response. As for LIBRARY_PATH, I have always manually
>> compiled postgresql and I don't explicitly mention the LIBRARY_PATH
>> directory. That's why I am surprised why this time with this subversion
>> doesn't work just as it worked in the last version.
>>
>> Thanks
>> Ibrahim
>>
>> On Sun, Jan 18, 2026 at 7:29=E2=80=AFPM Erik Wienhold <ewie@ewie.name> w=
rote:
>>
>>> On 2026-01-02 19:23 +0100, Ibrahim Shaame wrote:
>>> > I have tried to compile from source postgresql-18.1 but it fails and =
I
>>> get
>>> > the following error:
>>> >
>>> > gcc: fatal error: cannot read spec file =E2=80=98./specs=E2=80=99: Is=
 a directory
>>> > compilation terminated.
>>> > make[2]: *** [<builtin>: isolationtester.o] Error 1
>>> > make[2]: Leaving directory
>>> > '/data/dwnlds/dwnld_slack/postgresql-18.1/src/test/isolation'
>>> > make[1]: *** [Makefile:42: all-test/isolation-recurse] Error 2
>>> > make[1]: Leaving directory
>>> '/data/dwnlds/dwnld_slack/postgresql-18.1/src'
>>> > make: *** [GNUmakefile:11: all-src-recurse] Error 2
>>> >
>>> > Last compilation of postgresql-18.0 worked perfectly without issue an=
d
>>> on
>>> > the same laptop
>>> > Any suggestions?
>>> >
>>> > I am on : Slackware64 Linux 15.0 (Current)
>>> > Acer E5-771 laptop
>>>
>>> What are exact build commands you've executed?
>>>
>>> Could be that LIBRARY_PATH contains an empty path.  For example, I can
>>> reproduce it with:
>>>
>>>         export LIBRARY_PATH=3D
>>>         make clean world-bin
>>>
>>> --
>>> Erik Wienhold
>>>
>>

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<div dir=3D"auto">Thank you Pierre. As for build command, I don&#39;t use a=
ny special commands. I just configure with some options and then issue &quo=
t;make&quot; or &quot;make world&quot; commands, leaving everything else st=
andard as it came with the sources.<div dir=3D"auto">Thanks again</div><div=
 dir=3D"auto"><br><div dir=3D"auto">Ibrahim=C2=A0</div></div></div><br><div=
 class=3D"gmail_quote gmail_quote_container"><div dir=3D"ltr" class=3D"gmai=
l_attr">On Wed, 21 Jan 2026, 15:42 Pierre Forstmann, &lt;<a href=3D"mailto:=
pierre.forstmann@gmail.com">pierre.forstmann@gmail.com</a>&gt; wrote:<br></=
div><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-lef=
t:1px #ccc solid;padding-left:1ex"><u></u>

 =20
   =20
 =20
  <div>
    <p>As already requested, please answer following questions with lots
      of details;</p>
    <pre>What are exact build commands you&#39;ve executed?</pre>
    <p><br>
    </p>
    <div>Le 21/01/2026 =C3=A0 09:52, Ibrahim Shaame a
      =C3=A9crit=C2=A0:<br>
    </div>
    <blockquote type=3D"cite">
     =20
      <div dir=3D"ltr">
        <div>I have manually directed the LD_LIBRARY_PATH to /usr/lib64
          but I get the same error message.</div>
        <div>Any suggestions?</div>
        <div>Thanks</div>
        <div>Ibrahim Shaame<br>
        </div>
      </div>
      <br>
      <div class=3D"gmail_quote">
        <div dir=3D"ltr" class=3D"gmail_attr">On Wed, Jan 21, 2026 at
          9:49=E2=80=AFAM Ibrahim Shaame &lt;<a href=3D"mailto:ishaame@gmai=
l.com" target=3D"_blank" rel=3D"noreferrer">ishaame@gmail.com</a>&gt;
          wrote:<br>
        </div>
        <blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex=
;border-left:1px solid rgb(204,204,204);padding-left:1ex">
          <div dir=3D"ltr">
            <div>Hello Erik,</div>
            <div>Thank you for the response. As for LIBRARY_PATH, I have
              always manually compiled postgresql and I don&#39;t explicitl=
y
              mention the LIBRARY_PATH directory. That&#39;s why I am
              surprised why this time with this subversion doesn&#39;t work
              just as it worked in the last version.</div>
            <div><br>
            </div>
            <div>Thanks</div>
            <div>Ibrahim<br>
            </div>
          </div>
          <br>
          <div class=3D"gmail_quote">
            <div dir=3D"ltr" class=3D"gmail_attr">On Sun, Jan 18, 2026 at
              7:29=E2=80=AFPM Erik Wienhold &lt;<a href=3D"mailto:ewie@ewie=
.name" target=3D"_blank" rel=3D"noreferrer">ewie@ewie.name</a>&gt;
              wrote:<br>
            </div>
            <blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0=
.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On
              2026-01-02 19:23 +0100, Ibrahim Shaame wrote:<br>
              &gt; I have tried to compile from source postgresql-18.1
              but it fails and I get<br>
              &gt; the following error:<br>
              &gt; <br>
              &gt; gcc: fatal error: cannot read spec file =E2=80=98./specs=
=E2=80=99: Is
              a directory<br>
              &gt; compilation terminated.<br>
              &gt; make[2]: *** [&lt;builtin&gt;: isolationtester.o]
              Error 1<br>
              &gt; make[2]: Leaving directory<br>
              &gt;
              &#39;/data/dwnlds/dwnld_slack/postgresql-18.1/src/test/isolat=
ion&#39;<br>
              &gt; make[1]: *** [Makefile:42:
              all-test/isolation-recurse] Error 2<br>
              &gt; make[1]: Leaving directory
              &#39;/data/dwnlds/dwnld_slack/postgresql-18.1/src&#39;<br>
              &gt; make: *** [GNUmakefile:11: all-src-recurse] Error 2<br>
              &gt; <br>
              &gt; Last compilation of postgresql-18.0 worked perfectly
              without issue and on<br>
              &gt; the same laptop<br>
              &gt; Any suggestions?<br>
              &gt; <br>
              &gt; I am on : Slackware64 Linux 15.0 (Current)<br>
              &gt; Acer E5-771 laptop<br>
              <br>
              What are exact build commands you&#39;ve executed?<br>
              <br>
              Could be that LIBRARY_PATH contains an empty path.=C2=A0 For
              example, I can<br>
              reproduce it with:<br>
              <br>
              =C2=A0 =C2=A0 =C2=A0 =C2=A0 export LIBRARY_PATH=3D<br>
              =C2=A0 =C2=A0 =C2=A0 =C2=A0 make clean world-bin<br>
              <br>
              -- <br>
              Erik Wienhold<br>
            </blockquote>
          </div>
        </blockquote>
      </div>
    </blockquote>
  </div>

</blockquote></div>

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