From: Andrew Dunstan <andrew@dunslane.net>
Cc: Dennis Bjorklund <db@zigo.dhs.org>
Cc: Bruce Momjian <pgman@candle.pha.pa.us>
Cc: Thomas Hallgren <thhal@mailblocks.com>
Cc: pgsql-hackers@postgresql.org
Subject: Re: Use of zlib
Date: Sun, 26 Sep 2004 09:43:50 -0400
Message-ID: <4156C796.207@dunslane.net> (raw)
In-Reply-To: <4156C402.7080509@dunslane.net>
References: <Pine.LNX.4.44.0409260625340.9559-100000@zigo.dhs.org>
<4156C402.7080509@dunslane.net>
of course, I meant --as-needed rather than --as-necessary
Andrew Dunstan wrote:
>
>
> Dennis Bjorklund wrote:
>
>> This is the output in Fedora Core 2, and it includes readline:
>>
>> $ ldd /usr/bin/postgres
>> linux-gate.so.1 => (0x00240000)
>> libpam.so.0 => /lib/libpam.so.0 (0x00cf1000)
>> libssl.so.4 => /lib/libssl.so.4 (0x0014e000)
>> libcrypto.so.4 => /lib/libcrypto.so.4 (0x00241000)
>> libkrb5.so.3 => /usr/lib/libkrb5.so.3 (0x0052a000)
>> libcom_err.so.2 => /lib/libcom_err.so.2 (0x00e56000)
>> libz.so.1 => /usr/lib/libz.so.1 (0x00aca000)
>> libreadline.so.4 => /usr/lib/libreadline.so.4 (0x00111000)
>> libtermcap.so.2 => /lib/libtermcap.so.2 (0x00f25000)
>> libcrypt.so.1 => /lib/libcrypt.so.1 (0x00406000)
>> libresolv.so.2 => /lib/libresolv.so.2 (0x00f8a000)
>> libnsl.so.1 => /lib/libnsl.so.1 (0x00215000)
>> libdl.so.2 => /lib/libdl.so.2 (0x00908000)
>> libm.so.6 => /lib/tls/libm.so.6 (0x008a5000)
>> libc.so.6 => /lib/tls/libc.so.6 (0x00592000)
>> libgssapi_krb5.so.2 => /usr/lib/libgssapi_krb5.so.2 (0x00a57000)
>> libk5crypto.so.3 => /usr/lib/libk5crypto.so.3 (0x00ccd000)
>> /lib/ld-linux.so.2 => /lib/ld-linux.so.2 (0x004ca000)
>>
>>
>>
>>
>
> Now, to see the things postgres really needs, as opposed to things
> other libraries need or that we just throw in for good measure in case
> somebody needs them, run this:
>
> LDFLAGS=-Wl,--as-necessary ./configure
>
> without any third-party options (like pam, openssl, kerberos ...),
> Alternatively, you can set the flag in src/Makefile.global
>
> This should work on FC2, which I believe has binutils 2.15.
>
> Almost every line above will disappear.
>
> cheers
>
> andrew
>
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To: pgsql-hackers@postgresql.org
Cc: andrew@dunslane.net, db@zigo.dhs.org, pgman@candle.pha.pa.us, thhal@mailblocks.com
Subject: Re: Use of zlib
In-Reply-To: <4156C796.207@dunslane.net>
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