On Wed, Nov 30, 2011 at 5:21 AM, Bart Van Assche <[email protected]> wrote:
> On Mon, Nov 21, 2011 at 12:22 PM, Leonardo Chiquitto
> <[email protected]> wrote:
>>
>> Commit a1786947edc5033807db22fe5456a256df23838b (from v5.7.pre1)
>> renamed the function deinit_dlmod() to shutdown_dlmod(). Apparently,
>> some 3rd party software (hp-snmp-agents for example) depends on the
>> former. Do you guys normally add wrappers to keep backwards
>> compatibility in cases like this?
>
>
> Is that this software package: HP SNMP Agents for Red Hat Enterprise Linux 4
> (x86)
> (http://h20000.www2.hp.com/bizsupport/TechSupport/SoftwareDescription.jsp?lang=en&cc=us&prodTypeId=15351&prodSeriesId=428936&swItem=MTX-a6620dfcdf11449fbabf79a2b6&prodNameId=428935)
> ?
Yes, it's the same software but a newer version:
hp-snmp-agents-8.7.0.23-19.sles11.i386.rpm.
> This is what I found inside the preinstall script of that rpm:
>
> $ rpm -qp --scripts hp-snmp-agents-8.1.1-22.rhel4.i386.rpm
> [ ... ]
> symbol_present()
> {
> SYMBOL=$1
> shift
> BINLIST=$*
>
> for i in $BINLIST; do
> if [ -f $i ]; then
> if [ "x" != "x`grep $SYMBOL $i`" ]; then
> return 1
> fi
> fi
> done
> return 0
> }
>
> BINSTOCHECK="/usr/lib/libucdmibs.so* /usr/lib/libnetsnmpmibs.so*
> /usr/lib64/libu
> cdmibs.so* /usr/lib64/libnetsnmpmibs.so*"
>
> #Check whether we can link this cmaX stuff dynamically
> symbol_present deinit_dlmod $BINSTOCHECK
> [ ... ]
>
> So if I interpret the above correctly, and if there are no other references
> to deinit_dlmod() inside that RPM, restoring the deinit_dlmod() function is
> not necessary but we just have to make sure that the above grep test passes.
As they check if the function is available during installation, I assumed
some of the binaries shipped would call deinit_dlmod() eventually.
I'll ask the user to confirm if the software works OK if they workaround
the installation script.
Thanks,
Leonardo
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