Darren Henderson writes:
>
> This note is primarily meant to stuff something into the archives in case
> other people have problems compiling mysql under AIX.
>
> There are a number of changes that need to be made that aren't detailed in
> the documentation, (some alteration to those docs could save someone a lot
> of effort in the future).
>
> I don't know how universal this is so I will say that this works under
> AIX 4.2.1 for mysql 3.23.37 using gcc 2.95.3
>
> To begin with, you may need to use the following config as opposed to the
> one given in the docs...
>
> CC="gcc -pipe -mcpu=power -Wa,-many" \
> CXX="gcc -pipe -mcpu=power -Wa,-many" \
> CXXFLAGS="-felide-constructors -fno-exceptions -fno-rtti" \
> ./configure --prefix=/usr/local/mysql --with-low-memory
>
> The key change here is the -mcpu, the docs specify power2, but that causes
> compiles on older equipment to toss out bad assembly code. Determine what
> your cpu is if you are experiencing errors that indicate that problem.
> Typically power2, power, or powerpc may need to be used, alternatively you
> might need to use 604 or 604e. I'm not positive but I would think using
> "power" would likely be safe most of the time, even on a power2 machine.
>
> If you don't know what your cpu is then do a "uname -m", this will give you
> back a string that looks like "000514676700", with a format of xxyyyyyymmss
> where xx and ss are always 0's, yyyyyy is a unique system id and mm is the
> id of the CPU Planar. A chart of these values can be found at
> http://www.rs6000.ibm.com/doc_link/en_US/a_doc_lib/cmds/aixcmds5/uname.htm
> This will give you a machine type and a machine model you can use to
> determine what type of cpu you have.
>
> Next, after configuring, edit config.h and change the line that says
>
> #define HAVE_SNPRINTF 1
>
> to
>
> #undef HAVE_SNPRINTF
>
> Do the same for include/my_config.h
>
> There is probably a better way to handle that that would address the issue
> for the entire source but I didn't take the time to find it nor did I
> stumble across it.
>
> And finally, in mysqld.cc you need to add a prototype for initgoups.
>
> #ifdef _AIX41
> extern "C" int initgroups(const char *,int);
> #endif
>
>
> After doing this, I had a version of mysql that I could compile and install.
> Hopefully there aren't any bugs waiting for me as a result of these changes.
>
> I'm seeing test failures for tests rpl000015 and rpl000016 that I haven't
> dug into yet but everything else looks ok.
>
> ________________________________________________________________________
> Darren Henderson [EMAIL PROTECTED]
> [EMAIL PROTECTED]
Hi!
Most of our recommandations are meant for AIX 4.3, not 4.2.
Regards,
Sinisa
____ __ _____ _____ ___ == MySQL AB
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