[blfs-support] Error installing SeaMonkey

Fernando de Oliveira famobr at yahoo.com.br
Sun Dec 14 01:40:20 PST 2014

On 13-12-2014 09:16, Fernando de Oliveira wrote:
> On 13-12-2014 08:47, David Jones wrote:
>> Hello,
>> I am using BLFS 7.6 and SeaMonkey 2.29.  This is my first attempt with BLFS
>> and I have got as far as installing xfce and would like to use SeaMonkey
>> rather than Midori as a browser.  I'm building on an old pc with an athlon
>> xp 2600 processor, GeForce FX 5200 gpu and with Linux Mint xfce as host.
>> So far I have built everything from the chroot environment.
>> SeaMonkey built without any error message, using SHELL=/bin/bash before
>> make, but when I try to install I get the following errors,
>> mozpack.errors.ErrorMessage: Error: Error while running startup cache
>> precompilation
>> I also tried to install from within the LFS system but it gives the same
>> error message.
>> Any suggestions would be appreciated.
>> Thanks,
> Probably it is the same error first noticed by Ragnar in firefox-32.0.
> Later, ĸen found a workaround, and finally, after other developments
> with discussions between Bruce and I (sorry if I forgot somebody), we
> introduced a note at

Fundamental contribution, that I apologize for having forgotten yesterday:

David Brodie demonstrated that the problem came from gcc:


> http://www.linuxfromscratch.org/blfs/view/svn/xsoft/seamonkey.html:
> {{{
> Note
> There is a problem on i686 systems when building SeaMonkey with gcc
> versions ranging from 4.8 to 4.9.1 and using the switch
> “--enable-optimize”. There are two alternatives. The best one is to
> upgrade gcc to version 4.9.2 or later because it will give better
> performance and smaller binaries. However, if you do not wish to upgrade
> gcc, reduce the level of optimization with:
> test $(uname -m) = "i686" && sed -i 's/enable-optimize/&=-O2/' mozconfig
> || true
> }}}
> Sorry, it seems you have to start rebuilding from scratch after using
> one of the two solutions described in the note above.
> Upgrading to gcc 4.9.2 is the better solution, because without the
> optimization, SM is slow to start and at runtime.
> The upgrade should be done according to
> http://www.linuxfromscratch.org/blfs/view/svn/general/gcc.html
> Most of us have done this upgrade, but there is one case where the user
> seemed to have problems with the upgrade, so if you do it, make sure to
> be very careful.
> If you are not sure about the gcc upgrade, just use the sed in
> mozconfig, before starting the build.
> Notice that there has been modifications between SeaMonkey 2.29 to
> SeaMonkey-2.31, so some other instructions in that page will not apply
> to your case.
> Perhaps you would prefer to install SeaMonkey-2.31, but it might be
> necessary to upgrade some packages in your system.


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