[zeromq-dev] [PATCH] Fixing visibility on RHEL (gcc3) and build fixes for solaris10

[Martin Lucina]

Hi Mikko,

mikko.koppanen at gmail.com said:
> again a couple of build related patches:
> 
> 0001
> It seems that Redhat has backported visibility patches to their
> version of GCC3, which breaks the build on RHEL/Centos 4 using gcc3.
> This fix should make sure that visibility is only enabled when
> compiler is actually GCC 4 or higher. Also uses AC_PROG_GREP and $GREP
> variable for detecting grep.
> 
> 0002
> Minor typo on the werror flag. Rather than hard-coded "c" use the
> current language abbreviation.
> 
> 0003
> Solaris tar doesn't allow using -C flag while extracting. This patch
> works around that by changing the directory, extracting and changing
> the directory back.
> 
> Mato,
> what do you think?

Looks good to me.

Thanks!

-mato