libffi conflicts with GCC Java
dj at linuxfromscratch.org
Tue Nov 30 18:06:22 PST 2010
"Randy McMurchy" <randy at linuxfromscratch.org> wrote:
>Randy McMurchy wrote these words on 11/30/10 18:18 CST:
>> The java language in the GCC compiler set also installs a libffi.
>> Unfortunately it is libffi.so.4.0.1. If you install GCC with the java
>> language and you already had the libffi package installed with other
>> programs and libraries linked to libffi.so.5, when the GCC overwrites
>> it with libfffi.so.4, things will get ugly.
>Actually, this is not true. If a package linked to the so.5 version of
>libffi, it will always be linked to that version. As long as it exists,
>things are okay. However, the .so file itself that points to either the
>.so.4 or .so.5 (depending on which flavor of libffi) will be
>Does this present a problem if some packages are linked to one version
>of libffi and other packages link to another version?
>> What is the best way to mention this in the book? My thoughts are to
>> put a note in the libffi package saying to the effect "If you have
>> thoughts at all about installing the java language from the GCC
>> do not install this package, instead, install the GCC java now."
>For now, I don't think anything needs to be added to the book unless we
>know that having packages linked to both versions (some to one version,
>others to the other version) is a conflict.
>rmlscsi: [bogomips 1003.28] [GNU ld version 2.16.1] [gcc (GCC) 4.0.3]
>[GNU C Library stable release version 2.3.6] [Linux 184.108.40.206 i686]
>18:50:01 up 29 days, 1:44, 1 user, load average: 0.13, 0.05, 0.02
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Where does gcc install ffi.h? Can gcc be persuaded to use system ffi? Conflict likely doesn't matter for JDK as is installed in own prefix.
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