[Pkg-openmpi-maintainers] Bug#502232: Bug#502232: Bug#502232: libopenmpi-dev: No static libraries in the package

Sylvestre Ledru sylvestre.ledru at inria.fr
Tue Oct 14 22:43:14 UTC 2008


> at the top of the Makefile under "A word of explanation"). The fact that the
> shared libraries aren't present, when using "--enable-static" for configure,
> seems to cause problems for dh_install in the dpkg-buildpackage process.
> After the builds are done, via dpkg-buildpackage, the process gets to a
> point where:
> 
> dh_install -s --sourcedir=/usr/local/src/openmpi-1.2.7/debian/openmpi 
> --list-missing
> 
> is executed and it fails with:
> 
> cp: cannot stat 
> `/usr/local/src/openmpi-1.2.7/debian/openmpi/usr/lib/openmpi/lib/libmca_common_sm.so.0.0.0': 
> No such file or directory
What is the behaviour we prefer here ?

Here is the full comment from the Makefile:

# This library is linked against various MCA components because all
# shared-memory based components (e.g., mpool, ptl, etc.)  need to
# share some common code and data.  There's two cases:
#
# 1. libmca_common_sm.la is a shared library.  By linking that shared
# library to all components that need it, the OS linker will
# automatically load it into the process as necessary, and there will
# only be one copy (i.e., all the components will share *one* copy of
# the code and data).
#
# 2. libmca_common_sm.la is a static library.  In this case, it will
# be rolled up into the top-level libmpi.la.  It will also be rolled
# into each component, but then the component will also be rolled up
# into the upper-level libmpi.la.  Linkers universally know how to
# "figure this out" so that we end up with only one copy of the code
# and data.
#
# Note that building this common component statically and linking
# against other dynamic components is *not* supported!


I commited a solution in our SVN, I just remove this library from the
libopenmi1 package and import *.a & *.la.

As it is said in the Makefile, it will work but we are duplicating this
code in each component.
However, /usr/lib/openmpi/lib/libmca_common_sm.so.0.0.0 is only 6k... 
We could go this way.

Any objections ?
If not, I will upload it tomorrow.

Sylvestre








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