[Debian-med-packaging] Trying to disable error=format-security for clapack

[Andreas Tille]

Sorry for replying to my own mail.  I just noticed that the Debian
packaged libf2c really has no symbol i_len_trim.  Will check what
version is packaged and how this can be fixed.

On Mon, May 23, 2016 at 12:08:08PM +0200, Andreas Tille wrote:
> Hi Gianfranco,
> 
> your very helpful hints helped me to get some steps forward.  However,
> its not finally done.
> 
> On Sun, May 22, 2016 at 06:48:36AM +0000, Gianfranco Costamagna wrote:
> > >Another question is how I could link against the Debian packaged f2c
> > >rather than building the one that comes with clapack upstream.
> > 
> > I would say: remove the add_subdirectory (line 21)
> > and then:
> > 1) create a "FindF2C.cmake" file and use it as helper
> > (that would be the best and upstreamable choice
> > you can find some examples in "ettercap/cmake/Modules/Find*"
> > 
> > 
> > 2) just include_directories for helping it to find the .h file (if not in standard directory)
> > and target_link_libraries of the .so file.
> 
> I think the .h files are not a problem.  With my recent changes in Git[1]
> there is a problem with the linker when running the clapack test suite:
> 
> ...
> std.dir/dtrt03.c.o CMakeFiles/xlintstd.dir/dtrt05.c.o CMakeFiles/xlintstd.dir/dtrt06.c.o CMakeFiles/xlintstd.dir/dtzt01.c.o CMakeFiles/xlintstd.dir/dtzt02.c.o CMakeFiles/xlintstd.dir/dgennd.c.o CMakeFiles/xlintstd.dir/ddrvge.c.o CMakeFiles/xlintstd.dir/ddrvgb.c.o CMakeFiles/xlintstd.dir/derrge.c.o CMakeFiles/xlintstd.dir/ddrvpo.c.o CMakeFiles/xlintstd.dir/derrpo.c.o CMakeFiles/xlintstd.dir/dlaord.c.o CMakeFiles/xlintstd.dir/__/__/INSTALL/dsecnd.c.o  -o xlintstd -rdynamic ../MATGEN/libtmglib.a ../../SRC/libclapack.so.3.2.1 ../../BLAS/SRC/libcblas.so.3.2.1 -lm -lf2c -Wl,-rpath,/build/clapack-3.2.1/obj-x86_64-linux-gnu/SRC:/build/clapack-3.2.1/obj-x86_64-linux-gnu/BLAS/SRC 
> CMakeFiles/xlintstd.dir/alaerh.c.o: In function `alaerh_':
> /build/clapack-3.2.1/TESTING/LIN/alaerh.c:444: undefined reference to `i_len_trim'
> /build/clapack-3.2.1/TESTING/LIN/alaerh.c:591: undefined reference to `i_len_trim'
> /build/clapack-3.2.1/TESTING/LIN/alaerh.c:604: undefined reference to `i_len_trim'
> /build/clapack-3.2.1/TESTING/LIN/alaerh.c:843: undefined reference to `i_len_trim'
> /build/clapack-3.2.1/TESTING/LIN/alaerh.c:473: undefined reference to `i_len_trim'
> CMakeFiles/xlintstd.dir/alaerh.c.o:/build/clapack-3.2.1/TESTING/LIN/alaerh.c:737: more undefined references to `i_len_trim' follow
> CMakeFiles/xlintstd.dir/dchkps.c.o: In function `dchkps_':
> /build/clapack-3.2.1/TESTING/LIN/dchkps.c:252: undefined reference to `i_dceiling'
> collect2: error: ld returned 1 exit status
> 
> 
> Any further hint?
> 
> Kind regards
> 
>       Andreas.
> 
> 
> [1] https://anonscm.debian.org/git/debian-science/packages/clapack.git
> 
> -- 
> http://fam-tille.de

-- 
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