Hi Markus, Le mercredi 12 novembre 2025 à 10:55 +0100, Markus Muetzel a écrit : > Am 10.11.2025 um 14:13 schrieb Sébastien Villemot: > > Le lundi 10 novembre 2025 à 12:22 +0100, BERENGUIER Baptiste a écrit : > > > > > > I am using debian trixie with the official package for octave. > > > > > > I try to port a matlab code using ode15s and encounter this error: > > > > > > error: __ode15__: support for sundials_ida, sundials_nvecserial was > > > unavailable or disabled when Octave was built > > > > > > error: called from > > > > > > ode15s at line 324 column 22 > > > > > > Should I do a bug report? > > > > This is a known issue, see > > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1082580 > > Unfortunately there is no fix yet. And it is unlikely it will ever be > > fixed in trixie. > > I posted a potential fix/workaround on Octave's discourse forum: > > Improving MPI detection - maintainers - GNU Octave > > Could that patch be used to enable these functions in Debian Trixie? > You'd need to regenerate the configure script after applying that change. > Something like "autoreconf -fi" should do that.
Thanks for suggesting this workaround, and sorry for my late reply.
I’ve tried to rebuild the octave in Debian unstable, using your
proposed patch.
Sundials is correctly detected at the configure step, but then I get
the following compilation error:
libtool: compile: g++ -DHAVE_CONFIG_H -I. -Iliboctave -I./liboctave
-I./liboctave/array -Iliboctave/numeric -I./liboctave/numeric
-Iliboctave/operators -I./liboctave/operators -I./liboctave/system
-I./liboctave/util -I./libinterp/octave-value -Ilibinterp -I./libinterp
-I./libinterp/operators -Ilibinterp/parse-tree -I./libinterp/parse-tree
-Ilibinterp/corefcn -I./libinterp/corefcn -I./liboctave/wrappers
-I/usr/include/hdf5/serial -I/usr/include/GraphicsMagick
-I./libinterp/dldfcn/replace-mpi -I/usr/include/suitesparse -Wdate-time
-D_FORTIFY_SOURCE=2 -fPIC -pthread -fopenmp -Wall -W -Wshadow
-Woverloaded-virtual -Wold-style-cast -Wformat -Wpointer-arith -Wwrite-strings
-Wcast-align -Wcast-qual -g -O2
-ffile-prefix-map=/home/sebastien/debian/octave=. -flto=auto -ffat-lto-objects
-fstack-protector-strong -fstack-clash-protection -Wformat
-Werror=format-security -fcf-protection -c libinterp/dldfcn/__ode15__.cc -fPIC
-DPIC -o libinterp/dldfcn/.libs/__ode15___la-__ode15__.o
In file included from /usr/include/sundials/priv/sundials_context_impl.h:25,
from /usr/include/sundials/sundials_context.h:22,
from /usr/include/sundials/sundials_nvector.h:51,
from /usr/include/nvector/nvector_serial.h:42,
from libinterp/dldfcn/__ode15__.cc:50:
libinterp/dldfcn/__ode15__.cc: In member function 'void
octave::IDA::initialize()':
libinterp/dldfcn/__ode15__.cc:593:26: error: 'MPI_COMM_NULL' was not declared
in this scope; did you mean 'SUN_COMM_NULL'?
593 | if (SUNContext_Create (SUN_COMM_NULL, &m_sunContext) < 0)
| ^~~~~~~~~~~~~
Best,
--
⢀⣴⠾⠻⢶⣦⠀ Sébastien Villemot
⣾⠁⢠⠒⠀⣿⡁ Debian Developer
⢿⡄⠘⠷⠚⠋⠀ https://sebastien.villemot.name
⠈⠳⣄⠀⠀⠀⠀ https://www.debian.org
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