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Fix 1208 #1218

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Fix 1208 #1218

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ac34770
Make "nj_max" readable outside Sapporo Light
HannoSpreeuw Feb 26, 2026
9c465b5
This code should not be needed.
HannoSpreeuw Mar 4, 2026
d868f8a
Added space
HannoSpreeuw Mar 4, 2026
07a1820
Make "interface.cc" exactly the same as in "main"
HannoSpreeuw Mar 4, 2026
7c9bb63
Move "get_nj_max" to "sapporoG6lib.cpp"
HannoSpreeuw Mar 6, 2026
fdf0468
This compiles, but does not run
HannoSpreeuw Mar 6, 2026
a10558b
This function definition need not be separate
HannoSpreeuw Mar 11, 2026
f8feb39
'extern "C"' not needed here
HannoSpreeuw Mar 11, 2026
3321825
"interface.cc" should have been added
HannoSpreeuw Mar 11, 2026
c65f686
Prototype and implementation of jdata::get_nj_max.
HannoSpreeuw Mar 11, 2026
e71a85a
Things will go wrong when there's a header include loop
HannoSpreeuw Mar 12, 2026
dd08d1f
Accommodate CPU users
HannoSpreeuw Mar 12, 2026
19998e9
With "redirection=none" this "fprintf" should work
HannoSpreeuw Mar 26, 2026
b5518cf
Print ERROR when "nj" strictly larger than "nj_max"
HannoSpreeuw Mar 26, 2026
672098e
"#ifdef __cplusplus" is redundant
HannoSpreeuw Apr 20, 2026
56756ae
Merge branch 'main' into Fix_1208
HannoSpreeuw Apr 20, 2026
f7fb543
Bypass MacOS runners for "test7"
HannoSpreeuw Apr 20, 2026
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5 changes: 5 additions & 0 deletions lib/sapporo_light/sapporo.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -270,3 +270,8 @@ int sapporo::get_ngb_list(int cluster_id,
sort(nbl, nbl + min(nblen, maxlength));
return overflow;
}

int sapporo::get_nj_max() const
{
return nj_max;
}
14 changes: 13 additions & 1 deletion lib/sapporo_light/sapporo.h
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Expand Up @@ -169,7 +169,7 @@ class sapporo {

predict = false;
nj_modified = 0;

device.address_j = NULL;

device.t_j = NULL;
Expand All @@ -182,8 +182,10 @@ class sapporo {
device.acc_i = NULL;
device.vel_i = NULL;
device.jrk_i = NULL;


};
int get_nj_max() const;
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@LourensVeen LourensVeen Mar 12, 2026

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This works fine, but maybe it belongs with get_n_pipes on line 191?

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@HannoSpreeuw HannoSpreeuw Mar 12, 2026

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Okay, you mean that would be a better place in terms of the program's logic?

~sapporo() {};

int open(int cluster_id);
Expand Down Expand Up @@ -230,3 +232,13 @@ class sapporo {
};

#endif

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@LourensVeen LourensVeen Mar 12, 2026

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This should be above the #endif on 232, or things will go wrong when there's a header include loop. Maybe just add it on line 104 inside the existing extern "C" block there?

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@HannoSpreeuw HannoSpreeuw Mar 12, 2026

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Right, will do.

#ifdef __cplusplus
extern "C" {
#endif

int g6_get_nj_max_();

#ifdef __cplusplus
}
#endif
6 changes: 6 additions & 0 deletions lib/sapporo_light/sapporoG6lib.cpp
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Expand Up @@ -81,3 +81,9 @@ extern "C" {

}

extern "C" {
int g6_get_nj_max_() {
return grav.get_nj_max();
}
}

7 changes: 7 additions & 0 deletions src/amuse_ph4/interface.cc
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Expand Up @@ -936,3 +936,10 @@ int get_id_of_updated_particle(int index, int * index_of_particle, int * status)
*status = jd->UpdatedParticles[index].status;
return 0;
}

extern "C" int g6_get_nj_max_();

int get_nj_max()
{
return g6_get_nj_max_();
}
4 changes: 4 additions & 0 deletions src/amuse_ph4/interface.py
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Expand Up @@ -464,6 +464,10 @@ def recompute_timesteps():
function.result_type = 'int32'
return function

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def get_nj_max():
function = LegacyFunctionSpecification()
function.result_type = 'int32'
return function

class ph4(GravitationalDynamics,GravityFieldCode):

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