xref: /petsc/src/snes/linesearch/impls/shell/ftn-custom/zlinesearchshellf.c (revision e6e75211d226c622f451867f53ce5d558649ff4f)
1 #include <petsc/private/fortranimpl.h>
2 #include <petscsnes.h>
3 
4 #if defined(PETSC_HAVE_FORTRAN_CAPS)
5 #define sneslinesearchshellsetuserfunc_          SNESLINESEARCHSHELLSETUSERFUNC
6 #define sneslinesearchshellgetuserfunc_          SNESLINESEARCHSHELLGETUSERFUNC
7 #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE)
8 #define sneslinesearchshellsetuserfunc_          sneslinesearchshellsetuserfunc
9 #define sneslinesearchshellgetuserfunc_          sneslinesearchshellgetuserfunc
10 #endif
11 
12 static PetscErrorCode oursneslinesearchshellfunction(SNESLineSearch linesearch, void *ctx)
13 {
14   PetscErrorCode ierr = 0;
15   (*(void (PETSC_STDCALL*)(SNESLineSearch*,void*,PetscErrorCode*))(((PetscObject)linesearch)->fortran_func_pointers[0]))(&linesearch,ctx,&ierr);CHKERRQ(ierr);
16   return 0;
17 }
18 
19 PETSC_EXTERN void PETSC_STDCALL sneslinesearchshellsetuserfunc_(SNESLineSearch *linesearch,void (PETSC_STDCALL*func)(SNESLineSearch*,void*,PetscErrorCode*),void *ctx,PetscErrorCode *ierr)
20 {
21   PetscObjectAllocateFortranPointers(*linesearch,3);
22   ((PetscObject)*linesearch)->fortran_func_pointers[0] = (PetscVoidFunction)func;
23 
24   *ierr = SNESLineSearchShellSetUserFunc(*linesearch,oursneslinesearchshellfunction,ctx);
25 }
26 
27 PETSC_EXTERN void PETSC_STDCALL sneslinesearchshellgetuserfunc_(SNESLineSearch *linesearch, void * func, void **ctx,PetscErrorCode *ierr)
28 {
29 
30   CHKFORTRANNULLINTEGER(ctx);
31   *ierr = SNESLineSearchShellGetUserFunc(*linesearch,NULL,ctx);
32 }
33