xref: /petsc/src/tao/interface/dlregistao.c (revision 5e71baeff2f3138f93cd4f5927dfd596eb8325cc)
1 #define TAO_DLL
2 
3 #include <petsc/private/taoimpl.h>
4 
5 static PetscBool TaoPackageInitialized = PETSC_FALSE;
6 
7 /*@C
8   TaoFinalizePackage - This function destroys everything in the PETSc/TAO
9   interface to the Tao package. It is called from PetscFinalize().
10 
11   Level: developer
12 @*/
13 PetscErrorCode TaoFinalizePackage(void)
14 {
15   PetscErrorCode ierr;
16 
17   PetscFunctionBegin;
18   ierr = PetscFunctionListDestroy(&TaoList);CHKERRQ(ierr);
19   TaoPackageInitialized = PETSC_FALSE;
20   PetscFunctionReturn(0);
21 }
22 
23 /*@C
24   TaoInitializePackage - This function sets up PETSc to use the Tao
25   package.  When using static libraries, this function is called from the
26   first entry to TaoCreate(); when using shared libraries, it is called
27   from PetscDLLibraryRegister()
28 
29   Level: developer
30 
31 .seealso: TaoCreate()
32 @*/
33 PetscErrorCode TaoInitializePackage(void)
34 {
35   PetscErrorCode ierr;
36 
37   PetscFunctionBegin;
38 
39   if (TaoPackageInitialized) PetscFunctionReturn(0);
40   TaoPackageInitialized = PETSC_TRUE;
41 
42   ierr = PetscClassIdRegister("Tao",&TAO_CLASSID);CHKERRQ(ierr);
43 
44   /* Tell PETSc what solvers are available */
45   ierr = TaoRegisterAll();CHKERRQ(ierr);
46 
47   /* Tell PETSc what events are associated with Tao */
48   ierr = PetscLogEventRegister("TaoSolve",TAO_CLASSID,&Tao_Solve);CHKERRQ(ierr);
49   ierr = PetscLogEventRegister("TaoObjectiveEval",TAO_CLASSID,&Tao_ObjectiveEval);CHKERRQ(ierr);
50   ierr = PetscLogEventRegister("TaoGradientEval",TAO_CLASSID,&Tao_GradientEval);CHKERRQ(ierr);
51   ierr = PetscLogEventRegister("TaoHessianEval",TAO_CLASSID,&Tao_HessianEval);CHKERRQ(ierr);
52   ierr = PetscLogEventRegister("TaoConstraintsEval",TAO_CLASSID,&Tao_ConstraintsEval);CHKERRQ(ierr);
53   ierr = PetscLogEventRegister("TaoJacobianEval",TAO_CLASSID,&Tao_JacobianEval);CHKERRQ(ierr);
54 
55   ierr = PetscRegisterFinalize(TaoFinalizePackage);CHKERRQ(ierr);
56   PetscFunctionReturn(0);
57 }
58 
59 #ifdef PETSC_USE_DYNAMIC_LIBRARIES
60 /*
61   PetscDLLibraryRegister - this function is called when the dynamic library it
62   is in is opened.
63 
64   This registers all of the Tao methods that are in the libtao
65   library.
66 
67   Input Parameter:
68 . path - library path
69 */
70 
71 PETSC_EXTERN PetscErrorCode PetscDLLibraryRegister_tao(void)
72 {
73     PetscErrorCode ierr;
74 
75     PetscFunctionBegin;
76     ierr = TaoInitializePackage();CHKERRQ(ierr);
77     ierr = TaoLineSearchInitializePackage();CHKERRQ(ierr);
78     PetscFunctionReturn(0);
79 }
80 
81 #endif /* PETSC_USE_DYNAMIC_LIBRARIES */
82