xref: /petsc/src/snes/interface/dlregissnes.c (revision bebe2cf65d55febe21a5af8db2bd2e168caaa2e7)
1 
2 #include <petsc/private/snesimpl.h>
3 #include <petsc/private/linesearchimpl.h>
4 
5 static PetscBool SNESPackageInitialized = PETSC_FALSE;
6 
7 #undef __FUNCT__
8 #define __FUNCT__ "SNESFinalizePackage"
9 /*@C
10   SNESFinalizePackage - This function destroys everything in the Petsc interface to the SNES package. It is
11   called from PetscFinalize().
12 
13   Level: developer
14 
15 .keywords: Petsc, destroy, package, mathematica
16 .seealso: PetscFinalize()
17 @*/
18 PetscErrorCode  SNESFinalizePackage(void)
19 {
20   PetscErrorCode ierr;
21 
22   PetscFunctionBegin;
23   ierr = PetscFunctionListDestroy(&SNESList);CHKERRQ(ierr);
24   ierr = PetscFunctionListDestroy(&SNESLineSearchList);CHKERRQ(ierr);
25   SNESPackageInitialized = PETSC_FALSE;
26   SNESRegisterAllCalled  = PETSC_FALSE;
27   SNESLineSearchRegisterAllCalled = PETSC_FALSE;
28   PetscFunctionReturn(0);
29 }
30 
31 #undef __FUNCT__
32 #define __FUNCT__ "SNESInitializePackage"
33 /*@C
34   SNESInitializePackage - This function initializes everything in the SNES package. It is called
35   from PetscDLLibraryRegister() when using dynamic libraries, and on the first call to SNESCreate()
36   when using static libraries.
37 
38   Level: developer
39 
40 .keywords: SNES, initialize, package
41 .seealso: PetscInitialize()
42 @*/
43 PetscErrorCode  SNESInitializePackage(void)
44 {
45   char           logList[256];
46   char           *className;
47   PetscBool      opt;
48   PetscErrorCode ierr;
49 
50   PetscFunctionBegin;
51   if (SNESPackageInitialized) PetscFunctionReturn(0);
52   SNESPackageInitialized = PETSC_TRUE;
53   /* Initialize subpackages */
54   ierr = SNESMSInitializePackage();CHKERRQ(ierr);
55   /* Register Classes */
56   ierr = PetscClassIdRegister("SNES",&SNES_CLASSID);CHKERRQ(ierr);
57   ierr = PetscClassIdRegister("SNESLineSearch",&SNESLINESEARCH_CLASSID);CHKERRQ(ierr);
58   ierr = PetscClassIdRegister("DMSNES",&DMSNES_CLASSID);CHKERRQ(ierr);
59   /* Register Constructors */
60   ierr = SNESRegisterAll();CHKERRQ(ierr);
61   ierr = SNESLineSearchRegisterAll();CHKERRQ(ierr);
62   /* Register Events */
63   ierr = PetscLogEventRegister("SNESSolve",            SNES_CLASSID,&SNES_Solve);CHKERRQ(ierr);
64   ierr = PetscLogEventRegister("SNESFunctionEval",     SNES_CLASSID,&SNES_FunctionEval);CHKERRQ(ierr);
65   ierr = PetscLogEventRegister("SNESNGSEval",          SNES_CLASSID,&SNES_NGSEval);CHKERRQ(ierr);
66   ierr = PetscLogEventRegister("SNESNGSFuncEval",      SNES_CLASSID,&SNES_NGSFuncEval);CHKERRQ(ierr);
67   ierr = PetscLogEventRegister("SNESJacobianEval",     SNES_CLASSID,&SNES_JacobianEval);CHKERRQ(ierr);
68   ierr = PetscLogEventRegister("SNESLineSearch",       SNESLINESEARCH_CLASSID,&SNESLineSearch_Apply);CHKERRQ(ierr);
69   ierr = PetscLogEventRegister("SNESNPCSolve",         SNES_CLASSID,&SNES_NPCSolve);CHKERRQ(ierr);
70   /* Process info exclusions */
71   ierr = PetscOptionsGetString(NULL, "-info_exclude", logList, 256, &opt);CHKERRQ(ierr);
72   if (opt) {
73     ierr = PetscStrstr(logList, "snes", &className);CHKERRQ(ierr);
74     if (className) {
75       ierr = PetscInfoDeactivateClass(SNES_CLASSID);CHKERRQ(ierr);
76     }
77   }
78   /* Process summary exclusions */
79   ierr = PetscOptionsGetString(NULL, "-log_summary_exclude", logList, 256, &opt);CHKERRQ(ierr);
80   if (opt) {
81     ierr = PetscStrstr(logList, "snes", &className);CHKERRQ(ierr);
82     if (className) {
83       ierr = PetscLogEventDeactivateClass(SNES_CLASSID);CHKERRQ(ierr);
84     }
85   }
86   ierr = PetscRegisterFinalize(SNESFinalizePackage);CHKERRQ(ierr);
87   PetscFunctionReturn(0);
88 }
89 
90 #if defined(PETSC_HAVE_DYNAMIC_LIBRARIES)
91 #undef __FUNCT__
92 #define __FUNCT__ "PetscDLLibraryRegister_petscsnes"
93 /*
94   PetscDLLibraryRegister - This function is called when the dynamic library it is in is opened.
95 
96   This registers all of the SNES methods that are in the basic PETSc libpetscsnes library.
97 
98  */
99 PETSC_EXTERN PetscErrorCode PetscDLLibraryRegister_petscsnes(void)
100 {
101   PetscErrorCode ierr;
102 
103   PetscFunctionBegin;
104   ierr = SNESInitializePackage();CHKERRQ(ierr);
105   PetscFunctionReturn(0);
106 }
107 
108 #endif /* PETSC_HAVE_DYNAMIC_LIBRARIES */
109