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