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 PetscFunctionBegin; 21 SNESPackageInitialized = PETSC_FALSE; 22 SNESRegisterAllCalled = PETSC_FALSE; 23 SNESList = PETSC_NULL; 24 SNESLineSearchList = PETSC_NULL; 25 PetscFunctionReturn(0); 26 } 27 28 #undef __FUNCT__ 29 #define __FUNCT__ "SNESInitializePackage" 30 /*@C 31 SNESInitializePackage - This function initializes everything in the SNES package. It is called 32 from PetscDLLibraryRegister() when using dynamic libraries, and on the first call to SNESCreate() 33 when using static libraries. 34 35 Input Parameter: 36 path - The dynamic library path, or PETSC_NULL 37 38 Level: developer 39 40 .keywords: SNES, initialize, package 41 .seealso: PetscInitialize() 42 @*/ 43 PetscErrorCode SNESInitializePackage(const char path[]) 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(path);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(path);CHKERRQ(ierr); 61 ierr = SNESLineSearchRegisterAll(path);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("SNESGSEval", SNES_CLASSID,&SNES_GSEval);CHKERRQ(ierr); 66 ierr = PetscLogEventRegister("SNESJacobianEval", SNES_CLASSID,&SNES_JacobianEval);CHKERRQ(ierr); 67 ierr = PetscLogEventRegister("SNESLineSearch", SNESLINESEARCH_CLASSID,&SNESLineSearch_Apply);CHKERRQ(ierr); 68 /* Process info exclusions */ 69 ierr = PetscOptionsGetString(PETSC_NULL, "-info_exclude", logList, 256, &opt);CHKERRQ(ierr); 70 if (opt) { 71 ierr = PetscStrstr(logList, "snes", &className);CHKERRQ(ierr); 72 if (className) { 73 ierr = PetscInfoDeactivateClass(SNES_CLASSID);CHKERRQ(ierr); 74 } 75 } 76 /* Process summary exclusions */ 77 ierr = PetscOptionsGetString(PETSC_NULL, "-log_summary_exclude", logList, 256, &opt);CHKERRQ(ierr); 78 if (opt) { 79 ierr = PetscStrstr(logList, "snes", &className);CHKERRQ(ierr); 80 if (className) { 81 ierr = PetscLogEventDeactivateClass(SNES_CLASSID);CHKERRQ(ierr); 82 } 83 } 84 ierr = PetscRegisterFinalize(SNESFinalizePackage);CHKERRQ(ierr); 85 PetscFunctionReturn(0); 86 } 87 88 #ifdef PETSC_USE_DYNAMIC_LIBRARIES 89 EXTERN_C_BEGIN 90 #undef __FUNCT__ 91 #define __FUNCT__ "PetscDLLibraryRegister_petscsnes" 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 Input Parameter: 98 path - library path 99 100 */ 101 PetscErrorCode PetscDLLibraryRegister_petscsnes(const char path[]) 102 { 103 PetscErrorCode ierr; 104 105 PetscFunctionBegin; 106 ierr = SNESInitializePackage(path);CHKERRQ(ierr); 107 PetscFunctionReturn(0); 108 } 109 EXTERN_C_END 110 111 #endif /* PETSC_USE_DYNAMIC_LIBRARIES */ 112