1 #define PETSCSNES_DLL 2 3 #include "private/snesimpl.h" 4 5 static PetscTruth SNESPackageInitialized = PETSC_FALSE; 6 #undef __FUNCT__ 7 #define __FUNCT__ "SNESFinalizePackage" 8 /*@C 9 SNESFinalizePackage - This function destroys everything in the Petsc interface to the charactoristics package. It is 10 called from PetscFinalize(). 11 12 Level: developer 13 14 .keywords: Petsc, destroy, package, mathematica 15 .seealso: PetscFinalize() 16 @*/ 17 PetscErrorCode PETSC_DLLEXPORT SNESFinalizePackage(void) 18 { 19 PetscFunctionBegin; 20 SNESPackageInitialized = PETSC_FALSE; 21 SNESRegisterAllCalled = PETSC_FALSE; 22 SNESList = PETSC_NULL; 23 PetscFunctionReturn(0); 24 } 25 26 #undef __FUNCT__ 27 #define __FUNCT__ "SNESInitializePackage" 28 /*@C 29 SNESInitializePackage - This function initializes everything in the SNES package. It is called 30 from PetscDLLibraryRegister() when using dynamic libraries, and on the first call to SNESCreate() 31 when using static libraries. 32 33 Input Parameter: 34 path - The dynamic library path, or PETSC_NULL 35 36 Level: developer 37 38 .keywords: SNES, initialize, package 39 .seealso: PetscInitialize() 40 @*/ 41 PetscErrorCode PETSCSNES_DLLEXPORT SNESInitializePackage(const char path[]) 42 { 43 char logList[256]; 44 char *className; 45 PetscTruth opt; 46 PetscErrorCode ierr; 47 48 PetscFunctionBegin; 49 if (SNESPackageInitialized) PetscFunctionReturn(0); 50 SNESPackageInitialized = PETSC_TRUE; 51 /* Register Classes */ 52 ierr = PetscClassIdRegister("SNES",&SNES_CLASSID);CHKERRQ(ierr); 53 /* Register Constructors */ 54 ierr = SNESRegisterAll(path);CHKERRQ(ierr); 55 /* Register Events */ 56 ierr = PetscLogEventRegister("SNESSolve", SNES_CLASSID,&SNES_Solve);CHKERRQ(ierr); 57 ierr = PetscLogEventRegister("SNESLineSearch", SNES_CLASSID,&SNES_LineSearch);CHKERRQ(ierr); 58 ierr = PetscLogEventRegister("SNESFunctionEval", SNES_CLASSID,&SNES_FunctionEval);CHKERRQ(ierr); 59 ierr = PetscLogEventRegister("SNESJacobianEval", SNES_CLASSID,&SNES_JacobianEval);CHKERRQ(ierr); 60 /* Process info exclusions */ 61 ierr = PetscOptionsGetString(PETSC_NULL, "-info_exclude", logList, 256, &opt);CHKERRQ(ierr); 62 if (opt) { 63 ierr = PetscStrstr(logList, "snes", &className);CHKERRQ(ierr); 64 if (className) { 65 ierr = PetscInfoDeactivateClass(SNES_CLASSID);CHKERRQ(ierr); 66 } 67 } 68 /* Process summary exclusions */ 69 ierr = PetscOptionsGetString(PETSC_NULL, "-log_summary_exclude", logList, 256, &opt);CHKERRQ(ierr); 70 if (opt) { 71 ierr = PetscStrstr(logList, "snes", &className);CHKERRQ(ierr); 72 if (className) { 73 ierr = PetscLogEventDeactivateClass(SNES_CLASSID);CHKERRQ(ierr); 74 } 75 } 76 ierr = PetscRegisterFinalize(SNESFinalizePackage);CHKERRQ(ierr); 77 PetscFunctionReturn(0); 78 } 79 80 #ifdef PETSC_USE_DYNAMIC_LIBRARIES 81 EXTERN_C_BEGIN 82 #undef __FUNCT__ 83 #define __FUNCT__ "PetscDLLibraryRegister_petscsnes" 84 /* 85 PetscDLLibraryRegister - This function is called when the dynamic library it is in is opened. 86 87 This registers all of the SNES methods that are in the basic PETSc libpetscsnes library. 88 89 Input Parameter: 90 path - library path 91 92 */ 93 PetscErrorCode PETSCSNES_DLLEXPORT PetscDLLibraryRegister_petscsnes(const char path[]) 94 { 95 PetscErrorCode ierr; 96 97 ierr = PetscInitializeNoArguments(); if (ierr) return 1; 98 PetscFunctionBegin; 99 /* 100 If we got here then PETSc was properly loaded 101 */ 102 ierr = SNESInitializePackage(path);CHKERRQ(ierr); 103 PetscFunctionReturn(0); 104 } 105 EXTERN_C_END 106 107 #endif /* PETSC_USE_DYNAMIC_LIBRARIES */ 108