Date: 2025-03-28T21:11:10+00:00

Actual source code: dlregispetsc.c

      1: #include <petscdraw.h>
      2: #include <petscviewer.h>
      3: #include <petsc/private/viewerimpl.h>

      5: static PetscBool PetscSysPackageInitialized = PETSC_FALSE;

      7: /*@C
      8:   PetscSysFinalizePackage - This function destroys everything in the system library portion of PETSc.
      9:   It is called from `PetscFinalize()`.

     11:   Level: developer

     13: .seealso: `PetscSysInitializePackage()`, `PetscFinalize()`
     14: @*/
     15: PetscErrorCode PetscSysFinalizePackage(void)
     16: {
     17:   PetscFunctionBegin;
     18:   if (Petsc_Seq_keyval != MPI_KEYVAL_INVALID) PetscCallMPI(MPI_Comm_free_keyval(&Petsc_Seq_keyval));
     19:   PetscSysPackageInitialized = PETSC_FALSE;
     20:   PetscFunctionReturn(PETSC_SUCCESS);
     21: }

     23: /*@C
     24:   PetscSysInitializePackage - This function initializes everything in the system library portion of PETSc. It is called
     25:   from `PetscDLLibraryRegister_petsc()` when using dynamic libraries, and in the call to `PetscInitialize()`
     26:   when using shared or static libraries.

     28:   Level: developer

     30:   Note:
     31:   This function never needs to be called by PETSc users.

     33: .seealso: `PetscSysFinalizePackage()`, `PetscInitialize()`
     34: @*/
     35: PetscErrorCode PetscSysInitializePackage(void)
     36: {
     37:   char      logList[256];
     38:   PetscBool opt, pkg;

     40:   PetscFunctionBegin;
     41:   if (PetscSysPackageInitialized) PetscFunctionReturn(PETSC_SUCCESS);
     42:   PetscSysPackageInitialized = PETSC_TRUE;
     43:   /* Register Classes */
     44:   PetscCall(PetscClassIdRegister("Object", &PETSC_OBJECT_CLASSID));
     45:   PetscCall(PetscClassIdRegister("Container", &PETSC_CONTAINER_CLASSID));

     47:   /* Register Events */
     48:   PetscCall(PetscLogEventRegister("PetscBarrier", PETSC_SMALLEST_CLASSID, &PETSC_Barrier));
     49:   PetscCall(PetscLogEventRegister("BuildTwoSided", PETSC_SMALLEST_CLASSID, &PETSC_BuildTwoSided));
     50:   PetscCall(PetscLogEventRegister("BuildTwoSidedF", PETSC_SMALLEST_CLASSID, &PETSC_BuildTwoSidedF));
     51:   /* Process Info */
     52:   {
     53:     PetscClassId classids[1];

     55:     classids[0] = PETSC_SMALLEST_CLASSID;
     56:     PetscCall(PetscInfoProcessClass("sys", 1, classids));
     57:   }
     58:   /* Process summary exclusions */
     59:   PetscCall(PetscOptionsGetString(NULL, NULL, "-log_exclude", logList, sizeof(logList), &opt));
     60:   if (opt) {
     61:     PetscCall(PetscStrInList("null", logList, ',', &pkg));
     62:     if (pkg) PetscCall(PetscLogEventExcludeClass(PETSC_SMALLEST_CLASSID));
     63:   }
     64:   PetscCall(PetscRegisterFinalize(PetscSysFinalizePackage));
     65:   PetscFunctionReturn(PETSC_SUCCESS);
     66: }

     68: #if defined(PETSC_HAVE_DYNAMIC_LIBRARIES)

     70:   #if defined(PETSC_USE_SINGLE_LIBRARY)
     71: PETSC_EXTERN PetscErrorCode PetscDLLibraryRegister_petscvec(void);
     72: PETSC_EXTERN PetscErrorCode PetscDLLibraryRegister_petscmat(void);
     73: PETSC_EXTERN PetscErrorCode PetscDLLibraryRegister_petscdm(void);
     74: PETSC_EXTERN PetscErrorCode PetscDLLibraryRegister_petscksp(void);
     75: PETSC_EXTERN PetscErrorCode PetscDLLibraryRegister_petscsnes(void);
     76: PETSC_EXTERN PetscErrorCode PetscDLLibraryRegister_petscts(void);
     77:   #endif

     79:   /*
     80:   PetscDLLibraryRegister - This function is called when the dynamic library it is in is opened.

     82:   This one registers all the system level objects.

     84:  */
     85:   #if defined(PETSC_USE_SINGLE_LIBRARY)
     86: PETSC_EXTERN PetscErrorCode PetscDLLibraryRegister_petsc(void)
     87:   #else
     88: PETSC_EXTERN PetscErrorCode PetscDLLibraryRegister_petscsys(void)
     89:   #endif
     90: {
     91:   PetscFunctionBegin;
     92:   /*
     93:       If we got here then PETSc was properly loaded
     94:   */
     95:   PetscCall(PetscSysInitializePackage());
     96:   PetscCall(PetscDrawInitializePackage());
     97:   PetscCall(PetscViewerInitializePackage());
     98:   PetscCall(PetscRandomInitializePackage());

    100:   #if defined(PETSC_USE_SINGLE_LIBRARY)
    101:   PetscCall(PetscDLLibraryRegister_petscvec());
    102:   PetscCall(PetscDLLibraryRegister_petscmat());
    103:   PetscCall(PetscDLLibraryRegister_petscdm());
    104:   PetscCall(PetscDLLibraryRegister_petscksp());
    105:   PetscCall(PetscDLLibraryRegister_petscsnes());
    106:   PetscCall(PetscDLLibraryRegister_petscts());
    107:   #endif
    108:   PetscFunctionReturn(PETSC_SUCCESS);
    109: }
    110: #endif /* PETSC_HAVE_DYNAMIC_LIBRARIES */