Date: 2024-10-28T09:13:38+00:00

Actual source code: dlregislme.c
slepc-3.22.1 2024-10-28
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      1: /*
      2:    - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
      3:    SLEPc - Scalable Library for Eigenvalue Problem Computations
      4:    Copyright (c) 2002-, Universitat Politecnica de Valencia, Spain

      6:    This file is part of SLEPc.
      7:    SLEPc is distributed under a 2-clause BSD license (see LICENSE).
      8:    - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
      9: */

     11: #include <slepc/private/lmeimpl.h>

     13: static PetscBool LMEPackageInitialized = PETSC_FALSE;

     15: const char *LMEProblemTypes[] = {"LYAPUNOV","SYLVESTER","GEN_LYAPUNOV","GEN_SYLVESTER","DT_LYAPUNOV","STEIN","LMEProblemType","LME_",NULL};
     16: const char *const LMEConvergedReasons_Shifted[] = {"DIVERGED_BREAKDOWN","DIVERGED_ITS","CONVERGED_ITERATING","CONVERGED_TOL","LMEConvergedReason","LME_",NULL};
     17: const char *const*LMEConvergedReasons = LMEConvergedReasons_Shifted + 2;

     19: /*@C
     20:   LMEFinalizePackage - This function destroys everything in the SLEPc interface
     21:   to the LME package. It is called from SlepcFinalize().

     23:   Level: developer

     25: .seealso: SlepcFinalize()
     26: @*/
     27: PetscErrorCode LMEFinalizePackage(void)
     28: {
     29:   PetscFunctionBegin;
     30:   PetscCall(PetscFunctionListDestroy(&LMEList));
     31:   PetscCall(PetscFunctionListDestroy(&LMEMonitorList));
     32:   PetscCall(PetscFunctionListDestroy(&LMEMonitorCreateList));
     33:   PetscCall(PetscFunctionListDestroy(&LMEMonitorDestroyList));
     34:   LMEPackageInitialized       = PETSC_FALSE;
     35:   LMERegisterAllCalled        = PETSC_FALSE;
     36:   LMEMonitorRegisterAllCalled = PETSC_FALSE;
     37:   PetscFunctionReturn(PETSC_SUCCESS);
     38: }

     40: /*@C
     41:   LMEInitializePackage - This function initializes everything in the LME package.
     42:   It is called from PetscDLLibraryRegister() when using dynamic libraries, and
     43:   on the first call to LMECreate() when using static libraries.

     45:   Level: developer

     47: .seealso: SlepcInitialize()
     48: @*/
     49: PetscErrorCode LMEInitializePackage(void)
     50: {
     51:   char           logList[256];
     52:   PetscBool      opt,pkg;
     53:   PetscClassId   classids[1];

     55:   PetscFunctionBegin;
     56:   if (LMEPackageInitialized) PetscFunctionReturn(PETSC_SUCCESS);
     57:   LMEPackageInitialized = PETSC_TRUE;
     58:   /* Register Classes */
     59:   PetscCall(PetscClassIdRegister("Lin. Matrix Equation",&LME_CLASSID));
     60:   /* Register Constructors */
     61:   PetscCall(LMERegisterAll());
     62:   /* Register Monitors */
     63:   PetscCall(LMEMonitorRegisterAll());
     64:   /* Register Events */
     65:   PetscCall(PetscLogEventRegister("LMESetUp",LME_CLASSID,&LME_SetUp));
     66:   PetscCall(PetscLogEventRegister("LMESolve",LME_CLASSID,&LME_Solve));
     67:   PetscCall(PetscLogEventRegister("LMEComputeError",LME_CLASSID,&LME_ComputeError));
     68:   /* Process Info */
     69:   classids[0] = LME_CLASSID;
     70:   PetscCall(PetscInfoProcessClass("lme",1,&classids[0]));
     71:   /* Process summary exclusions */
     72:   PetscCall(PetscOptionsGetString(NULL,NULL,"-log_exclude",logList,sizeof(logList),&opt));
     73:   if (opt) {
     74:     PetscCall(PetscStrInList("lme",logList,',',&pkg));
     75:     if (pkg) PetscCall(PetscLogEventDeactivateClass(LME_CLASSID));
     76:   }
     77:   /* Register package finalizer */
     78:   PetscCall(PetscRegisterFinalize(LMEFinalizePackage));
     79:   PetscFunctionReturn(PETSC_SUCCESS);
     80: }

     82: #if defined(PETSC_HAVE_DYNAMIC_LIBRARIES)
     83: /*
     84:   PetscDLLibraryRegister - This function is called when the dynamic library
     85:   it is in is opened.

     87:   This one registers all the LME methods that are in the basic SLEPc libslepclme
     88:   library.
     89:  */
     90: SLEPC_EXTERN PetscErrorCode PetscDLLibraryRegister_slepclme(void)
     91: {
     92:   PetscFunctionBegin;
     93:   PetscCall(LMEInitializePackage());
     94:   PetscFunctionReturn(PETSC_SUCCESS);
     95: }
     96: #endif /* PETSC_HAVE_DYNAMIC_LIBRARIES */