#define TAO_DLL

#include <petsc/private/taoimpl.h>

static PetscBool TaoPackageInitialized = PETSC_FALSE;

/*@C
  TaoFinalizePackage - This function destroys everything in the PETSc/TAO
  interface to the Tao package. It is called from PetscFinalize().

  Level: developer
@*/
PetscErrorCode TaoFinalizePackage(void)
{
  PetscErrorCode ierr;

  PetscFunctionBegin;
  ierr = PetscFunctionListDestroy(&TaoList);CHKERRQ(ierr);
  TaoPackageInitialized = PETSC_FALSE;
  PetscFunctionReturn(0);
}

const char *const TaoADMMRegularizerTypes[] = {"REGULARIZER_USER","REGULARIZER_SOFT_THRESH","TaoADMMRegularizerType","TAO_ADMM_",NULL};
const char *const TaoADMMUpdateTypes[]      = {"UPDATE_BASIC","UPDATE_ADAPTIVE","UPDATE_ADAPTIVE_RELAXED","TaoADMMUpdateType","TAO_ADMM_",NULL};
const char *const TaoALMMTypes[]            = {"CLASSIC","PHR","TaoALMMType","TAO_ALMM_",NULL};
/*@C
  TaoInitializePackage - This function sets up PETSc to use the Tao
  package.  When using static or shared libraries, this function is called from the
  first entry to TaoCreate(); when using shared or static libraries, it is called
  from PetscDLLibraryRegister_tao()

  Level: developer

.seealso: TaoCreate()
@*/
PetscErrorCode TaoInitializePackage(void)
{
  char           logList[256];
  PetscBool      opt,pkg;
  PetscErrorCode ierr;

  PetscFunctionBegin;

  if (TaoPackageInitialized) PetscFunctionReturn(0);
  TaoPackageInitialized = PETSC_TRUE;
  /* Register Classes */
  ierr = PetscClassIdRegister("Tao",&TAO_CLASSID);CHKERRQ(ierr);
  /* Register Constructors */
  ierr = TaoRegisterAll();CHKERRQ(ierr);
  /* Register Events */
  ierr = PetscLogEventRegister("TaoSolve",         TAO_CLASSID,&TAO_Solve);CHKERRQ(ierr);
  ierr = PetscLogEventRegister("TaoObjectiveEval", TAO_CLASSID,&TAO_ObjectiveEval);CHKERRQ(ierr);
  ierr = PetscLogEventRegister("TaoGradientEval",  TAO_CLASSID,&TAO_GradientEval);CHKERRQ(ierr);
  ierr = PetscLogEventRegister("TaoObjGradEval",   TAO_CLASSID,&TAO_ObjGradEval);CHKERRQ(ierr);
  ierr = PetscLogEventRegister("TaoHessianEval",   TAO_CLASSID,&TAO_HessianEval);CHKERRQ(ierr);
  ierr = PetscLogEventRegister("TaoConstrEval",    TAO_CLASSID,&TAO_ConstraintsEval);CHKERRQ(ierr);
  ierr = PetscLogEventRegister("TaoJacobianEval",  TAO_CLASSID,&TAO_JacobianEval);CHKERRQ(ierr);
  /* Process Info */
  {
    PetscClassId  classids[1];

    classids[0] = TAO_CLASSID;
    ierr = PetscInfoProcessClass("tao", 1, classids);CHKERRQ(ierr);
  }
  /* Process summary exclusions */
  ierr = PetscOptionsGetString(NULL,NULL,"-log_exclude",logList,sizeof(logList),&opt);CHKERRQ(ierr);
  if (opt) {
    ierr = PetscStrInList("tao",logList,',',&pkg);CHKERRQ(ierr);
    if (pkg) {ierr = PetscLogEventExcludeClass(TAO_CLASSID);CHKERRQ(ierr);}
  }
  /* Register package finalizer */
  ierr = PetscRegisterFinalize(TaoFinalizePackage);CHKERRQ(ierr);
  PetscFunctionReturn(0);
}

#ifdef PETSC_HAVE_DYNAMIC_LIBRARIES
/*
  PetscDLLibraryRegister - this function is called when the dynamic library it
  is in is opened.

  This registers all of the Tao methods that are in the libtao
  library.

  Input Parameter:
. path - library path
*/

PETSC_EXTERN PetscErrorCode PetscDLLibraryRegister_petsctao(void)
{
    PetscErrorCode ierr;

    PetscFunctionBegin;
    ierr = TaoInitializePackage();CHKERRQ(ierr);
    ierr = TaoLineSearchInitializePackage();CHKERRQ(ierr);
    PetscFunctionReturn(0);
}

#endif /* PETSC_HAVE_DYNAMIC_LIBRARIES */