Add #define PetscObjectNullify(o) o%v = PETSC_FORTRAN_TYPE_INITIALIZE to allow Fortran users to reset a variable to behave as if it had just been declared and not yet been assigned a PETSc object.

R

Add #define PetscObjectNullify(o) o%v = PETSC_FORTRAN_TYPE_INITIALIZE to allow Fortran users to reset a variable to behave as if it had just been declared and not yet been assigned a PETSc object.

Reported-by: Glenn Hammond

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Merge branch 'barry/2025-05-27/docs-build-in-petsc-arch' into 'main'

Build the docs files in $PETSC_ARCH when

See merge request petsc/petsc!8444

Build the docs files in $PETSC_ARCH when

PETSC_ARCH is set and make docs is used

Otherwise the docs continue to be built in the doc directory.

Does not apply to petsc4py docs

Clean up the use of typedef function prototypes for KSP

Merge remote-tracking branch 'origin/release'

Merge branch 'barry/2025-05-15/fix-func-typedef-names' into 'main'

All typedef for functions are of the form (XXXXFn)(...) not (*XXXXyyyy)(....)

See merge request petsc/petsc!8408

Fix PetscProbFunc

All typedef for functions are of the form (XXXXFn)(...) not (*XXXXyyyy)(....)

Remove use of preconditioning or preconditioner matrix when it should be phrased as matrix used to construct preconditioner

Merge branch 'barry/2025-05-15/add-typedef-fn' into 'main'

Add some typedef XXXFn that currently use the prototype directly in code for some matrix objects

See merge request petsc/petsc!8409

Add `MatFDColoringFn` typedef

Add typedef for MatMFFD funtion prototypes

Add some typedef XXXFn that currently use the prototype

Add MatNullSpaceRemoveFn

Add support for --download-dolphinx and its needed packages

Also add saving of pythonpath and PYTHONPATH in pkgconfig and petscvariables for users to access

Merge remote-tracking branch 'origin/release'

add missing C function TSGetIJacobianP()

Plex: Now allow variable bounds along boundaries
- Add DM_BC_LOWER_BOUND and DM_BC_LOWER_BOUND
- Add DMHasBound()
- Add DMPlexInsertBounds() and implementation DMPlexInsertBounds_Plex()

Plex: Make integration functions public
- Rename
DMPlexComputeResidual_Internal() --> DMPlexComputeResidualForKey()
DMPlexComputeJacobian_Internal() --> DMPlexComputeJacobianByKey()
DMPlexCompu

Plex: Make integration functions public
- Rename
DMPlexComputeResidual_Internal() --> DMPlexComputeResidualForKey()
DMPlexComputeJacobian_Internal() --> DMPlexComputeJacobianByKey()
DMPlexComputeJacobian_Action_Internal() --> DMPlexComputeJacobianActionByKey()
DMPlexComputeResidual_Hybrid_Internal() --> DMPlexComputeResidualHybridByKey()
DMPlexComputeJacobian_Hybrid_Internal() --> DMPlexComputeJacobianHybridByKey()

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Merge branch 'barry/2025-04-16/docs-converged-normal-equations/release' into 'main'

Improve the clarity of KSP converging for the normal equations.

See merge request petsc/petsc!8327

Improve the clarity of KSP converging for the normal equations.

Reported-by: Mark Adams

Merge branch 'jolivet/cleanup-symbols' into 'main'

Do not expose unneeded symbols

See merge request petsc/petsc!8335

Merge branch 'knepley/feature-plex-transform-cohesive' into 'main'

Plex: Fix cohesive cell integration

See merge request petsc/petsc!8175

Merge branch 'knepley/fix-plex-hdf5-compress' into 'main'

Plex+HDF5: Fix compression handling in HDF5 output

See merge request petsc/petsc!8317

Deprecate PetscSSEIsEnabled()

Plex: Fix hybrid integration
- Add DMFieldCreateDefaultFaceQuadrature() and PetscFEExpandFaceQuadrature()
- Add neighbor geometry to PetscFEIntegrateHybridResidual_Basic(), PetscFEIntegrateHybridJaco

Plex: Fix hybrid integration
- Add DMFieldCreateDefaultFaceQuadrature() and PetscFEExpandFaceQuadrature()
- Add neighbor geometry to PetscFEIntegrateHybridResidual_Basic(), PetscFEIntegrateHybridJacobian_Basic() and PetscFEEvaluateFieldJets_Hybrid_Internal()
- Add cell geometry to PetscFEIntegrateHybridResidual() and PetscFEIntegrateHybridJacobian()

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