Merge branch 'master' into 'master'

Add --download-hpddm

See merge request petsc/petsc!1994

--download-hpddm for PCHPDDM and KSPHPDDM

Plex: Added more to DMPlexCheckCellShape()
- Takes an additiona argument
- Now output cells over a certain condition number

Merge branch 'haplav/feature-check-boundary-connected-prereq-leftovers' into 'master'

Minor improvements to DMPlex.

See merge request petsc/petsc!2062

Merge branch 'maint'

MSMPI-32: compile fixes

Reported-by: Mohammad Asghar <mohammad.asghar@lusas.com>

DMDestroyLabelLinkList: Rename to DMDestroyLabelLinkList_Internal.

* employ it in DMDestroy() to eliminate redundant code
* make it PETSC_INTERN

Update public API, and internal naming conventions for DM to eliminate use of "default" (previously refered to default sections)

Commit-type: style-fix, documentation

DMGetSection: replace all internal usage with DMGetLocalSection

Same for DMSetSection -> DMSetLocalSection. We retain the interface
for DMGetSection/DMSetSection without deprecation warnings (for n

DMGetSection: replace all internal usage with DMGetLocalSection

Same for DMSetSection -> DMSetLocalSection. We retain the interface
for DMGetSection/DMSetSection without deprecation warnings (for now).

Suggested-by: Barry Smith <bsmith@mcs.anl.gov>

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DMGetDefaultSection et al: add PETSC_DEPRECATED_FUNCTION

These functions were deprecated in v3.9, but no
PETSC_DEPRECATED_FUNCTION was added at that time so many uses crept
back into the source code

DMGetDefaultSection et al: add PETSC_DEPRECATED_FUNCTION

These functions were deprecated in v3.9, but no
PETSC_DEPRECATED_FUNCTION was added at that time so many uses crept
back into the source code. Here we mark it deprecated and fix all
existing uses in PETSc.

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Merge branch 'barry/feature-boundedint'

Merged in dalcinl/dm-api (pull request #1850)

DM interface

Approved-by: BarryFSmith <bsmith@mcs.anl.gov>

Merge branch 'maint'

DM: Simplify implementation of DMHasCreateInjection()

* Add log event for DMCreateInjection()
* Get rid of DMHasCreateInjection_Default()
* Rename dm->ops->getinjection to dm->ops->createinjection
*

DM: Simplify implementation of DMHasCreateInjection()

* Add log event for DMCreateInjection()
* Get rid of DMHasCreateInjection_Default()
* Rename dm->ops->getinjection to dm->ops->createinjection
* Improve error checking here and there

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Remove use of _ and __ in front of PETSc include guards. Reason: C99 Reserved Identifiers

Commit-type: portability-fix

Fixed some PetscOptionsInt out of range tests

Commit-type: bug-fix
Reported-by: nightly tests

Added PetscOptionsBoundInt(), error if value below bound, and PetscOptionsRangeInt(), error if out of range

Replaced a small amount of the usage in the source code. Easy, slightly boring process to

Added PetscOptionsBoundInt(), error if value below bound, and PetscOptionsRangeInt(), error if out of range

Replaced a small amount of the usage in the source code. Easy, slightly boring process to replace the rest

Commit-type: error checking

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revert change that breaks examples

arch-freebsd-cxx-cmplx-pkgs-dbg

not ok dm_impls_forest_tests-ex2_p4est_2d_deg3_steps3_L2_periodic
# [0]PETSC ERROR: #1 DMPforestGetTransferSF_Point() line 2536 in

revert change that breaks examples

arch-freebsd-cxx-cmplx-pkgs-dbg

not ok dm_impls_forest_tests-ex2_p4est_2d_deg3_steps3_L2_periodic
# [0]PETSC ERROR: #1 DMPforestGetTransferSF_Point() line 2536 in /usr/home/balay/petsc.next/src/dm/impls/forest/p4est/pforest.c

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Add PetscArraycmp(), PetscArraycpy(), PetscArrayzero(), PetscArraymove(), update code to use new forms

Replace a couple multi-mallocs with a single malloc
Replace backwards loops in MatSetValues_*()

Add PetscArraycmp(), PetscArraycpy(), PetscArrayzero(), PetscArraymove(), update code to use new forms

Replace a couple multi-mallocs with a single malloc
Replace backwards loops in MatSetValues_*() with PetscArraymove()

Commit-type: style-fix, feature

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