Fix Typos

Make PetscErrorCode a non-discardable enum

Modernize and clean up petscsys.h

- Deprecate PETSC_NULL.
- Switch from preprocessor defines to anonymous enums for constant expressions.
- Surround macro arguments in ().
- Remove redundant casts.

Modernize and clean up petscsys.h

- Deprecate PETSC_NULL.
- Switch from preprocessor defines to anonymous enums for constant expressions.
- Surround macro arguments in ().
- Remove redundant casts.
- Clean up overly complex preprocessor defines in various PetscMem*() functions.

show more ...

Merge branch 'barry/2022-12-27/rm-vecgetarray-fortran-examples' into 'main'

Replace use of VecGetArray() and friends from Fortran examples and docs

See merge request petsc/petsc!5950

Update examples to use VecGetArrayF90() and similar routines instead of VecGetArray() and similar routines

Commit-type: housekeeping
/spend 2h

Merge remote-tracking branch 'origin/release'

Fix some typos

Merge remote-tracking branch 'origin/release'

Allow possible spaces between the semicolon and CHKERR... in chkerrconvert.py

Tweak tests

Remove unneeded " on xxx" from most Collective comments in manual pages

The phrase was unneeded 99% of the time

I did not remove in the dm directory since another MR is still active that affects th

Remove unneeded " on xxx" from most Collective comments in manual pages

The phrase was unneeded 99% of the time

I did not remove in the dm directory since another MR is still active that affects that directory

Commit-type: documentation
/spend 20m

show more ...