Merge branch 'barry/2023-06-16/pcmpi-simplify-options-database-api' into 'main'

Change the options database API for PCMPI to eliminate the -mpi_ options...

See merge request petsc/petsc!6611

Track levels of nesting of KSP, for example KSPBJACOBI has nesting 1 higher than the calling KSP

Merge branch 'stefanozampini/fix-issue-1365' into 'main'

MatGetFactor: support returning NULL

Closes #1365

See merge request petsc/petsc!6377

MatGetFactor: support returning NULL

This is only for those combinations that cannot be checked if not at runtime

Merge branch 'jacobf/2023-01-11/matdensecupm' into 'main'

Feature: MATDENSECUPM

See merge request petsc/petsc!6049

MatDense CUPM

Merge branch 'jacobf/2022-12-10/petscerrorcode-nodiscard' into 'main'

Feature: Non-discardable PetscErrorCode

See merge request petsc/petsc!5923

Make PetscErrorCode a non-discardable enum

Merge branch 'jacobf/2022-10-25/cleanup-dangling-seterrq' into 'main'

Clean up some dangling seterrqs

See merge request petsc/petsc!5769

clean up some dangling seterrqs

Merge branch 'jacobf/2022-09-21/2-bike-2-shed' into 'main'

Feature: Bicycle Storage Facility 2

See merge request petsc/petsc!5661

source code format changes due to .clang-format changes

Merge branch 'jolivet/fix-style-one-liners' into 'main'

Remove braces from one-liners w/o PetscCall()

See merge request petsc/petsc!5561

Remove braces from one-liners w/o PetscCall()

Merge branch 'jolivet/fix-style-one-liners' into 'main'

Remove braces from one-liners

See merge request petsc/petsc!5557

Remove braces from one-liners

Merge branch 'barry/2022-08-21/clang-format-source' into 'main'

format repository with clang-format

See merge request petsc/petsc!5541

clang-format: convert PETSc sources to comply with clang-format

Merge branch 'barry/2022-07-20/fix-using-seterrq' into 'main'

Remove outdated use of if() SETERRQ

See merge request petsc/petsc!5457

Remove outdated use of if() SETERRQ

Commit-type: style
/spend 20m
Reported-by: clang-format

Merge branch 'barry/2022-06-24/linenumbers-petscstack' into 'main'

Fixes/improvements for PETSc stack handling

See merge request petsc/petsc!5368

Cleanup and unify naming of PetscCall routines

Commit-type: housekeeping
/spend 10m

Merge branch 'barry/2022-06-13/make-one-line-if-call' into 'main'

Change if () { PetscCall() } three liner to one liner

See merge request petsc/petsc!5344

Change if () { PetscCall() } three liner and friends to one liners

for i in `git ls-files | grep "\.[ch]$"` ; do sed 's?\$?ZZZ?g' $i | tr '\n' '$' | sed 's?\([ ]*\)if (\([-;,.\*+=a-z0-9A-Z_>]*\)) {\

Change if () { PetscCall() } three liner and friends to one liners

for i in `git ls-files | grep "\.[ch]$"` ; do sed 's?\$?ZZZ?g' $i | tr '\n' '$' | sed 's?\([ ]*\)if (\([-;,.\*+=a-z0-9A-Z_>]*\)) {\$[ ]*PetscCall(\([- ._+=a-z0-9A-Z>*,()]*);\)\$[ ]*}\$?\1if (\2) PetscCall(\3$?g' | tr '$' '\n' | sed 's?ZZZ?$?g' > $i.joe ; mv $i.joe $i ; done

for i in `git ls-files | grep "\.[hc]$"` ; do sed 's?\$?ZZZ?g' $i | tr '\n' '$' | sed 's?\([ }else]*\)if (\([-;,.\*+=a-z0-9A-Z_>]*\)) {\$[ ]*PetscCall(\([- ._+=a-z0-9A-Z>*,()]*);\)\$\([ ]*\)} \([- ._+=a-z0-9A-Z>*,()]*);\)\$?\1if (\2) PetscCall(\3$\4\5$?g' | tr '$' '\n' | sed 's?ZZZ?$?g' > $i.joe ; mv $i.joe $i ; done

Yes, really ugly but Barry still cannot master awk

Commit-type: housekeeping

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Merge branch 'hzhang/external-matfactor-options' into 'main'

Get options in symbolic factorization instead of MatGetFactor() using KSP/PC prefix when inside KSP

See merge request petsc/petsc!5230