Merge branch 'barry/2023-12-22/rm-libbase' into 'main'

LIBBASE is no longer used in make so remove it

See merge request petsc/petsc!7139

LIBBASE is no longer used in make so remove it

Merge branch 'barry/2023-10-25/rename-rules-doc' into 'main'

Rename rules.doc and rules.utils because GitLab treats the former as a MS Word document.

See merge request petsc/petsc!6965

Rename rules.doc and rules.utils because GitLab treats the former as a MS Word document.

Thanks-to: Jed Brown

Merge branch 'barry/2023-03-17/rm-unneeded-test-from-makefiles' into 'main'

simplify/cleanup makefile system

See merge request petsc/petsc!6201

non-test and tutorial makefiles only need rules.doc not the full rules

Commit-type: documentation

Only makefiles in the test and tutorial directories need lib/petsc/conf/test

Commit-type: housekeeping

Merge branch 'barry/2023-03-14/rm-sourceh-from-makefiles' into 'main'

Remove unneeded SOURCE* from makefiles

See merge request petsc/petsc!6186

Remove now unneeded SOURCE* variables from makefiles

Commit-type: configure, housekeeping

Merge branch 'jolivet/follow-up-6107-6113' into 'main'

Remove unneeded (empty) makefile variables

See merge request petsc/petsc!6132

Remove empty preprocessor variables

Merge branch 'barry/2023-02-22/rm-locdir' into 'main'

Remove need for hardwired LOCDIR in all makefiles

See merge request petsc/petsc!6113

Remove unneeded declarations of LOCDIR from all the makefiles

Commit-type:documentation

Merge branch 'balay/misc-fixes' into 'main'

petsc4py: revert python3 requirement - as python2 is needed for docs/tarball generation

See merge request petsc/petsc!5620

makefile: fix typo - petsckdir.mk -> petscdir.mk

Merge branch 'barry/2022-08-09/fix-manualpage-rot' into 'main'

Stop make allmanpages if an error is detected. Otherwise errors are hidden and never fixed.

See merge request petsc/petsc!5510

fix mixture of all caps and not all caps for SUBMANSEC for DMPLEX and friends

Commit-type: bug-fix, documentation
/spend 50m

Merge branch 'barry/2022-05-03/cleanup-makefiles' into 'main'

remove unneeded stuff from makefiles

See merge request petsc/petsc!5211

Add -include */petscdir.mk to makefile that lacked it

for i in `git ls-files | grep makefile | xargs grep -L petscdir.mk`; do
echo $i ;
str=`echo $i |sed -e 's?[-a-zA-Z0-9]*/?../?g' -e 's?makef

Add -include */petscdir.mk to makefile that lacked it

for i in `git ls-files | grep makefile | xargs grep -L petscdir.mk`; do
echo $i ;
str=`echo $i |sed -e 's?[-a-zA-Z0-9]*/?../?g' -e 's?makefile?petsckdir.mk?g'` ;
cp $i tmp
echo "-include $str" > $i
cat tmp >> $i
done

Commit-type: makefile, housekeeping
/spend 15m

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remove garbage from makefiles

Including
* unused FLAGS variables
* All: lib that did not work
* stray blank lines etc

Commit-type: housekeeping
/spend 1h

Merge branch 'master' into knepley/feature-plex-elasticity-test

* master: (1553 commits)
-options_table was changed to options_view in 2014 but documentation was not updated to reflect it
config

Merge branch 'master' into knepley/feature-plex-elasticity-test

* master: (1553 commits)
-options_table was changed to options_view in 2014 but documentation was not updated to reflect it
configure: fix F2003 test
Plex test ex5: Removed "future" test, as it resulted in issues in the nightly tests.
Some minor typos in TS
Add ADIOS2.py which I forgot to git add in the past
Plex ex5: Disable test
Doc: Added note for interface change
KSPLSQRMonitorDefault fixed for quad precision
Tao: Added alternative output for chwirut2 test.
TS ex45,ex46: Removed overly refined tests for faster nightly tests.
KSP ex72: Fixed needlessly long-running PCTFS tests.
SNES ex56: Reduced test size to speed up nightly test suite.
KSPSolve_LSQR: don't compute unused norm of rhs
SNES ex13: Reduced problem sizes for nightly tests.
PetscOptionsDeprecated(): fix for NULL prefix
PetscOptionsDeprecated(): add option to print additional info
SNES ex12: Reduced sizes for BDDC tests.
PetscFileRetrieve(): Suppress output to STDERR when downloading a file.
MatMatMult: Fixed unused variable pN.
DMDestroy: Guard call to dm->ops->destroy * Similar guards are in place in many other methods (IS,Vec,Mat) and permit the DM to be destroyed even if DMSetType() was never called.
...

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Merge branch 'master' into knepley/feature-plex-parallel-submesh

* master: (2931 commits)
remove N in docs for SNESQN
replaced test tolerance with PETSC_SQRT_MACHINE_EPSILON
fortran: PetscComp

Merge branch 'master' into knepley/feature-plex-parallel-submesh

* master: (2931 commits)
remove N in docs for SNESQN
replaced test tolerance with PETSC_SQRT_MACHINE_EPSILON
fortran: PetscComplex type is missing from fortran
initialize variables so that static analyzer doesn't mistakenly think they are used uninitialized.
Move access of prefix until it is actually used
Remove DMDASplitComm2d(), used in one example that was not tested
Functions that do not return PetscErrorCode should not use PetscFunctionBegin/End paradgm
remove unneeded reassignment of same value
Missing CHKERRQ(); Mostly in Tao code
Remove clang static analyser warning about passing NULL variable to strncat()
missing newline in -ts_monitor_extreme
minor fixes for integer counters
Configure: Deal with '__func__' in C89 builds with newer Clang and GCC.
Jenkinsfile: Increased timeout for tests to 5 minutes.
3.9 changes: further clarify removal of -pc_factor_mat_solver_package
Options deprecations: add "PETSc" to inline warning
removing unused variable
MatShift support added to MATSUBMAT. Mimics MATSHELL functionality. Needed for matrix-free Hessians in TAO Newton-Line-Search methods.
Add -ts_monitor_extreme
Dev manual: add note on deprecating options database keys
...

Conflicts:
src/dm/impls/plex/examples/tests/ex4.c

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Merge branch 'master' into knepley/feature-snes-ex13-spectral

* master: (2350 commits)
migrate warning fix from next-tmp
Revert "Remove dead code."
clarifying comment in the code
Remove dead

Merge branch 'master' into knepley/feature-snes-ex13-spectral

* master: (2350 commits)
migrate warning fix from next-tmp
Revert "Remove dead code."
clarifying comment in the code
Remove dead code.
Add JuMP citation
Copyedits and updates to developers manual
Add more protection to intrinsics
MPI: protect arguments in MPI macros
Add the missing conditionals for 64-bit build
Plex+VTK: Fix field type determination
Fix bug in name cleanup
Bib: Added ref
Plex+VTK: Fix field type determination
Plex: Updated test output - I am now hating this shit
forgot to save file after moving prototypes to petscsys.h
update Apple example project settings per Xcode
Two functions should actually be public, used, for example from Apple MacOS and iOS programs
includes should always be included relative to include directory
Apple removed old locations of docsets
SNES ex12: Updated test output
...

Conflicts:
src/snes/examples/tutorials/ex13.c

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Merge branch 'master' into knepley/feature-pc-patch

* master: (440 commits)
revert sources to dev - reset PETSC_VERSION_RELEASE - reset changes/dev.html
release: set v3.9 strings
fix grep us

Merge branch 'master' into knepley/feature-pc-patch

* master: (440 commits)
revert sources to dev - reset PETSC_VERSION_RELEASE - reset changes/dev.html
release: set v3.9 strings
fix grep usage on solaris [use egrep]
opensolaris: fix errors
Update timer reporting and minor reporting fix
Remove redundant if statement. Found by @jedbrown
Fixed problem with order of developer photos on website.
superlu_dist: use correct flag in example [PETSC_HAVE_SUPERLU -> PETSC_HAVE_SUPERLU_DIST]
Bib: PERMON ref
fix for osx
doc: more author fixes
doc: more author fixes
Italicized "orderings" in MPI process placement discussion.
Added Richard to the user manual author list.
Added Richard to the list of active developers on the website.
add string check for MS-MPI and IMPI timeout errors
opensolaris does not have multiple grep utils - but default one does not support -F. So use fgrep instead
Standardizing timeout checks
Report wall clock time of total tests
Use time instead of date %s
...

Conflicts:
include/petscpc.h
src/ksp/ksp/interface/itfunc.c

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doc: fix LOCDIR in makefiles