Merge branch 'pr480/alexfikl/alexfikl/fortran-viewer/master'

-nox turned off all Draw, let's have it not turn tikz

Reported-by: nightly build

Merge branch 'balay/use-PetscInt64'

fix formatting and outdated comment

add support for viewer draw:tikz:filename and added draw:tikz test

Reported-by: gcov

Add some missing Fortran wrappers for the PetscViewer functions.

* Added PetscViewerGetType and PetscViewerFileGetName
* Added HDF5WriteAttribute, HDF5ReadAttribute, HDF5HasAttribute
* Enabled HDF5B

Add some missing Fortran wrappers for the PetscViewer functions.

* Added PetscViewerGetType and PetscViewerFileGetName
* Added HDF5WriteAttribute, HDF5ReadAttribute, HDF5HasAttribute
* Enabled HDF5BaseDimension2 and HDF5SPOutput setters and getters

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Merge branch 'maint'

sys: Petsc64bitInt -> PetscInt64 [and be consistant with MPIU_INT64]
PetscIntMult64bit() -> PetscInt64Mult()
PetscBagRegister64bitInt() -> PetscBagRegisterInt64()

add missing PETSC_EXTERN to custom Fortran wrappers

Merge branch 'maint'

fix typo with PETSCVIEWERASCIIPUSHSYNCHRONIZED and PETSCVIEWERASCIIPOPSYNCHRONIZED

Reported-by: "Miorelli, Federico" <Federico.Miorelli@CGG.COM>

Merge branch 'maint'

Merge branch 'barry/fix-duplicate-help' into maint

Merge branch 'maint'

-random_view caused error because PetscRandomView() was not provided in PetscRandomCreate()

Reported-by: Jose E. Roman <jroman@dsic.upv.es>

Finally have clean runs using khash to avoid duplicating many options help messages

Removed unneeded memory usage, make copies even of name without pre
Organized the code into functions
Also use it

Finally have clean runs using khash to avoid duplicating many options help messages

Removed unneeded memory usage, make copies even of name without pre
Organized the code into functions
Also use it to remove duplicate help messages with PetscOptionsBegin()

Thanks-to: Jed Brown <jedbrown@mcs.anl.gov>

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remove dead code from original hash code

Changed to use khash() to prevent PetscOptionsGetViewer() from producing duplicate help messages

Eliminates direct search of previous hashes, prevents artificial limit on checked strings, and false

Changed to use khash() to prevent PetscOptionsGetViewer() from producing duplicate help messages

Eliminates direct search of previous hashes, prevents artificial limit on checked strings, and false positives

Thanks-to: Jed Brown <jed@jedbrown.org>

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PetscOptionsGetViewer() prints the same help message multiple times, fixed

by keeping a hash of the prefix + optionname string and checking against previous hashes
Also fixed a few typos in help mes

PetscOptionsGetViewer() prints the same help message multiple times, fixed

by keeping a hash of the prefix + optionname string and checking against previous hashes
Also fixed a few typos in help messages.

Time: 2 hours
Reported-by: Jose E. Roman <jroman@dsic.upv.es>

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Merge branch 'maint'

The deprecated -log_summary_exclude was still being used when it should have been -log_exclude

Reported-by: Jose E. Roman <jroman@dsic.upv.es>

Merge branch 'barry/fix-some-clang-warnings'

Fix most C examples to return ierr on failed PetscInitialize() or PetscFinalize()

Formatting fixes for many C examples including removing extra lines
Fixed a few set but not used variables detected

Fix most C examples to return ierr on failed PetscInitialize() or PetscFinalize()

Formatting fixes for many C examples including removing extra lines
Fixed a few set but not used variables detected by the clang static analyzer

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Merge branch 'barry/fix-some-clang-warnings'

example had some dead code, bad formatting and illegally case a PetscScalar* to PetscReal