If PetscMallocValidate() detects an error it must turn off validating before calling the error handlers

Also cleanup manual pages and comments in the PETSc malloc handling source files

Also change

If PetscMallocValidate() detects an error it must turn off validating before calling the error handlers

Also cleanup manual pages and comments in the PETSc malloc handling source files

Also change

[ 0] 16 bytes PetscFunctionListDLAllPush_Private() at /Users/barrysmith/Src/petsc/src/sys/dll/reg.c:190
[0] PetscMallocA() at /Users/barrysmith/Src/petsc/src/sys/memory/mal.c:190
[0] PetscFunctionListDLAllPush_Private() at /Users/barrysmith/Src/petsc/src/sys/dll/reg.c:190

to

[ 0] 16 bytes
[0] PetscFunctionListDLAllPush_Private() at /Users/barrysmith/Src/petsc/src/sys/dll/reg.c:190

no need to print duplicate function information or print the PetscMalloc() line

Commit-type: bug-fix

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fix formatting in output from PetscOptionsDeprecated_Private()

Commit-type: usability

Merge remote-tracking branch 'origin/release'

Merge branch 'barry/2023-04-26/fix-fileio-man-pages/release' into 'release'

Cleanup of manual pages in src/sys/fileio

See merge request petsc/petsc!6381

Cleanup of manual pages in src/sys/fileio

Merge remote-tracking branch 'origin/release'

Merge branch 'jczhang/fix-unused-var' into 'release'

Fix unused variable

See merge request petsc/petsc!6351

Sys: fix unused variable

Met the warning with
'--with-debugging=0',
'--with-log=0',
'--with-threadsafety=1',

Merge branch 'jczhang/sf-mpix-stream' into 'main'

Support MPIX_Stream

See merge request petsc/petsc!6209

PetscSF: add experimental support for MPICH MPIX_Stream

Merge branch 'jeremy/less-strcpy-strcat' into 'main'

Use Petsc[Strncpy,Strlcat,Memcpy] over Petsc[Strcpy,Strcat]

Closes #1332

See merge request petsc/petsc!6115

Clean up PETSc str ops to use more secure implementations where possible. These include:

- Use PetscStrncpy()/PetscStrlcat()/PetscMemcpy() over PetscStrcpy()/PetscStrcat()
- Use PetscArraycpy() over

Clean up PETSc str ops to use more secure implementations where possible. These include:

- Use PetscStrncpy()/PetscStrlcat()/PetscMemcpy() over PetscStrcpy()/PetscStrcat()
- Use PetscArraycpy() over PetscMemcpy() as appropriate for string buffer copying
- Use built in string from name over hardcoding
- Use sizeof over hardcoded length
- Replace some Strlcat with Strncpy when offset is known

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Merge branch 'jacobf/2023-03-02/petscfflush' into 'main'

Feature: PetscFFlush()

See merge request petsc/petsc!6133

Add PetscFFlush()

Merge branch 'barry/2023-02-15/refactor-doc-subdirectories' into 'main'

Remove confusing and un-need docs directory that contains manual

See merge request petsc/petsc!6078

Remove confusing and un-need docs directory that contains manual

Commit-type: housekeeping

Merge branch 'jed/config-remove-sysinfo-3arg' into 'main'

config: remove HAVE_SYSINFO_3ARG test (fix #1290)

Closes #1290

See merge request petsc/petsc!6082

config: remove HAVE_SYSINFO_3ARG test (fix #1290)

This test function is not correct and looks like it was never
correct (since BuildSystem was written). The 3-arg variant was needed on
very old vers

config: remove HAVE_SYSINFO_3ARG test (fix #1290)

This test function is not correct and looks like it was never
correct (since BuildSystem was written). The 3-arg variant was needed on
very old versions of Solaris, but it looks to have not been used in 20
years.

Also drop unused sys/sysinfo.h.

Reported-by: Florian Weimer

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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 'stefanozampini/threadsafety' into 'main'

threading support in PetscLog and debugging configurations

See merge request petsc/petsc!5898

make checkstack an option

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 'barry/2022-09-01/fix-fp_trap_underflow' into 'main'

Do not trap for floating point underflow

See merge request petsc/petsc!5581