fix install.py so that it creates conf/petscvariables file that is owned by user

Hg-commit: fb25b98b05ea98a8f38b8131bc5fae3405fd3c72

PetscLikely/PetscUnlikely directives using __builtin_expect

* Added configure test to see if __builtin_expect is available

* Define PetscLikely and PetscUnlikely macros

* Use PetscUnlikely in CHKE

PetscLikely/PetscUnlikely directives using __builtin_expect

* Added configure test to see if __builtin_expect is available

* Define PetscLikely and PetscUnlikely macros

* Use PetscUnlikely in CHKERRQ to produce cleaner object code at higher
optimization levels.

Hg-commit: 51e933be84ca2b4bb231d3ae339861d74921da64

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removed PETSC_ARCH/conf/base and
added support for not setting PETSC_ARCH and PETSC_DIR with --prefix option

Hg-commit: e478f4df238e5763b64567336d7cf94ca5d89d58

fixed isnan() and isinf to be properly tested and turned off if <complex> include breaks them

Hg-commit: 520759cccf2dcda82ae6545ed741586b81a4dff0

Align all pointers returned by PetscMallocN (in optimized mode)

Configurable via --with-memalign=<4,8,16,32,64> (default is 16).
New macro PetscAddrAlign returns an aligned address.

Hg-commit: a369

Align all pointers returned by PetscMallocN (in optimized mode)

Configurable via --with-memalign=<4,8,16,32,64> (default is 16).
New macro PetscAddrAlign returns an aligned address.

Hg-commit: a36906938641ecef3f9b33ca4a3273b89dcdd566

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commit after merge

Hg-commit: dd462db7e4ad3308318d8e64ab6973227cdc8afe

fixed many outdated malloc of several arrays at the same time to use PetscMallocN() instead
fixed bug in installing Zoltran.py where it did not use [0] to snag stdout of shell command

Hg-commit: db7

fixed many outdated malloc of several arrays at the same time to use PetscMallocN() instead
fixed bug in installing Zoltran.py where it did not use [0] to snag stdout of shell command

Hg-commit: db793741ae0135c011d800b787b94e2bfd91670d

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commit after merge

Hg-commit: 29abb9598f99118f91124628acea17837fa0edb1

not taking first from tuple of executing shell command, hence crashes when trying to print

Hg-commit: cf62da9849ff37b175b1ed1799654ce53bc752a8

#36442 add in pastix contrib patch

Hg-commit: 791f9003197da9aa6d51cdee4e95f51127dfedf4

merge from release

Hg-commit: 6862052260445a425c9f5481c181aa768c7fadbb

Small bug in petsc4py config script.

Hg-commit: 2c55d7dc87e987d07b2aeaeb36319c7b2abc53de

Configure fix

Hg-commit: a63b3d894bd2b167bc8bd7b4904118f9ccbfc271

Configure fix

Hg-commit: 2df6fc2f924d85b246b7389ec013dfbf1ab97307

moved qd.py into BuildSystem

Hg-commit: f81adce8aabff28b9fd53702697c20dc6c0c910a

changed PETSC_USE_SINGLE etc to PETSC_USE_SCALAR_SINGLE to make clearer that this variable is related to defining the scalar type

Hg-commit: 091ca03e9ad7a91d59048671631a058ed1b9044d

changed PetscMap to PetscLayout

Hg-commit: b8f4632bd00d1563dcf8108fd4199169f8fd320b

removed dead code from package.py dead code is BAD, how many hours are wasted staring at code that is not even used. If you need to keep it around for future reference then your revision control syst

removed dead code from package.py dead code is BAD, how many hours are wasted staring at code that is not even used. If you need to keep it around for future reference then your revision control system must suck, because you should get it from there.

Hg-commit: 17530cd52efe05b3662557e8e9d5367016b76ead

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Prometheus only writes completed compile file AFTER postprocess compile of libraries, not when configured hence if it crashes after configuruing Prometheus but before compiling it will still compile

Prometheus only writes completed compile file AFTER postprocess compile of libraries, not when configured hence if it crashes after configuruing Prometheus but before compiling it will still compile it next time configure is run

Hg-commit: 63b521fdbc0953c7d68933cf100616b42d983701

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commit after merge

Hg-commit: c05b0044ccc0039b87cfe343b689e3dcca014cf4

update to install.py to ONLY use RDict.db (and not command line)
needed to remove PETSC_ARCH from generated petscvariables file since that resets PETSC_ARCH

Hg-commit: b289577caf8fc7f3f8dc7e4fa8f02a

update to install.py to ONLY use RDict.db (and not command line)
needed to remove PETSC_ARCH from generated petscvariables file since that resets PETSC_ARCH

Hg-commit: b289577caf8fc7f3f8dc7e4fa8f02a84581af286

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PetscSleep now takes a PetscReal

PetscDrawGetPause and PetscDrawSetPause also take PetscReal
-draw_pause takes real values

Hg-commit: 5704078f50576596756b730ece1fd2c58071fd38

finished cleaning up makefiles, moved charactoristic.h to include location standard place where it is easy to use

Hg-commit: 447d34bd2d4bb9119f744e7d5eb4085d6125e22b

cleanup of many makefiles removed outdated and old style crud

Hg-commit: eaa8d3fd8168d422b0b437697ce75e0f89c760b6

removed -DPETSC_LIB_DIR from makefiles and put into petscconf.h

Hg-commit: 867ddc0e656a5c56bf279251b4526bb02a6ee2c2