From c14d14eca019ab32134593325466c734b2d87b3c Mon Sep 17 00:00:00 2001
From: schnetter <schnetter@1d96b42b-98df-4a6a-9d84-1b24288d4588>
Date: Mon, 6 Mar 2006 19:43:02 +0000
Subject: Clean up the backwards compatibility macros for PETSc. Incorporate
 Steve's changes for PETSc 2.2.x.

git-svn-id: http://svn.cactuscode.org/arrangements/CactusElliptic/EllPETSc/trunk@94 1d96b42b-98df-4a6a-9d84-1b24288d4588
---
 src/petsc_confmetric_solver.c | 23 +++-------------
 src/petsc_defines.h           | 63 +++++++++++++++++++++++++++++++++++++++++++
 src/petsc_flat_solver.c       | 23 +++-------------
 3 files changed, 69 insertions(+), 40 deletions(-)
 create mode 100644 src/petsc_defines.h

diff --git a/src/petsc_confmetric_solver.c b/src/petsc_confmetric_solver.c
index a95fa5a..dbce686 100644
--- a/src/petsc_confmetric_solver.c
+++ b/src/petsc_confmetric_solver.c
@@ -17,26 +17,9 @@
 
 #include <petsc.h>
 #include <petscversion.h>
-#if PETSC_VERSION_MAJOR < 2 || (PETSC_VERSION_MAJOR == 2 && PETSC_VERSION_MINOR == 0)
-/* Up to and including version 2.0.x */
-#  include <sles.h>
-#elif PETSC_VERSION_MAJOR == 2 && PETSC_VERSION_MINOR <= 1
-/* Up to and including version 2.1.x */
-#  include <petscsles.h>
-#else
-/* Later versions */
-#  include <petscmat.h>
-#  include <petscksp.h>
-#  define SLES KSP
-#  define SLESCreate KSPCreate
-#  define SLESSetOperators KSPSetOperators
-#  define SLESGetKSP(a,b) ((*b)=a,0)
-#  define SLESGetPC KSPGetPC
-#  define SLESSetFromOptions KSPSetFromOptions
-/* #  define SLESSolve(a,b,c,d) (KSPSetRhs((a),(b)),KSPSetSolution((a),(c)),KSPSolve(a),KSPGetIterationNumber(a,d)) */
-#  define SLESSolve(a,b,c,d) (KSPSolve((a),(b),(c)),KSPGetIterationNumber(a,d))
-#  define SLESDestroy KSPDestroy
-#endif
+
+/* Include some definitions for backwards compatibility */
+#include "petsc_defines.h"
 
 #include "ellpetsc.h"
 #include "CactusPUGH/PUGH/src/include/pugh.h"
diff --git a/src/petsc_defines.h b/src/petsc_defines.h
new file mode 100644
index 0000000..19c321e
--- /dev/null
+++ b/src/petsc_defines.h
@@ -0,0 +1,63 @@
+#ifndef PETSC_DEFINES_H
+#define PETSC_DEFINES_H
+
+#include "cctk.h"
+
+#include <petsc.h>
+#include <petscversion.h>
+
+
+
+/* The PETSc API changes frequently, sometimes even in minor releases.
+   The #defines below map calls to the PETSc linear solver to the
+   corresponding PETSc call (or sequence of calls), depending on the
+   version of PETSc.  */
+
+
+
+#if PETSC_VERSION_MAJOR < 2 ||                                  \
+  (PETSC_VERSION_MAJOR == 2 && PETSC_VERSION_MINOR == 0)
+
+/* Up to and including version 2.0.x */
+#  include <sles.h>
+
+#elif PETSC_VERSION_MAJOR == 2 && PETSC_VERSION_MINOR <= 1
+
+/* Up to and including version 2.1.x */
+#  include <petscsles.h>
+
+#elif PETSC_VERSION_MAJOR == 2 && PETSC_VERSION_MINOR == 2
+
+/* Version 2.2.x */
+#  include <petscmat.h>
+#  include <petscksp.h>
+#  define SLES               KSP
+#  define SLESCreate         KSPCreate
+#  define SLESSetOperators   KSPSetOperators
+#  define SLESGetKSP(a,b)    ((*b) = (a), 0)
+#  define SLESGetPC          KSPGetPC
+#  define SLESSetFromOptions KSPSetFromOptions
+#  define SLESSolve(a,b,c,d) (KSPSetRhs(a,b),                   \
+                              KSPSetSolution(a,c),              \
+                              KSPSolve(a),                      \
+                              KSPGetIterationNumber(a,d))
+#  define SLESDestroy        KSPDestroy
+
+#else
+
+/* Later versions */
+#  include <petscmat.h>
+#  include <petscksp.h>
+#  define SLES               KSP
+#  define SLESCreate         KSPCreate
+#  define SLESSetOperators   KSPSetOperators
+#  define SLESGetKSP(a,b)    ((*b) = (a), 0)
+#  define SLESGetPC          KSPGetPC
+#  define SLESSetFromOptions KSPSetFromOptions
+#  define SLESSolve(a,b,c,d) (KSPSolve(a,b,c),                  \
+                              KSPGetIterationNumber(a,d))
+#  define SLESDestroy        KSPDestroy
+
+#endif
+
+#endif /* #ifndef PETSC_DEFINES_H */
diff --git a/src/petsc_flat_solver.c b/src/petsc_flat_solver.c
index 200e233..8f392e4 100644
--- a/src/petsc_flat_solver.c
+++ b/src/petsc_flat_solver.c
@@ -16,26 +16,9 @@
 
 #include <petsc.h>
 #include <petscversion.h>
-#if PETSC_VERSION_MAJOR < 2 || (PETSC_VERSION_MAJOR == 2 && PETSC_VERSION_MINOR == 0)
-/* Up to and including version 2.0.x */
-#  include <sles.h>
-#elif PETSC_VERSION_MAJOR == 2 && PETSC_VERSION_MINOR <= 1
-/* Up to and including version 2.1.x */
-#  include <petscsles.h>
-#else
-/* Later versions */
-#  include <petscmat.h>
-#  include <petscksp.h>
-#  define SLES KSP
-#  define SLESCreate KSPCreate
-#  define SLESSetOperators KSPSetOperators
-#  define SLESGetKSP(a,b) ((*b)=a,0)
-#  define SLESGetPC KSPGetPC
-#  define SLESSetFromOptions KSPSetFromOptions
-/* #  define SLESSolve(a,b,c,d) (KSPSetRhs((a),(b)),KSPSetSolution((a),(c)),KSPSolve(a),KSPGetIterationNumber(a,d)) */
-#  define SLESSolve(a,b,c,d) (KSPSolve((a),(b),(c)),KSPGetIterationNumber(a,d))
-#  define SLESDestroy KSPDestroy
-#endif
+
+/* Include some definitions for backwards compatibility */
+#include "petsc_defines.h"
 
 #include "ellpetsc.h"
 #include "CactusPUGH/PUGH/src/include/pugh.h"
-- 
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