petsc version error corrected

AMDiS/src/parallel/PetscSolverFeti.cc

@@ -1826,7 +1826,11 @@ namespace AMDiS { namespace Parallel {
 		       &matNullSpace);
     MatSetNullSpace(mat_feti, matNullSpace);
     Mat amat, pmat;
+#if (PETSC_VERSION_MINOR >= 5)
     KSPGetOperators(ksp_feti, &amat, &pmat);
+#else
+    KSPGetOperators(ksp_feti, &amat, &pmat, PETSC_NULL);
+#endif
     MatSetNullSpace(amat, matNullSpace);
     MatNullSpaceDestroy(&matNullSpace);
 

AMDiS/src/parallel/PetscSolverGlobalMatrix.cc

@@ -953,7 +953,11 @@ namespace AMDiS { namespace Parallel {
     MatNullSpaceCreate(domainComm, PETSC_FALSE, 1, &nullSpaceBasis, &matNullSpace);
 
     Mat amat, pmat;
+#if (PETSC_VERSION_MINOR >= 5)
     KSPGetOperators(ksp, &amat, &pmat);
+#else
+    KSPGetOperators(ksp, &amat, &pmat, PETSC_NULL);
+#endif
     MatSetNullSpace(amat, matNullSpace);
     MatNullSpaceDestroy(&matNullSpace);
 
@@ -966,7 +970,11 @@ namespace AMDiS { namespace Parallel {
     MatNullSpace matNullSpace;
     MatNullSpaceCreate(domainComm, PETSC_TRUE, 0, PETSC_NULL, &matNullSpace);
     Mat amat, pmat;
-    KSPGetOperators(ksp, &amat, &pmat);                             
+#if (PETSC_VERSION_MINOR >= 5)
+    KSPGetOperators(ksp, &amat, &pmat);
+#else
+    KSPGetOperators(ksp, &amat, &pmat, PETSC_NULL);
+#endif                          
     MatSetNullSpace(amat, matNullSpace);
     MatNullSpaceDestroy(&matNullSpace);
   }