From: Wolfgang Bangerth <bangerth@math.tamu.edu>
Date: Thu, 25 Feb 2010 15:47:56 +0000 (+0000)
Subject: Also commit configure.in.
X-Git-Tag: v8.0.0~6402
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c354c1b9082e8a32794c4770fb1ecebc37fc2880;p=dealii.git

Also commit configure.in.

git-svn-id: https://svn.dealii.org/trunk@20695 0785d39b-7218-0410-832d-ea1e28bc413d
---

diff --git a/deal.II/configure.in b/deal.II/configure.in
index 1f1dece019..a752aa6b7e 100644
--- a/deal.II/configure.in
+++ b/deal.II/configure.in
@@ -686,6 +686,26 @@ AH_BOTTOM(
 #  define DEAL_VOLATILE
 #endif
 
+
+/**
+ * Have macros that should make testing for PETSc versions
+ * much simpler.
+ */
+#define DEAL_II_PETSC_VERSION_LT(major,minor,subminor) \
+  ((PETSC_VERSION_MAJOR * 10000 + \
+    PETSC_VERSION_MINOR * 100) + \
+    PETSC_VERSION_SUBMINOR \
+    <  \
+    major*10000 + minor*100 + subminor)
+
+#define DEAL_II_PETSC_VERSION_GE(major,minor,subminor) \
+  ((PETSC_VERSION_MAJOR * 10000 + \
+    PETSC_VERSION_MINOR * 100) + \
+    PETSC_VERSION_SUBMINOR \
+    >=  \
+    (major)*10000 + (minor)*100 + (subminor))
+
+
 #include <base/numbers.h>
 
 /**