Desc:	Fix compilation on Solaris.
Author:	Heiko Przybyl <zuxez@cs.tu-berlin.de>
--- step-4.3.2/step/stepcore/constraintsolver.cc.orig	2009-10-16 18:42:52.562521176 +0200
+++ step-4.3.2/step/stepcore/constraintsolver.cc	2009-10-16 18:44:15.447949305 +0200
@@ -21,4 +21,18 @@
 #include <unsupported/Eigen/IterativeSolvers>
 #include <cmath>
+ 
+// Stolen from kcalc.
+#if defined(Q_OS_SOLARIS)
+// Strictly by the standard, ininf() is a c99-ism which
+// is unavailable in C++. The IEEE FP headers provide
+// a function with similar functionality, so use that instead.
+// However, !finite(a) == isinf(a) || isnan(a), so it's 
+// not 100% correct.
+#include <ieeefp.h>
+namespace std {
+  inline int isinf(double a) { return !finite(a); }
+  inline int isfinite(double a) { return finite(a); }
+}
+#endif
 
 using namespace Eigen;
--- step-4.3.2/step/stepcore/particle.cc.orig	2009-10-16 19:23:50.845435007 +0200
+++ step-4.3.2/step/stepcore/particle.cc	2009-10-16 19:24:33.425319075 +0200
@@ -22,6 +22,20 @@
 #include <cmath>
 #include <QtGlobal>
 
+// Stolen from kcalc.
+#if defined(Q_OS_SOLARIS)
+// Strictly by the standard, ininf() is a c99-ism which
+// is unavailable in C++. The IEEE FP headers provide
+// a function with similar functionality, so use that instead.
+// However, !finite(a) == isinf(a) || isnan(a), so it's 
+// not 100% correct.
+#include <ieeefp.h>
+namespace std {
+  inline int isinf(double a) { return !finite(a); }
+  inline int isfinite(double a) { return finite(a); }
+}
+#endif
+
 namespace StepCore
 {
 
--- step-4.3.2/step/stepcore/rigidbody.cc.orig	2009-10-16 19:24:57.664177635 +0200
+++ step-4.3.2/step/stepcore/rigidbody.cc	2009-10-16 19:25:08.616915717 +0200
@@ -21,6 +21,20 @@
 #include <cstring>
 #include <cmath>
 
+// Stolen from kcalc.
+#if defined(Q_OS_SOLARIS)
+// Strictly by the standard, ininf() is a c99-ism which
+// is unavailable in C++. The IEEE FP headers provide
+// a function with similar functionality, so use that instead.
+// However, !finite(a) == isinf(a) || isnan(a), so it's 
+// not 100% correct.
+#include <ieeefp.h>
+namespace std {
+  inline int isinf(double a) { return !finite(a); }
+  inline int isfinite(double a) { return finite(a); }
+}
+#endif
+
 namespace StepCore
 {