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Desc: Fix missing isinf() for Solaris (same way as for kcalc).
Author: Heiko Przybyl <zuxez@cs.tu-berlin.de>
--- kalgebra-4.3.2/kalgebra/analitzagui/graph2d.cpp.orig 2009-10-16 15:31:29.804959916 +0200
+++ kalgebra-4.3.2/kalgebra/analitzagui/graph2d.cpp 2009-10-16 15:35:36.879338408 +0200
@@ -38,6 +38,17 @@
#include "analitza.h"
#include "functionsmodel.h"
+// 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>
+#define isinf(a) !finite(a)
+#endif
+
// #define DEBUG_GRAPH
using namespace std;
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