fix off by 1 error

[rrdtool.git] / src / rrd_config_bottom.h

diff --git a/src/rrd_config_bottom.h b/src/rrd_config_bottom.h
index 4bf9d9c..e7d0a38 100644 (file)
--- a/src/rrd_config_bottom.h
+++ b/src/rrd_config_bottom.h
@@ -178,6 +178,11 @@ char *strchr (), *strrchr ();
 # define isinf(a) (fpclass(a) == FP_NINF || fpclass(a) == FP_PINF)
 #endif
 
+/* solaris 8/9 has rint but not round */
+#if (! defined(HAVE_ROUND) && defined(HAVE_RINT))
+# define round rint
+#endif
+
 /* solaris 10 it defines isnan such that only forte can compile it ... bad bad  */
 #if (defined(HAVE_ISNAN) && defined(isnan) && defined(HAVE_FPCLASS))
 #  undef isnan
@@ -190,12 +195,12 @@ char *strchr (), *strrchr ();
 #  define isinf(a) (fp_class(a) == FP_NEG_INF || fp_class(a) == FP_POS_INF)
 #endif
 
-#if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY))
+#if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY) && defined(FP_MINUS_INF) && defined(FP_PLUS_INF))
 #  define HAVE_ISINF 1
 #  define isinf(a) (fpclassify(a) == FP_MINUS_INF || fpclassify(a) == FP_PLUS_INF)
 #endif
 
-#if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY))
+#if (! defined(HAVE_ISINF) && defined(HAVE_FPCLASSIFY) && defined(FP_INFINITE))
 #  define HAVE_ISINF 1
 #  define isinf(a) (fpclassify(a) == FP_INFINITE)
 #endif