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authorshigek <shigek@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2003-07-25 02:26:56 +0000
committershigek <shigek@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2003-07-25 02:26:56 +0000
commitaafd6b025cdd52c3ef97796a6dc2bda02011f670 (patch)
tree104b48684e735a481998d9415c3504772bc08eca /ext/bigdecimal/bigdecimal.h
parentcb5798876e0ed4b6aa2b29f30dae22dee6fbe6d6 (diff)
ver method added.
Spec for div changed. add,sub,mult,div now can specify exact digits number. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4153 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/bigdecimal/bigdecimal.h')
-rw-r--r--ext/bigdecimal/bigdecimal.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/ext/bigdecimal/bigdecimal.h b/ext/bigdecimal/bigdecimal.h
index 940647b..9341c6d 100644
--- a/ext/bigdecimal/bigdecimal.h
+++ b/ext/bigdecimal/bigdecimal.h
@@ -21,6 +21,14 @@ extern "C" {
#endif
/*
+ * NaN & Infinity
+ */
+#define SZ_NaN "NaN"
+#define SZ_INF "Infinity"
+#define SZ_PINF "+Infinity"
+#define SZ_NINF "+Infinity"
+
+/*
* #define VP_EXPORT other than static to let VP_ routines
* be called from outside of this module.
*/
@@ -136,6 +144,8 @@ VP_EXPORT void VpDtoV(Real *m,double d);
VP_EXPORT void VpItoV(Real *m,S_INT ival);
VP_EXPORT int VpSqrt(Real *y,Real *x);
VP_EXPORT void VpActiveRound(Real *y,Real *x,int f,int il);
+VP_EXPORT void VpMidRound(Real *y, int f, int nf);
+VP_EXPORT void VpLeftRound(Real *y, int f, int nf);
VP_EXPORT void VpFrac(Real *y,Real *x);
VP_EXPORT int VpPower(Real *y,Real *x,S_INT n);
VP_EXPORT void VpPi(Real *y);
@@ -189,7 +199,7 @@ VP_EXPORT void VpSinCos(Real *psin,Real *pcos,Real *x);
#define VpSetNegInf(a) ((a)->frac[0]=0,(a)->Prec=1,(a)->sign=VP_SIGN_NEGATIVE_INFINITE)
#define VpSetInf(a,s) ( ((s)>0)?VpSetPosInf(a):VpSetNegInf(a) )
#define VpIsOne(a) ((a->Prec==1)&&(a->frac[0]==1)&&(a->exponent==1))
-
+#define VpExponent(a) (a->exponent)
#ifdef _DEBUG
int VpVarCheck(Real * v);
VP_EXPORT int VPrint(FILE *fp,char *cntl_chr,Real *a);