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F style output(like 1234.56789) implemented to to_s method.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4356 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
shigek 2003-08-08 15:31:27 +00:00
parent 0a0c87bb12
commit 606c473683
4 changed files with 269 additions and 110 deletions
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5
ext/bigdecimal/bigdecimal.h
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@ -122,12 +122,13 @@ VP_EXPORT U_LONG VpGetPrecLimit(void);
VP_EXPORT U_LONG VpSetPrecLimit(U_LONG n);
/* Round mode */
VP_EXPORT int VpIsRoundMode(unsigned long n);
VP_EXPORT unsigned long VpGetRoundMode(void);
VP_EXPORT unsigned long VpSetRoundMode(unsigned long n);
VP_EXPORT int VpException(unsigned short f,char *str,int always);
VP_EXPORT int VpIsNegDoubleZero(double v);
VP_EXPORT U_LONG VpNumOfChars(Real *vp);
VP_EXPORT U_LONG VpNumOfChars(Real *vp,char *pszFmt);
VP_EXPORT U_LONG VpInit(U_LONG BaseVal);
VP_EXPORT void *VpMemAlloc(U_LONG mb);
VP_EXPORT void VpFree(Real *pv);
@ -139,7 +140,9 @@ VP_EXPORT int VpDivd(Real *c,Real *r,Real *a,Real *b);
VP_EXPORT int VpComp(Real *a,Real *b);
VP_EXPORT S_LONG VpExponent10(Real *a);
VP_EXPORT void VpSzMantissa(Real *a,char *psz);
VP_EXPORT int VpToSpecialString(Real *a,char *psz);
VP_EXPORT void VpToString(Real *a,char *psz,int fFmt);
VP_EXPORT void VpToFString(Real *a,char *psz,int fFmt);
VP_EXPORT int VpCtoV(Real *a,char *int_chr,U_LONG ni,char *frac,U_LONG nf,char *exp_chr,U_LONG ne);
VP_EXPORT int VpVtoD(double *d,S_LONG *e,Real *m);
VP_EXPORT void VpDtoV(Real *m,double d);