Resubmission of yesterday's patch so that it would
cont conflict with Bruce's cvs commit. Pleas apply.
Best regards,
Nicolai.
On Sat, 12 Mar 2005 01:58:15 +0200, Nicolai Tufar <[EMAIL PROTECTED]> wrote:
> On Thu, 10 Mar 2005 19:21:41 -0500 (EST), Bruce Momjian
> <pgman@candle.pha.pa.us> wrote:
> > > The CVS-tip implementation is fundamentally broken and won't work even
> > > for our internal uses. I've not wasted time complaining about it
> > > because I thought we were going to replace it. If we can't find a
> > > usable replacement then we're going to have to put a lot of effort
> > > into fixing what's there. On the whole I think the effort would be
> > > better spent importing someone else's solution.
> >
> > Oh, so our existing implementation doesn't even meet our needs. OK.
>
> Which made me wander why did I not aggree with
> Tom Lane's suggestion to make do three passes
> instead of two. Tom was right, as usual. It happened to
> be much easier than I expected. The patch is attached.
> Please apply.
>
> Tom, what do you think? Will it be fine with you?
>
> Best regards,
> Nicolai
>
>
>
*** ./src/port/snprintf.c.orig Sat Mar 12 09:13:43 2005
--- ./src/port/snprintf.c Sat Mar 12 10:01:44 2005
***************
*** 195,200 ****
--- 195,202 ----
int pointflag;
char func;
int realpos;
+ int longflag;
+ int longlongflag;
} *fmtpar, **fmtparptr;
/* Create enough structures to hold all arguments */
***************
*** 264,275 ****
--- 266,279 ----
realpos = position;
len = 0;
goto nextch;
+ /*
case '*':
if (pointflag)
maxwidth = va_arg(args, int);
else
len = va_arg(args, int);
goto nextch;
+ */
case '.':
pointflag = 1;
goto nextch;
***************
*** 301,316 ****
#endif
case 'u':
case 'U':
! /* fmtnum(value,base,dosign,ljust,len,zpad,&output) */
! if (longflag)
! {
! if (longlongflag)
! value = va_arg(args, uint64);
! else
! value = va_arg(args, unsigned long);
! }
! else
! value = va_arg(args, unsigned int);
fmtpar[fmtpos].fmtbegin = fmtbegin;
fmtpar[fmtpos].fmtend = format;
fmtpar[fmtpos].numvalue = value;
--- 305,312 ----
#endif
case 'u':
case 'U':
! fmtpar[fmtpos].longflag = longflag;
! fmtpar[fmtpos].longlongflag = longlongflag;
fmtpar[fmtpos].fmtbegin = fmtbegin;
fmtpar[fmtpos].fmtend = format;
fmtpar[fmtpos].numvalue = value;
***************
*** 325,340 ****
break;
case 'o':
case 'O':
! /* fmtnum(value,base,dosign,ljust,len,zpad,&output) */
! if (longflag)
! {
! if (longlongflag)
! value = va_arg(args, uint64);
! else
! value = va_arg(args, unsigned long);
! }
! else
! value = va_arg(args, unsigned int);
fmtpar[fmtpos].fmtbegin = fmtbegin;
fmtpar[fmtpos].fmtend = format;
fmtpar[fmtpos].numvalue = value;
--- 321,328 ----
break;
case 'o':
case 'O':
! fmtpar[fmtpos].longflag = longflag;
! fmtpar[fmtpos].longlongflag = longlongflag;
fmtpar[fmtpos].fmtbegin = fmtbegin;
fmtpar[fmtpos].fmtend = format;
fmtpar[fmtpos].numvalue = value;
***************
*** 349,365 ****
break;
case 'd':
case 'D':
! if (longflag)
! {
! if (longlongflag)
! {
! value = va_arg(args, int64);
! }
! else
! value = va_arg(args, long);
! }
! else
! value = va_arg(args, int);
fmtpar[fmtpos].fmtbegin = fmtbegin;
fmtpar[fmtpos].fmtend = format;
fmtpar[fmtpos].numvalue = value;
--- 337,344 ----
break;
case 'd':
case 'D':
! fmtpar[fmtpos].longflag = longflag;
! fmtpar[fmtpos].longlongflag = longlongflag;
fmtpar[fmtpos].fmtbegin = fmtbegin;
fmtpar[fmtpos].fmtend = format;
fmtpar[fmtpos].numvalue = value;
***************
*** 373,387 ****
fmtpos++;
break;
case 'x':
! if (longflag)
! {
! if (longlongflag)
! value = va_arg(args, uint64);
! else
! value = va_arg(args, unsigned long);
! }
! else
! value = va_arg(args, unsigned int);
fmtpar[fmtpos].fmtbegin = fmtbegin;
fmtpar[fmtpos].fmtend = format;
fmtpar[fmtpos].numvalue = value;
--- 352,359 ----
fmtpos++;
break;
case 'x':
! fmtpar[fmtpos].longflag = longflag;
! fmtpar[fmtpos].longlongflag = longlongflag;
fmtpar[fmtpos].fmtbegin = fmtbegin;
fmtpar[fmtpos].fmtend = format;
fmtpar[fmtpos].numvalue = value;
***************
*** 395,409 ****
fmtpos++;
break;
case 'X':
! if (longflag)
! {
! if (longlongflag)
! value = va_arg(args, uint64);
! else
! value = va_arg(args, unsigned long);
! }
! else
! value = va_arg(args, unsigned int);
fmtpar[fmtpos].fmtbegin = fmtbegin;
fmtpar[fmtpos].fmtend = format;
fmtpar[fmtpos].numvalue = value;
--- 367,374 ----
fmtpos++;
break;
case 'X':
! fmtpar[fmtpos].longflag = longflag;
! fmtpar[fmtpos].longlongflag = longlongflag;
fmtpar[fmtpos].fmtbegin = fmtbegin;
fmtpar[fmtpos].fmtend = format;
fmtpar[fmtpos].numvalue = value;
***************
*** 417,423 ****
fmtpos++;
break;
case 's':
- strvalue = va_arg(args, char *);
if (maxwidth > 0 || !pointflag)
{
if (pointflag && len > maxwidth)
--- 382,387 ----
***************
*** 435,441 ****
}
break;
case 'c':
- ch = va_arg(args, int);
fmtpar[fmtpos].fmtbegin = fmtbegin;
fmtpar[fmtpos].fmtend = format;
fmtpar[fmtpos].charvalue = ch;
--- 399,404 ----
***************
*** 448,454 ****
case 'f':
case 'g':
case 'G':
- fvalue = va_arg(args, double);
fmtpar[fmtpos].fmtbegin = fmtbegin;
fmtpar[fmtpos].fmtend = format;
fmtpar[fmtpos].fvalue = fvalue;
--- 411,416 ----
***************
*** 474,482 ****
}
}
performpr:
! /* shuffle pointers */
for(i = 1; i < fmtpos; i++)
fmtparptr[i] = &fmtpar[fmtpar[i].realpos];
output = buffer;
format = format_save;
while ((ch = *format++))
--- 436,472 ----
}
}
performpr:
! /* reorder pointers */
for(i = 1; i < fmtpos; i++)
fmtparptr[i] = &fmtpar[fmtpar[i].realpos];
+
+ /* assign values */
+ for(i = 1; i < fmtpos; i++){
+ switch(fmtparptr[i]->func){
+ case FMTSTR:
+ fmtparptr[i]->value = va_arg(args, char *);
+ break;
+ case FMTNUM:
+ if (fmtparptr[i]->longflag)
+ {
+ if (fmtparptr[i]->longlongflag)
+ fmtparptr[i]->numvalue = va_arg(args, uint64);
+ else
+ fmtparptr[i]->numvalue = va_arg(args, unsigned long);
+ }
+ else
+ fmtparptr[i]->numvalue = va_arg(args, unsigned int);
+ break;
+ case FMTFLOAT:
+ fmtparptr[i]->fvalue = va_arg(args, double);
+ break;
+ case FMTCHAR:
+ fmtparptr[i]->charvalue = va_arg(args, int);
+ break;
+ }
+ }
+
+ /* do the output */
output = buffer;
format = format_save;
while ((ch = *format++))
---------------------------(end of broadcast)---------------------------
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