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* util.c (rv_alloc, freedtoa): use our normal xmalloc()/xfree() because

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couldn't free the returned pointer from ruby_dtoa().

	* missing/vsnprintf.c (cvt): receive buffer and use/return it instead
	  of returning the pointer returned from BSD__dtoa().

	* missing/vsnprintf.c (BSD_vfprintf): pass buf to cvt() as the buffer.
	  [ruby-core:22184]



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22471 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
usa 2009-02-20 14:29:00 +00:00
parent 09396dcf21
commit 8563b285fb
3 changed files with 21 additions and 17 deletions
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11
ChangeLog
View file

@ -1,3 +1,14 @@
Fri Feb 20 23:28:11 2009 NAKAMURA Usaku <usa@ruby-lang.org>
* util.c (rv_alloc, freedtoa): use our normal xmalloc()/xfree() because
couldn't free the returned pointer from ruby_dtoa().
* missing/vsnprintf.c (cvt): receive buffer and use/return it instead
of returning the pointer returned from BSD__dtoa().
* missing/vsnprintf.c (BSD_vfprintf): pass buf to cvt() as the buffer.
[ruby-core:22184]
Thu Feb 19 22:59:09 2009 Tanaka Akira <akr@fsij.org>
* ext/socket/ancdata.c (make_io_for_unix_rights): cmsg_len may be

12
missing/vsnprintf.c
View file

@ -494,7 +494,7 @@ BSD__ultoa(register u_long val, char *endp, int base, int octzero, const char *x
#define BUF (MAXEXP+MAXFRACT+1) /* + decimal point */
#define DEFPREC 6
static char *cvt __P((double, int, int, char *, int *, int, int *));
static char *cvt __P((double, int, int, char *, int *, int, int *, char *));
static int exponent __P((char *, int, int));
#else /* no FLOATING_POINT */
@ -783,7 +783,7 @@ fp_begin: _double = va_arg(ap, double);
}
flags |= FPT;
cp = cvt(_double, prec, flags, &softsign,
&expt, ch, &ndig);
&expt, ch, &ndig, buf);
if (ch == 'g' || ch == 'G') {
if (expt <= -4 || (expt > prec && expt > 1))
ch = (ch == 'g') ? 'e' : 'E';
@ -1076,10 +1076,10 @@ error:
extern char *BSD__dtoa __P((double, int, int, int *, int *, char **));
static char *
cvt(value, ndigits, flags, sign, decpt, ch, length)
cvt(value, ndigits, flags, sign, decpt, ch, length, buf)
double value;
int ndigits, flags, *decpt, ch, *length;
char *sign;
char *sign, *buf;
{
int mode, dsgn;
char *digits, *bp, *rve;
@ -1098,6 +1098,10 @@ cvt(value, ndigits, flags, sign, decpt, ch, length)
*sign = '\000';
}
digits = BSD__dtoa(value, mode, ndigits, decpt, &dsgn, &rve);
memcpy(buf, digits, rve - digits);
xfree(digits);
rve = buf + (rve - digits);
digits = buf;
if (flags & ALT) { /* Print trailing zeros */
bp = digits + ndigits;
if (ch == 'f') {

15
util.c
View file

@ -3058,20 +3058,11 @@ static char *dtoa_result;
static char *
rv_alloc(int i)
{
int j, k, *r;
j = sizeof(ULong);
for (k = 0;
sizeof(Bigint) - sizeof(ULong) - sizeof(int) + j <= i;
j <<= 1)
k++;
r = (int*)Balloc(k);
*r = k;
return
#ifndef MULTIPLE_THREADS
dtoa_result =
#endif
(char *)(r+1);
xmalloc(i);
}
static char *
@ -3096,9 +3087,7 @@ nrv_alloc(const char *s, char **rve, int n)
static void
freedtoa(char *s)
{
Bigint *b = (Bigint *)((int *)s - 1);
b->maxwds = 1 << (b->k = *(int*)b);
Bfree(b);
xfree(s);
}
#endif