archive/ruby
1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2025-09-15 16:44:01 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 4

* bignum.c (big2str_find_n1): removed extraneous element.

Browse source 
[ruby-dev:32351], [ruby-dev:32365]

* bignum.c (big2str_find_n1): returns necessary digits now.

* sprintf.c (remove_sign_bits): extends sign bit first.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14034 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2007-11-27 17:42:12 +00:00
parent 0cdd3bced5
commit 6eea7a7c71
3 changed files with 35 additions and 28 deletions
Download patch file Download diff file Expand all files Collapse all files

8
sprintf.c
View file

@ -19,6 +19,8 @@
#include <stdarg.h>
#define BIT_DIGITS(N) (((N)*146)/485 + 1) /* log2(10) =~ 146/485 */
#define BITSPERDIG (SIZEOF_BDIGITS*CHAR_BIT)
#define EXTENDSIGN(n, l) (((~0 << (n)) >> (((n)*(l)) % BITSPERDIG)) & ~(~0 << (n)))
static void fmt_setup(char*,int,int,int,int);
@ -35,7 +37,7 @@ remove_sign_bits(char *str, int base)
}
}
else if (base == 8) {
if (*t == '3') t++;
*t |= EXTENDSIGN(3, strlen(t));
while (*t == '7') {
t++;
}
@ -662,7 +664,7 @@ rb_str_format(int argc, const VALUE *argv, VALUE fmt)
val = rb_big_clone(val);
rb_big_2comp(val);
}
tmp1 = tmp = rb_big2str0(val, base, Qtrue);
tmp1 = tmp = rb_big2str0(val, base, RBIGNUM_SIGN(val));
s = RSTRING_PTR(tmp);
if (*s == '-') {
if (base == 10) {
@ -695,7 +697,7 @@ rb_str_format(int argc, const VALUE *argv, VALUE fmt)
if (*p == 'X') {
char *pp = s;
int c;
while (c = (int)*pp) {
while ((c = (int)(unsigned char)*pp) != 0) {
*pp = rb_enc_toupper(c, enc);
pp++;
}