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* sprintf.c (rb_f_sprintf): adjust precision length to prevent

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splitting multi-byte characters.  [ruby-list:42389]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@10255 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2006-06-12 13:30:32 +00:00
parent 3a1f31129e
commit a2f6c40d2d
2 changed files with 23 additions and 0 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Mon Jun 12 22:25:09 2006 Yukihiro Matsumoto <matz@ruby-lang.org>
* sprintf.c (rb_f_sprintf): adjust precision length to prevent
splitting multi-byte characters. [ruby-list:42389]
Sun Jun 11 23:20:07 2006 Nobuyoshi Nakada <nobu@ruby-lang.org>
* lib/optparse.rb (OptionParser::Arguable#getopts): pass self to the

18
sprintf.c
View file

@ -13,6 +13,7 @@
**********************************************************************/
#include "ruby.h"
#include "re.h"
#include <ctype.h>
#include <math.h>
@ -413,6 +414,23 @@ rb_f_sprintf(argc, argv)
len = prec;
}
}
{
char *s, *send;
long l;
s = RSTRING(str)->ptr;
send = s + RSTRING(str)->len;
l = 0;
while (s < send) {
long n = mbclen(*s);
if (l + n > len) {
len = l;
break;
}
l += n;
s += n;
}
}
if (flags&FWIDTH) {
if (width > len) {
CHECK(width);