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* libc/stdlib/wcstombs_r.c (_wcstombs_r): Handle invalid characters 

correctly also in the s==NULL case.
This commit is contained in:
Corinna Vinschen 2010-01-19 21:14:53 +00:00
parent 2a2b1437e7
commit 8c72ebb7e0
2 changed files with 13 additions and 3 deletions
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5
newlib/ChangeLog
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@ -1,3 +1,8 @@
2010-01-19 Corinna Vinschen <corinna@vinschen.de>
* libc/stdlib/wcstombs_r.c (_wcstombs_r): Handle invalid characters
correctly also in the s==NULL case.
2010-01-17 Corinna Vinschen <corinna@vinschen.de>
* libc/locale/locale.c (loadlocale): Change comments to refer to

11
newlib/libc/stdlib/wcstombs_r.c
View File

@ -13,20 +13,25 @@ _DEFUN (_wcstombs_r, (reent, s, pwcs, n, state),
char *ptr = s;
size_t max = n;
char buff[8];
int i, num_to_copy;
int i, bytes, num_to_copy;
if (s == NULL)
{
size_t num_bytes = 0;
while (*pwcs != 0)
num_bytes += __wctomb (r, buff, *pwcs++, __locale_charset (), state);
{
bytes = __wctomb (r, buff, *pwcs++, __locale_charset (), state);
if (bytes == -1)
return -1;
num_bytes += bytes;
}
return num_bytes;
}
else
{
while (n > 0)
{
int bytes = __wctomb (r, buff, *pwcs, __locale_charset (), state);
bytes = __wctomb (r, buff, *pwcs, __locale_charset (), state);
if (bytes == -1)
return -1;
num_to_copy = (n > bytes ? bytes : (int)n);