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* strfuncs.cc (sys_cp_wcstombs): save and restore previous errno value.

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(sys_cp_mbstowcs): Ditto.
This commit is contained in:
Corinna Vinschen
2009-05-08 20:28:20 +00:00
parent 0e6edb13c6
commit 4dff3fed7d
2 changed files with 8 additions and 1 deletions
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6
winsup/cygwin/ChangeLog
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@@ -1,3 +1,9 @@
2009-05-08 Corinna Vinschen <corinna@vinschen.de>
IWAMURO Motonori <deenheart@gmail.com>
* strfuncs.cc (sys_cp_wcstombs): save and restore previous errno value.
(sys_cp_mbstowcs): Ditto.
2009-05-08 IWAMURO Motonori <deenheart@gmail.com>
* strfuncs.cc (sys_cp_wcstombs): Set errno to 0 before converting

3
winsup/cygwin/strfuncs.cc
View File

@@ -416,6 +416,7 @@ sys_cp_wcstombs (wctomb_p f_wctomb, char *charset, char *dst, size_t len,
wchar_t *pwcs = (wchar_t *) src;
size_t n = 0;
mbstate_t ps;
save_errno save;
memset (&ps, 0, sizeof ps);
if (dst == NULL)
@@ -432,7 +433,6 @@ sys_cp_wcstombs (wctomb_p f_wctomb, char *charset, char *dst, size_t len,
ASCII SO; UTF-8 representation of invalid char. */
if (bytes == -1 && *charset != 'U'/*TF-8*/)
{
_REENT->_errno = 0;
buf[0] = 0x0e; /* ASCII SO */
bytes = __utf8_wctomb (_REENT, buf + 1, pw, charset, &ps);
if (bytes == -1)
@@ -523,6 +523,7 @@ sys_cp_mbstowcs (mbtowc_p f_mbtowc, char *charset, wchar_t *dst, size_t dlen,
size_t len = dlen;
int bytes;
mbstate_t ps;
save_errno save;
memset (&ps, 0, sizeof ps);
if (dst == NULL)