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Backport libretro-common changes

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This commit is contained in:
twinaphex 2020-09-30 14:50:17 +02:00
parent f0430aa543
commit 3072342b2c
1 changed files with 7 additions and 9 deletions
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16
libretro-common/compat/compat_snprintf.c
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@ -46,27 +46,25 @@ static int c89_vscprintf_retro__(const char *format, va_list pargs)
/* http://stackoverflow.com/questions/2915672/snprintf-and-visual-studio-2010 */
int c99_vsnprintf_retro__(char *outBuf, size_t size, const char *format, va_list ap)
int c99_vsnprintf_retro__(char *s, size_t len, const char *format, va_list ap)
{
int count = -1;
if (size != 0)
if (len != 0)
{
#if (_MSC_VER <= 1310)
count = _vsnprintf(outBuf, size - 1, format, ap);
count = _vsnprintf(s, len - 1, format, ap);
#else
count = _vsnprintf_s(outBuf, size, size - 1, format, ap);
count = _vsnprintf_s(s, len, len - 1, format, ap);
#endif
}
if (count == -1)
count = _vscprintf(format, ap);
if (count == size)
{
/* there was no room for a NULL, so truncate the last character */
outBuf[size - 1] = '\0';
}
/* there was no room for a NULL, so truncate the last character */
if (count == len && len)
s[len - 1] = '\0';
return count;
}