U_CAPI int32_t U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
u_vsnprintf(UChar *buffer,
int32_t count,
const char *locale,
const char *patternSpecification,
va_list ap)
{
int32_t written;
UChar *pattern;
UChar patBuffer[UFMT_DEFAULT_BUFFER_SIZE];
int32_t size = (int32_t)strlen(patternSpecification) + 1;
/* convert from the default codepage to Unicode */
if (size >= MAX_UCHAR_BUFFER_SIZE(patBuffer)) {
pattern = (UChar *)uprv_malloc(size * sizeof(UChar));
if(pattern == 0) {
return 0;
}
}
else {
pattern = patBuffer;
}
ufmt_defaultCPToUnicode(patternSpecification, size, pattern, size);
/* do the work */
written = u_vsnprintf_u(buffer, count, locale, pattern, ap);
/* clean up */
if (pattern != patBuffer) {
uprv_free(pattern);
}
return written;
}
U_CAPI int32_t U_EXPORT2
u_vsprintf_u(UChar *buffer,
const UChar *patternSpecification,
va_list ap)
{
return u_vsnprintf_u(buffer, INT32_MAX, patternSpecification, ap);
}
U_CAPI int32_t U_EXPORT2
u_sprintf_u(UChar *buffer,
const UChar *patternSpecification,
... )
{
va_list ap;
int32_t written;
va_start(ap, patternSpecification);
written = u_vsnprintf_u(buffer, INT32_MAX, patternSpecification, ap);
va_end(ap);
return written;
}
U_CAPI int32_t U_EXPORT2
u_snprintf_u(UChar *buffer,
int32_t count,
const char *locale,
const UChar *patternSpecification,
... )
{
va_list ap;
int32_t written;
va_start(ap, patternSpecification);
written = u_vsnprintf_u(buffer, count, locale, patternSpecification, ap);
va_end(ap);
return written;
}
