int d_vfprintf(FILE *f, const char *format, va_list ap)
{
char *p = NULL, *p2 = NULL;
int ret, maxlen, clen;
const char *msgstr;
va_list ap2;
va_copy(ap2, ap);
/* do any message translations */
msgstr = lang_msg(format);
if (!msgstr) {
ret = -1;
goto out;
}
ret = vasprintf(&p, msgstr, ap2);
lang_msg_free(msgstr);
if (ret <= 0) {
ret = -1;
goto out;
}
/* now we have the string in unix format, convert it to the display
charset, but beware of it growing */
maxlen = ret*2;
again:
p2 = (char *)SMB_MALLOC(maxlen);
if (!p2) {
ret = -1;
goto out;
}
clen = convert_string(CH_UNIX, CH_DISPLAY, p, ret, p2, maxlen, True);
if (clen == -1) {
ret = -1;
goto out;
}
if (clen >= maxlen) {
/* it didn't fit - try a larger buffer */
maxlen *= 2;
SAFE_FREE(p2);
goto again;
}
/* good, its converted OK */
ret = fwrite(p2, 1, clen, f);
out:
SAFE_FREE(p);
SAFE_FREE(p2);
va_end(ap2);
return ret;
}
/*
when the _() translation macro is used there is no obvious place to free
the resulting string and there is no easy way to give a static pointer.
All we can do is rotate between some static buffers and hope a single d_printf()
doesn't have more calls to _() than the number of buffers
*/
const char *lang_msg_rotate(const char *msgid)
{
#define NUM_LANG_BUFS 16
char *msgstr;
static pstring bufs[NUM_LANG_BUFS];
static int next;
msgstr = (char *)lang_msg(msgid);
if (!msgstr) return msgid;
pstrcpy(bufs[next], msgstr);
msgstr = bufs[next];
next = (next+1) % NUM_LANG_BUFS;
return msgstr;
}
