safe_ungetch(SCREEN *sp, int ch)
{
int rc = ERR;
T((T_CALLED("ungetch(%p,%s)"), (void *) sp, _nc_tracechar(sp, ch)));
if (tail != -1) {
if (head == -1) {
head = 0;
t_inc();
peek = tail; /* no raw keys */
} else
h_dec();
sp->_fifo[head] = ch;
T(("ungetch %s ok", _nc_tracechar(sp, ch)));
#ifdef TRACE
if (USE_TRACEF(TRACE_IEVENT)) {
_nc_fifo_dump(sp);
_nc_unlock_global(tracef);
}
#endif
rc = OK;
}
returnCode(rc);
}
_tracecchar_t2(int bufnum, const cchar_t *ch)
{
char *result = _nc_trace_buf(bufnum, BUFSIZ);
attr_t attr;
const char *found;
if (result != 0) {
strcpy(result, l_brace);
if (ch != 0) {
attr = AttrOfD(ch);
if ((found = _nc_altcharset_name(attr, (chtype) CharOfD(ch))) != 0) {
(void) _nc_trace_bufcat(bufnum, found);
attr &= ~A_ALTCHARSET;
} else if (isWidecExt(CHDEREF(ch))) {
(void) _nc_trace_bufcat(bufnum, "{NAC}");
attr &= ~A_CHARTEXT;
} else {
PUTC_DATA;
int n;
PUTC_INIT;
(void) _nc_trace_bufcat(bufnum, "{ ");
for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) {
PUTC_ch = ch->chars[PUTC_i];
if (PUTC_ch == L'\0') {
if (PUTC_i == 0)
result = _nc_trace_bufcat(bufnum, "\\000");
break;
}
PUTC_n = wcrtomb(PUTC_buf, ch->chars[PUTC_i], &PUT_st);
if (PUTC_n <= 0) {
if (PUTC_ch != L'\0') {
/* it could not be a multibyte sequence */
(void) _nc_trace_bufcat(bufnum,
_nc_tracechar(CURRENT_SCREEN,
UChar(ch->chars[PUTC_i])));
}
break;
}
for (n = 0; n < PUTC_n; n++) {
if (n)
(void) _nc_trace_bufcat(bufnum, ", ");
(void) _nc_trace_bufcat(bufnum,
_nc_tracechar(CURRENT_SCREEN,
UChar(PUTC_buf[n])));
}
}
(void) _nc_trace_bufcat(bufnum, " }");
}
if (attr != A_NORMAL) {
(void) _nc_trace_bufcat(bufnum, " | ");
(void) _nc_trace_bufcat(bufnum, _traceattr2(bufnum + 20, attr));
}
}
result = _nc_trace_bufcat(bufnum, r_brace);
}
return result;
}
_nc_fifo_dump(SCREEN *sp)
{
int i;
T(("head = %d, tail = %d, peek = %d", head, tail, peek));
for (i = 0; i < 10; i++)
T(("char %d = %s", i, _nc_tracechar(sp, sp->_fifo[i])));
}
_tracechtype2(int bufnum, chtype ch)
{
char *result = _nc_trace_buf(bufnum, (size_t) BUFSIZ);
if (result != 0) {
const char *found;
attr_t attr = ChAttrOf(ch);
_nc_STRCPY(result, l_brace, TRACE_BUF_SIZE(bufnum));
if ((found = _nc_altcharset_name(attr, ch)) != 0) {
(void) _nc_trace_bufcat(bufnum, found);
attr &= ~A_ALTCHARSET;
} else
(void) _nc_trace_bufcat(bufnum,
_nc_tracechar(CURRENT_SCREEN,
(int) ChCharOf(ch)));
if (attr != A_NORMAL) {
(void) _nc_trace_bufcat(bufnum, " | ");
(void) _nc_trace_bufcat(bufnum,
_traceattr2(bufnum + 20, attr));
}
result = _nc_trace_bufcat(bufnum, r_brace);
}
return result;
}
static NCURSES_INLINE int
fifo_pull(SCREEN *sp)
{
int ch;
ch = sp->_fifo[head];
TR(TRACE_IEVENT, ("pulling %s from %d", _nc_tracechar(sp, ch), head));
if (peek == head) {
h_inc();
peek = head;
} else
h_inc();
#ifdef TRACE
if (USE_TRACEF(TRACE_IEVENT)) {
_nc_fifo_dump(sp);
_nc_unlock_global(tracef);
}
#endif
return ch;
}
_tracechtype2(int bufnum, chtype ch)
{
const char *found;
char *result = _nc_trace_buf(bufnum, BUFSIZ);
if (result != 0) {
strcpy(result, l_brace);
if ((found = _nc_altcharset_name(ChAttrOf(ch), ch)) != 0) {
(void) _nc_trace_bufcat(bufnum, found);
} else
(void) _nc_trace_bufcat(bufnum,
_nc_tracechar(CURRENT_SCREEN,
(int) ChCharOf(ch)));
if (ChAttrOf(ch) != A_NORMAL) {
(void) _nc_trace_bufcat(bufnum, " | ");
(void) _nc_trace_bufcat(bufnum,
_traceattr2(bufnum + 20, ChAttrOf(ch)));
}
result = _nc_trace_bufcat(bufnum, r_brace);
}
return result;
}
_tracechar(int ch)
{
return _nc_tracechar(SP, ch);
}
_tracechar(int ch)
{
return _nc_tracechar(CURRENT_SCREEN, ch);
}
NCURSES_SP_NAME(ungetch) (NCURSES_SP_DCLx int ch)
{
T((T_CALLED("ungetch(%s)"), _nc_tracechar(SP_PARM, ch)));
returnCode(_nc_ungetch(SP_PARM, ch));
}
_tracecchar_t2(int bufnum, const cchar_t *ch)
{
char *result = _nc_trace_buf(bufnum, (size_t) BUFSIZ);
if (result != 0) {
_nc_STRCPY(result, l_brace, TRACE_BUF_SIZE(bufnum));
if (ch != 0) {
const char *found;
attr_t attr = AttrOfD(ch);
if ((found = _nc_altcharset_name(attr, (chtype) CharOfD(ch))) != 0) {
(void) _nc_trace_bufcat(bufnum, found);
attr &= ~A_ALTCHARSET;
} else if (isWidecExt(CHDEREF(ch))) {
(void) _nc_trace_bufcat(bufnum, "{NAC}");
attr &= ~A_CHARTEXT;
} else {
PUTC_DATA;
int n;
(void) _nc_trace_bufcat(bufnum, "{ ");
for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) {
PUTC_ch = ch->chars[PUTC_i];
if (PUTC_ch == L'\0') {
if (PUTC_i == 0)
(void) _nc_trace_bufcat(bufnum, "\\000");
break;
}
PUTC_INIT;
PUTC_n = (int) wcrtomb(PUTC_buf, ch->chars[PUTC_i], &PUT_st);
if (PUTC_n <= 0) {
if (PUTC_ch != L'\0') {
/* it could not be a multibyte sequence */
(void) _nc_trace_bufcat(bufnum,
_nc_tracechar(CURRENT_SCREEN,
UChar(ch->chars[PUTC_i])));
}
break;
} else if (ch->chars[PUTC_i] > 255) {
char temp[80];
_nc_SPRINTF(temp, _nc_SLIMIT(sizeof(temp))
"{%d:\\u%lx}",
wcwidth(ch->chars[PUTC_i]),
(unsigned long) ch->chars[PUTC_i]);
(void) _nc_trace_bufcat(bufnum, temp);
break;
}
for (n = 0; n < PUTC_n; n++) {
if (n)
(void) _nc_trace_bufcat(bufnum, ", ");
(void) _nc_trace_bufcat(bufnum,
_nc_tracechar(CURRENT_SCREEN,
UChar(PUTC_buf[n])));
}
}
(void) _nc_trace_bufcat(bufnum, " }");
}
if (attr != A_NORMAL) {
(void) _nc_trace_bufcat(bufnum, " | ");
(void) _nc_trace_bufcat(bufnum, _traceattr2(bufnum + 20, attr));
}
#if NCURSES_EXT_COLORS
/*
* Just in case the extended color is different from the chtype
* value, trace both.
*/
if (ch->ext_color != PairNumber(attr)) {
char temp[80];
_nc_SPRINTF(temp, _nc_SLIMIT(sizeof(temp))
" X_COLOR{%d:%d}", ch->ext_color, PairNumber(attr));
(void) _nc_trace_bufcat(bufnum, temp);
}
#endif
}
result = _nc_trace_bufcat(bufnum, r_brace);
}
return result;
}
ungetch(int ch)
{
T((T_CALLED("ungetch(%s)"), _nc_tracechar(SP, ch)));
returnCode(_nc_ungetch(SP, ch));
}
