static void cr PARAMS((void));
#if defined (HANDLE_MULTIBYTE)
-static int _rl_col_width PARAMS((char *, int, int));
+static int _rl_col_width PARAMS((const char *, int, int));
static int *_rl_wrapped_line;
#else
# define _rl_col_width(l, s, e) (((e) <= (s)) ? 0 : (e) - (s))
{
_rl_output_some_chars (nfd + lendiff, temp - lendiff);
#if 0
- _rl_last_c_pos += _rl_col_width (nfd+lendiff, 0, temp-lendiff) - col_lendiff;
-#else
_rl_last_c_pos += _rl_col_width (nfd+lendiff, 0, temp-col_lendiff);
+#else
+ _rl_last_c_pos += _rl_col_width (nfd+lendiff, 0, temp-lendiff);
#endif
}
}
#if defined (HANDLE_MULTIBYTE)
/* If we have multibyte characters, NEW is indexed by the buffer point in
a multibyte string, but _rl_last_c_pos is the display position. In
- this case, NEW's display position is not obvious. */
- if ((MB_CUR_MAX == 1 || rl_byte_oriented ) && _rl_last_c_pos == new) return;
+ this case, NEW's display position is not obvious and must be
+ calculated. */
+ if (MB_CUR_MAX == 1 || rl_byte_oriented)
+ {
+ if (_rl_last_c_pos == new)
+ return;
+ }
+ else if (_rl_last_c_pos == _rl_col_width (data, 0, new))
+ return;
#else
if (_rl_last_c_pos == new) return;
#endif
#endif
{
if (MB_CUR_MAX > 1 && rl_byte_oriented == 0)
- {
- tputs (_rl_term_cr, 1, _rl_output_character_function);
- for (i = 0; i < new; i++)
- putc (data[i], rl_outstream);
- }
+ _rl_backspace (_rl_last_c_pos - _rl_col_width (data, 0, new));
else
_rl_backspace (_rl_last_c_pos - new);
}
scan from the beginning of the string to take the state into account. */
static int
_rl_col_width (str, start, end)
- char *str;
+ const char *str;
int start, end;
{
wchar_t wc;
return width;
}
#endif /* HANDLE_MULTIBYTE */
-
if (tmp == (size_t)(-2))
{
/* shorted to compose multibyte char */
- memset (ps, 0, sizeof(mbstate_t));
+ if (ps)
+ memset (ps, 0, sizeof(mbstate_t));
return -2;
}
else if (tmp == (size_t)(-1))
{
/* invalid to compose multibyte char */
/* initialize the conversion state */
- memset (ps, 0, sizeof(mbstate_t));
+ if (ps)
+ memset (ps, 0, sizeof(mbstate_t));
return -1;
}
else if (tmp == (size_t)0)
return 1. Otherwise return 0. */
int
_rl_compare_chars (buf1, pos1, ps1, buf2, pos2, ps2)
- char *buf1, *buf2;
- mbstate_t *ps1, *ps2;
- int pos1, pos2;
+ char *buf1;
+ int pos1;
+ mbstate_t *ps1;
+ char *buf2;
+ int pos2;
+ mbstate_t *ps2;
{
int i, w1, w2;
pos++;
/* clear the state of the byte sequence, because
in this case effect of mbstate is undefined */
- memset (ps, 0, sizeof (mbstate_t));
+ if (ps)
+ memset (ps, 0, sizeof (mbstate_t));
}
+ else if (tmp == 0)
+ pos++;
else
pos += tmp;
}