diff options
Diffstat (limited to 'mbutil.c')
| -rw-r--r-- | mbutil.c | 20 |
1 files changed, 14 insertions, 6 deletions
@@ -205,14 +205,16 @@ _rl_get_char_len (src, ps) 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) @@ -225,9 +227,12 @@ _rl_get_char_len (src, ps) 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; @@ -276,8 +281,11 @@ _rl_adjust_point(string, point, ps) 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; } |