diff options
Diffstat (limited to 'Src/Zle/zle_utils.c')
-rw-r--r-- | Src/Zle/zle_utils.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/Src/Zle/zle_utils.c b/Src/Zle/zle_utils.c index 6583ef503..a146b67c0 100644 --- a/Src/Zle/zle_utils.c +++ b/Src/Zle/zle_utils.c @@ -294,6 +294,16 @@ stringaszleline(char *instr, int incs, int *outll, int *outsz, int *outcs) * (certainly true for Unicode and unlikely to be false * in any non-pathological multibyte representation). */ cnt = 1; + } else if (cnt > ll) { + /* + * Some multibyte implementations return the + * full length of a previous incomplete character + * instead of the remaining length. + * This is paranoia: it only applies if we start + * midway through a multibyte character, which + * presumably can't happen. + */ + cnt = ll; } if (outcs) { @@ -843,6 +853,12 @@ showmsg(char const *msg) cnt = 1; /* FALL THROUGH */ default: + /* + * Paranoia: only needed if we start in the middle + * of a multibyte string and only in some implementations. + */ + if (cnt > ulen) + cnt = ulen; n = wcs_nicechar(c, &width, NULL); break; } |