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| author | Peter Stephenson <pws@users.sourceforge.net> | 2004-01-05 17:28:49 +0000 |
|---|---|---|
| committer | Peter Stephenson <pws@users.sourceforge.net> | 2004-01-05 17:28:49 +0000 |
| commit | 66329cbe4c9842e6515d8a1b07b83b2ef3bcae35 (patch) | |
| tree | b5c1819f62f8712f716a0fb3dde04f06bef9590b | |
| parent | zsh-users/6969. (diff) | |
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19336: Src/Zle/compmatch.c: Bug with metafied characters in length of
completion prefix
| -rw-r--r-- | ChangeLog | 8 | ||||
| -rw-r--r-- | Src/Zle/compmatch.c | 9 |
2 files changed, 16 insertions, 1 deletions
@@ -1,3 +1,11 @@ +2004-01-05 Peter Stephenson <pws@csr.com> + + * 19336: Src/Zle/compmatch.c: Matches were compared in length + treating Meta characters as ordinary characters. This could + result in a common prefix being truncated immediately after + the Meta. This generated an invalid metafied string which + could cause the shell to crash. + 2004-01-05 Wayne Davison <wayned@users.sourceforge.net> * zsh-users/6969: Src/builtin.c: made an eval of an empty string diff --git a/Src/Zle/compmatch.c b/Src/Zle/compmatch.c index f4c720a87..74b2725eb 100644 --- a/Src/Zle/compmatch.c +++ b/Src/Zle/compmatch.c @@ -1584,8 +1584,15 @@ sub_match(Cmdata md, char *str, int len, int sfx) if (check_cmdata(md, sfx)) return ret; + /* + * Look for a common prefix. Be careful not to include + * a widowed Meta in the prefix. If we do include metafied + * characters, at this stage we still need the overall length + * including Meta's as separate characters. + */ for (l = 0, p = str, q = md->str; - l < len && l < md->len && p[ind] == q[ind]; + l < len && l < md->len && p[ind] == q[ind] + && (p[ind] != Meta || p[ind+1] == q[ind+1]); l++, p += add, q += add); if (l) { |