A move of a directory should find the entries in the index by
searching for the name _including_ the slash. Otherwise, the
directory can be shadowed by a file when it matches the prefix
and is lexicographically smaller, e.g. "ab.c" shadows "ab/".
Noticed by Sergey Vlasov.
Signed-off-by: Johannes Schindelin <Johannes.Schindelin@xxxxxx>
---
Good catch. Thanks!
builtin-mv.c | 11 +++++++----
1 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/builtin-mv.c b/builtin-mv.c
index 54dd3bf..d14a4a7 100644
--- a/builtin-mv.c
+++ b/builtin-mv.c
@@ -146,21 +146,24 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
&& lstat(dst, &st) == 0)
bad = "cannot move directory over file";
else if (src_is_dir) {
+ const char *src_w_slash = add_slash(src);
+ int len_w_slash = length + 1;
int first, last;
modes[i] = WORKING_DIRECTORY;
- first = cache_name_pos(src, length);
+ first = cache_name_pos(src_w_slash, len_w_slash);
if (first >= 0)
- die ("Huh? %s/ is in index?", src);
+ die ("Huh? %.*s is in index?",
+ len_w_slash, src_w_slash);
first = -1 - first;
for (last = first; last < active_nr; last++) {
const char *path = active_cache[last]->name;
- if (strncmp(path, src, length)
- || path[length] != '/')
+ if (strncmp(path, src_w_slash, len_w_slash))
break;
}
+ free((char *)src_w_slash);
if (last - first < 1)
bad = "source directory is empty";
--
1.4.4.1.g317bd
-
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