Aren/haiku
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dir_remove() now handles a path which ends with "/./" and fixed #6817.

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Another way would be to disallow removing such a path, as Linux does.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@40819 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Jérôme Duval 2011-03-05 17:17:19 +00:00
parent 1075cc34a0
commit 8775d8d25d
1 changed files with 8 additions and 8 deletions
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16
src/system/kernel/fs/vfs.cpp
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@ -5813,22 +5813,22 @@ dir_remove(int fd, char* path, bool kernel)
if (path != NULL) {
// we need to make sure our path name doesn't stop with "/", ".",
// or ".."
char* lastSlash = strrchr(path, '/');
if (lastSlash != NULL) {
char* lastSlash;
while ((lastSlash = strrchr(path, '/')) != NULL) {
char* leaf = lastSlash + 1;
if (!strcmp(leaf, ".."))
return B_NOT_ALLOWED;
// omit multiple slashes
while (lastSlash > path && lastSlash[-1] == '/') {
while (lastSlash > path && lastSlash[-1] == '/')
lastSlash--;
}
if (!leaf[0]
|| !strcmp(leaf, ".")) {
// "name/" -> "name", or "name/." -> "name"
lastSlash[0] = '\0';
if (leaf[0]
&& strcmp(leaf, ".")) {
break;
}
// "name/" -> "name", or "name/." -> "name"
lastSlash[0] = '\0';
}
if (!strcmp(path, ".") || !strcmp(path, ".."))