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* deletePath(): some operating systems (e.g., Mac OS X) don't like it

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when we delete entries from a directory while we are reading it.
  So read the directory into memory, then delete its contents.
This commit is contained in:
Eelco Dolstra 2003-08-08 14:55:56 +00:00
parent 4b7b0bd12c
commit c602930e08
1 changed files with 8 additions and 1 deletions
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9
src/util.cc
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@ -108,21 +108,28 @@ bool pathExists(const string & path)
void deletePath(string path) void deletePath(string path)
{ {
msg(lvlVomit, format("deleting path `%1%'") % path);
struct stat st; struct stat st;
if (lstat(path.c_str(), &st)) if (lstat(path.c_str(), &st))
throw SysError(format("getting attributes of path %1%") % path); throw SysError(format("getting attributes of path %1%") % path);
if (S_ISDIR(st.st_mode)) { if (S_ISDIR(st.st_mode)) {
Strings names;
DIR * dir = opendir(path.c_str()); DIR * dir = opendir(path.c_str());
struct dirent * dirent; struct dirent * dirent;
while (errno = 0, dirent = readdir(dir)) { while (errno = 0, dirent = readdir(dir)) {
string name = dirent->d_name; string name = dirent->d_name;
if (name == "." || name == "..") continue; if (name == "." || name == "..") continue;
deletePath(path + "/" + name); names.push_back(name);
} }
closedir(dir); /* !!! close on exception */ closedir(dir); /* !!! close on exception */
for (Strings::iterator i = names.begin(); i != names.end(); i++)
deletePath(path + "/" + *i);
} }
if (remove(path.c_str()) == -1) if (remove(path.c_str()) == -1)