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* `nix-store --gc' prints out the number of bytes freed on stdout

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(even when it is interrupted by a signal).
This commit is contained in:
Eelco Dolstra 2005-12-15 21:11:39 +00:00
parent 5144f750c4
commit 530b27df1e
7 changed files with 45 additions and 11 deletions
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16
src/libutil/util.cc
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@ -194,7 +194,7 @@ void writeFile(const Path & path, const string & s)
}
static void _deletePath(const Path & path)
static void _deletePath(const Path & path, unsigned long long & bytesFreed)
{
checkInterrupt();
@ -204,6 +204,8 @@ static void _deletePath(const Path & path)
if (lstat(path.c_str(), &st))
throw SysError(format("getting attributes of path `%1%'") % path);
bytesFreed += st.st_size;
if (S_ISDIR(st.st_mode)) {
Strings names = readDirectory(path);
@ -214,7 +216,7 @@ static void _deletePath(const Path & path)
}
for (Strings::iterator i = names.begin(); i != names.end(); ++i)
_deletePath(path + "/" + *i);
_deletePath(path + "/" + *i, bytesFreed);
}
if (remove(path.c_str()) == -1)
@ -223,10 +225,18 @@ static void _deletePath(const Path & path)
void deletePath(const Path & path)
{
unsigned long long dummy;
deletePath(path, dummy);
}
void deletePath(const Path & path, unsigned long long & bytesFreed)
{
startNest(nest, lvlDebug,
format("recursively deleting path `%1%'") % path);
_deletePath(path);
bytesFreed = 0;
_deletePath(path, bytesFreed);
}