forked from lix-project/lix
AutoCloseDir: Use std::unique_ptr
This commit is contained in:
parent
2b9d0a99cb
commit
8079ab87a2
|
@ -379,7 +379,7 @@ void LocalStore::findRuntimeRoots(PathSet & roots)
|
||||||
auto digitsRegex = std::regex(R"(^\d+$)");
|
auto digitsRegex = std::regex(R"(^\d+$)");
|
||||||
auto mapRegex = std::regex(R"(^\s*\S+\s+\S+\s+\S+\s+\S+\s+\S+\s+(/\S+)\s*$)");
|
auto mapRegex = std::regex(R"(^\s*\S+\s+\S+\s+\S+\s+\S+\s+\S+\s+(/\S+)\s*$)");
|
||||||
auto storePathRegex = std::regex(quoteRegexChars(storeDir) + R"(/[0-9a-z]+[0-9a-zA-Z\+\-\._\?=]*)");
|
auto storePathRegex = std::regex(quoteRegexChars(storeDir) + R"(/[0-9a-z]+[0-9a-zA-Z\+\-\._\?=]*)");
|
||||||
while (errno = 0, ent = readdir(procDir)) {
|
while (errno = 0, ent = readdir(procDir.get())) {
|
||||||
checkInterrupt();
|
checkInterrupt();
|
||||||
if (std::regex_match(ent->d_name, digitsRegex)) {
|
if (std::regex_match(ent->d_name, digitsRegex)) {
|
||||||
readProcLink((format("/proc/%1%/exe") % ent->d_name).str(), paths);
|
readProcLink((format("/proc/%1%/exe") % ent->d_name).str(), paths);
|
||||||
|
@ -393,14 +393,14 @@ void LocalStore::findRuntimeRoots(PathSet & roots)
|
||||||
throw SysError(format("opening %1%") % fdStr);
|
throw SysError(format("opening %1%") % fdStr);
|
||||||
}
|
}
|
||||||
struct dirent * fd_ent;
|
struct dirent * fd_ent;
|
||||||
while (errno = 0, fd_ent = readdir(fdDir)) {
|
while (errno = 0, fd_ent = readdir(fdDir.get())) {
|
||||||
if (fd_ent->d_name[0] != '.') {
|
if (fd_ent->d_name[0] != '.') {
|
||||||
readProcLink((format("%1%/%2%") % fdStr % fd_ent->d_name).str(), paths);
|
readProcLink((format("%1%/%2%") % fdStr % fd_ent->d_name).str(), paths);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
if (errno)
|
if (errno)
|
||||||
throw SysError(format("iterating /proc/%1%/fd") % ent->d_name);
|
throw SysError(format("iterating /proc/%1%/fd") % ent->d_name);
|
||||||
fdDir.close();
|
fdDir.reset();
|
||||||
|
|
||||||
auto mapLines =
|
auto mapLines =
|
||||||
tokenizeString<std::vector<string>>(readFile((format("/proc/%1%/maps") % ent->d_name).str(), true), "\n");
|
tokenizeString<std::vector<string>>(readFile((format("/proc/%1%/maps") % ent->d_name).str(), true), "\n");
|
||||||
|
@ -651,13 +651,13 @@ void LocalStore::tryToDelete(GCState & state, const Path & path)
|
||||||
the link count. */
|
the link count. */
|
||||||
void LocalStore::removeUnusedLinks(const GCState & state)
|
void LocalStore::removeUnusedLinks(const GCState & state)
|
||||||
{
|
{
|
||||||
AutoCloseDir dir = opendir(linksDir.c_str());
|
AutoCloseDir dir(opendir(linksDir.c_str()));
|
||||||
if (!dir) throw SysError(format("opening directory ‘%1%’") % linksDir);
|
if (!dir) throw SysError(format("opening directory ‘%1%’") % linksDir);
|
||||||
|
|
||||||
long long actualSize = 0, unsharedSize = 0;
|
long long actualSize = 0, unsharedSize = 0;
|
||||||
|
|
||||||
struct dirent * dirent;
|
struct dirent * dirent;
|
||||||
while (errno = 0, dirent = readdir(dir)) {
|
while (errno = 0, dirent = readdir(dir.get())) {
|
||||||
checkInterrupt();
|
checkInterrupt();
|
||||||
string name = dirent->d_name;
|
string name = dirent->d_name;
|
||||||
if (name == "." || name == "..") continue;
|
if (name == "." || name == "..") continue;
|
||||||
|
@ -776,7 +776,7 @@ void LocalStore::collectGarbage(const GCOptions & options, GCResults & results)
|
||||||
|
|
||||||
try {
|
try {
|
||||||
|
|
||||||
AutoCloseDir dir = opendir(realStoreDir.c_str());
|
AutoCloseDir dir(opendir(realStoreDir.c_str()));
|
||||||
if (!dir) throw SysError(format("opening directory ‘%1%’") % realStoreDir);
|
if (!dir) throw SysError(format("opening directory ‘%1%’") % realStoreDir);
|
||||||
|
|
||||||
/* Read the store and immediately delete all paths that
|
/* Read the store and immediately delete all paths that
|
||||||
|
@ -787,7 +787,7 @@ void LocalStore::collectGarbage(const GCOptions & options, GCResults & results)
|
||||||
can start faster. */
|
can start faster. */
|
||||||
Paths entries;
|
Paths entries;
|
||||||
struct dirent * dirent;
|
struct dirent * dirent;
|
||||||
while (errno = 0, dirent = readdir(dir)) {
|
while (errno = 0, dirent = readdir(dir.get())) {
|
||||||
checkInterrupt();
|
checkInterrupt();
|
||||||
string name = dirent->d_name;
|
string name = dirent->d_name;
|
||||||
if (name == "." || name == "..") continue;
|
if (name == "." || name == "..") continue;
|
||||||
|
@ -798,7 +798,7 @@ void LocalStore::collectGarbage(const GCOptions & options, GCResults & results)
|
||||||
tryToDelete(state, path);
|
tryToDelete(state, path);
|
||||||
}
|
}
|
||||||
|
|
||||||
dir.close();
|
dir.reset();
|
||||||
|
|
||||||
/* Now delete the unreachable valid paths. Randomise the
|
/* Now delete the unreachable valid paths. Randomise the
|
||||||
order in which we delete entries to make the collector
|
order in which we delete entries to make the collector
|
||||||
|
|
|
@ -47,11 +47,11 @@ LocalStore::InodeHash LocalStore::loadInodeHash()
|
||||||
debug("loading hash inodes in memory");
|
debug("loading hash inodes in memory");
|
||||||
InodeHash inodeHash;
|
InodeHash inodeHash;
|
||||||
|
|
||||||
AutoCloseDir dir = opendir(linksDir.c_str());
|
AutoCloseDir dir(opendir(linksDir.c_str()));
|
||||||
if (!dir) throw SysError(format("opening directory ‘%1%’") % linksDir);
|
if (!dir) throw SysError(format("opening directory ‘%1%’") % linksDir);
|
||||||
|
|
||||||
struct dirent * dirent;
|
struct dirent * dirent;
|
||||||
while (errno = 0, dirent = readdir(dir)) { /* sic */
|
while (errno = 0, dirent = readdir(dir.get())) { /* sic */
|
||||||
checkInterrupt();
|
checkInterrupt();
|
||||||
// We don't care if we hit non-hash files, anything goes
|
// We don't care if we hit non-hash files, anything goes
|
||||||
inodeHash.insert(dirent->d_ino);
|
inodeHash.insert(dirent->d_ino);
|
||||||
|
@ -68,11 +68,11 @@ Strings LocalStore::readDirectoryIgnoringInodes(const Path & path, const InodeHa
|
||||||
{
|
{
|
||||||
Strings names;
|
Strings names;
|
||||||
|
|
||||||
AutoCloseDir dir = opendir(path.c_str());
|
AutoCloseDir dir(opendir(path.c_str()));
|
||||||
if (!dir) throw SysError(format("opening directory ‘%1%’") % path);
|
if (!dir) throw SysError(format("opening directory ‘%1%’") % path);
|
||||||
|
|
||||||
struct dirent * dirent;
|
struct dirent * dirent;
|
||||||
while (errno = 0, dirent = readdir(dir)) { /* sic */
|
while (errno = 0, dirent = readdir(dir.get())) { /* sic */
|
||||||
checkInterrupt();
|
checkInterrupt();
|
||||||
|
|
||||||
if (inodeHash.count(dirent->d_ino)) {
|
if (inodeHash.count(dirent->d_ino)) {
|
||||||
|
|
|
@ -234,11 +234,11 @@ DirEntries readDirectory(const Path & path)
|
||||||
DirEntries entries;
|
DirEntries entries;
|
||||||
entries.reserve(64);
|
entries.reserve(64);
|
||||||
|
|
||||||
AutoCloseDir dir = opendir(path.c_str());
|
AutoCloseDir dir(opendir(path.c_str()));
|
||||||
if (!dir) throw SysError(format("opening directory ‘%1%’") % path);
|
if (!dir) throw SysError(format("opening directory ‘%1%’") % path);
|
||||||
|
|
||||||
struct dirent * dirent;
|
struct dirent * dirent;
|
||||||
while (errno = 0, dirent = readdir(dir)) { /* sic */
|
while (errno = 0, dirent = readdir(dir.get())) { /* sic */
|
||||||
checkInterrupt();
|
checkInterrupt();
|
||||||
string name = dirent->d_name;
|
string name = dirent->d_name;
|
||||||
if (name == "." || name == "..") continue;
|
if (name == "." || name == "..") continue;
|
||||||
|
@ -642,48 +642,6 @@ void Pipe::create()
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
//////////////////////////////////////////////////////////////////////
|
|
||||||
|
|
||||||
|
|
||||||
AutoCloseDir::AutoCloseDir()
|
|
||||||
{
|
|
||||||
dir = 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
AutoCloseDir::AutoCloseDir(DIR * dir)
|
|
||||||
{
|
|
||||||
this->dir = dir;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
AutoCloseDir::~AutoCloseDir()
|
|
||||||
{
|
|
||||||
close();
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
void AutoCloseDir::operator =(DIR * dir)
|
|
||||||
{
|
|
||||||
this->dir = dir;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
AutoCloseDir::operator DIR *()
|
|
||||||
{
|
|
||||||
return dir;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
void AutoCloseDir::close()
|
|
||||||
{
|
|
||||||
if (dir) {
|
|
||||||
closedir(dir);
|
|
||||||
dir = 0;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
//////////////////////////////////////////////////////////////////////
|
//////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
|
|
||||||
|
|
|
@ -180,18 +180,15 @@ public:
|
||||||
};
|
};
|
||||||
|
|
||||||
|
|
||||||
class AutoCloseDir
|
struct DIRDeleter
|
||||||
{
|
{
|
||||||
DIR * dir;
|
void operator()(DIR * dir) const {
|
||||||
public:
|
closedir(dir);
|
||||||
AutoCloseDir();
|
}
|
||||||
AutoCloseDir(DIR * dir);
|
|
||||||
~AutoCloseDir();
|
|
||||||
void operator =(DIR * dir);
|
|
||||||
operator DIR *();
|
|
||||||
void close();
|
|
||||||
};
|
};
|
||||||
|
|
||||||
|
typedef std::unique_ptr<DIR, DIRDeleter> AutoCloseDir;
|
||||||
|
|
||||||
|
|
||||||
class Pid
|
class Pid
|
||||||
{
|
{
|
||||||
|
|
Loading…
Reference in a new issue