FWStorage/StorageFactory/interface/LocalFileSystem.h - master - githubmirror/cmssw

FWStorage/StorageFactory/interface/LocalFileSystem.h

38 строк1 KB

Chris Jones

Move Utilities/StorageFactory to FWStorage/StorageFactory

10 дек 2025, 18:12

10 дек 2025, 18:12852ff34

#ifndef STORAGE_FACTORY_LOCAL_FILE_SYSTEM_H
#define STORAGE_FACTORY_LOCAL_FILE_SYSTEM_H
#include <vector>
#include <string>
#include <utility>

struct stat;
struct statfs;
struct mntent;

namespace edm::storage {
  class LocalFileSystem {
    struct FSInfo;

  public:
    LocalFileSystem(void);

    // undefined, no semantics
    LocalFileSystem(LocalFileSystem &) = delete;
    void operator=(LocalFileSystem &) = delete;

    ~LocalFileSystem(void);

    bool isLocalPath(const std::string &path) const;
    std::pair<std::string, std::string> findCachePath(const std::vector<std::string> &paths, double minFreeSpace) const;

  private:
    int readFSTypes(void);
    FSInfo *initFSInfo(void *p);
    int initFSList(void);
    int statFSInfo(FSInfo *i) const;
    FSInfo *findMount(const char *path, struct statfs *sfs, struct stat *s, std::vector<std::string> &) const;

    std::vector<FSInfo *> fs_;
    std::vector<std::string> fstypes_;
  };
}  // namespace edm::storage
#endif  // STORAGE_FACTORY_LOCAL_FILE_SYSTEM_H