
...
#include "rclutil.h"

/// Uncompression script interface.
class Uncomp {
public:
    explicit Uncomp(bool docache = false);



    ~Uncomp();

    /** Uncompress the input file into a temporary one, by executing the
     * script given as input. 
     * Return the path to the uncompressed file (which is inside a 
     * temporary directory).
     */
    bool uncompressfile(const std::string& ifn, 
            const std::vector<std::string>& cmdv,
            std::string& tfile);
    static void clearcache();
    
private:
    TempDir *m_dir{0};
    std::string   m_tfile;
    std::string   m_srcpath;
    bool m_docache;

    class UncompCache {
    public:
    UncompCache() {}



    ~UncompCache() {

        delete m_dir;
    }
        std::mutex m_lock;
    TempDir *m_dir{0};
    std::string   m_tfile;
    std::string   m_srcpath;
    };
    static UncompCache o_cache;
};

	a/src/internfile/uncomp.h		b/src/internfile/uncomp.h
	...		...
25	#include "rclutil.h"	25	#include "rclutil.h"
26		26
27	/// Uncompression script interface.	27	/// Uncompression script interface.
28	class Uncomp {	28	class Uncomp {
29	public:	29	public:
30	Uncomp(bool docache = false)	30	explicit Uncomp(bool docache = false);
31	: m_dir(0), m_docache(docache)
32	{
33	}
34	~Uncomp();	31	~Uncomp();
35		32
36	/** Uncompress the input file into a temporary one, by executing the	33	/** Uncompress the input file into a temporary one, by executing the
37	* script given as input.	34	* script given as input.
38	* Return the path to the uncompressed file (which is inside a	35	* Return the path to the uncompressed file (which is inside a
39	* temporary directory).	36	* temporary directory).
40	*/	37	*/
41	bool uncompressfile(const std::string& ifn,	38	bool uncompressfile(const std::string& ifn,
42	const std::vector<std::string>& cmdv,	39	const std::vector<std::string>& cmdv,
43	std::string& tfile);	40	std::string& tfile);
44		41	static void clearcache();
		42
45	private:	43	private:
46	TempDir *m_dir;	44	TempDir *m_dir{0};
47	std::string m_tfile;	45	std::string m_tfile;
48	std::string m_srcpath;	46	std::string m_srcpath;
49	bool m_docache;	47	bool m_docache;
50		48
51	class UncompCache {	49	class UncompCache {
52	public:	50	public:
53	UncompCache()	51	UncompCache() {}
54	: m_dir(0)
55	{
56	}
57	~UncompCache()	52	~UncompCache() {
58	{
59	delete m_dir;	53	delete m_dir;
60	}	54	}
61	std::mutex m_lock;	55	std::mutex m_lock;
62	TempDir *m_dir;	56	TempDir *m_dir{0};
63	std::string m_tfile;	57	std::string m_tfile;
64	std::string m_srcpath;	58	std::string m_srcpath;
65	};	59	};
66	static UncompCache o_cache;	60	static UncompCache o_cache;
67	};	61	};