/usr/include/octave-4.0.0/octave/singleton-cleanup.h is in liboctave-dev 4.0.0-3ubuntu9.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | #if !defined (octave_singleton_cleanup_h)
#define octave_singleton_cleanup_h 1
#include <set>
class
OCTAVE_API
singleton_cleanup_list
{
protected:
singleton_cleanup_list (void) : fcn_list () { }
public:
typedef void (*fptr) (void);
~singleton_cleanup_list (void);
static void add (fptr f)
{
if (instance_ok ())
instance->do_add (f);
}
static void cleanup (void) { delete instance; instance = 0; }
private:
static singleton_cleanup_list *instance;
static bool instance_ok (void);
static void cleanup_instance (void) { delete instance; instance = 0; }
std::set<fptr> fcn_list;
void do_add (fptr f)
{
fcn_list.insert (f);
}
// No copying!
singleton_cleanup_list (const singleton_cleanup_list&);
singleton_cleanup_list& operator = (const singleton_cleanup_list&);
};
#endif
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