/usr/include/bse/bsecxxarg.hh is in libbse-dev 0.7.8-1.
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 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 | // Licensed GNU LGPL v2.1 or later: http://www.gnu.org/licenses/lgpl.html
#ifndef __BSE_CXX_ARG_H__
#define __BSE_CXX_ARG_H__
#include <bse/bsecxxvalue.hh>
/* Closure Argument implementation. For a given type, these templates
* provide a class Arg with get() and set() functions on class Value,
* and a token() function which returns a single character string to
* identify the argument type.
*/
namespace Bse {
/* default Arg type, this either supports a CxxBase* pointer or errors out */
template<typename T>
struct Arg {
T get (const Value *v) { return (T) v->get_base(); }
void set (Value *v, T t) { v->set_base (t); }
const String token () { void (*f) (T) = 0; return tokenize (f); }
private:
template<typename U> static const String
ptokenize (CxxBase*)
{ // CxxBase* is a supported pointer type
return "X";
}
template<typename U> static const String
ptokenize (void const *)
{ // other pointer types are not supported
return "?";
Birnet::TEMPLATE_ERROR::invalid_type<U*>();
}
template<typename U> const String
tokenize (void (*) (U*))
{ // relay to pointer type tokenizer
U *p = 0;
return ptokenize<U> (p);
}
template<typename U> const String
tokenize (void (*) (U))
{ // non-pointer type, not supported
return "?";
Birnet::TEMPLATE_ERROR::invalid_type<U>();
}
};
const String tokenize_gtype (GType t);
/* specialize Arg template for standard primitive types */
#define BSE__SPECIALIZE(TYPE, vtype, tok, GCast, SCast) \
template<> struct Arg<TYPE> { \
TYPE get (const Value *v) \
{ return GCast (v->get_##vtype ()); } \
void set (Value *v, TYPE t) \
{ v->set_##vtype (SCast (t)); } \
const String token () \
{ return tok; } \
private: \
template<typename T> static inline T no_cast (T t) \
{ return t; } \
}
BSE__SPECIALIZE(bool, bool, "b", no_cast, no_cast);
// BSE__SPECIALIZE(char, int, "i", no_cast, no_cast);
// BSE__SPECIALIZE(signed char, int, "i", no_cast, no_cast);
// BSE__SPECIALIZE(unsigned char, int, "i", no_cast, no_cast);
// BSE__SPECIALIZE(signed short, int, "i", no_cast, no_cast);
// BSE__SPECIALIZE(unsigned short, int, "i", no_cast, no_cast);
BSE__SPECIALIZE(signed int, int, "i", no_cast, no_cast);
BSE__SPECIALIZE(uint, int, "i", no_cast, no_cast);
BSE__SPECIALIZE(signed long, int, "i", no_cast, no_cast);
BSE__SPECIALIZE(unsigned long, int, "i", no_cast, no_cast);
BSE__SPECIALIZE(signed long long, num, "n", no_cast, no_cast);
BSE__SPECIALIZE(unsigned long long, num, "n", no_cast, no_cast);
BSE__SPECIALIZE(float, real, "r", no_cast, no_cast);
BSE__SPECIALIZE(double, real, "r", no_cast, no_cast);
BSE__SPECIALIZE(gpointer, pointer,"*", no_cast, no_cast);
BSE__SPECIALIZE(GParamSpec*, pspec, "P", no_cast, no_cast);
//BSE__SPECIALIZE(unsigned char*, string, "s", no_cast, no_cast);
//BSE__SPECIALIZE(signed char*, string, "s", no_cast, no_cast);
BSE__SPECIALIZE(String, string, "s", no_cast, no_cast);
//BSE__SPECIALIZE(const unsigned char*, string, "s", no_cast, no_cast);
//BSE__SPECIALIZE(const signed char*, string, "s", no_cast, no_cast);
//BSE__SPECIALIZE(const char*, string, "s", no_cast, no_cast);
BSE__SPECIALIZE(const String, string, "s", no_cast, no_cast);
BSE__SPECIALIZE(char*, string, "s", const_cast<char*>, no_cast);
BSE__SPECIALIZE(GObject*, object, "O", no_cast, no_cast);
BSE__SPECIALIZE(BseObject*, object, "O", reinterpret_cast<BseObject*>, reinterpret_cast<GObject*>);
BSE__SPECIALIZE(BseItem*, object, "O", reinterpret_cast<BseItem*>, reinterpret_cast<GObject*>);
BSE__SPECIALIZE(BseSource*, object, "O", reinterpret_cast<BseSource*>, reinterpret_cast<GObject*>);
#undef BSE__SPECIALIZE
} // Bse
#endif /* __BSE_CXX_ARG_H__ */
|