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stdarg.h File Reference

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Macros

#define va_start(ap, last)   __builtin_va_start ( ap, last )
 
#define va_arg(ap, type)   __builtin_va_arg ( ap, type )
 
#define va_end(ap)   __builtin_va_end ( ap )
 
#define va_copy(dest, src)   __builtin_va_copy ( dest, src )
 
#define _VA_ARG_COUNT( _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, N, ...)   N
 Count number of arguments to a variadic macro. More...
 
#define VA_ARG_COUNT(...)
 

Typedefs

typedef __builtin_va_list va_list
 

Functions

 FILE_LICENCE (GPL2_OR_LATER_OR_UBDL)
 

Macro Definition Documentation

◆ va_start

#define va_start (   ap,
  last 
)    __builtin_va_start ( ap, last )

Definition at line 7 of file stdarg.h.

◆ va_arg

#define va_arg (   ap,
  type 
)    __builtin_va_arg ( ap, type )

Definition at line 8 of file stdarg.h.

◆ va_end

#define va_end (   ap)    __builtin_va_end ( ap )

Definition at line 9 of file stdarg.h.

◆ va_copy

#define va_copy (   dest,
  src 
)    __builtin_va_copy ( dest, src )

Definition at line 10 of file stdarg.h.

◆ _VA_ARG_COUNT

#define _VA_ARG_COUNT (   _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,
  N,
  ... 
)    N

Count number of arguments to a variadic macro.

This rather neat, non-iterative solution is courtesy of Laurent Deniau.

Definition at line 19 of file stdarg.h.

◆ VA_ARG_COUNT

#define VA_ARG_COUNT (   ...)
Value:
_VA_ARG_COUNT ( __VA_ARGS__, \
63, 62, 61, 60, 59, 58, 57, 56, \
55, 54, 53, 52, 51, 50, 49, 48, \
47, 46, 45, 44, 43, 42, 41, 40, \
39, 38, 37, 36, 35, 34, 33, 32, \
31, 30, 29, 28, 27, 26, 25, 24, \
23, 22, 21, 20, 19, 18, 17, 16, \
15, 14, 13, 12, 11, 10, 9, 8, \
7, 6, 5, 4, 3, 2, 1, 0 )
#define _VA_ARG_COUNT( _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, N,...)
Count number of arguments to a variadic macro.
Definition: stdarg.h:19

Definition at line 27 of file stdarg.h.

Typedef Documentation

◆ va_list

typedef __builtin_va_list va_list

Definition at line 6 of file stdarg.h.

Function Documentation

◆ FILE_LICENCE()

FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL  )