[bpt/guile.git] / lib / printf-args.h

/* Decomposed printf argument list.
   Copyright (C) 1999, 2002-2003, 2006-2007 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU Lesser General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public License along
   with this program; if not, write to the Free Software Foundation,
   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */

#ifndef _PRINTF_ARGS_H
#define _PRINTF_ARGS_H

/* This file can be parametrized with the following macros:
     ENABLE_UNISTDIO    Set to 1 to enable the unistdio extensions.
     PRINTF_FETCHARGS   Name of the function to be declared.
     STATIC             Set to 'static' to declare the function static.  */

/* Default parameters.  */
#ifndef PRINTF_FETCHARGS
# define PRINTF_FETCHARGS printf_fetchargs
#endif

/* Get size_t.  */
#include <stddef.h>

/* Get wchar_t.  */
#if HAVE_WCHAR_T
# include <stddef.h>
#endif

/* Get wint_t.  */
#if HAVE_WINT_T
# include <wchar.h>
#endif

/* Get va_list.  */
#include <stdarg.h>


/* Argument types */
typedef enum
{
  TYPE_NONE,
  TYPE_SCHAR,
  TYPE_UCHAR,
  TYPE_SHORT,
  TYPE_USHORT,
  TYPE_INT,
  TYPE_UINT,
  TYPE_LONGINT,
  TYPE_ULONGINT,
#if HAVE_LONG_LONG_INT
  TYPE_LONGLONGINT,
  TYPE_ULONGLONGINT,
#endif
  TYPE_DOUBLE,
  TYPE_LONGDOUBLE,
  TYPE_CHAR,
#if HAVE_WINT_T
  TYPE_WIDE_CHAR,
#endif
  TYPE_STRING,
#if HAVE_WCHAR_T
  TYPE_WIDE_STRING,
#endif
  TYPE_POINTER,
  TYPE_COUNT_SCHAR_POINTER,
  TYPE_COUNT_SHORT_POINTER,
  TYPE_COUNT_INT_POINTER,
  TYPE_COUNT_LONGINT_POINTER
#if HAVE_LONG_LONG_INT
, TYPE_COUNT_LONGLONGINT_POINTER
#endif
#if ENABLE_UNISTDIO
  /* The unistdio extensions.  */
, TYPE_U8_STRING
, TYPE_U16_STRING
, TYPE_U32_STRING
#endif
} arg_type;

/* Polymorphic argument */
typedef struct
{
  arg_type type;
  union
  {
    signed char			a_schar;
    unsigned char		a_uchar;
    short			a_short;
    unsigned short		a_ushort;
    int				a_int;
    unsigned int		a_uint;
    long int			a_longint;
    unsigned long int		a_ulongint;
#if HAVE_LONG_LONG_INT
    long long int		a_longlongint;
    unsigned long long int	a_ulonglongint;
#endif
    float			a_float;
    double			a_double;
    long double			a_longdouble;
    int				a_char;
#if HAVE_WINT_T
    wint_t			a_wide_char;
#endif
    const char*			a_string;
#if HAVE_WCHAR_T
    const wchar_t*		a_wide_string;
#endif
    void*			a_pointer;
    signed char *		a_count_schar_pointer;
    short *			a_count_short_pointer;
    int *			a_count_int_pointer;
    long int *			a_count_longint_pointer;
#if HAVE_LONG_LONG_INT
    long long int *		a_count_longlongint_pointer;
#endif
#if ENABLE_UNISTDIO
    /* The unistdio extensions.  */
    const uint8_t *		a_u8_string;
    const uint16_t *		a_u16_string;
    const uint32_t *		a_u32_string;
#endif
  }
  a;
}
argument;

typedef struct
{
  size_t count;
  argument *arg;
}
arguments;


/* Fetch the arguments, putting them into a. */
#ifdef STATIC
STATIC
#else
extern
#endif
int PRINTF_FETCHARGS (va_list args, arguments *a);

#endif /* _PRINTF_ARGS_H */
Commit	Line	Data
c4b681fd LC	1	/* Decomposed printf argument list.
	2	Copyright (C) 1999, 2002-2003, 2006-2007 Free Software Foundation, Inc.
	3
	4	This program is free software; you can redistribute it and/or modify
	5	it under the terms of the GNU Lesser General Public License as published by
	6	the Free Software Foundation; either version 2, or (at your option)
	7	any later version.
	8
	9	This program is distributed in the hope that it will be useful,
	10	but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	12	GNU Lesser General Public License for more details.
	13
	14	You should have received a copy of the GNU Lesser General Public License along
	15	with this program; if not, write to the Free Software Foundation,
	16	Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
	17
	18	#ifndef _PRINTF_ARGS_H
	19	#define _PRINTF_ARGS_H
	20
	21	/* This file can be parametrized with the following macros:
	22	ENABLE_UNISTDIO Set to 1 to enable the unistdio extensions.
	23	PRINTF_FETCHARGS Name of the function to be declared.
	24	STATIC Set to 'static' to declare the function static. */
	25
	26	/* Default parameters. */
	27	#ifndef PRINTF_FETCHARGS
	28	# define PRINTF_FETCHARGS printf_fetchargs
	29	#endif
	30
	31	/* Get size_t. */
	32	#include <stddef.h>
	33
	34	/* Get wchar_t. */
	35	#if HAVE_WCHAR_T
	36	# include <stddef.h>
	37	#endif
	38
	39	/* Get wint_t. */
	40	#if HAVE_WINT_T
	41	# include <wchar.h>
	42	#endif
	43
	44	/* Get va_list. */
	45	#include <stdarg.h>
	46
	47
	48	/* Argument types */
	49	typedef enum
	50	{
	51	TYPE_NONE,
	52	TYPE_SCHAR,
	53	TYPE_UCHAR,
	54	TYPE_SHORT,
	55	TYPE_USHORT,
	56	TYPE_INT,
	57	TYPE_UINT,
	58	TYPE_LONGINT,
	59	TYPE_ULONGINT,
	60	#if HAVE_LONG_LONG_INT
	61	TYPE_LONGLONGINT,
	62	TYPE_ULONGLONGINT,
	63	#endif
	64	TYPE_DOUBLE,
65	TYPE_LONGDOUBLE,
66	TYPE_CHAR,
67	#if HAVE_WINT_T
68	TYPE_WIDE_CHAR,
69	#endif
70	TYPE_STRING,
71	#if HAVE_WCHAR_T
72	TYPE_WIDE_STRING,
73	#endif
74	TYPE_POINTER,
75	TYPE_COUNT_SCHAR_POINTER,
76	TYPE_COUNT_SHORT_POINTER,
77	TYPE_COUNT_INT_POINTER,
78	TYPE_COUNT_LONGINT_POINTER
79	#if HAVE_LONG_LONG_INT
80	, TYPE_COUNT_LONGLONGINT_POINTER
81	#endif
82	#if ENABLE_UNISTDIO
83	/* The unistdio extensions. */
84	, TYPE_U8_STRING
85	, TYPE_U16_STRING
86	, TYPE_U32_STRING
87	#endif
88	} arg_type;
89
90	/* Polymorphic argument */
91	typedef struct
92	{
93	arg_type type;
94	union
95	{
96	signed char a_schar;
97	unsigned char a_uchar;
98	short a_short;
99	unsigned short a_ushort;
100	int a_int;
101	unsigned int a_uint;
102	long int a_longint;
103	unsigned long int a_ulongint;
104	#if HAVE_LONG_LONG_INT
105	long long int a_longlongint;
106	unsigned long long int a_ulonglongint;
107	#endif
108	float a_float;
109	double a_double;
110	long double a_longdouble;
111	int a_char;
112	#if HAVE_WINT_T
113	wint_t a_wide_char;
114	#endif
115	const char* a_string;
116	#if HAVE_WCHAR_T
117	const wchar_t* a_wide_string;
118	#endif
119	void* a_pointer;
120	signed char * a_count_schar_pointer;
121	short * a_count_short_pointer;
122	int * a_count_int_pointer;
123	long int * a_count_longint_pointer;
124	#if HAVE_LONG_LONG_INT
125	long long int * a_count_longlongint_pointer;
126	#endif
127	#if ENABLE_UNISTDIO
128	/* The unistdio extensions. */
129	const uint8_t * a_u8_string;
130	const uint16_t * a_u16_string;
131	const uint32_t * a_u32_string;
132	#endif
133	}
134	a;
135	}
136	argument;
137
138	typedef struct
139	{
140	size_t count;
141	argument *arg;
142	}
143	arguments;
144
145
146	/* Fetch the arguments, putting them into a. */
147	#ifdef STATIC
148	STATIC
149	#else
150	extern
151	#endif
152	int PRINTF_FETCHARGS (va_list args, arguments *a);
153
154	#endif /* _PRINTF_ARGS_H */