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Doc fixes. Don't #include <stddef.h>. (printf_function): Make last arg ARGS a vector of pointers instead of a pointer to va_list.

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This commit is contained in:
Roland McGrath 1995-03-10 18:31:02 +00:00
parent c21ec3268d
commit ece07193c7
1 changed files with 20 additions and 10 deletions
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30
stdio/printf.h
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@ -28,8 +28,6 @@ __BEGIN_DECLS
#define __need_size_t
#include <stddef.h>
#include <stdarg.h> /* Need va_list. */
struct printf_info
{
@ -51,24 +49,35 @@ struct printf_info
/* Type of a printf specifier-handler function.
STREAM is the FILE on which to write output.
INFO gives information about the format specification.
Arguments can be read from ARGS.
ARGS is a vector of pointers to the argument data;
the number of pointers will be the number returned
by the associated arginfo function for the same INFO.
The function should return the number of characters written,
or -1 for errors. */
typedef int printf_function __P ((FILE * __stream,
__const struct printf_info * __info,
va_list * __args));
typedef int printf_function __P ((FILE *__stream,
__const struct printf_info *__info,
__const void **__const __args));
/* Type of a printf specifier-arginfo function.
INFO gives information about the format specification.
N, ARGTYPES, and return value are as for printf_parse_format. */
typedef int printf_arginfo_function __P ((__const struct printf_info * __info,
size_t __n,
int *__argtypes));
/* Register FUNC to be called to format SPEC specifiers.
ARGINFO, if not NULL, is a function used by `parse_printf_format'
to determine how many arguments a SPEC conversion requires,
and what their types are. */
/* Register FUNC to be called to format SPEC specifiers; ARGINFO must be
specified to determine how many arguments a SPEC conversion requires and
what their types are, even if your program never calls
`parse_printf_format'. */
extern int register_printf_function __P ((int __spec, printf_function __func,
printf_arginfo_function __arginfo));
/* Parse FMT, and fill in N elements of ARGTYPES with the
types needed for the conversions FMT specifies. Returns
the number of arguments required by FMT.
@ -84,6 +93,7 @@ extern size_t parse_printf_format __P ((__const char *__fmt,
size_t __n,
int *__argtypes));
/* Codes returned by `parse_printf_format' for basic types.
These values cover all the standard format specifications.