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vlmcsd-svn1065-2016-10-12-Hotbird64
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599 changed files with 72866 additions and 1999 deletions
VisualStudio-Linux-Remote/toolchains/gcc5-x86_64-linux-gnu/usr/include
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/* Copyright (C) 1991-2016 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _PRINTF_H
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#define _PRINTF_H 1
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#include <features.h>
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__BEGIN_DECLS
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#define __need_FILE
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#include <stdio.h>
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#define __need_size_t
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#define __need_wchar_t
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#include <stddef.h>
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#include <stdarg.h>
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struct printf_info
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{
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int prec; /* Precision. */
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int width; /* Width. */
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wchar_t spec; /* Format letter. */
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unsigned int is_long_double:1;/* L flag. */
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unsigned int is_short:1; /* h flag. */
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unsigned int is_long:1; /* l flag. */
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unsigned int alt:1; /* # flag. */
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unsigned int space:1; /* Space flag. */
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unsigned int left:1; /* - flag. */
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unsigned int showsign:1; /* + flag. */
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unsigned int group:1; /* ' flag. */
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unsigned int extra:1; /* For special use. */
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unsigned int is_char:1; /* hh flag. */
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unsigned int wide:1; /* Nonzero for wide character streams. */
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unsigned int i18n:1; /* I flag. */
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unsigned int __pad:4; /* Unused so far. */
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unsigned short int user; /* Bits for user-installed modifiers. */
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wchar_t pad; /* Padding character. */
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};
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/* Type of a printf specifier-handler function.
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STREAM is the FILE on which to write output.
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INFO gives information about the format specification.
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ARGS is a vector of pointers to the argument data;
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the number of pointers will be the number returned
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by the associated arginfo function for the same INFO.
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The function should return the number of characters written,
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or -1 for errors. */
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typedef int printf_function (FILE *__stream,
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const struct printf_info *__info,
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const void *const *__args);
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/* Type of a printf specifier-arginfo function.
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INFO gives information about the format specification.
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N, ARGTYPES, *SIZE has to contain the size of the parameter for
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user-defined types, and return value are as for parse_printf_format
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except that -1 should be returned if the handler cannot handle
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this case. This allows to partially overwrite the functionality
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of existing format specifiers. */
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typedef int printf_arginfo_size_function (const struct printf_info *__info,
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size_t __n, int *__argtypes,
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int *__size);
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/* Old version of 'printf_arginfo_function' without a SIZE parameter. */
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typedef int printf_arginfo_function (const struct printf_info *__info,
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size_t __n, int *__argtypes);
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/* Type of a function to get a value of a user-defined from the
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variable argument list. */
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typedef void printf_va_arg_function (void *__mem, va_list *__ap);
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/* Register FUNC to be called to format SPEC specifiers; ARGINFO must be
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specified to determine how many arguments a SPEC conversion requires and
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what their types are. */
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extern int register_printf_specifier (int __spec, printf_function __func,
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printf_arginfo_size_function __arginfo)
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__THROW;
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/* Obsolete interface similar to register_printf_specifier. It can only
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handle basic data types because the ARGINFO callback does not return
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information on the size of the user-defined type. */
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extern int register_printf_function (int __spec, printf_function __func,
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printf_arginfo_function __arginfo)
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__THROW __attribute_deprecated__;
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/* Register a new modifier character sequence. If the call succeeds
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it returns a positive value representing the bit set in the USER
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field in 'struct printf_info'. */
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extern int register_printf_modifier (const wchar_t *__str) __wur __THROW;
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/* Register variable argument handler for user type. The return value
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is to be used in ARGINFO functions to signal the use of the
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type. */
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extern int register_printf_type (printf_va_arg_function __fct) __wur __THROW;
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/* Parse FMT, and fill in N elements of ARGTYPES with the
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types needed for the conversions FMT specifies. Returns
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the number of arguments required by FMT.
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The ARGINFO function registered with a user-defined format is passed a
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`struct printf_info' describing the format spec being parsed. A width
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or precision of INT_MIN means a `*' was used to indicate that the
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width/precision will come from an arg. The function should fill in the
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array it is passed with the types of the arguments it wants, and return
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the number of arguments it wants. */
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extern size_t parse_printf_format (const char *__restrict __fmt, size_t __n,
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int *__restrict __argtypes) __THROW;
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/* Codes returned by `parse_printf_format' for basic types.
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These values cover all the standard format specifications.
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Users can reserve new values after PA_LAST for their own types
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using 'register_printf_type'. */
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enum
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{ /* C type: */
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PA_INT, /* int */
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PA_CHAR, /* int, cast to char */
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PA_WCHAR, /* wide char */
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PA_STRING, /* const char *, a '\0'-terminated string */
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PA_WSTRING, /* const wchar_t *, wide character string */
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PA_POINTER, /* void * */
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PA_FLOAT, /* float */
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PA_DOUBLE, /* double */
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PA_LAST
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};
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/* Flag bits that can be set in a type returned by `parse_printf_format'. */
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#define PA_FLAG_MASK 0xff00
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#define PA_FLAG_LONG_LONG (1 << 8)
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#define PA_FLAG_LONG_DOUBLE PA_FLAG_LONG_LONG
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#define PA_FLAG_LONG (1 << 9)
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#define PA_FLAG_SHORT (1 << 10)
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#define PA_FLAG_PTR (1 << 11)
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/* Function which can be registered as `printf'-handlers. */
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/* Print floating point value using using abbreviations for the orders
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of magnitude used for numbers ('k' for kilo, 'm' for mega etc). If
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the format specifier is a uppercase character powers of 1000 are
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used. Otherwise powers of 1024. */
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extern int printf_size (FILE *__restrict __fp,
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const struct printf_info *__info,
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const void *const *__restrict __args) __THROW;
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/* This is the appropriate argument information function for `printf_size'. */
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extern int printf_size_info (const struct printf_info *__restrict
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__info, size_t __n, int *__restrict __argtypes)
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__THROW;
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#ifdef __LDBL_COMPAT
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# include <bits/printf-ldbl.h>
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#endif
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__END_DECLS
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#endif /* printf.h */
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