diff options
Diffstat (limited to 'libio/libio.h')
| -rw-r--r-- | libio/libio.h | 164 |
1 files changed, 75 insertions, 89 deletions
diff --git a/libio/libio.h b/libio/libio.h index 88bd0ae576..03b2afdf28 100644 --- a/libio/libio.h +++ b/libio/libio.h @@ -1,28 +1,28 @@ -/* -Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation - -This file is part of the GNU IO Library. This library is free -software; you can redistribute it and/or modify it under the -terms of the GNU General Public License as published by the -Free Software Foundation; either version 2, or (at your option) -any later version. - -This library 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 General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this library; see the file COPYING. If not, write to the Free -Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - -As a special exception, if you link this library with files -compiled with a GNU compiler to produce an executable, this does not cause -the resulting executable to be covered by the GNU General Public License. -This exception does not however invalidate any other reasons why -the executable file might be covered by the GNU General Public License. */ - -/* This is part of the iostream library. Written by Per Bothner. */ +/* Copyright (C) 1991, 92, 93, 94, 95, 97 Free Software Foundation, Inc. + This file is part of the GNU IO Library. + Written by Per Bothner <bothner@cygnus.com>. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2, or (at + your option) any later version. + + This library 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 + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this library; see the file COPYING. If not, write to + the Free Software Foundation, 59 Temple Place - Suite 330, Boston, + MA 02111-1307, USA. + + As a special exception, if you link this library with files + compiled with a GNU compiler to produce an executable, this does + not cause the resulting executable to be covered by the GNU General + Public License. This exception does not however invalidate any + other reasons why the executable file might be covered by the GNU + General Public License. */ #ifndef _IO_STDIO_H #define _IO_STDIO_H @@ -43,56 +43,56 @@ the executable file might be covered by the GNU General Public License. */ #ifdef _G_NEED_STDARG_H /* This define avoids name pollution if we're using GNU stdarg.h */ -#define __need___va_list -#include <stdarg.h> -#ifdef __GNUC_VA_LIST -#undef _IO_va_list -#define _IO_va_list __gnuc_va_list -#endif /* __GNUC_VA_LIST */ +# define __need___va_list +# include <stdarg.h> +# ifdef __GNUC_VA_LIST +# undef _IO_va_list +# define _IO_va_list __gnuc_va_list +# endif /* __GNUC_VA_LIST */ #endif #ifndef __P -#if _G_HAVE_SYS_CDEFS -#include <sys/cdefs.h> -#else -#ifdef __STDC__ -#define __P(protos) protos -#else -#define __P(protos) () -#endif -#endif +# if _G_HAVE_SYS_CDEFS +# include <sys/cdefs.h> +# else +# ifdef __STDC__ +# define __P(protos) protos +# else +# define __P(protos) () +# endif +# endif #endif /*!__P*/ /* For backward compatibility */ #ifndef _PARAMS -#define _PARAMS(protos) __P(protos) +# define _PARAMS(protos) __P(protos) #endif /*!_PARAMS*/ #ifndef __STDC__ -#define const +# define const #endif #define _IO_UNIFIED_JUMPTABLES 1 #if 0 -#ifdef _IO_NEED_STDARG_H -#include <stdarg.h> -#endif +# ifdef _IO_NEED_STDARG_H +# include <stdarg.h> +# endif #endif #ifndef EOF -#define EOF (-1) +# define EOF (-1) #endif #ifndef NULL -#if defined __GNUG__ && \ +# if defined __GNUG__ && \ (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 8)) -#define NULL (__null) -#else -#if !defined(__cplusplus) -#define NULL ((void*)0) -#else -#define NULL (0) -#endif -#endif +# define NULL (__null) +# else +# if !defined(__cplusplus) +# define NULL ((void*)0) +# else +# define NULL (0) +# endif +# endif #endif #define _IOS_INPUT 1 @@ -153,7 +153,7 @@ struct _IO_jump_t; struct _IO_FILE; /* Handle lock. */ #ifdef _IO_MTSAFE_IO -#include <bits/stdio-lock.h> +# include <bits/stdio-lock.h> #else typedef void _IO_lock_t; #endif @@ -239,7 +239,8 @@ typedef struct } _IO_cookie_io_functions_t; /* Special file type for fopencookie function. */ -struct _IO_cookie_file { +struct _IO_cookie_file +{ struct _IO_FILE file; const void *vtable; void *cookie; @@ -251,22 +252,22 @@ struct _IO_cookie_file { extern "C" { #endif -extern int __underflow __P((_IO_FILE*)); -extern int __uflow __P((_IO_FILE*)); -extern int __overflow __P((_IO_FILE*, int)); +extern int __underflow __P ((_IO_FILE *)); +extern int __uflow __P ((_IO_FILE *)); +extern int __overflow __P ((_IO_FILE *, int)); #define _IO_getc_unlocked(_fp) \ - ((_fp)->_IO_read_ptr >= (_fp)->_IO_read_end ? __uflow(_fp) \ - : *(unsigned char*)(_fp)->_IO_read_ptr++) + ((_fp)->_IO_read_ptr >= (_fp)->_IO_read_end ? __uflow (_fp) \ + : *(unsigned char *) (_fp)->_IO_read_ptr++) #define _IO_peekc_unlocked(_fp) \ ((_fp)->_IO_read_ptr >= (_fp)->_IO_read_end \ - && __underflow(_fp) == EOF ? EOF \ - : *(unsigned char*)(_fp)->_IO_read_ptr) + && __underflow (_fp) == EOF ? EOF \ + : *(unsigned char *) (_fp)->_IO_read_ptr) #define _IO_putc_unlocked(_ch, _fp) \ (((_fp)->_IO_write_ptr >= (_fp)->_IO_write_end) \ - ? __overflow(_fp, (unsigned char)(_ch)) \ - : (unsigned char)(*(_fp)->_IO_write_ptr++ = (_ch))) + ? __overflow (_fp, (unsigned char) (_ch)) \ + : (unsigned char) (*(_fp)->_IO_write_ptr++ = (_ch))) #define _IO_feof_unlocked(__fp) (((__fp)->_flags & _IO_EOF_SEEN) != 0) #define _IO_ferror_unlocked(__fp) (((__fp)->_flags & _IO_ERR_SEEN) != 0) @@ -294,32 +295,17 @@ extern int _IO_ftrylockfile __P ((_IO_FILE *)); # define _IO_cleanup_region_end(_Doit) /**/ #endif /* !_IO_MTSAFE_IO */ -/* XXX Should we allow a symbol to be defined which selects the efficient - implementation when the user is really sure no threaded functions ever - will be used? */ -#if 1 -# define _IO_getc(_fp) _IO_getc (_fp) -# define _IO_peekc(_fp) _IO_peekc_locked (_fp) -# define _IO_putc(_ch, _fp) _IO_putc (_ch, _fp) -# define _IO_feof(_fp) _IO_feof (_fp) -# define _IO_ferror(_fp) _IO_ferror (_fp) -#else -# define _IO_getc(_fp) _IO_getc_unlocked (_fp) -# define _IO_peekc(_fp) _IO_peekc_unlocked (_fp) -# define _IO_putc(_ch, _fp) _IO_putc_unlocked (_ch, _fp) -# define _IO_feof(_fp) _IO_feof_unlocked (_fp) -# define _IO_ferror(_fp) _IO_ferror_unlocked (_fp) -#endif +#define _IO_peekc(_fp) _IO_peekc_locked (_fp) -extern int _IO_vfscanf __P((_IO_FILE*, const char*, _IO_va_list, int*)); -extern int _IO_vfprintf __P((_IO_FILE*, const char*, _IO_va_list)); -extern _IO_ssize_t _IO_padn __P((_IO_FILE *, int, _IO_ssize_t)); -extern _IO_size_t _IO_sgetn __P((_IO_FILE *, void*, _IO_size_t)); +extern int _IO_vfscanf __P ((_IO_FILE *, const char *, _IO_va_list, int *)); +extern int _IO_vfprintf __P ((_IO_FILE *, const char *, _IO_va_list)); +extern _IO_ssize_t _IO_padn __P ((_IO_FILE *, int, _IO_ssize_t)); +extern _IO_size_t _IO_sgetn __P ((_IO_FILE *, void *, _IO_size_t)); -extern _IO_fpos_t _IO_seekoff __P((_IO_FILE*, _IO_off_t, int, int)); -extern _IO_fpos_t _IO_seekpos __P((_IO_FILE*, _IO_fpos_t, int)); +extern _IO_fpos_t _IO_seekoff __P ((_IO_FILE *, _IO_off_t, int, int)); +extern _IO_fpos_t _IO_seekpos __P ((_IO_FILE *, _IO_fpos_t, int)); -extern void _IO_free_backup_area __P((_IO_FILE*)); +extern void _IO_free_backup_area __P ((_IO_FILE *)); #ifdef __cplusplus } |