1 |
27 |
unneback |
//===========================================================================
|
2 |
|
|
//
|
3 |
|
|
// stdioinlines.cxx
|
4 |
|
|
//
|
5 |
|
|
// ANSI standard I/O routines - real alternatives for inlined functions
|
6 |
|
|
//
|
7 |
|
|
//===========================================================================
|
8 |
|
|
//####ECOSGPLCOPYRIGHTBEGIN####
|
9 |
|
|
// -------------------------------------------
|
10 |
|
|
// This file is part of eCos, the Embedded Configurable Operating System.
|
11 |
|
|
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
|
12 |
|
|
//
|
13 |
|
|
// eCos is free software; you can redistribute it and/or modify it under
|
14 |
|
|
// the terms of the GNU General Public License as published by the Free
|
15 |
|
|
// Software Foundation; either version 2 or (at your option) any later version.
|
16 |
|
|
//
|
17 |
|
|
// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
|
18 |
|
|
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
19 |
|
|
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
20 |
|
|
// for more details.
|
21 |
|
|
//
|
22 |
|
|
// You should have received a copy of the GNU General Public License along
|
23 |
|
|
// with eCos; if not, write to the Free Software Foundation, Inc.,
|
24 |
|
|
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
|
25 |
|
|
//
|
26 |
|
|
// As a special exception, if other files instantiate templates or use macros
|
27 |
|
|
// or inline functions from this file, or you compile this file and link it
|
28 |
|
|
// with other works to produce a work based on this file, this file does not
|
29 |
|
|
// by itself cause the resulting work to be covered by the GNU General Public
|
30 |
|
|
// License. However the source code for this file must still be made available
|
31 |
|
|
// in accordance with section (3) of the GNU General Public License.
|
32 |
|
|
//
|
33 |
|
|
// This exception does not invalidate any other reasons why a work based on
|
34 |
|
|
// this file might be covered by the GNU General Public License.
|
35 |
|
|
//
|
36 |
|
|
// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
|
37 |
|
|
// at http://sources.redhat.com/ecos/ecos-license/
|
38 |
|
|
// -------------------------------------------
|
39 |
|
|
//####ECOSGPLCOPYRIGHTEND####
|
40 |
|
|
//===========================================================================
|
41 |
|
|
//#####DESCRIPTIONBEGIN####
|
42 |
|
|
//
|
43 |
|
|
// Author(s): jlarmour
|
44 |
|
|
// Contributors:
|
45 |
|
|
// Date: 2000-04-20
|
46 |
|
|
// Purpose:
|
47 |
|
|
// Description:
|
48 |
|
|
// Usage:
|
49 |
|
|
//
|
50 |
|
|
//####DESCRIPTIONEND####
|
51 |
|
|
//
|
52 |
|
|
//===========================================================================
|
53 |
|
|
|
54 |
|
|
// CONFIGURATION
|
55 |
|
|
|
56 |
|
|
#include <pkgconf/libc_stdio.h> // Configuration header
|
57 |
|
|
|
58 |
|
|
// INCLUDES
|
59 |
|
|
|
60 |
|
|
// We don't want the inline versions of stdio functions defined here
|
61 |
|
|
|
62 |
|
|
#ifdef CYGIMP_LIBC_STDIO_INLINES
|
63 |
|
|
#undef CYGIMP_LIBC_STDIO_INLINES
|
64 |
|
|
#endif
|
65 |
|
|
|
66 |
|
|
#include <cyg/infra/cyg_type.h> // Common type definitions and support
|
67 |
|
|
#include <stddef.h> // NULL and size_t from compiler
|
68 |
|
|
#include <stdarg.h> // va_list
|
69 |
|
|
#include <stdio.h> // Header for this file
|
70 |
|
|
#include <errno.h> // Definition of error codes and errno
|
71 |
|
|
#include <string.h> // Definition of strerror() for perror()
|
72 |
|
|
#include <limits.h> // INT_MAX
|
73 |
|
|
|
74 |
|
|
|
75 |
|
|
// FUNCTIONS
|
76 |
|
|
|
77 |
|
|
//===========================================================================
|
78 |
|
|
|
79 |
|
|
// 7.9.5 File access functions
|
80 |
|
|
|
81 |
|
|
externC void
|
82 |
|
|
setbuf( FILE *stream, char *buf )
|
83 |
|
|
{
|
84 |
|
|
if (buf == NULL)
|
85 |
|
|
setvbuf( stream, NULL, _IONBF, 0 );
|
86 |
|
|
else
|
87 |
|
|
// NB: Should use full buffering by default ordinarily, but in
|
88 |
|
|
// the current system we're always connected to an interactive
|
89 |
|
|
// terminal, so use line buffering
|
90 |
|
|
setvbuf( stream, buf, _IOLBF, BUFSIZ );
|
91 |
|
|
|
92 |
|
|
} // setbuf()
|
93 |
|
|
|
94 |
|
|
//===========================================================================
|
95 |
|
|
|
96 |
|
|
// 7.9.6 Formatted input/output functions
|
97 |
|
|
|
98 |
|
|
|
99 |
|
|
externC int
|
100 |
|
|
vfprintf( FILE *stream, const char *format, va_list arg )
|
101 |
|
|
{
|
102 |
|
|
return vfnprintf(stream, INT_MAX, format, arg);
|
103 |
|
|
} // vfprintf()
|
104 |
|
|
|
105 |
|
|
|
106 |
|
|
externC int
|
107 |
|
|
vprintf( const char *format, va_list arg)
|
108 |
|
|
{
|
109 |
|
|
return vfnprintf( stdout, INT_MAX, format, arg );
|
110 |
|
|
} // vprintf()
|
111 |
|
|
|
112 |
|
|
|
113 |
|
|
externC int
|
114 |
|
|
vsprintf( char *s, const char *format, va_list arg )
|
115 |
|
|
{
|
116 |
|
|
return vsnprintf(s, INT_MAX, format, arg);
|
117 |
|
|
} // vsprintf()
|
118 |
|
|
|
119 |
|
|
|
120 |
|
|
//===========================================================================
|
121 |
|
|
|
122 |
|
|
// 7.9.7 Character input/output functions
|
123 |
|
|
|
124 |
|
|
externC int
|
125 |
|
|
puts( const char *s )
|
126 |
|
|
{
|
127 |
|
|
int rc;
|
128 |
|
|
|
129 |
|
|
rc = fputs( s, stdout );
|
130 |
|
|
|
131 |
|
|
if (rc >= 0)
|
132 |
|
|
rc = fputc('\n', stdout );
|
133 |
|
|
|
134 |
|
|
return rc;
|
135 |
|
|
} // puts()
|
136 |
|
|
|
137 |
|
|
|
138 |
|
|
//===========================================================================
|
139 |
|
|
|
140 |
|
|
// 7.9.10 Error-handling functions
|
141 |
|
|
|
142 |
|
|
externC void
|
143 |
|
|
perror( const char *s )
|
144 |
|
|
{
|
145 |
|
|
if (s && *s)
|
146 |
|
|
fprintf( stderr, "%s: %s\n", s, strerror(errno) );
|
147 |
|
|
else
|
148 |
|
|
fputs( strerror(errno), stderr );
|
149 |
|
|
|
150 |
|
|
} // perror()
|
151 |
|
|
|
152 |
|
|
//===========================================================================
|
153 |
|
|
|
154 |
|
|
// Other non-ANSI functions
|
155 |
|
|
|
156 |
|
|
#ifdef CYGFUN_LIBC_STDIO_ungetc
|
157 |
|
|
externC int
|
158 |
|
|
vscanf( const char *format, va_list arg )
|
159 |
|
|
{
|
160 |
|
|
return vfscanf( stdin, format, arg );
|
161 |
|
|
} // vscanf()
|
162 |
|
|
#endif
|
163 |
|
|
|
164 |
|
|
// EOF stdioinlines.cxx
|