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comparison packages/language/c/libc/stdio/current/src/common/stdioinlines.cxx @ 115:6ed91473a1cd ecos-sw-2000-08-21

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Merge from eCos master repository on 2000-08-21-22:40:54-BST
author jlarmour
date Fri, 25 Aug 2000 17:32:38 +0000
parents
children e0c0827131d1
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114:5ad2b71d525e 115:6ed91473a1cd
1 //===========================================================================
2 //
3 // stdioinlines.cxx
4 //
5 // ANSI standard I/O routines - real alternatives for inlined functions
6 //
7 //===========================================================================
8 //####COPYRIGHTBEGIN####
9 //
10 // -------------------------------------------
11 // The contents of this file are subject to the Red Hat eCos Public License
12 // Version 1.1 (the "License"); you may not use this file except in
13 // compliance with the License. You may obtain a copy of the License at
14 // http://www.redhat.com/
15 //
16 // Software distributed under the License is distributed on an "AS IS"
17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
18 // License for the specific language governing rights and limitations under
19 // the License.
20 //
21 // The Original Code is eCos - Embedded Configurable Operating System,
22 // released September 30, 1998.
23 //
24 // The Initial Developer of the Original Code is Red Hat.
25 // Portions created by Red Hat are
26 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
27 // All Rights Reserved.
28 // -------------------------------------------
29 //
30 //####COPYRIGHTEND####
31 //===========================================================================
32 //#####DESCRIPTIONBEGIN####
33 //
34 // Author(s): jlarmour
35 // Contributors:
36 // Date: 2000-04-20
37 // Purpose:
38 // Description:
39 // Usage:
40 //
41 //####DESCRIPTIONEND####
42 //
43 //===========================================================================
44
45 // CONFIGURATION
46
47 #include <pkgconf/libc_stdio.h> // Configuration header
48
49 // INCLUDES
50
51 // We don't want the inline versions of stdio functions defined here
52
53 #ifdef CYGIMP_LIBC_STDIO_INLINES
54 #undef CYGIMP_LIBC_STDIO_INLINES
55 #endif
56
57 #include <cyg/infra/cyg_type.h> // Common type definitions and support
58 #include <stddef.h> // NULL and size_t from compiler
59 #include <stdarg.h> // va_list
60 #include <stdio.h> // Header for this file
61 #include <errno.h> // Definition of error codes and errno
62 #include <string.h> // Definition of strerror() for perror()
63 #include <limits.h> // INT_MAX
64
65
66 // FUNCTIONS
67
68 //===========================================================================
69
70 // 7.9.5 File access functions
71
72 externC void
73 setbuf( FILE *stream, char *buf )
74 {
75 if (buf == NULL)
76 setvbuf( stream, NULL, _IONBF, BUFSIZ );
77 else
78 // NB: Should use full buffering by default ordinarily, but in
79 // the current system we're always connected to an interactive
80 // terminal, so use line buffering
81 setvbuf( stream, buf, _IOLBF, BUFSIZ );
82
83 } // setbuf()
84
85 //===========================================================================
86
87 // 7.9.6 Formatted input/output functions
88
89
90 externC int
91 vfprintf( FILE *stream, const char *format, va_list arg )
92 {
93 return vfnprintf(stream, INT_MAX, format, arg);
94 } // vfprintf()
95
96
97 externC int
98 vprintf( const char *format, va_list arg)
99 {
100 return vfnprintf( stdout, INT_MAX, format, arg );
101 } // vprintf()
102
103
104 externC int
105 vsprintf( char *s, const char *format, va_list arg )
106 {
107 return vsnprintf(s, INT_MAX, format, arg);
108 } // vsprintf()
109
110
111 //===========================================================================
112
113 // 7.9.7 Character input/output functions
114
115 externC int
116 puts( const char *s )
117 {
118 int rc;
119
120 rc = fputs( s, stdout );
121
122 if (rc >= 0)
123 rc = fputc('\n', stdout );
124
125 return rc;
126 } // puts()
127
128
129 //===========================================================================
130
131 // 7.9.10 Error-handling functions
132
133 externC void
134 perror( const char *s )
135 {
136 if (s && *s)
137 fprintf( stderr, "%s: %s\n", s, strerror(errno) );
138 else
139 fputs( strerror(errno), stderr );
140
141 } // perror()
142
143 //===========================================================================
144
145 // Other non-ANSI functions
146
147 #ifdef CYGFUN_LIBC_STDIO_ungetc
148 externC int
149 vscanf( const char *format, va_list arg )
150 {
151 return vfscanf( stdin, format, arg );
152 } // vscanf()
153 #endif
154
155 // EOF stdioinlines.cxx