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