1 | @c |
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2 | @c COPYRIGHT (c) 1988-1999. |
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3 | @c On-Line Applications Research Corporation (OAR). |
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4 | @c All rights reserved. |
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5 | @c |
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6 | @c $Id$ |
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7 | @c |
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8 | |
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9 | @chapter Files and Directories |
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10 | |
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11 | @section Directories |
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12 | |
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13 | @subsection Format of Directory Entries |
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14 | |
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15 | @subsection Directory Operations |
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16 | |
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17 | @example |
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18 | struct dirent, Type, Implemented |
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19 | opendir(), Function, Implemented |
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20 | readdir(), Function, Implemented |
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21 | readdir_r(), Function, Implemented |
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22 | rewinddir(), Function, Implemented |
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23 | closedir(), Function, Implemented |
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24 | @end example |
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25 | |
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26 | @section Working Directory |
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27 | |
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28 | @subsection Change Current Working Directory |
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29 | |
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30 | @example |
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31 | chdir(), Function, Implemented |
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32 | @end example |
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33 | |
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34 | @subsection Get Working Directory Pathname |
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35 | |
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36 | @example |
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37 | getcwd(), Function, Implemented |
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38 | @end example |
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39 | |
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40 | @section General File Creation |
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41 | |
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42 | @subsection Open a File |
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43 | |
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44 | @example |
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45 | open(), Function, Implemented |
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46 | O_RDONLY, Constant, Implemented |
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47 | O_WRONLY, Constant, Implemented |
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48 | O_RDWR, Constant, Implemented |
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49 | O_APPEND, Constant, Implemented |
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50 | O_CREAT, Constant, Implemented |
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51 | O_DSYNC, Constant, Unimplemented |
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52 | O_EXCL, Constant, Implemented |
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53 | O_NOCTTY, Constant, Implemented |
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54 | O_NONBLOCK, Constant, Implemented |
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55 | O_RSYNC, Constant, Unimplemented |
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56 | O_SYNC, Constant, Implemented |
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57 | O_TRUNC, Constant, Implemented |
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58 | @end example |
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59 | |
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60 | NOTE: In the newlib fcntl.h, O_SYNC is defined only if _POSIX_SOURCE is |
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61 | not defined. This seems wrong. |
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62 | |
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63 | @subsection Create a New File or Rewrite an Existing One |
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64 | |
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65 | @example |
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66 | creat(), Function, Implemented |
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67 | @end example |
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68 | |
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69 | @subsection Set File Creation Mask |
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70 | |
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71 | @example |
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72 | umask(), Function, Implemented |
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73 | @end example |
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74 | |
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75 | @subsection Link to a File |
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76 | |
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77 | @example |
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78 | link(), Function, Implemented |
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79 | @end example |
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80 | |
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81 | @section Special File Creation |
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82 | |
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83 | @subsection Make a Directory |
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84 | |
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85 | @example |
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86 | mkdir(), Function, Implemented |
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87 | @end example |
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88 | |
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89 | @subsection Make a FIFO Special File |
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90 | |
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91 | @example |
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92 | mkfifo(), Function, Untested Implementation |
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93 | @end example |
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94 | |
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95 | NOTE: mkfifo() is implemented but no filesystem supports FIFOs. |
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96 | |
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97 | @section File Removal |
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98 | |
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99 | @subsection Remove Directory Entries |
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100 | |
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101 | @example |
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102 | unlink(), Function, Implemented |
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103 | @end example |
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104 | |
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105 | @subsection Remove a Directory |
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106 | |
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107 | @example |
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108 | rmdir(), Function, Implemented |
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109 | @end example |
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110 | |
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111 | @subsection Rename a File |
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112 | |
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113 | @example |
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114 | rename(), Function, Implemented |
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115 | @end example |
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116 | |
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117 | @section File Characteristics |
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118 | |
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119 | @subsection File Characteristics Header and Data Structure |
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120 | |
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121 | @example |
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122 | struct stat, Type, Implemented |
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123 | @end example |
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124 | |
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125 | @subsubsection <sys/stat.h> File Types |
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126 | |
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127 | @example |
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128 | S_ISBLK(), Function, Implemented |
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129 | S_ISCHR(), Function, Implemented |
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130 | S_ISDIR(), Function, Implemented |
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131 | S_ISFIFO(), Function, Implemented |
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132 | S_ISREG(), Function, Implemented |
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133 | S_TYPEISMQ(), Function, Unimplemented |
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134 | S_TYPEISSEM(), Function, Unimplemented |
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135 | S_TYPEISSHM(), Function, Unimplemented |
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136 | @end example |
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137 | |
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138 | @subsubsection <sys/stat.h> File Modes |
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139 | |
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140 | @example |
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141 | S_IRWXU, Constant, Implemented |
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142 | S_IRUSR, Constant, Implemented |
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143 | S_IWUSR, Constant, Implemented |
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144 | S_IXUSR, Constant, Implemented |
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145 | S_IRWXG, Constant, Implemented |
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146 | S_IRGRP, Constant, Implemented |
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147 | S_IWGRP, Constant, Implemented |
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148 | S_IXGRP, Constant, Implemented |
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149 | S_IRWXO, Constant, Implemented |
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150 | S_IROTH, Constant, Implemented |
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151 | S_IWOTH, Constant, Implemented |
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152 | S_IXOTH, Constant, Implemented |
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153 | S_ISUID, Constant, Implemented |
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154 | S_ISGID, Constant, Implemented |
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155 | @end example |
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156 | |
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157 | @subsubsection <sys/stat.h> Time Entries |
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158 | |
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159 | @subsection Get File Status |
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160 | |
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161 | @example |
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162 | stat(), Function, Implemented |
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163 | fstat(), Function, Implemented |
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164 | @end example |
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165 | |
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166 | @subsection Check File Accessibility |
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167 | |
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168 | @example |
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169 | access(), Function, Implemented |
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170 | @end example |
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171 | |
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172 | @subsection Change File Modes |
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173 | |
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174 | @example |
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175 | chmod(), Function, Implemented |
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176 | fchmod(), Function, Implemented |
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177 | @end example |
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178 | |
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179 | @subsection Change Owner and Group of a File |
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180 | |
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181 | @example |
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182 | chown(), Function, Implemented |
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183 | @end example |
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184 | |
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185 | @subsection Set File Access and Modification Times |
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186 | |
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187 | @example |
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188 | struct utimbuf, Type, Implemented |
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189 | utime(), Function, Implemented |
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190 | @end example |
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191 | |
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192 | @subsection Truncate a File to a Specified Length |
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193 | |
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194 | @example |
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195 | ftruncate(), Function, Implemented |
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196 | @end example |
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197 | |
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198 | @section Configurable Pathname Variable |
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199 | |
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200 | @subsection Get Configurable Pathname Variables |
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201 | |
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202 | @example |
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203 | pathconf(), Function, Implemented |
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204 | fpathconf(), Function, Implemented |
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205 | _PC_LINK_MAX, Constant, Implemented |
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206 | _PC_MAX_CANON, Constant, Implemented |
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207 | _PC_MAX_INPUT, Constant, Implemented |
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208 | _PC_MAX_INPUT, Constant, Implemented |
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209 | _PC_NAME_MAX, Constant, Implemented |
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210 | _PC_PATH_MAX, Constant, Implemented |
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211 | _PC_PIPE_BUF, Constant, Implemented |
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212 | _PC_ASYNC_IO, Constant, Implemented |
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213 | _PC_CHOWN_RESTRICTED, Constant, Implemented |
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214 | _PC_NO_TRUNC, Constant, Implemented |
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215 | _PC_PRIO_IO, Constant, Implemented |
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216 | _PC_SYNC_IO, Constant, Implemented |
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217 | _PC_VDISABLE, Constant, Implemented |
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218 | @end example |
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219 | |
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220 | NOTE: The newlib unistd.h and sys/unistd.h are installed and the |
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221 | include search patch is used to get the right one. There are |
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222 | conflicts between the newlib unistd.h and RTEMS' version. |
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