Mercurial > ecos
annotate packages/io/fileio/current/ChangeLog @ 172:cd45958b28ff
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| author | jlarmour |
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| date | Fri, 20 Jul 2001 10:23:16 +0000 |
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1 2001-07-19 Jonathan Larmour <jlarmour@redhat.com> |
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2 |
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3 * src/devfs.cxx (dev_fo_read): Treat non-blocking reads returning |
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4 EAGAIN correctly |
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5 (dev_fo_write): Ditto for writes. |
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7 2001-06-14 Jonathan Larmour <jlarmour@redhat.com> |
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9 * src/fio.h (FILEIO_ENTRY): Don't use CYG_MACRO_START/END around |
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10 tracing macros. |
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11 Reported by Richard Panton. |
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12 |
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13 2001-06-11 Jonathan Larmour <jlarmour@redhat.com> |
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14 |
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15 * src/socket.cxx (cyg_sock_unlock): Fix cyg_file_lock->cyg_file_unlock |
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16 thinko. |
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17 |
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18 2001-03-15 Gary Thomas <gthomas@redhat.com> |
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19 |
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20 * src/file.cxx (open): Check for required/valid open mode. |
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21 |
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22 2001-03-14 Jonathan Larmour <jlarmour@redhat.com> |
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23 |
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24 * src/misc.cxx (cyg_mtab_lookup): check valid mtab entry |
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25 (umount): ditto. |
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26 |
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27 2001-03-14 Martin van Veen <martin_van_veen@yahoo.com> |
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28 |
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29 * src/misc.cxx (mount): Return error if mount fails. |
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30 |
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31 2001-03-12 Gary Thomas <gthomas@redhat.com> |
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32 |
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33 * src/misc.cxx (mount): Do implicit 'chdir()' in the |
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34 absence of any statically mounted file systems. |
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35 (cyg_fs_lock, cyg_fs_unlock): Add assertions. |
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36 |
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37 * src/file.cxx (LOCK_FS): |
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38 * src/dir.cxx (LOCK_FS): Add assertions on 'mte'. |
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39 |
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40 2001-01-05 Nick Garnett <nickg@cygnus.co.uk> |
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41 |
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42 * tests/socket.c (main): |
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43 Added call to init_all_network_interfaces(). |
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44 |
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45 2000-12-15 Nick Garnett <nickg@cygnus.co.uk> |
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46 |
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47 * src/misc.cxx: Fixed some bugs in initialization of timestamp |
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48 function when Wallclock and POSIX packages are absent. |
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49 |
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50 2000-11-01 Jonathan Larmour <jlarmour@redhat.com> |
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51 |
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52 * src/io.cxx (readwrite): Ensure we call FILEIO_RETURN_VALUE() to |
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53 get correct cleanup |
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54 (fpathconf): Ditto |
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55 (lseek): Ditto |
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56 |
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57 * src/file.cxx (open): If applicable, refer to stdin, stdout and stderr |
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58 here to ensure they are pulled in, in case selective linking would |
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59 otherwise eliminate them. This is to ensure they get allocated to |
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60 fd's 0, 1 and 2. |
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61 |
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62 2000-10-13 Nick Garnett <nickg@cygnus.co.uk> |
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64 * src/io.cxx (readwrite): Merged both read() and write() functions |
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65 into this single common routine. |
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66 |
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67 * include/fileio.h: Introduced a common typedef for both read and |
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68 write operations. |
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69 |
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70 * doc/fileio.txt: Added some text about getcwd() and tidied up |
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71 some other parts. |
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72 |
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73 2000-10-05 Nick Garnett <nickg@cygnus.co.uk> |
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75 * src/file.cxx: Added support for getcwd(). There are three |
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76 mechanisms provided here. The first is to use the FS_INFO_GETCWD |
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77 key on the filesystem to use any support it has for this. If that |
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78 fails it falls back on one of the two other mechanisms. If |
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79 CYGPKG_IO_FILEIO_TRACK_CWD is set then the current directory is |
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80 tracked textually in chdir() and the result of that is reported in |
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81 getcwd(). Otherwise an attempt is made to traverse the directory |
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82 tree to its root using ".." entries. This last option is |
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83 complicated and expensive, so the other two mechanisms are to be |
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84 preferred if possible. |
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85 |
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86 * include/fileio.h: Added FS_INFO_GETCWD getinfo option and a |
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87 matching struct cyg_getcwd_info. These are used to access getcwd() |
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88 support in a filesystem. |
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89 |
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90 * src/fio.h: Added initial support for POSIX API function entry |
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91 and return. |
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93 * cdl/fileio.cdl: Added CYGPKG_IO_FILEIO_TRACK_CWD option to |
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94 enable current directory tracking. |
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95 |
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96 2000-09-28 Nick Garnett <nickg@cygnus.co.uk> |
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97 |
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98 * src/select.cxx (cyg_selwakeup): |
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99 Removed test for whether the waiting thread is actually waiting |
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100 for this event. This lead to a race condition when the thread is |
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101 still polling other objects but has already checked this |
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102 event. Now all waiting selectors are woken up by each selectable |
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103 event. |
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104 |
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105 2000-09-18 Jonathan Larmour <jlarmour@redhat.com> |
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106 |
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107 * src/select.cxx: Apply constructor prioritization to mutexes and |
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108 condition variables |
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109 * src/fd.cxx: Ditto |
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111 2000-09-11 Jonathan Larmour <jlarmour@redhat.com> |
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113 * tests/select.c: NA if no POSIX package |
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114 |
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115 * cdl/fileio.cdl: Set CYGBLD_ISO_OPEN_MAX_HEADER to this package's |
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116 limits.h |
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117 * include/limits.h: New file to define OPEN_MAX (and other things in |
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118 future) |
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119 |
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120 2000-09-08 Nick Garnett <nickg@cygnus.co.uk> |
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121 |
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122 * include/fileio.h: |
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123 Removed spaces from arguments to CYG_HAL_TABLE_ENTRY(). |
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124 |
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125 2000-09-04 Jonathan Larmour <jlarmour@redhat.com> |
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126 |
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127 * include/sockio.h (struct cyg_nstab_entry): Apply CYG_HAL_TABLE_TYPE |
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128 * include/fileio.h (struct cyg_mtab_entry): Ditto |
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129 (FSTAB_ENTRY): Ditto |
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130 |
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131 2000-08-31 Nick Garnett <nickg@cygnus.co.uk> |
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132 |
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133 * src/select.cxx (select): Added scheduler unlock in timeout |
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134 return case. |
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135 |
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136 2000-08-22 Jonathan Larmour <jlarmour@redhat.co.uk> |
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137 |
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138 * doc/fileio.txt: Add Nick's text description of plug-in filesystems |
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139 and sockets here for now. |
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140 |
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141 2000-08-18 Nick Garnett <nickg@cygnus.co.uk> |
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142 |
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143 * include/fileio.h: Added CYG_FAPPEND flag for preservation in |
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144 file object flags. |
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145 Added prototype for cyg_timestamp(). |
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146 |
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147 * src/misc.cxx: Fixed bug in cyg_mtab_lookup() when dealing with |
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148 empty mount table entries. |
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149 Added cyg_timestamp() to provide timestamp support to client |
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150 filesystems. |
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151 |
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152 2000-08-09 Jonathan Larmour <jlarmour@redhat.co.uk> |
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153 |
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154 * src/misc.cxx: Don't define own strcmp() function (which had a bug |
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155 anyway). Use string.h. |
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156 * cdl/fileio.cdl: requires ISO C string functions |
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157 |
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158 2000-08-01 Jonathan Larmour <jlarmour@redhat.co.uk> |
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159 |
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160 * src/misc.cxx: Use correct initializer for mtab_extra |
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161 |
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162 * src/fio.h (FILEIO_RETURN_VOID): Surround in CYG_MACRO_START to |
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163 prevent problems when used with one-line if. |
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164 (FILEIO_RETURN_VALUE): Likewise |
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165 |
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166 * include/fileio.h: Make getinfo/setinfo take void *bufs, not char * |
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167 for easier casting (and more correct) |
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168 |
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169 * tests/testfs.c: Likewise |
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170 |
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171 * src/devfs.cxx: Likewise. |
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172 Also fix bug with Nick's change below that set non-blocking mode |
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173 in all cases. |
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174 |
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175 2000-07-31 Nick Garnett <nickg@cygnus.co.uk> |
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176 |
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177 * src/devfs.cxx (dev_open): Added support for O_NONBLOCK. |
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178 |
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179 2000-07-27 Nick Garnett <nickg@cygnus.co.uk> |
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180 |
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181 * tests/select.c: Wrapped include of pkgconf/io_serial.h in |
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182 #ifdef CYGPKG_IO_SERIAL. |
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183 |
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184 2000-07-25 Jonathan Larmour <jlarmour@redhat.co.uk> |
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185 |
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186 * tests/select.c (main): Wrap call to init_all_network_interfaces() |
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187 in #ifdef TEST_NET |
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188 |
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189 2000-07-25 Nick Garnett <nickg@cygnus.co.uk> |
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190 |
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191 * tests/select.c (main): Added call to |
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192 init_all_network_interfaces(). |
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193 |
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194 2000-07-21 Nick Garnett <nickg@cygnus.co.uk> |
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195 |
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196 * include/fileio.h: |
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197 * src/file.cxx: |
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198 * src/devfs.cxx: |
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199 * tests/testfs.c: |
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200 Added support for link() API call. This was the only major file |
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201 operation omitted. |
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202 |
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203 2000-07-20 Nick Garnett <nickg@cygnus.co.uk> |
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204 |
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205 * include/fileio.h: Added some modes for fsync(). |
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206 |
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207 * src/file.cxx: Added access() function. |
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208 |
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209 * src/io.cxx: Added fdatasync() and isatty(). |
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210 |
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211 * src/devfs.cxx: Added fsync() support. |
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212 |
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213 * tests/fileio1.c: Added calls to access() to check (non-)existence |
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214 of files where appropriate. |
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215 |
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216 2000-07-13 Nick Garnett <nickg@cygnus.co.uk> |
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217 |
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218 * src/select.cxx (select): Fixed return value when timing out. Now |
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219 returns zero and no error, it used to return -1 and ETIMEDOUT. |
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220 |
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221 * src/io.cxx: Fixed fsync() to match standard. |
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222 |
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223 * src/devfs.cxx: |
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224 Added lseek() support - all devices are always at position |
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225 zero. Added [f]stat() support - currently just fills in the stat |
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226 buffer with some predefined values. When we have more |
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227 sophisticated devices this may need to be improved. |
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228 |
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229 * tests/testfs.c (testfs_open): Added support for O_TRUNC open |
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230 flag. |
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231 |
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232 * tests/stdio.c: |
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233 * cdl/fileio.cdl: |
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234 Added stdio.c to test C library IO integration. This does not test |
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235 the C library functionality, just that it works with the fileio |
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236 package in certain limited ways. |
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237 |
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238 2000-06-30 Nick Garnett <nickg@cygnus.co.uk> |
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239 |
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240 * src/misc.cxx: Fixed definition of mtab_extra[] so that it gets |
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241 emitted correctly into the object file. |
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242 |
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243 * tests/testfs.c: |
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244 Added support for dynamic mount()/umount(). |
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245 Added testfs_dump() to report state of filesystem, and to do a |
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246 little consistency checking. |
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247 |
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248 * tests/fileio1.c: Extended testing to mount() and maximum file |
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249 sizes. |
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250 |
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251 2000-06-28 Nick Garnett <nickg@cygnus.co.uk> |
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252 |
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253 * include/dirent.h: Added this file to contain directory support |
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254 definitions. |
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255 |
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256 * include/fileio.h: |
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257 Introduced separate typedefs for all operation functions. |
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258 Added CYG_FDIR to mark directory streams. |
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259 Added some default operation functions. |
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260 |
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261 * src/fio.h (FILEIO_RETURN_VOID): Added this macro. |
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262 |
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263 * src/dir.cxx: Added this file to contain directory listing API |
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264 functions. |
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265 |
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266 * src/misc.cxx: |
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267 Added default operation functions. |
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268 |
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269 * src/file.cxx: |
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270 Fixed mkdir() to have correct prototype. |
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271 Moved opendir() to dir.cxx. |
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272 Added support in chdir() for deregistering the current directory. |
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273 |
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274 * cdl/fileio.cdl: Added dev.cxx to compile list. Added support for |
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275 dirent.h implementation. |
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276 |
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277 * tests/testfs.c: Lots of changes towards a more complete |
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278 implementation. |
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279 |
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280 * tests/select.c: Changed SHOW_RESULT() message a little. Fixed up |
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281 some warnings when no testing is possible. |
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282 |
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283 * tests/fileio1.c: |
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284 Largely rewritten to do more complete testing. |
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285 |
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286 2000-06-19 Nick Garnett <nickg@cygnus.co.uk> |
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287 |
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288 * src/select.cxx: Added selwake_count variable to count select |
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289 wakeups. This allows us to avoid sleeping when a selectee calls |
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290 cyg_selwakeup() while we are still scanning the FD sets. |
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291 |
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292 * include/fileio.h: |
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293 * include/sockio.h: |
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294 * src/misc.cxx: |
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295 * src/socket.cxx: |
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296 Converted tables to new mechanism. |
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297 |
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298 * tests/select.c: Reduced buffer size to avoid buffer overflow in |
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299 serial devices. |
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300 |
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301 2000-06-15 Nick Garnett <nickg@cygnus.co.uk> |
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302 |
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303 * include/fileio.h: |
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304 Added typedef for cyg_selinfo. |
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305 Added umount to fstab entry structure. |
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306 Added mount() and unmount() prototypes. |
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307 Added const in various places. |
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308 Changed some types from CYG_ADDRWORD to their ISO standard |
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309 equivalents. |
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310 Added si_thread field to cyg_selinfo structure, added |
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311 cyg_selinit() prototype. |
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312 |
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313 * src/socket.cxx: Converted an errant LOCK_NS() into the |
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314 UNLOCK_NS() it should be. |
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315 |
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316 * src/select.cxx: |
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317 Added cyg_selinit() which must be called by all selectees at |
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318 initialization to prepare a cyg_selinfo structure for use. |
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319 Modified cyg_selwakeup() to minimize the number for actual wakeup |
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320 operations it actually performs. |
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321 |
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322 * src/misc.cxx: |
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323 Added mtab_extra[] to contain dynamic mount table entries, |
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324 modified startup scan of mtab to cope with this. |
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325 changed matchlen() to cope with "/" mountpoint, this function is |
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326 rapidly ceasing to be the neat bit of code it started out as. |
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327 Added implementations of mount() and umount(). |
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328 |
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329 * src/devfs.cxx: Added dev_umount, various minor tweaks. |
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330 |
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331 * cdl/fileio.cdl: Added CYGNUM_FILEIO_MTAB_EXTRA to define how |
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332 many extra mount table entries should exist for dynamic mounts. |
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333 Added select.c to list of tests. |
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334 |
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335 * tests/select.c: Added this file to test select() functionality |
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336 on both sockets and (serial) devices. |
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337 |
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338 * tests/socket.c: Tidied some compilation warnings. |
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339 |
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340 * tests/testfs.c: Added umount stub function. |
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341 |
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342 2000-06-12 Nick Garnett <nickg@cygnus.co.uk> |
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343 |
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344 * include/sockio.h: |
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345 * include/fileio.h: |
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346 * src/fio.h: |
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347 * tests/testfs.c: |
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348 * src/socket.cxx: |
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349 * src/misc.cxx: |
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350 * src/file.cxx: |
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351 * src/fd.cxx: |
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352 * src/io.cxx: |
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353 * src/devfs.cxx: |
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354 Tidied up and sorted out locking protocols and synchronization |
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355 mechanisms. |
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356 |
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357 2000-06-09 Nick Garnett <nickg@cygnus.co.uk> |
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358 |
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359 * src/select.cxx: |
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360 * src/devfs.cxx: |
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361 * include/fileio.h: |
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362 * tests/testfs.c: |
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363 Added select() support. |
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364 |
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365 * src/socket.cxx: Fixed a resource management bug in accept(). |
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366 |
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367 * tests/socket.c: Extended to test that all API calls work, at |
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368 least minimally, as they should. Still some calls to add here. |
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369 |
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370 2000-06-07 Nick Garnett <nickg@cygnus.co.uk> |
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371 |
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372 * tests/socket.c: Simple socket API test program. Needs much more |
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373 work to give full coverage. |
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374 |
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375 * src/socket.cxx: Filled in some implementations. Changed some |
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376 type specifications. |
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377 |
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378 * src/select.cxx: Added this file to contain select() |
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379 implementation. At present it does nothing. |
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380 |
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381 * include/sockio.h: |
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382 Added definition of socklen_t for use when the NET package is |
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383 absent - just so this file compiles. |
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384 Added macro to generate an nstab entry. |
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385 Changed prototypes of socket operation ffunctions to better match |
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386 both API definition and BSD stack implementation. |
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387 |
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388 * cdl/fileio.cdl: Added support for socket API. This is only |
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389 active if the NET package is present. |
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390 Added initial socket API test program. |
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391 |
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392 2000-06-02 Nick Garnett <nickg@cygnus.co.uk> |
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393 |
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394 * src/socket.cxx: |
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395 Added this file to implement socket interface. This is still a |
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396 rough draft that has not yet been tested. |
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397 |
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398 * src/misc.cxx: |
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399 * src/io.cxx: |
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400 * src/fio.h: Various minor changes and bug fixes. |
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401 |
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402 * src/file.cxx: Various bug fixes. Added pathconf(). |
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403 |
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404 * src/fd.cxx: Various changes and bug fixes, mostly in the |
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405 handling of the locking mechanisms. |
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406 |
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407 * src/devfs.cxx: Added this filesystem to interface to the device |
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408 IO subsystem. Not yet tested. |
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409 |
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410 * include/sockio.h: Various minor changes prompted by |
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411 implementation. |
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412 |
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413 * include/fileio.h: |
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414 Added macros to instantiate filesystem and mount table entries. |
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415 Added mode mask for setting up f_flags. |
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416 Changed file object types, added device type. |
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417 |
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418 * cdl/fileio.cdl: |
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419 Added some extra files to compile. Some now go in libextras. |
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420 Added table maxima for fstab, mtab and nstab. |
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421 Added tests. |
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422 |
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423 * tests/fileio1.c: Added this simple test for the fileio |
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424 infrastructure. |
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425 |
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426 * tests/testfs.c: |
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427 Created this simple ROM filesystem to test out the fileio |
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428 infrastructure. This is not really usable for anything other than |
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429 this, and should not be used in "production" systems. Hence its |
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430 presence in tests rather than src. |
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431 At present this only has support for open(), close(), read(), |
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432 write(), lseek() and unlink(). Other parts will be implemented as |
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433 and when required. |
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434 |
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435 2000-05-31 Nick Garnett <nickg@cygnus.co.uk> |
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436 |
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437 * src/fio.h: |
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438 * src/file.cxx: |
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439 * src/io.cxx: |
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440 * src/misc.cxx: |
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441 Roughed out most of the file IO infrastructure. While this code |
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442 compiles, none of it has actually been executed yet. A lot of this |
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443 was cut-and-paste-and-edit, so some minor blemishes are to be |
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444 expected. |
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445 |
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446 * src/fd.cxx: Several modifications in response to implementing |
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447 rest of infrastructure. Added dup() and dup2() API routines. |
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448 |
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449 * include/fileio.h: Many changes and tidies prompted by |
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450 infrastructure implementation. |
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451 |
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452 * cdl/fileio.cdl: Added "implements" directives for isoinfra |
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453 interfaces. Extended compile to new files. |
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454 |
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455 2000-05-26 Nick Garnett <nickg@cygnus.co.uk> |
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456 |
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457 * include/fileio.h: |
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458 * include/sockio.h: |
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459 * src/fd.cxx: |
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460 * cdl/fileio.cdl: |
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461 Created these files as a start at defining the file IO package. |
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462 There is still a lot to do here, so expect radical changes to all |
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463 of these files in the near future. |
