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annotate packages/io/fileio/current/ChangeLog @ 201:dd81b18e45fb

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Merge from eCos master repository on 2002-01-04-06:43:04-GMT
author jlarmour
date Fri, 04 Jan 2002 14:13:51 +0000
parents 51b34619b677
children e0c0827131d1
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201
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1 2002-01-04 Wade Jensen <Wade_Jensen@inter-tel.com>
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2 2002-01-04 Jonathan Larmour <jlarmour@redhat.com>
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3
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4 * src/socket.cxx (recvfrom): Set msg.msg_namelen correctly for
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5 NULL fromlen.
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6
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7 2001-12-28 Gary Thomas <gthomas@redhat.com>
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9 * src/io.cxx (readwrite): Add missing check for return (errors).
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11 2001-11-29 Jonathan Larmour <jlarmour@redhat.com>
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12
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13 * src/file.cxx (chdir): Don't detach from current dir if unset.
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15 2001-11-02 Felix Wong <felixwong@i-technologies.cc>
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16 2001-11-02 Jonathan Larmour <jlarmour@redhat.com>
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17
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18 * src/devfs.cxx (dev_fo_read): Support block devices.
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19 (dev_fo_write): Ditto.
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21 2001-10-09 Jonathan Larmour <jlarmour@redhat.com>
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22
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23 * src/fio.h: Make cancellation point dependand on
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24 CYGINT_ISO_PTHREAD_IMPL from <pkgconf/isoinfra.h> really.
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25 * tests/select.c: Ditto.
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26
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27 2001-10-09 Jesper Skov <jskov@redhat.com>
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28
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29 * tests/select.c: Do NA check for posix threads.
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30
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31 * src/fio.h: Make cancellation point dependant on
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32 CYGPKG_POSIX_PTHREAD as in the POSIX package.
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33
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34 2001-07-26 Jonathan Larmour <jlarmour@redhat.com>
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35
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36 * cdl/fileio.cdl: Implements select().
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37 * src/select.cxx: Include <sys/select.h> from isoinfra.
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39 2001-07-19 Jonathan Larmour <jlarmour@redhat.com>
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40
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41 * src/devfs.cxx (dev_fo_read): Treat non-blocking reads returning
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42 EAGAIN correctly
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43 (dev_fo_write): Ditto for writes.
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45 2001-06-14 Jonathan Larmour <jlarmour@redhat.com>
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46
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47 * src/fio.h (FILEIO_ENTRY): Don't use CYG_MACRO_START/END around
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48 tracing macros.
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49 Reported by Richard Panton.
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50
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51 2001-06-11 Jonathan Larmour <jlarmour@redhat.com>
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52
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53 * src/socket.cxx (cyg_sock_unlock): Fix cyg_file_lock->cyg_file_unlock
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54 thinko.
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56 2001-03-15 Gary Thomas <gthomas@redhat.com>
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57
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58 * src/file.cxx (open): Check for required/valid open mode.
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59
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60 2001-03-14 Jonathan Larmour <jlarmour@redhat.com>
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61
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62 * src/misc.cxx (cyg_mtab_lookup): check valid mtab entry
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63 (umount): ditto.
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64
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65 2001-03-14 Martin van Veen <martin_van_veen@yahoo.com>
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66
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67 * src/misc.cxx (mount): Return error if mount fails.
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68
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69 2001-03-12 Gary Thomas <gthomas@redhat.com>
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70
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71 * src/misc.cxx (mount): Do implicit 'chdir()' in the
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72 absence of any statically mounted file systems.
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73 (cyg_fs_lock, cyg_fs_unlock): Add assertions.
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74
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75 * src/file.cxx (LOCK_FS):
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76 * src/dir.cxx (LOCK_FS): Add assertions on 'mte'.
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77
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78 2001-01-05 Nick Garnett <nickg@cygnus.co.uk>
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79
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80 * tests/socket.c (main):
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81 Added call to init_all_network_interfaces().
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82
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83 2000-12-15 Nick Garnett <nickg@cygnus.co.uk>
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84
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85 * src/misc.cxx: Fixed some bugs in initialization of timestamp
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86 function when Wallclock and POSIX packages are absent.
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87
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88 2000-11-01 Jonathan Larmour <jlarmour@redhat.com>
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89
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90 * src/io.cxx (readwrite): Ensure we call FILEIO_RETURN_VALUE() to
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91 get correct cleanup
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92 (fpathconf): Ditto
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93 (lseek): Ditto
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94
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95 * src/file.cxx (open): If applicable, refer to stdin, stdout and stderr
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96 here to ensure they are pulled in, in case selective linking would
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97 otherwise eliminate them. This is to ensure they get allocated to
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98 fd's 0, 1 and 2.
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99
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100 2000-10-13 Nick Garnett <nickg@cygnus.co.uk>
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101
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102 * src/io.cxx (readwrite): Merged both read() and write() functions
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103 into this single common routine.
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104
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105 * include/fileio.h: Introduced a common typedef for both read and
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106 write operations.
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107
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108 * doc/fileio.txt: Added some text about getcwd() and tidied up
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109 some other parts.
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110
128
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111 2000-10-05 Nick Garnett <nickg@cygnus.co.uk>
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112
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113 * src/file.cxx: Added support for getcwd(). There are three
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114 mechanisms provided here. The first is to use the FS_INFO_GETCWD
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115 key on the filesystem to use any support it has for this. If that
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116 fails it falls back on one of the two other mechanisms. If
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117 CYGPKG_IO_FILEIO_TRACK_CWD is set then the current directory is
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118 tracked textually in chdir() and the result of that is reported in
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119 getcwd(). Otherwise an attempt is made to traverse the directory
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120 tree to its root using ".." entries. This last option is
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121 complicated and expensive, so the other two mechanisms are to be
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122 preferred if possible.
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123
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124 * include/fileio.h: Added FS_INFO_GETCWD getinfo option and a
128
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125 matching struct cyg_getcwd_info. These are used to access getcwd()
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126 support in a filesystem.
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127
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128 * src/fio.h: Added initial support for POSIX API function entry
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129 and return.
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130
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131 * cdl/fileio.cdl: Added CYGPKG_IO_FILEIO_TRACK_CWD option to
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132 enable current directory tracking.
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133
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134 2000-09-28 Nick Garnett <nickg@cygnus.co.uk>
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135
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136 * src/select.cxx (cyg_selwakeup):
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137 Removed test for whether the waiting thread is actually waiting
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138 for this event. This lead to a race condition when the thread is
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139 still polling other objects but has already checked this
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140 event. Now all waiting selectors are woken up by each selectable
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141 event.
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142
126
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143 2000-09-18 Jonathan Larmour <jlarmour@redhat.com>
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144
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145 * src/select.cxx: Apply constructor prioritization to mutexes and
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146 condition variables
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147 * src/fd.cxx: Ditto
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148
124
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149 2000-09-11 Jonathan Larmour <jlarmour@redhat.com>
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150
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151 * tests/select.c: NA if no POSIX package
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152
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153 * cdl/fileio.cdl: Set CYGBLD_ISO_OPEN_MAX_HEADER to this package's
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154 limits.h
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155 * include/limits.h: New file to define OPEN_MAX (and other things in
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156 future)
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157
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158 2000-09-08 Nick Garnett <nickg@cygnus.co.uk>
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159
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160 * include/fileio.h:
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161 Removed spaces from arguments to CYG_HAL_TABLE_ENTRY().
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162
121
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163 2000-09-04 Jonathan Larmour <jlarmour@redhat.com>
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164
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165 * include/sockio.h (struct cyg_nstab_entry): Apply CYG_HAL_TABLE_TYPE
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166 * include/fileio.h (struct cyg_mtab_entry): Ditto
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167 (FSTAB_ENTRY): Ditto
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168
119
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169 2000-08-31 Nick Garnett <nickg@cygnus.co.uk>
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170
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171 * src/select.cxx (select): Added scheduler unlock in timeout
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172 return case.
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173
117
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174 2000-08-22 Jonathan Larmour <jlarmour@redhat.co.uk>
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175
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176 * doc/fileio.txt: Add Nick's text description of plug-in filesystems
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177 and sockets here for now.
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178
115
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179 2000-08-18 Nick Garnett <nickg@cygnus.co.uk>
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180
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181 * include/fileio.h: Added CYG_FAPPEND flag for preservation in
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182 file object flags.
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183 Added prototype for cyg_timestamp().
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184
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185 * src/misc.cxx: Fixed bug in cyg_mtab_lookup() when dealing with
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186 empty mount table entries.
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187 Added cyg_timestamp() to provide timestamp support to client
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188 filesystems.
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189
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190 2000-08-09 Jonathan Larmour <jlarmour@redhat.co.uk>
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191
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192 * src/misc.cxx: Don't define own strcmp() function (which had a bug
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193 anyway). Use string.h.
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194 * cdl/fileio.cdl: requires ISO C string functions
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195
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196 2000-08-01 Jonathan Larmour <jlarmour@redhat.co.uk>
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197
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198 * src/misc.cxx: Use correct initializer for mtab_extra
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199
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200 * src/fio.h (FILEIO_RETURN_VOID): Surround in CYG_MACRO_START to
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201 prevent problems when used with one-line if.
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202 (FILEIO_RETURN_VALUE): Likewise
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203
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204 * include/fileio.h: Make getinfo/setinfo take void *bufs, not char *
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205 for easier casting (and more correct)
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206
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207 * tests/testfs.c: Likewise
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208
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209 * src/devfs.cxx: Likewise.
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210 Also fix bug with Nick's change below that set non-blocking mode
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211 in all cases.
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212
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213 2000-07-31 Nick Garnett <nickg@cygnus.co.uk>
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214
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215 * src/devfs.cxx (dev_open): Added support for O_NONBLOCK.
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216
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217 2000-07-27 Nick Garnett <nickg@cygnus.co.uk>
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218
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219 * tests/select.c: Wrapped include of pkgconf/io_serial.h in
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220 #ifdef CYGPKG_IO_SERIAL.
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221
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222 2000-07-25 Jonathan Larmour <jlarmour@redhat.co.uk>
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223
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224 * tests/select.c (main): Wrap call to init_all_network_interfaces()
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225 in #ifdef TEST_NET
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226
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227 2000-07-25 Nick Garnett <nickg@cygnus.co.uk>
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228
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229 * tests/select.c (main): Added call to
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230 init_all_network_interfaces().
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231
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232 2000-07-21 Nick Garnett <nickg@cygnus.co.uk>
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233
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234 * include/fileio.h:
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235 * src/file.cxx:
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236 * src/devfs.cxx:
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237 * tests/testfs.c:
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238 Added support for link() API call. This was the only major file
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239 operation omitted.
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240
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241 2000-07-20 Nick Garnett <nickg@cygnus.co.uk>
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242
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243 * include/fileio.h: Added some modes for fsync().
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244
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245 * src/file.cxx: Added access() function.
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246
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247 * src/io.cxx: Added fdatasync() and isatty().
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248
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249 * src/devfs.cxx: Added fsync() support.
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250
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251 * tests/fileio1.c: Added calls to access() to check (non-)existence
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252 of files where appropriate.
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253
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254 2000-07-13 Nick Garnett <nickg@cygnus.co.uk>
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255
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256 * src/select.cxx (select): Fixed return value when timing out. Now
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257 returns zero and no error, it used to return -1 and ETIMEDOUT.
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258
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259 * src/io.cxx: Fixed fsync() to match standard.
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260
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261 * src/devfs.cxx:
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262 Added lseek() support - all devices are always at position
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263 zero. Added [f]stat() support - currently just fills in the stat
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264 buffer with some predefined values. When we have more
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265 sophisticated devices this may need to be improved.
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266
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267 * tests/testfs.c (testfs_open): Added support for O_TRUNC open
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268 flag.
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269
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270 * tests/stdio.c:
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271 * cdl/fileio.cdl:
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272 Added stdio.c to test C library IO integration. This does not test
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273 the C library functionality, just that it works with the fileio
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274 package in certain limited ways.
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275
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276 2000-06-30 Nick Garnett <nickg@cygnus.co.uk>
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277
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278 * src/misc.cxx: Fixed definition of mtab_extra[] so that it gets
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279 emitted correctly into the object file.
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280
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281 * tests/testfs.c:
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282 Added support for dynamic mount()/umount().
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283 Added testfs_dump() to report state of filesystem, and to do a
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284 little consistency checking.
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285
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286 * tests/fileio1.c: Extended testing to mount() and maximum file
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287 sizes.
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288
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289 2000-06-28 Nick Garnett <nickg@cygnus.co.uk>
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290
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291 * include/dirent.h: Added this file to contain directory support
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292 definitions.
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293
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294 * include/fileio.h:
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295 Introduced separate typedefs for all operation functions.
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296 Added CYG_FDIR to mark directory streams.
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297 Added some default operation functions.
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298
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299 * src/fio.h (FILEIO_RETURN_VOID): Added this macro.
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300
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301 * src/dir.cxx: Added this file to contain directory listing API
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302 functions.
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303
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304 * src/misc.cxx:
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305 Added default operation functions.
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306
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307 * src/file.cxx:
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308 Fixed mkdir() to have correct prototype.
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309 Moved opendir() to dir.cxx.
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310 Added support in chdir() for deregistering the current directory.
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311
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312 * cdl/fileio.cdl: Added dev.cxx to compile list. Added support for
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313 dirent.h implementation.
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314
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315 * tests/testfs.c: Lots of changes towards a more complete
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316 implementation.
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317
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318 * tests/select.c: Changed SHOW_RESULT() message a little. Fixed up
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319 some warnings when no testing is possible.
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320
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321 * tests/fileio1.c:
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322 Largely rewritten to do more complete testing.
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323
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324 2000-06-19 Nick Garnett <nickg@cygnus.co.uk>
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325
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326 * src/select.cxx: Added selwake_count variable to count select
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327 wakeups. This allows us to avoid sleeping when a selectee calls
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328 cyg_selwakeup() while we are still scanning the FD sets.
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329
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330 * include/fileio.h:
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331 * include/sockio.h:
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332 * src/misc.cxx:
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333 * src/socket.cxx:
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334 Converted tables to new mechanism.
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335
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336 * tests/select.c: Reduced buffer size to avoid buffer overflow in
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337 serial devices.
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338
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339 2000-06-15 Nick Garnett <nickg@cygnus.co.uk>
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340
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341 * include/fileio.h:
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342 Added typedef for cyg_selinfo.
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343 Added umount to fstab entry structure.
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344 Added mount() and unmount() prototypes.
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345 Added const in various places.
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346 Changed some types from CYG_ADDRWORD to their ISO standard
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347 equivalents.
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348 Added si_thread field to cyg_selinfo structure, added
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349 cyg_selinit() prototype.
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350
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351 * src/socket.cxx: Converted an errant LOCK_NS() into the
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352 UNLOCK_NS() it should be.
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353
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354 * src/select.cxx:
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355 Added cyg_selinit() which must be called by all selectees at
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356 initialization to prepare a cyg_selinfo structure for use.
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357 Modified cyg_selwakeup() to minimize the number for actual wakeup
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358 operations it actually performs.
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359
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360 * src/misc.cxx:
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361 Added mtab_extra[] to contain dynamic mount table entries,
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362 modified startup scan of mtab to cope with this.
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363 changed matchlen() to cope with "/" mountpoint, this function is
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364 rapidly ceasing to be the neat bit of code it started out as.
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365 Added implementations of mount() and umount().
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366
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367 * src/devfs.cxx: Added dev_umount, various minor tweaks.
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368
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369 * cdl/fileio.cdl: Added CYGNUM_FILEIO_MTAB_EXTRA to define how
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370 many extra mount table entries should exist for dynamic mounts.
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371 Added select.c to list of tests.
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372
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373 * tests/select.c: Added this file to test select() functionality
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374 on both sockets and (serial) devices.
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375
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376 * tests/socket.c: Tidied some compilation warnings.
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377
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378 * tests/testfs.c: Added umount stub function.
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379
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380 2000-06-12 Nick Garnett <nickg@cygnus.co.uk>
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381
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382 * include/sockio.h:
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383 * include/fileio.h:
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384 * src/fio.h:
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385 * tests/testfs.c:
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386 * src/socket.cxx:
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387 * src/misc.cxx:
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388 * src/file.cxx:
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389 * src/fd.cxx:
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390 * src/io.cxx:
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391 * src/devfs.cxx:
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392 Tidied up and sorted out locking protocols and synchronization
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393 mechanisms.
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394
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395 2000-06-09 Nick Garnett <nickg@cygnus.co.uk>
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396
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397 * src/select.cxx:
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398 * src/devfs.cxx:
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399 * include/fileio.h:
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400 * tests/testfs.c:
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401 Added select() support.
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402
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403 * src/socket.cxx: Fixed a resource management bug in accept().
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404
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405 * tests/socket.c: Extended to test that all API calls work, at
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406 least minimally, as they should. Still some calls to add here.
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407
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408 2000-06-07 Nick Garnett <nickg@cygnus.co.uk>
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409
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410 * tests/socket.c: Simple socket API test program. Needs much more
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411 work to give full coverage.
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412
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413 * src/socket.cxx: Filled in some implementations. Changed some
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414 type specifications.
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415
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416 * src/select.cxx: Added this file to contain select()
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417 implementation. At present it does nothing.
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418
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419 * include/sockio.h:
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420 Added definition of socklen_t for use when the NET package is
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421 absent - just so this file compiles.
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422 Added macro to generate an nstab entry.
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423 Changed prototypes of socket operation ffunctions to better match
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424 both API definition and BSD stack implementation.
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425
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426 * cdl/fileio.cdl: Added support for socket API. This is only
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427 active if the NET package is present.
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428 Added initial socket API test program.
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429
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430 2000-06-02 Nick Garnett <nickg@cygnus.co.uk>
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431
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432 * src/socket.cxx:
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433 Added this file to implement socket interface. This is still a
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434 rough draft that has not yet been tested.
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435
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436 * src/misc.cxx:
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437 * src/io.cxx:
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438 * src/fio.h: Various minor changes and bug fixes.
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439
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440 * src/file.cxx: Various bug fixes. Added pathconf().
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441
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442 * src/fd.cxx: Various changes and bug fixes, mostly in the
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443 handling of the locking mechanisms.
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444
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445 * src/devfs.cxx: Added this filesystem to interface to the device
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446 IO subsystem. Not yet tested.
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447
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448 * include/sockio.h: Various minor changes prompted by
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449 implementation.
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450
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451 * include/fileio.h:
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452 Added macros to instantiate filesystem and mount table entries.
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453 Added mode mask for setting up f_flags.
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454 Changed file object types, added device type.
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455
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456 * cdl/fileio.cdl:
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457 Added some extra files to compile. Some now go in libextras.
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458 Added table maxima for fstab, mtab and nstab.
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459 Added tests.
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460
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461 * tests/fileio1.c: Added this simple test for the fileio
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462 infrastructure.
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463
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464 * tests/testfs.c:
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465 Created this simple ROM filesystem to test out the fileio
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466 infrastructure. This is not really usable for anything other than
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467 this, and should not be used in "production" systems. Hence its
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468 presence in tests rather than src.
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469 At present this only has support for open(), close(), read(),
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470 write(), lseek() and unlink(). Other parts will be implemented as
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471 and when required.
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472
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473 2000-05-31 Nick Garnett <nickg@cygnus.co.uk>
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474
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475 * src/fio.h:
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476 * src/file.cxx:
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477 * src/io.cxx:
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478 * src/misc.cxx:
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479 Roughed out most of the file IO infrastructure. While this code
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480 compiles, none of it has actually been executed yet. A lot of this
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481 was cut-and-paste-and-edit, so some minor blemishes are to be
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482 expected.
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483
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484 * src/fd.cxx: Several modifications in response to implementing
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485 rest of infrastructure. Added dup() and dup2() API routines.
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486
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487 * include/fileio.h: Many changes and tidies prompted by
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488 infrastructure implementation.
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489
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490 * cdl/fileio.cdl: Added "implements" directives for isoinfra
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491 interfaces. Extended compile to new files.
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492
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493 2000-05-26 Nick Garnett <nickg@cygnus.co.uk>
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494
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495 * include/fileio.h:
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496 * include/sockio.h:
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497 * src/fd.cxx:
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498 * cdl/fileio.cdl:
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499 Created these files as a start at defining the file IO package.
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500 There is still a lot to do here, so expect radical changes to all
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501 of these files in the near future.