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Merge from eCos master repository on 2002-05-20-20:11:54-BST
author jlarmour
date Mon, 20 May 2002 22:19:26 +0000
parents 920b9b754b53
children d2c90368aeef
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1 2002-04-09 Jonathan Larmour <jlarmour@redhat.com>
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2
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3 * src/signal.cxx (cyg_deliver_signals): Don't assert here for an
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4 unhandled signal (unless there's no _exit). Trace it though.
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5
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6 2002-04-08 Jonathan Larmour <jlarmour@redhat.com>
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7
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8 * src/sem.cxx (sem_getvalue): return 0, and put value in *sval.
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9
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10 2002-04-03 Jonathan Larmour <jlarmour@redhat.com>
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11
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12 * cdl/posix.cdl: Allow clocks to be configured again.
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13
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14 2002-03-05 Jesper Skov <jskov@redhat.com>
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15
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16 * src/pprivate.h: Correct conditional declaration of timespec
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17 functions.
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18
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19 * src/sched.cxx (sched_rr_get_interval): Return ENOSYS when
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20 CYGPKG_POSIX_CLOCKS disabled.
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21
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22 2002-02-27 Robin Farine <robin.farine@terminus.org>
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23
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24 * src/pthread.cxx (pthread_exit): While running thread static
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25 storage destructors, set the thread's value associated with the
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26 current key to NULL before invoking the destructor.
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27
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28 2002-02-14 Nick Garnett <nickg@redhat.com>
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29
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30 * doc/posix.sgml: Generally fixed up and reformatted to make this
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31 file readable by mere humans. Some omissions and outdated
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32 information fixed, but not substantially changed from the
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33 original.
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34
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35 * cdl/posix.cdl: Changed some definitions and dependencies so that
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36 disabling the timers does not disable threads too. This was
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37 largely a consequence of trying to document the behaviour of these
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38 options.
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39
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40 2002-02-14 Jonathan Larmour <jlarmour@redhat.com>
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41
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42 * doc/posix.sgml: New file, originally accompanied by this ChangeLog:
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43 2001-12-22 Jonathan Larmour <jlarmour@redhat.com>
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44
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45 * ecos-elix.sgml: Do a minor cleanup of the function prototype
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46 layouts.
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47 Should be done better than this, but this is at least not
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48 _completely_ wrong any more.
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49 Also several more layout problems due to incorrect tags fixed.
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50
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51 2001-12-07 Jonathan Larmour <jlarmour@redhat.com>
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52
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53 * ecos-elix.sgml: Add getcwd as supported now.
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54
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55 2001-12-06 Jonathan Larmour <jlarmour@redhat.com>
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56
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57 * ecos-elix.sgml: Created from old framemaker version.
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58
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59 2002-01-21 Jonathan Larmour <jlarmour@redhat.com>
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60
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61 * src/sched.cxx (sched_get_priority_min): Don't allow idle thread
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62 priority as a valid priority.
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63 Case #106952.
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64
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65 2001-12-11 Nick Garnett <nickg@redhat.com>
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66
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67 * tests/mqueue2.c (cyg_user_start): Added CYG_TEST_INIT() to
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68 NOTAPPLICABLE variant, otherwise the order of breakpoints are all
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69 wrong and the testfarm registers a failure.
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70
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71 2001-11-06 Gary Thomas <gthomas@redhat.com>
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72
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73 * include/muttypes.h: Need <pkgconf/kernel.h> configuration info,
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74 otherwise structures defined here could have the wrong size.
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75
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76 2001-10-25 I-Jui Sung <ijsung@csie.nctu.edu.tw>
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77
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78 * src/mqueue.cxx (do_mq_unlink): Nullify table entries' mq as this
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79 is used by mq_open to see if the entry is used.
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80
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81 2001-10-11 Jesper Skov <jskov@redhat.com>
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82
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83 * tests/mutex3.c: Fixed warning.
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84 (new_thread): Fixed allocation: increase counter
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85 before starting threads which have been allocated resources.
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86
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87 * tests/signal2.c (cause_illegal_access): Fix warning.
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88
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89 2001-10-10 Jesper Skov <jskov@redhat.com>
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90
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91 * cdl/posix.cdl: Only build sem.cxx when the semaphores component
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92 is enabled.
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93
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94 2001-10-09 Jonathan Larmour <jlarmour@redhat.com>
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95
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96 * src/pprivate.h (pthread_info): Conditionalize signal specific
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97 members. Conditionalize declaration of
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98 cyg_posix_pthread_release_thread().
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99
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100 * cdl/posix.cdl (CYGPKG_POSIX_CLOCKS): new option to separately
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101 configure posix clocks from timers.
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102 (CYGPKG_POSIX_TIMERS): require clocks and signals.
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103
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104 * include/time.h: Make proper ISO C. Conditionalize on
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105 CYGPKG_POSIX_TIMERS correctly wrt the above change.
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106
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107 * src/pthread.cxx (posix_asr): Call signal and timer subsystems
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108 conditionally.
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109
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110 * src/pthread.cxx (pthread_reap): Don't destroy signal handling
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111 fields if there is no signal handling subsystem.
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112 (cyg_posix_pthread_release_thread): Conditionalize on signals.
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113 (pthread_create): Init signal subsys conditionally.
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114
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115 * src/signal.cxx (sleep): Move to...
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116
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117 * src/time.cxx: ...here.
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118 Conditionalize throughout depending on whether it's POSIX clocks
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119 or more specifically POSIX timers.
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120 (nanosleep): Use PTHREAD_TESTCANCEL() not pthread_testcancel().
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121 Get current thread from kernel not pthreads to remove pthread
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122 dependency.
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123
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124 2001-10-09 Jesper Skov <jskov@redhat.com>
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125
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126 * tests/signal2.c: Also do NA check for signals.
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127
184
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128 2001-10-01 Jonathan Larmour <jlarmour@redhat.com>
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129
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130 * src/mqueue.cxx (mq_open): Conditionalize use of sigev correctly.
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131 (mq_close): Similarly.
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132
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133 2001-09-28 Jonathan Larmour <jlarmour@redhat.com>
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134
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135 * cdl/pthread.cdl (CYGNUM_POSIX_MAIN_DEFAULT_PRIORITY): Clarify
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136 POSIX thread priority description.
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137
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138 2001-09-28 Jesper Skov <jskov@redhat.com>
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139
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140 * cdl/pthread.cdl: Changed default priority of POSIX main to
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141 16. This allows service threads (such as DHCP thread) to run when
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142 started from main().
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143
183
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144 2001-09-10 Jonathan Larmour <jlarmour@redhat.com>
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145
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146 * include/pthread.h: Separate mutex and condvar API into separate
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147 header file to fix configury problems.
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148 * include/mutex.h: New file for the above.
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149 * cdl/posix.cdl: provide the correct configury for the isoinfra
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150 package to include the above file.
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151 * cdl/pthread.cdl: Move _POSIX_PTHREAD_PRIO_INHERIT and
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152 _POSIX_THREAD_PRIO_PROTECT to cdl/posix.cdl.
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153
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154 2001-09-07 Jonathan Larmour <jlarmour@redhat.com>
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155
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156 * src/sem.cxx (sem_trywait): Actually use the return value.
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157
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158 * src/sched.cxx (sched_get_priority_max): Use MAX not MIN
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159 (sched_get_priority_min): Use MIN not MAX.
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160
182
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161 2001-09-06 Jesper Skov <jskov@redhat.com>
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162
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163 * cdl/posix.cdl: Moved signal implements statements to the
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164 CYGPKG_POSIX_SIGNALS component.
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165
177
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166 2001-08-06 Jonathan Larmour <jlarmour@redhat.com>
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167
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168 * cdl/posix.cdl: Reorganize dependencies so that signals, timers
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169 and pthreads really can be disabled, and the relevant files don't
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170 get built.
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171 Build new mutex.cxx file.
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172 Remove duplicate CYGPKG_POSIX_SCHED dependency for pthreads.
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173
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174 * include/limits.h: Don't include irrelevant header dependencies.
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175
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176 * include/muttypes.h: New type defining mutex/cond var types separately
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177 from other pthread types.
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178
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179 * include/types.h: Remove mutex/cond var types.
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180
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181 * include/signal.h: Conditionalize on CYGPKG_POSIX_SIGNALS
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182
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183 * include/sigsetjmp.h: Don't include irrelevant header dependencies.
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184 Rewrite sigsetjmp in a much more compiler friendly (and readable)
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185 way with less type punning.
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186
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187 * src/misc.cxx: Don't include sysconf cases when pthreads or
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188 CYGPKG_POSIX_TIMERS not enabled.
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189
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190 * src/mutex.cxx: New file, broken out of pthreads.cxx, as most
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191 of it is not fixed to the pthreads implementation, and I've fixed
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192 the bits that were too tied to it.
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193
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194 * src/pprivate.h: Conditionalize definitions that are specific
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195 to CYGPKG_POSIX_PTHREAD. Ditto for prototypes for CYGPKG_POSIX_SIGNALS
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196 and CYGPKG_POSIX_TIMERS. Move PTHREAD_ENTRY/RETURN etc. macros
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197 here so they can be used throughout the package.
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198
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199 * src/pthread.cxx: Remove mutex/cond var implementation, and
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200 entry/return macros, as per above.
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201
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202 * src/signal.cxx (cyg_sigqueue): Don't just set non-queueable signals
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203 pending - also forcibly wake up any blocked threads.
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204 (siglongjmp): Use new layout of sigjmp_buf.
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205
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206 * tests/mutex3.c:
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207 * tests/pthread1.c:
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208 * tests/pthread2.c:
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209 * tests/pthread3.c:
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210 * tests/signal1.c:
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211 * tests/sigsetjmp.c:
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212 * tests/timer1.c:
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213 * tests/tm_basic.cxx:
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214 Correct configuration dependencies, and do NA appropriately.
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215
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216 2001-08-03 Nick Garnett <nickg@cygnus.co.uk>
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217
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218 Imported from a development branch:
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219
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220 2001-06-27 Nick Garnett <nickg@cygnus.co.uk>
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221
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222 * tests/pthread3.c:
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223 Modified the loop that waits for the threads to get going so that
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224 it will function correctly in an SMP system, where the threads
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225 will run in parallel.
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226
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227 * tests/mutex3.c: Disabled this test for SMP systems. It depends
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228 too much on predicting the priority-driven execution order of the
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229 threads. In an SMP system, some threads will run in parallel and
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230 falsify the assumptions.
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231
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232 2001-05-25 Nick Garnett <nickg@cygnus.co.uk>
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233
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234 * src/signal.cxx (siglongjmp): Minor change to satisfy latest C++
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235 compiler.
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236
162
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237 2001-06-14 Jonathan Larmour <jlarmour@redhat.com>
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238
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239 * src/pthread.cxx (pthread_attr_setstacksize): Correct stack
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240 size assertion.
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241
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242 2001-06-12 Jonathan Larmour <jlarmour@redhat.com>
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243
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244 * src/pthread.cxx (MAIN_DEFAULT_STACK_SIZE): Define to use at
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245 least PTHREAD_STACK_MIN for main_stack.
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246
161
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247 2001-05-01 Nick Garnett <nickg@cygnus.co.uk>
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248
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249 [x86 branch]
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250 * tests/signal2.c (cause_illegal_access): Added code for I386
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251 architecture to provoke General Protection Fault.
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252
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253 * src/except.cxx: Removed some extraneous diag_printf()s.
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254
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255 2001-04-25 Bart Veer <bartv@redhat.com>
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256
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257 * tests/tm_basic.cxx:
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258 This test is now functional on the synthetic target.
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259
158
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260 2001-04-20 Jonathan Larmour <jlarmour@redhat.com>
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261
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262 * src/time.cxx (cyg_ticks_to_timespec): Actually don't bother
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263 with working out seconds using convertors. Instead just divide
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264 down ns from a long long.
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265
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266 2001-04-19 Jonathan Larmour <jlarmour@redhat.com>
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267
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268 * src/time.cxx (cyg_ticks_to_timespec): Clock convertors round off,
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269 so adjust timespec accordingly.
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270
152
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271 2001-02-14 Jonathan Larmour <jlarmour@redhat.com>
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272
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273 * include/pthread.h: Remove pthread_canceled() and
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274 pthread_testcancel_unlock().
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275
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276 * src/pthread.cxx: Ditto.
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277 (pthread_join): Restructure to have function exit only at function end
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278 (pthread_cond_timedwait): Check for timeouts and return ETIMEDOUT
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279
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280 * src/signal.cxx (sigtimedwait): Restructure cancellation testing
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281
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282 * src/time.cxx (nanosleep): test for cancellation at the end of the
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283 function to keep Nick happy ;).
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284
151
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285 2001-02-11 Jonathan Larmour <jlarmour@redhat.com>
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286
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287 * include/pthread.h: Add new pthread_testcancel_unlock and
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288 pthread_canceled functions as eCos extensions.
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289 Rename existing pthread_canceled variable to pthread_cancelled_dummy_var
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290
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291 * src/pthread.cxx (pthread_canceled): New function to interrogate if
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292 current thread has deferred cancel pending
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293 (pthread_testcancel_unlock): New function. Like testcancel, but unlocks
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294 a mutex before exitting the thread.
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295 (checkforcancel): New internal function
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296 (pthread_join): Add thread cancellation checks.
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297 (pthread_cond_wait): Ditto.
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298 (pthread_cond_timedwait): Ditto.
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299 (pthread_testcancel): Use checkforcancel()
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300
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301 * src/sem.cxx (sem_wait): Add thread cancellation checks
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302 * src/signal.cxx (sigtimedwait): Ditto.
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303 Also make compilation of this file conditional on CYGPKG_POSIX_SIGNALS
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304 * src/time.cxx (nanosleep): Ditto.
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305 Also make compilation of this file conditional on CYGPKG_POSIX_TIMERS
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306
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307 * cdl/posix.cdl (CYGPKG_POSIX_TIMERS): Implements POSIX timer ops.
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308 Add explicit kernel and pthread dependencies.
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309
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310 * tests/sigsetjmp.c (pthread_entry1): Fix incorrect thread no. output
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311
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312 * tests/pthread3.c: Add deferred cancellation test.
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313
148
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314 2001-01-11 Nick Garnett <nickg@cygnus.co.uk>
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315
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316 * src/pthread.cxx (pthread_testcancel): Added test for self !=
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317 NULL in case this gets called from a non-pthread.
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318
147
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319 2000-12-22 Jonathan Larmour <jlarmour@redhat.com>
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320
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321 * src/pthread.cxx (pthread_measure_stack_usage): New function
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322 to measure stack usage.
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323
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324 * include/pthread.h: Prototype it.
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325
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326 * cdl/pthread.cdl: remove CYGNUM_POSIX_MAIN_DEFAULT_STACK_SIZE and
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327 instead implement CYGINT_LIBC_STARTUP_EXTERNAL_INVOKE_MAIN_POSSIBLE
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328
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329 * src/pthread.cxx: Use stack size for main from libc_startup package
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330 to prevent confusion
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331 (cyg_posix_pthread_start): Likewise
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332
143
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333 2000-12-06 Jonathan Larmour <jlarmour@redhat.com>
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334
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335 * src/signal.cxx: include unistd.h for _exit
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336
138
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337 2000-11-20 Nick Garnett <nickg@cygnus.co.uk>
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338
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339 * src/signal.cxx (cyg_deliver_signals): Added else in code to
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340 handle SIG_DFL. Otherwise if the SA_SIGINFO bit is set we call the
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341 signal handler twice!
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342
136
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343 2000-11-07 Jonathan Larmour <jlarmour@redhat.com>
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344
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345 * src/signal.cxx (cyg_posix_thread_siginit): Add extra thread
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346 argument so that threads can inherit parent's sigmask.
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347
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348 * src/pthread.cxx (pthread_create): Call with parent thread
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349
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350 * src/pprivate.h: Change cyg_posix_thread_siginit prototype to take
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351 parent thread argument
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352
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353 * tests/signal1.c: Add more checking of sigwaits, and fix so that it's
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354 only called when the signal is masked. Check errno values too
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355 sometimes.
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356
134
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357 2000-11-02 Jonathan Larmour <jlarmour@redhat.com>
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358
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359 * src/signal.cxx (sigtimedwait): return signal number on success,
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360 not 0
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361 (SIGNAL_RETURN_VALUE): New macro for returning from functions with
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362 valid non-zero returns
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363 (sigwaitinfo): Pass on sigtimedwait result with SIGNAL_RETURN_VALUE
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364 macro as it may return the signal number.
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365
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366 2000-11-01 Jonathan Larmour <jlarmour@redhat.com>
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367
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368 * src/signal.cxx (sigtimedwait): Check for SIGALRMs as a special
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369 case when looping as it won't have been set pending if it was
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370 masked.
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371 (check_sigalarm): New function extracted from the posix signal ASR
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372 (sigalrm_action): Unconditionally wake up threads waiting in sigwait
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373 so that they can check for pending SIGALRMs even if they were
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374 masked.
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375 (cyg_deliver_signals): Handle SIG_DFL signals properly, and check
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376 for bad signal handlers.
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377 (cyg_posix_signal_start): Initialize default signal actions to SIG_DFL
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378
132
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379 2000-10-27 Jesper Skov <jskov@redhat.com>
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380
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381 * tests/signal2.c (cause_illegal_access): Don't loop forever.
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382
130
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383 2000-10-16 Jonathan Larmour <jlarmour@redhat.com>
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384
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385 * include/sigsetjmp.h (sigsetjmp): Various fixes to make portable
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386 across all HALs (by avoiding CYGARC_JMP_BUF_SIZE) and remove warnings.
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387 * src/signal.cxx (siglongjmp): Likewise
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388
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389 2000-10-12 Nick Garnett <nickg@cygnus.co.uk>
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390
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391 * include/sigsetjmp.h: Added this header to define
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392 sigjmp_buf,sigsetjmp() and siglongjmp().
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393
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394 * cdl/posix.cdl:
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395 Added support for providing sigsetjmp implementation and header.
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396 Added sigsetjmp test.
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397
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398 * src/signal.cxx: Added siglongjmp().
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399
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400 * tests/sigsetjmp.c: Added this test for sigsetjmp(), siglongjmp()
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401 functionality. This is also a test for longjmping out of signal
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402 handlers.
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403
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404 * tests/signal2.c:
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405 Ifdeffed around cause_* functions to avoid compiler warnings when
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406 they are not needed.
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407 Changed CYG_TEST_NA() calls to CYG_TEST_INFO() and changed
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408 CYG_TEST_FINISH() to CYG_TEST_PASS_FINISH(). With the _NA's there,
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409 the first unsupported exception just terminates the program, and
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410 does not give any subsequent supported ones a chance to run.
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411
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412 2000-10-12 Jesper Skov <jskov@redhat.com>
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413
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414 * tests/timer1.c (main): Fix exit check.
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415
128
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416 2000-10-11 Nick Garnett <nickg@cygnus.co.uk>
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417
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418 * src/pthread.cxx: Fixed cyg_posix_pthread_release_thread() to
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419 work for _DETACHED threads as well as for _RUNNING ones. Also
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420 fixed a bug in test to decrement counter in this routine.
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421
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422 * src/pprivate.h: Added note about retaining numerical order of
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423 PTHREAD_STATE_* defines.
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424
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425 * tests/timer1.c: Fixed some bugs of the how-did-it-ever-work
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426 variety.
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427
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428 2000-10-05 Nick Garnett <nickg@cygnus.co.uk>
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429
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430 * src/misc.cxx:
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431 Added a set of compatibility functions to aid portability and
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432 improve standards compliance.
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433 Added cyg_posix_function_[start|finish] to set up and terminate
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434 POSIX API functionality wrt signal and cancellation behaviour.
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435 (Lots more to do here).
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436
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437 * include/export.h:
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438 Added this file to contain definitions that can be exported from
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439 the POSIX package to others.
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440
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441 * src/pprivate.h: Added include of export.h
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442
124
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443 2000-09-11 Jonathan Larmour <jlarmour@redhat.com>
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444
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445 * include/limits.h (OPEN_MAX): Don't define here - let FS infra do
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446 that.
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447 (LINK_MAX): Ditto
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448 (NAME_MAX): Ditto
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449 (PATH_MAX): Ditto
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450
121
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451 2000-09-04 Nick Garnett <nickg@cygnus.co.uk>
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452
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453 * tests/pthread2.c:
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454 * tests/pthread3.c:
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455 Fixed bug in calculation of thread stack addresses.
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456
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457 * src/misc.cxx (sysconf): Change zero returns to -1 when a feature
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458 is not supported.
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459
115
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460 2000-08-08 Jonathan Larmour <jlarmour@redhat.co.uk>
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461
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462 * include/limits.h: Don't define SSIZE_MAX here, leave it to the
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463 isoinfra default.
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464
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465 2000-07-27 Jonathan Larmour <jlarmour@redhat.co.uk>
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466
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467 * tests/signal2.c: NA if no setjmp/longjmp
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468
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469 2000-07-26 Nick Garnett <nickg@cygnus.co.uk>
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470
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471 * include/pthread.h:
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472 * src/pthread.cxx (pthread_testcancel): Reversed addition of cyg_
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473 to this symbol.
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474
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475 2000-07-25 Jonathan Larmour <jlarmour@redhat.co.uk>
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476
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477 * src/pthread.cxx: Define main_stack and main_thread as static
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478 Rename pthread_canceled -> cyg_pthread_canceled - pthread_ may be
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479 a reserved name space but this makes explicit it is implementation-
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480 and not standard-defined
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481 (PTHREAD_ENTRY_VOID): Define for funcs that take no args
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482 (pthread_testcancel): Call PTHREAD_ENTRY_VOID()
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483
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484 * include/pthread.h: Rename pthread_canceled -> cyg_pthread_canceled
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485
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486 2000-07-20 Jonathan Larmour <jlarmour@redhat.co.uk>
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487
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488 * src/pthread.cxx: Use isoinfra to determine presence of malloc()
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489 Define pthread_malloc() and pthread_free() as inlines
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490
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491 * cdl/posix.cdl: Shouldn't define _POSIX_MESSAGE_PASSING at all - that
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492 happens in isoinfra.
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493
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494 2000-07-20 Nick Garnett <nickg@cygnus.co.uk>
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495
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496 * cdl/posix.cdl: Added misc.cxx to compile list. Added option to
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497 define _POSIX_MESSAGE_PASSING. Added configury for utsname
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498 structure.
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499
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500 * include/utsname.h: Added this file to define struct utsname and
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501 uname() function prototype.
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502
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503 * include/mqueue.h: Moved definition of _POSIX_MESSAGE_PASSING to
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504 CDL.
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505
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506 * include/limits.h: Added NGROUPS_MAX definition.
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507
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508 * src/pthread.cxx:
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509 Added support for malloced() thread stacks.
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510 Added implementations of pthread_mutex_setprioceiling() and
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511 pthread_mutex_getprioceiling().
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512 Changed implementations of pthread_mutex_destroy(),
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513 pthread_mutex_lock() and pthread_mutex_trylock() to conform more
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514 closely to the standard.
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515 Changed pthread_key_create() to assign NULL to all valid thread
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516 slots that correspond to a newly allocated key.
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517
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518 * src/pprivate.h: Added freestack and stackmem members to manage
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519 malloced thread stacks.
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520
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521 * src/misc.cxx: Added this file to contain functions that do not
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522 belong in any other files. Currently contains uname() and
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523 sysconf().
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524
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525 2000-07-19 Jonathan Larmour <jlarmour@redhat.co.uk>
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526
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527 * src/startup.cxx: Remove unnecessary includes
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528 Use dummy object constructor to do initialization
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529
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530 * cdl/posix.cdl:
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531 Don't need main.cxx any more
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532 Build startup.cxx into extras.o (via libextras.a)
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533
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534 * cdl/pthread.cdl (CYGPKG_POSIX_MAIN_THREAD):
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535 Integrate with CYGPKG_LIBC_STARTUP - tell CYGPKG_LIBC_STARTUP to
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536 let pthreads set up main thread
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537
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538 * src/pthread.cxx: Integrate with CYGPKG_LIBC_STARTUP rather than
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539 calling main() directly.
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540 Track number of threads waiting to be joined, so we can tell in
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541 pthread_exit() if this is the last thread, and therefore whether
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542 to call exit()
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543
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544 * src/main.cxx: obsolete, removed
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545
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546 2000-07-13 Nick Garnett <nickg@cygnus.co.uk>
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547
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548 * src/signal.cxx: Added ISO C compatibility functions signal() and
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549 raise().
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550
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diff changeset
551 2000-06-21 Nick Garnett <nickg@cygnus.co.uk>
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diff changeset
552
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diff changeset
553 * src/pthread.cxx: Added for(;;) loop to end of pthread_exit().
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554 pthread_exit() is marked with the noreturn attribute, and without
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diff changeset
555 this some compilers generate a call to abort() here in case
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diff changeset
556 Cyg_Thread::exit() returns. The loop avoids this.
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557
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558 2000-06-06 Jonathan Larmour <jlarmour@redhat.co.uk>
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559
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diff changeset
560 * src/mqueue.cxx (mq_receive): Fix non-portable treatment of mode flags
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561 (mq_send): Ditto
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562 * tests/mqueue2.c (main): Ditto
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563
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564 2000-05-24 Nick Garnett <nickg@cygnus.co.uk>
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565
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566 * tests/pthread2.c: Added this program to test per-thread data
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567 handling.
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568
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569 * tests/pthread3.c: Added this program to test execution of
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570 cancellation handler.
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571
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572 * src/pthread.cxx: Fixed some bugs revealed by new test programs.
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573
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574 * cdl/posix.cdl: Added two new pthread tests.
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575
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576 2000-05-22 Jonathan Larmour <jlarmour@redhat.co.uk>
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577
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diff changeset
578 * cdl/posix.cdl (CYGPKG_POSIX): Require
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diff changeset
579 CYGIMP_KERNEL_SCHED_SORTED_QUEUES
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580
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diff changeset
581 2000-05-20 Jonathan Larmour <jlarmour@redhat.co.uk>
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582
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583 * tests/mqueue1.c (cyg_user_start): Define correctly
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584 * tests/mqueue2.c (cyg_user_start): Likewise
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585
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586 * src/pprivate.h (cyg_sigqueue): Make struct sigevent * arg const since
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587 it is, and it prevents warnings elsewhere
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588 * src/signal.cxx (cyg_sigqueue): ditto
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589
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diff changeset
590 * tests/signal2.c: Use CYG_TEST_NA, not CYG_TEST_INFO (otherwise
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591 the test farm may fail the tests because there are no PASSes or NAs)
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592
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diff changeset
593 * cdl/posix.cdl (CYGPKG_POSIX): We need errno and error codes, so
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594 require them
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diff changeset
595 Move some of the package implements into the components
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diff changeset
596 Add message queue configuration, build mqueue.cxx and the mqueue1 and
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597 mqueue2 tests
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598 Move some calculated options into isoinfra, implemented as interfaces
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599 so that unistd.h and limits.h can get the values
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600
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601 * include/limits.h: Move _POSIX_* macros into isoinfra limits.h
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602 since they are implementation independent
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603
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diff changeset
604 * src/mqueue.cxx: Add POSIX message queue implementation
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diff changeset
605 * tests/mqueue1.c, tests/mqueue2.c: and tests
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606
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diff changeset
607 2000-05-18 Nick Garnett <nickg@cygnus.co.uk>
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608
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diff changeset
609 * src/pprivate.h:
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diff changeset
610 * src/pthread.cxx:
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diff changeset
611 * src/signal.cxx:
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diff changeset
612 * src/time.cxx:
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diff changeset
613 Added prioritization of static kernel objects.
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diff changeset
614
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diff changeset
615 2000-05-17 Nick Garnett <nickg@cygnus.co.uk>
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616
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diff changeset
617 * src/pthread.cxx:
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diff changeset
618 To reduce the static memory required by this code, the
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diff changeset
619 pthread_info structure for a pthread is now allocated in the stack
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620 memory for that thread, and not in a static table. The table is
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diff changeset
621 now just an array of pointers. The per-thread data array is now
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622 also allocated onto the stack only when first required.
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diff changeset
623
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624 * include/pthread.h: Removed some redundant code.
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625
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626 * include/limits.h: Added PTHREAD_STACK_OVERHEAD to record
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diff changeset
627 management overhead imposed on POSIX threads stacks. This is added
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628 to the HAL minimum requirement to generate PTHREAD_STACK_MIN.
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diff changeset
629
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630 * src/pprivate.h (pthread_info):
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631 * include/types.h (pthread_attr_t): Converted a number of integer
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diff changeset
632 state and boolean fields to bitfields.
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633
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diff changeset
634 * cdl/pthread.cdl:
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diff changeset
635 Added requirement for CYGFUN_KERNEL_THREADS_STACK_LIMIT.
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636
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diff changeset
637 2000-05-16 Nick Garnett <nickg@cygnus.co.uk>
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638
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diff changeset
639 * include/types.h: Added stacksize_valid to pthread_attr_t
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diff changeset
640 structure.
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641
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diff changeset
642 * include/signal.h:
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diff changeset
643 Added SI_EXCEPT to mark any signals that were caused by an
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644 exception. Removed conditions around SIGBUS.
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645
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646 * src/startup.cxx (cyg_posix_start):
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647 Added call to cyg_posix_exception_start().
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diff changeset
648
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649 * src/signal.cxx:
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650 Rearranged cyg_deliver_signals() so that it is possible to
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diff changeset
651 longjmp() out of a signal handler without leaving signal handling
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diff changeset
652 code in an inconsistent state.
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653 Added handling of SIG_IGN in sigaction().
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654
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655 * src/pthread.cxx: Added setting and checking of stacksize_valid.
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656
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657 * src/pprivate.h: Added cyg_deliver_signals() as an export of
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diff changeset
658 signal system. Added exports from except.cxx.
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659
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660 * src/except.cxx: Added this file to handle delivery of exceptions
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661 into the POSIX signal mechanism.
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662
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663 * cdl/posix.cdl: Added except.cxx to compile list, added signal2
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664 to tests. Added requirement on kernel exception processing.
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665
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666 * tests/tm_basic.cxx: Tidied up a compilation warning.
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667
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668 * tests/signal2.c: Added this test for exception signal generation.
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669
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670 * tests/mutex3.c: Fixed stupid bug.
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diff changeset
671
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672 2000-05-10 Nick Garnett <nickg@cygnus.co.uk>
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673
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674 * src/pprivate.h: Added cyg_posix_clock_start() prototype.
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675
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676 * src/startup.cxx: Added call to cyg_posix_clock_start().
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677
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678 * src/time.cxx: Added startup routine to initialize
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679 converters. Fixed error result bug in timer_delete().
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680
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681 * include/signal.h: Removed some configuration tests which are now
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682 done in CDL.
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683
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684 * cdl/posix.cdl: Added configury for the signals component. Added
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685 tm_basic to tests.
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686
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687 * tests/tm_basic.cxx:
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diff changeset
688 Added this POSIXized version of the tm_basic test. Note that this
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
689 has not been entirely converted. While the code being tested is
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
690 POSIX, the timing infrastructure remains a mish-mash of kernel,
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
691 KAPI and HAL code.
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jlarmour
parents:
diff changeset
692
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jlarmour
parents:
diff changeset
693 2000-05-04 Nick Garnett <nickg@cygnus.co.uk>
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jlarmour
parents:
diff changeset
694
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jlarmour
parents:
diff changeset
695 * src/time.cxx:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
696 Many changes to implement the delivery of signals on timer expiry.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
697 Also added timer_delete().
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jlarmour
parents:
diff changeset
698
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
699 * src/signal.cxx:
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jlarmour
parents:
diff changeset
700 cyg_sigqueue() and cyg_deliver_signals() may now only be called
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
701 from within the context of a POSIX thread, either from an API call
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
702 or an ASR.
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jlarmour
parents:
diff changeset
703 cyg_deliver_signals() can now cope with a signal that has
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jlarmour
parents:
diff changeset
704 SA_SIGINFO set but no signals queued. It also determines
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jlarmour
parents:
diff changeset
705 dynamically whether to lock the signal_mutex.
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jlarmour
parents:
diff changeset
706 cyg_deliver_signals() is no longer called implicitly from
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jlarmour
parents:
diff changeset
707 cyg_sigqueue() - so a number of expicit calls have been added.
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jlarmour
parents:
diff changeset
708
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jlarmour
parents:
diff changeset
709 * src/sched.cxx:
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jlarmour
parents:
diff changeset
710 Added this file to implement scheduling API.
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jlarmour
parents:
diff changeset
711
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jlarmour
parents:
diff changeset
712 * src/pthread.cxx:
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jlarmour
parents:
diff changeset
713 Moved priority translation macros to pprivate.h.
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jlarmour
parents:
diff changeset
714 Removed errno handling, now done in isoinfra package.
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jlarmour
parents:
diff changeset
715 Added iterative calls to per-thread data destructors.
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jlarmour
parents:
diff changeset
716
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jlarmour
parents:
diff changeset
717 * src/pprivate.h:
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jlarmour
parents:
diff changeset
718 Removed error field from pthread_info structure.
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jlarmour
parents:
diff changeset
719 Moved priority translation macros here.
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jlarmour
parents:
diff changeset
720 Removed prototype for cyg_deliver_signals().
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jlarmour
parents:
diff changeset
721 Added prototype for cyg_posix_timer_asr().
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jlarmour
parents:
diff changeset
722
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parents:
diff changeset
723 * include/time.h: Added timer_delete() which was mysteriously
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jlarmour
parents:
diff changeset
724 omitted.
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parents:
diff changeset
725
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jlarmour
parents:
diff changeset
726 * cdl/posix.cdl: Added sched.cxx to compile list and timer1.c to
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jlarmour
parents:
diff changeset
727 tests.
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jlarmour
parents:
diff changeset
728
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jlarmour
parents:
diff changeset
729 * tests/signal1.c:
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jlarmour
parents:
diff changeset
730 * tests/pthread1.c:
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jlarmour
parents:
diff changeset
731 Fixed bug in use of stack sizes.
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jlarmour
parents:
diff changeset
732
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jlarmour
parents:
diff changeset
733 * tests/timer1.c:
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jlarmour
parents:
diff changeset
734 Added test for use of timers.
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jlarmour
parents:
diff changeset
735
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jlarmour
parents:
diff changeset
736 2000-05-02 Jonathan Larmour <jlarmour@redhat.co.uk>
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jlarmour
parents:
diff changeset
737
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parents:
diff changeset
738 * include/sched.h: No longer needed - just use the default definition
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
739 in isoinfra
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jlarmour
parents:
diff changeset
740
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jlarmour
parents:
diff changeset
741 * include/errno.h: No longer needed - errno provision now comes from
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
742 CYGPKG_ERROR
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jlarmour
parents:
diff changeset
743
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parents:
diff changeset
744 * include/sys/types.h: Moved to include/types.h
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parents:
diff changeset
745
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jlarmour
parents:
diff changeset
746 * cdl/posix.cdl, cdl/pthread.cdl: Put include files in cyg/posix, and
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
747 configure CYGPKG_ISOINFRA to include the appropriate headers
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jlarmour
parents:
diff changeset
748
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jlarmour
parents:
diff changeset
749 * include/semaphore.h: Don't need to check kernel - including
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
750 pkgconf/kernel.h would already fail
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jlarmour
parents:
diff changeset
751 Give SEM_FAILED a type so casting behaves in C++
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
752
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
753 * include/signal.h: This uses pid_t etc., so include <sys/types.h>
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
754 Add signal() and raise() prototypes (to allow libc compilation, even
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
755 though they aren't implemented yet)
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jlarmour
parents:
diff changeset
756
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jlarmour
parents:
diff changeset
757 * include/time.h: Remove unnecessary includes. Move clockid_t and
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
758 timer_t definitions here from sys/types.h since this is where the
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
759 standard says they must live.
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jlarmour
parents:
diff changeset
760
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jlarmour
parents:
diff changeset
761 * src/pprivate.h: Include signal.h and limits.h since their contents
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
762 are used later in the file.
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jlarmour
parents:
diff changeset
763
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jlarmour
parents:
diff changeset
764 2000-04-28 Nick Garnett <nickg@cygnus.co.uk>
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jlarmour
parents:
diff changeset
765
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jlarmour
parents:
diff changeset
766 * src/signal.cxx:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
767 Added implementations of alarm(), pause() and sleep().
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
768 Modified cyg_sigqueue() so that it could be called from an ASR.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
769 Added cyg_posix_signal_asr() to do signal processing in ASRs.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
770 Miscellaneous bug fixes.
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jlarmour
parents:
diff changeset
771
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jlarmour
parents:
diff changeset
772 * src/pthread.cxx:
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jlarmour
parents:
diff changeset
773 Added pthread_count to count number of threads created.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
774 Added call to signal ASR function in main ASR.
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jlarmour
parents:
diff changeset
775 Added cyg_posix_pthread_release_thread() to seek out and kick a
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
776 thread to which a given set of signals may be delivered.
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jlarmour
parents:
diff changeset
777
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
778 * src/pprivate.h:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
779 Added some more functions that are shared between POSIX
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
780 subsystems.
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jlarmour
parents:
diff changeset
781
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jlarmour
parents:
diff changeset
782 * include/signal.h:
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jlarmour
parents:
diff changeset
783 Added alarm(), pause() and sleep() prototypes.
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jlarmour
parents:
diff changeset
784
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
785 * tests/signal1.c: Added this test for various aspects of signal
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
786 handling.
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jlarmour
parents:
diff changeset
787
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jlarmour
parents:
diff changeset
788 * cdl/posix.cdl: Added signal1 test.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
789
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
790 2000-04-20 Nick Garnett <nickg@cygnus.co.uk>
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jlarmour
parents:
diff changeset
791
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jlarmour
parents:
diff changeset
792 * src/signal.cxx: Added this file to contain signal handling code.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
793
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
794 * src/time.cxx: Made tick<->timespec converters exported to
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
795 rest of POSIX subsystem. Enabled interface to signal mechanism for
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
796 notifying timer expiration.
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jlarmour
parents:
diff changeset
797
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
798 * src/pthread.cxx:
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jlarmour
parents:
diff changeset
799 Made pthread_mutex exported to rest of POSIX subsystem.
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jlarmour
parents:
diff changeset
800 Exported pthread_info_id().
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jlarmour
parents:
diff changeset
801 Added thread init and destroy functions for signal subsystem.
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jlarmour
parents:
diff changeset
802
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
803 * src/startup.cxx: Added call to cyg_posix_signal_start().
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
804
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
805 * src/pprivate.h: Added signal handling fields support to
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
806 pthread_info structure. Added extra internal interfaces to support
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
807 signal handling code.
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jlarmour
parents:
diff changeset
808
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jlarmour
parents:
diff changeset
809 * include/signal.h: Added _how_ argument values for the sigmask
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
810 functions.
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jlarmour
parents:
diff changeset
811
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jlarmour
parents:
diff changeset
812 * cdl/posix.cdl: Added signal.cxx to compile list.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
813
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
814 2000-04-13 Nick Garnett <nickg@cygnus.co.uk>
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jlarmour
parents:
diff changeset
815
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
816 * include/time.h:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
817 * src/time.cxx:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
818 Added implementation of clock and timer functions. These are
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
819 currently untested since they need working signals.
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jlarmour
parents:
diff changeset
820
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
821 2000-04-12 Nick Garnett <nickg@cygnus.co.uk>
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jlarmour
parents:
diff changeset
822
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
823 * src/pprivate.h: Added cancellation support fields to
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
824 pthread_info structure. Made pthread_self_info() exported.
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jlarmour
parents:
diff changeset
825
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
diff changeset
826 * include/semaphore.h: Added SEM_FAILED plus misc. tidies.
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jlarmour
parents:
diff changeset
827
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jlarmour
parents:
diff changeset
828 * include/pthread.h: Added PTHREAD_CANCELED.
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829
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830 * include/errno.h: Fixed cyg_pthread_errno_p() return type.
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831
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832 * src/pthread.cxx:
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833 Added pthread_reap() to clean up exited threads.
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834 Added support for cancellation.
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835 Added cyg_posix_errno_p().
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836
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837 * src/time.cxx:
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838 Added this file to implement time functionality. At present only
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839 nanosleep() is actually implemented.
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840
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841 * src/sem.cxx:
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842 Added this file to implement semaphore functionality.
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843
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844 * cdl/pthread.cdl:
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845 Added some extra configuration requirements.
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846
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847 * cdl/posix.cdl:
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848 Added some more files to compile.
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849 Added semaphore configuration.
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850
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851 * tests/mutex3.c:
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852 Added this test program. This is actually a POSIXized version of
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853 Hugo's splendid kernel test of the same name. It exercises quite a
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854 lot of the pthread infrastructure and is thus a good test to run.
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855
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856 * tests/pthread1.c:
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857 Added proper comment headers and added full testing stuff.
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858
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859 2000-04-10 Nick Garnett <nickg@cygnus.co.uk>
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860
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861 * src/pprivate.h:
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862 * src/pthread.cxx:
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863 Added per-thread data support.
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864
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865 2000-04-06 Nick Garnett <nickg@cygnus.co.uk>
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866
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867 * src/pthread.cxx:
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868 Filled in implementations of lots of functions.
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869
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870 * src/main.cxx:
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871 Added this file to contain a default main. This is currenly just a
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872 duplicate of the same file from the C library. Work is needed to
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873 combine these.
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874
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875 * include/sys/types.h:
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876 Modified pthread_mutex_t to conform to kernel structure.
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877
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878 * cdl/pthread.cdl:
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879 Added support for main thread.
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880
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881 * cdl/posix.cdl:
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882 Added main.cxx to compile list.
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883
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884 2000-03-31 Nick Garnett <nickg@cygnus.co.uk>
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885
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886 * cdl/pthread.cdl:
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887 * cdl/posix.cdl:
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888 Added CDL files to configure POSIX subsystem.
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889
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890 * src/pprivate.h:
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891 * src/pthread.cxx:
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892 * src/startup.cxx:
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893 Added these files to begin implementation of POSIX package.
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894
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895 * include/pthread.h:
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896 * include/sched.h:
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897 * include/signal.h:
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898 * include/time.h:
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899 * include/sys/types.h:
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900 Many changes needed by implementation work.
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901
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902 * include/limits.h:
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903 * include/errno.h:
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904 Added these header files.
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905
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906 2000-03-24 Nick Garnett <nickg@cygnus.co.uk>
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907
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908 * include/sys/types.h:
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909 * include/time.h:
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910 * include/sched.h:
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911 * include/pthread.h:
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912 * include/signal.h:
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913 * include/semaphore.h:
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914 * include/mqueue.h:
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915 Roughed out (most of) the set of POSIX headers for the
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916 functionality we are currently going to support. These files are
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917 currently neither fully standard conformant nor implementation
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918 ready. Much work is still needed to make them so. Watch this
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919 space.
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920
208
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921 #####ECOSGPLCOPYRIGHTBEGIN####
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922 # -------------------------------------------
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923 # This file is part of eCos, the Embedded Configurable Operating System.
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924 # Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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925 #
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926 # eCos is free software; you can redistribute it and/or modify it under
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927 # the terms of the GNU General Public License as published by the Free
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928 # Software Foundation; either version 2 or (at your option) any later version.
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929 #
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930 # eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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931 # WARRANTY; without even the implied warranty of MERCHANTABILITY or
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932 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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933 # for more details.
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934 #
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935 # You should have received a copy of the GNU General Public License along
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936 # with eCos; if not, write to the Free Software Foundation, Inc.,
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937 # 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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938 #
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939 # As a special exception, if other files instantiate templates or use macros
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940 # or inline functions from this file, or you compile this file and link it
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941 # with other works to produce a work based on this file, this file does not
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942 # by itself cause the resulting work to be covered by the GNU General Public
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943 # License. However the source code for this file must still be made available
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944 # in accordance with section (3) of the GNU General Public License.
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945 #
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946 # This exception does not invalidate any other reasons why a work based on
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947 # this file might be covered by the GNU General Public License.
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948 #
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949 # Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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950 # at http://sources.redhat.com/ecos/ecos-license
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951 # -------------------------------------------
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952 #####ECOSGPLCOPYRIGHTEND####