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annotate packages/compat/posix/current/ChangeLog @ 183:9160a8005d76

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Merge from eCos master repository on 2001-09-12-03:52:30-BST
author jlarmour
date Wed, 12 Sep 2001 04:21:13 +0000
parents f62680ef1804
children 022f1e506033
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183
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1 2001-09-10 Jonathan Larmour <jlarmour@redhat.com>
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2
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3 * include/pthread.h: Separate mutex and condvar API into separate
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4 header file to fix configury problems.
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5 * include/mutex.h: New file for the above.
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6 * cdl/posix.cdl: provide the correct configury for the isoinfra
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7 package to include the above file.
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8 * cdl/pthread.cdl: Move _POSIX_PTHREAD_PRIO_INHERIT and
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9 _POSIX_THREAD_PRIO_PROTECT to cdl/posix.cdl.
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10
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11 2001-09-07 Jonathan Larmour <jlarmour@redhat.com>
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12
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13 * src/sem.cxx (sem_trywait): Actually use the return value.
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14
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15 * src/sched.cxx (sched_get_priority_max): Use MAX not MIN
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16 (sched_get_priority_min): Use MIN not MAX.
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17
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18 2001-09-06 Jesper Skov <jskov@redhat.com>
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19
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20 * cdl/posix.cdl: Moved signal implements statements to the
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21 CYGPKG_POSIX_SIGNALS component.
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22
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23 2001-08-06 Jonathan Larmour <jlarmour@redhat.com>
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24
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25 * cdl/posix.cdl: Reorganize dependencies so that signals, timers
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26 and pthreads really can be disabled, and the relevant files don't
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27 get built.
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28 Build new mutex.cxx file.
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29 Remove duplicate CYGPKG_POSIX_SCHED dependency for pthreads.
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30
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31 * include/limits.h: Don't include irrelevant header dependencies.
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32
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33 * include/muttypes.h: New type defining mutex/cond var types separately
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34 from other pthread types.
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35
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36 * include/types.h: Remove mutex/cond var types.
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37
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38 * include/signal.h: Conditionalize on CYGPKG_POSIX_SIGNALS
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39
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40 * include/sigsetjmp.h: Don't include irrelevant header dependencies.
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41 Rewrite sigsetjmp in a much more compiler friendly (and readable)
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42 way with less type punning.
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43
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44 * src/misc.cxx: Don't include sysconf cases when pthreads or
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45 CYGPKG_POSIX_TIMERS not enabled.
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46
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47 * src/mutex.cxx: New file, broken out of pthreads.cxx, as most
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48 of it is not fixed to the pthreads implementation, and I've fixed
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49 the bits that were too tied to it.
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50
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51 * src/pprivate.h: Conditionalize definitions that are specific
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52 to CYGPKG_POSIX_PTHREAD. Ditto for prototypes for CYGPKG_POSIX_SIGNALS
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53 and CYGPKG_POSIX_TIMERS. Move PTHREAD_ENTRY/RETURN etc. macros
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54 here so they can be used throughout the package.
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55
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56 * src/pthread.cxx: Remove mutex/cond var implementation, and
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57 entry/return macros, as per above.
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58
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59 * src/signal.cxx (cyg_sigqueue): Don't just set non-queueable signals
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60 pending - also forcibly wake up any blocked threads.
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61 (siglongjmp): Use new layout of sigjmp_buf.
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62
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63 * tests/mutex3.c:
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64 * tests/pthread1.c:
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65 * tests/pthread2.c:
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66 * tests/pthread3.c:
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67 * tests/signal1.c:
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68 * tests/sigsetjmp.c:
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69 * tests/timer1.c:
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70 * tests/tm_basic.cxx:
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71 Correct configuration dependencies, and do NA appropriately.
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72
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73 2001-08-03 Nick Garnett <nickg@cygnus.co.uk>
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74
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75 Imported from a development branch:
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76
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77 2001-06-27 Nick Garnett <nickg@cygnus.co.uk>
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78
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79 * tests/pthread3.c:
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80 Modified the loop that waits for the threads to get going so that
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81 it will function correctly in an SMP system, where the threads
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82 will run in parallel.
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83
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84 * tests/mutex3.c: Disabled this test for SMP systems. It depends
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85 too much on predicting the priority-driven execution order of the
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86 threads. In an SMP system, some threads will run in parallel and
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87 falsify the assumptions.
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88
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89 2001-05-25 Nick Garnett <nickg@cygnus.co.uk>
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90
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91 * src/signal.cxx (siglongjmp): Minor change to satisfy latest C++
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92 compiler.
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93
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94 2001-06-14 Jonathan Larmour <jlarmour@redhat.com>
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95
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96 * src/pthread.cxx (pthread_attr_setstacksize): Correct stack
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97 size assertion.
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98
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99 2001-06-12 Jonathan Larmour <jlarmour@redhat.com>
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100
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101 * src/pthread.cxx (MAIN_DEFAULT_STACK_SIZE): Define to use at
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102 least PTHREAD_STACK_MIN for main_stack.
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103
161
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104 2001-05-01 Nick Garnett <nickg@cygnus.co.uk>
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105
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106 [x86 branch]
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107 * tests/signal2.c (cause_illegal_access): Added code for I386
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108 architecture to provoke General Protection Fault.
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109
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110 * src/except.cxx: Removed some extraneous diag_printf()s.
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111
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112 2001-04-25 Bart Veer <bartv@redhat.com>
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113
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114 * tests/tm_basic.cxx:
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115 This test is now functional on the synthetic target.
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116
158
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117 2001-04-20 Jonathan Larmour <jlarmour@redhat.com>
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118
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119 * src/time.cxx (cyg_ticks_to_timespec): Actually don't bother
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120 with working out seconds using convertors. Instead just divide
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121 down ns from a long long.
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122
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123 2001-04-19 Jonathan Larmour <jlarmour@redhat.com>
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124
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125 * src/time.cxx (cyg_ticks_to_timespec): Clock convertors round off,
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126 so adjust timespec accordingly.
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127
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128 2001-02-14 Jonathan Larmour <jlarmour@redhat.com>
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129
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130 * include/pthread.h: Remove pthread_canceled() and
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131 pthread_testcancel_unlock().
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132
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133 * src/pthread.cxx: Ditto.
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134 (pthread_join): Restructure to have function exit only at function end
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135 (pthread_cond_timedwait): Check for timeouts and return ETIMEDOUT
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136
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137 * src/signal.cxx (sigtimedwait): Restructure cancellation testing
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138
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139 * src/time.cxx (nanosleep): test for cancellation at the end of the
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140 function to keep Nick happy ;).
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141
151
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142 2001-02-11 Jonathan Larmour <jlarmour@redhat.com>
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143
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144 * include/pthread.h: Add new pthread_testcancel_unlock and
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145 pthread_canceled functions as eCos extensions.
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146 Rename existing pthread_canceled variable to pthread_cancelled_dummy_var
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147
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148 * src/pthread.cxx (pthread_canceled): New function to interrogate if
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149 current thread has deferred cancel pending
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150 (pthread_testcancel_unlock): New function. Like testcancel, but unlocks
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151 a mutex before exitting the thread.
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152 (checkforcancel): New internal function
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153 (pthread_join): Add thread cancellation checks.
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154 (pthread_cond_wait): Ditto.
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155 (pthread_cond_timedwait): Ditto.
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156 (pthread_testcancel): Use checkforcancel()
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157
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158 * src/sem.cxx (sem_wait): Add thread cancellation checks
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159 * src/signal.cxx (sigtimedwait): Ditto.
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160 Also make compilation of this file conditional on CYGPKG_POSIX_SIGNALS
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161 * src/time.cxx (nanosleep): Ditto.
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162 Also make compilation of this file conditional on CYGPKG_POSIX_TIMERS
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163
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164 * cdl/posix.cdl (CYGPKG_POSIX_TIMERS): Implements POSIX timer ops.
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165 Add explicit kernel and pthread dependencies.
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166
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167 * tests/sigsetjmp.c (pthread_entry1): Fix incorrect thread no. output
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168
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169 * tests/pthread3.c: Add deferred cancellation test.
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170
148
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171 2001-01-11 Nick Garnett <nickg@cygnus.co.uk>
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172
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173 * src/pthread.cxx (pthread_testcancel): Added test for self !=
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174 NULL in case this gets called from a non-pthread.
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175
147
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176 2000-12-22 Jonathan Larmour <jlarmour@redhat.com>
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177
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178 * src/pthread.cxx (pthread_measure_stack_usage): New function
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179 to measure stack usage.
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180
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181 * include/pthread.h: Prototype it.
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182
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183 * cdl/pthread.cdl: remove CYGNUM_POSIX_MAIN_DEFAULT_STACK_SIZE and
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184 instead implement CYGINT_LIBC_STARTUP_EXTERNAL_INVOKE_MAIN_POSSIBLE
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185
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186 * src/pthread.cxx: Use stack size for main from libc_startup package
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187 to prevent confusion
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188 (cyg_posix_pthread_start): Likewise
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189
143
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190 2000-12-06 Jonathan Larmour <jlarmour@redhat.com>
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191
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192 * src/signal.cxx: include unistd.h for _exit
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193
138
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194 2000-11-20 Nick Garnett <nickg@cygnus.co.uk>
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195
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196 * src/signal.cxx (cyg_deliver_signals): Added else in code to
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197 handle SIG_DFL. Otherwise if the SA_SIGINFO bit is set we call the
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198 signal handler twice!
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199
136
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200 2000-11-07 Jonathan Larmour <jlarmour@redhat.com>
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201
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202 * src/signal.cxx (cyg_posix_thread_siginit): Add extra thread
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203 argument so that threads can inherit parent's sigmask.
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204
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205 * src/pthread.cxx (pthread_create): Call with parent thread
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206
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207 * src/pprivate.h: Change cyg_posix_thread_siginit prototype to take
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208 parent thread argument
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209
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210 * tests/signal1.c: Add more checking of sigwaits, and fix so that it's
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211 only called when the signal is masked. Check errno values too
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212 sometimes.
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213
134
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214 2000-11-02 Jonathan Larmour <jlarmour@redhat.com>
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215
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216 * src/signal.cxx (sigtimedwait): return signal number on success,
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217 not 0
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218 (SIGNAL_RETURN_VALUE): New macro for returning from functions with
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219 valid non-zero returns
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220 (sigwaitinfo): Pass on sigtimedwait result with SIGNAL_RETURN_VALUE
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221 macro as it may return the signal number.
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222
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223 2000-11-01 Jonathan Larmour <jlarmour@redhat.com>
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224
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225 * src/signal.cxx (sigtimedwait): Check for SIGALRMs as a special
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226 case when looping as it won't have been set pending if it was
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227 masked.
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228 (check_sigalarm): New function extracted from the posix signal ASR
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229 (sigalrm_action): Unconditionally wake up threads waiting in sigwait
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230 so that they can check for pending SIGALRMs even if they were
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231 masked.
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232 (cyg_deliver_signals): Handle SIG_DFL signals properly, and check
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233 for bad signal handlers.
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234 (cyg_posix_signal_start): Initialize default signal actions to SIG_DFL
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235
132
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236 2000-10-27 Jesper Skov <jskov@redhat.com>
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237
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238 * tests/signal2.c (cause_illegal_access): Don't loop forever.
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239
130
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240 2000-10-16 Jonathan Larmour <jlarmour@redhat.com>
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241
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242 * include/sigsetjmp.h (sigsetjmp): Various fixes to make portable
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243 across all HALs (by avoiding CYGARC_JMP_BUF_SIZE) and remove warnings.
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244 * src/signal.cxx (siglongjmp): Likewise
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245
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246 2000-10-12 Nick Garnett <nickg@cygnus.co.uk>
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247
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248 * include/sigsetjmp.h: Added this header to define
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249 sigjmp_buf,sigsetjmp() and siglongjmp().
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250
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251 * cdl/posix.cdl:
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252 Added support for providing sigsetjmp implementation and header.
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253 Added sigsetjmp test.
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254
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255 * src/signal.cxx: Added siglongjmp().
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256
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257 * tests/sigsetjmp.c: Added this test for sigsetjmp(), siglongjmp()
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258 functionality. This is also a test for longjmping out of signal
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259 handlers.
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260
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261 * tests/signal2.c:
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262 Ifdeffed around cause_* functions to avoid compiler warnings when
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263 they are not needed.
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264 Changed CYG_TEST_NA() calls to CYG_TEST_INFO() and changed
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265 CYG_TEST_FINISH() to CYG_TEST_PASS_FINISH(). With the _NA's there,
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266 the first unsupported exception just terminates the program, and
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267 does not give any subsequent supported ones a chance to run.
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268
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269 2000-10-12 Jesper Skov <jskov@redhat.com>
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270
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271 * tests/timer1.c (main): Fix exit check.
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272
128
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273 2000-10-11 Nick Garnett <nickg@cygnus.co.uk>
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274
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275 * src/pthread.cxx: Fixed cyg_posix_pthread_release_thread() to
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276 work for _DETACHED threads as well as for _RUNNING ones. Also
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277 fixed a bug in test to decrement counter in this routine.
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278
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279 * src/pprivate.h: Added note about retaining numerical order of
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280 PTHREAD_STATE_* defines.
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281
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282 * tests/timer1.c: Fixed some bugs of the how-did-it-ever-work
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283 variety.
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284
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285 2000-10-05 Nick Garnett <nickg@cygnus.co.uk>
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286
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287 * src/misc.cxx:
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288 Added a set of compatibility functions to aid portability and
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289 improve standards compliance.
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290 Added cyg_posix_function_[start|finish] to set up and terminate
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291 POSIX API functionality wrt signal and cancellation behaviour.
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292 (Lots more to do here).
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293
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294 * include/export.h:
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295 Added this file to contain definitions that can be exported from
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296 the POSIX package to others.
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297
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298 * src/pprivate.h: Added include of export.h
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299
124
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300 2000-09-11 Jonathan Larmour <jlarmour@redhat.com>
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301
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302 * include/limits.h (OPEN_MAX): Don't define here - let FS infra do
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303 that.
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304 (LINK_MAX): Ditto
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305 (NAME_MAX): Ditto
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306 (PATH_MAX): Ditto
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307
121
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308 2000-09-04 Nick Garnett <nickg@cygnus.co.uk>
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309
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310 * tests/pthread2.c:
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311 * tests/pthread3.c:
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312 Fixed bug in calculation of thread stack addresses.
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313
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314 * src/misc.cxx (sysconf): Change zero returns to -1 when a feature
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315 is not supported.
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316
115
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317 2000-08-08 Jonathan Larmour <jlarmour@redhat.co.uk>
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318
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319 * include/limits.h: Don't define SSIZE_MAX here, leave it to the
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320 isoinfra default.
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321
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322 2000-07-27 Jonathan Larmour <jlarmour@redhat.co.uk>
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323
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324 * tests/signal2.c: NA if no setjmp/longjmp
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325
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326 2000-07-26 Nick Garnett <nickg@cygnus.co.uk>
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327
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328 * include/pthread.h:
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329 * src/pthread.cxx (pthread_testcancel): Reversed addition of cyg_
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330 to this symbol.
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331
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332 2000-07-25 Jonathan Larmour <jlarmour@redhat.co.uk>
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333
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334 * src/pthread.cxx: Define main_stack and main_thread as static
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335 Rename pthread_canceled -> cyg_pthread_canceled - pthread_ may be
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336 a reserved name space but this makes explicit it is implementation-
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337 and not standard-defined
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338 (PTHREAD_ENTRY_VOID): Define for funcs that take no args
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339 (pthread_testcancel): Call PTHREAD_ENTRY_VOID()
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340
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341 * include/pthread.h: Rename pthread_canceled -> cyg_pthread_canceled
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342
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343 2000-07-20 Jonathan Larmour <jlarmour@redhat.co.uk>
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344
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345 * src/pthread.cxx: Use isoinfra to determine presence of malloc()
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346 Define pthread_malloc() and pthread_free() as inlines
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347
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348 * cdl/posix.cdl: Shouldn't define _POSIX_MESSAGE_PASSING at all - that
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349 happens in isoinfra.
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350
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351 2000-07-20 Nick Garnett <nickg@cygnus.co.uk>
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352
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353 * cdl/posix.cdl: Added misc.cxx to compile list. Added option to
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354 define _POSIX_MESSAGE_PASSING. Added configury for utsname
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355 structure.
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356
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357 * include/utsname.h: Added this file to define struct utsname and
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358 uname() function prototype.
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359
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360 * include/mqueue.h: Moved definition of _POSIX_MESSAGE_PASSING to
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361 CDL.
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362
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363 * include/limits.h: Added NGROUPS_MAX definition.
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364
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365 * src/pthread.cxx:
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366 Added support for malloced() thread stacks.
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367 Added implementations of pthread_mutex_setprioceiling() and
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368 pthread_mutex_getprioceiling().
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369 Changed implementations of pthread_mutex_destroy(),
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370 pthread_mutex_lock() and pthread_mutex_trylock() to conform more
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371 closely to the standard.
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372 Changed pthread_key_create() to assign NULL to all valid thread
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373 slots that correspond to a newly allocated key.
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374
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375 * src/pprivate.h: Added freestack and stackmem members to manage
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376 malloced thread stacks.
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377
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378 * src/misc.cxx: Added this file to contain functions that do not
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379 belong in any other files. Currently contains uname() and
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380 sysconf().
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381
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382 2000-07-19 Jonathan Larmour <jlarmour@redhat.co.uk>
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383
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384 * src/startup.cxx: Remove unnecessary includes
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385 Use dummy object constructor to do initialization
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386
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387 * cdl/posix.cdl:
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388 Don't need main.cxx any more
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389 Build startup.cxx into extras.o (via libextras.a)
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390
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391 * cdl/pthread.cdl (CYGPKG_POSIX_MAIN_THREAD):
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392 Integrate with CYGPKG_LIBC_STARTUP - tell CYGPKG_LIBC_STARTUP to
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393 let pthreads set up main thread
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394
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395 * src/pthread.cxx: Integrate with CYGPKG_LIBC_STARTUP rather than
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396 calling main() directly.
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397 Track number of threads waiting to be joined, so we can tell in
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398 pthread_exit() if this is the last thread, and therefore whether
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399 to call exit()
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400
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401 * src/main.cxx: obsolete, removed
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402
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403 2000-07-13 Nick Garnett <nickg@cygnus.co.uk>
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404
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405 * src/signal.cxx: Added ISO C compatibility functions signal() and
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406 raise().
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407
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408 2000-06-21 Nick Garnett <nickg@cygnus.co.uk>
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409
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410 * src/pthread.cxx: Added for(;;) loop to end of pthread_exit().
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411 pthread_exit() is marked with the noreturn attribute, and without
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412 this some compilers generate a call to abort() here in case
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413 Cyg_Thread::exit() returns. The loop avoids this.
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414
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415 2000-06-06 Jonathan Larmour <jlarmour@redhat.co.uk>
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416
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417 * src/mqueue.cxx (mq_receive): Fix non-portable treatment of mode flags
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418 (mq_send): Ditto
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419 * tests/mqueue2.c (main): Ditto
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420
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421 2000-05-24 Nick Garnett <nickg@cygnus.co.uk>
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422
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423 * tests/pthread2.c: Added this program to test per-thread data
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424 handling.
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425
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426 * tests/pthread3.c: Added this program to test execution of
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427 cancellation handler.
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428
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429 * src/pthread.cxx: Fixed some bugs revealed by new test programs.
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430
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431 * cdl/posix.cdl: Added two new pthread tests.
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432
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433 2000-05-22 Jonathan Larmour <jlarmour@redhat.co.uk>
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434
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435 * cdl/posix.cdl (CYGPKG_POSIX): Require
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436 CYGIMP_KERNEL_SCHED_SORTED_QUEUES
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437
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438 2000-05-20 Jonathan Larmour <jlarmour@redhat.co.uk>
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439
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440 * tests/mqueue1.c (cyg_user_start): Define correctly
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441 * tests/mqueue2.c (cyg_user_start): Likewise
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442
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443 * src/pprivate.h (cyg_sigqueue): Make struct sigevent * arg const since
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444 it is, and it prevents warnings elsewhere
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445 * src/signal.cxx (cyg_sigqueue): ditto
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446
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447 * tests/signal2.c: Use CYG_TEST_NA, not CYG_TEST_INFO (otherwise
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448 the test farm may fail the tests because there are no PASSes or NAs)
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449
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450 * cdl/posix.cdl (CYGPKG_POSIX): We need errno and error codes, so
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451 require them
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452 Move some of the package implements into the components
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453 Add message queue configuration, build mqueue.cxx and the mqueue1 and
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454 mqueue2 tests
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455 Move some calculated options into isoinfra, implemented as interfaces
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456 so that unistd.h and limits.h can get the values
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457
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458 * include/limits.h: Move _POSIX_* macros into isoinfra limits.h
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459 since they are implementation independent
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460
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461 * src/mqueue.cxx: Add POSIX message queue implementation
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462 * tests/mqueue1.c, tests/mqueue2.c: and tests
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463
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464 2000-05-18 Nick Garnett <nickg@cygnus.co.uk>
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465
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466 * src/pprivate.h:
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467 * src/pthread.cxx:
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468 * src/signal.cxx:
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469 * src/time.cxx:
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470 Added prioritization of static kernel objects.
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471
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472 2000-05-17 Nick Garnett <nickg@cygnus.co.uk>
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473
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474 * src/pthread.cxx:
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475 To reduce the static memory required by this code, the
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476 pthread_info structure for a pthread is now allocated in the stack
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477 memory for that thread, and not in a static table. The table is
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478 now just an array of pointers. The per-thread data array is now
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479 also allocated onto the stack only when first required.
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480
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481 * include/pthread.h: Removed some redundant code.
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482
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483 * include/limits.h: Added PTHREAD_STACK_OVERHEAD to record
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484 management overhead imposed on POSIX threads stacks. This is added
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485 to the HAL minimum requirement to generate PTHREAD_STACK_MIN.
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486
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487 * src/pprivate.h (pthread_info):
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488 * include/types.h (pthread_attr_t): Converted a number of integer
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489 state and boolean fields to bitfields.
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490
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491 * cdl/pthread.cdl:
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492 Added requirement for CYGFUN_KERNEL_THREADS_STACK_LIMIT.
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493
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494 2000-05-16 Nick Garnett <nickg@cygnus.co.uk>
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495
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496 * include/types.h: Added stacksize_valid to pthread_attr_t
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497 structure.
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498
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499 * include/signal.h:
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500 Added SI_EXCEPT to mark any signals that were caused by an
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501 exception. Removed conditions around SIGBUS.
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502
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503 * src/startup.cxx (cyg_posix_start):
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504 Added call to cyg_posix_exception_start().
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505
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506 * src/signal.cxx:
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507 Rearranged cyg_deliver_signals() so that it is possible to
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508 longjmp() out of a signal handler without leaving signal handling
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509 code in an inconsistent state.
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510 Added handling of SIG_IGN in sigaction().
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511
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512 * src/pthread.cxx: Added setting and checking of stacksize_valid.
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513
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514 * src/pprivate.h: Added cyg_deliver_signals() as an export of
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515 signal system. Added exports from except.cxx.
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516
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517 * src/except.cxx: Added this file to handle delivery of exceptions
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518 into the POSIX signal mechanism.
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519
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520 * cdl/posix.cdl: Added except.cxx to compile list, added signal2
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521 to tests. Added requirement on kernel exception processing.
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522
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523 * tests/tm_basic.cxx: Tidied up a compilation warning.
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524
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525 * tests/signal2.c: Added this test for exception signal generation.
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526
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527 * tests/mutex3.c: Fixed stupid bug.
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528
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529 2000-05-10 Nick Garnett <nickg@cygnus.co.uk>
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530
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531 * src/pprivate.h: Added cyg_posix_clock_start() prototype.
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532
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533 * src/startup.cxx: Added call to cyg_posix_clock_start().
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534
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535 * src/time.cxx: Added startup routine to initialize
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536 converters. Fixed error result bug in timer_delete().
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537
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538 * include/signal.h: Removed some configuration tests which are now
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539 done in CDL.
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540
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541 * cdl/posix.cdl: Added configury for the signals component. Added
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542 tm_basic to tests.
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543
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544 * tests/tm_basic.cxx:
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545 Added this POSIXized version of the tm_basic test. Note that this
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546 has not been entirely converted. While the code being tested is
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547 POSIX, the timing infrastructure remains a mish-mash of kernel,
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548 KAPI and HAL code.
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549
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diff changeset
550 2000-05-04 Nick Garnett <nickg@cygnus.co.uk>
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551
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552 * src/time.cxx:
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553 Many changes to implement the delivery of signals on timer expiry.
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554 Also added timer_delete().
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555
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556 * src/signal.cxx:
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557 cyg_sigqueue() and cyg_deliver_signals() may now only be called
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558 from within the context of a POSIX thread, either from an API call
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559 or an ASR.
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560 cyg_deliver_signals() can now cope with a signal that has
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561 SA_SIGINFO set but no signals queued. It also determines
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562 dynamically whether to lock the signal_mutex.
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563 cyg_deliver_signals() is no longer called implicitly from
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564 cyg_sigqueue() - so a number of expicit calls have been added.
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565
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566 * src/sched.cxx:
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567 Added this file to implement scheduling API.
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568
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569 * src/pthread.cxx:
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570 Moved priority translation macros to pprivate.h.
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571 Removed errno handling, now done in isoinfra package.
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572 Added iterative calls to per-thread data destructors.
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573
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574 * src/pprivate.h:
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575 Removed error field from pthread_info structure.
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576 Moved priority translation macros here.
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577 Removed prototype for cyg_deliver_signals().
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diff changeset
578 Added prototype for cyg_posix_timer_asr().
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579
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580 * include/time.h: Added timer_delete() which was mysteriously
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581 omitted.
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582
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583 * cdl/posix.cdl: Added sched.cxx to compile list and timer1.c to
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584 tests.
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585
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586 * tests/signal1.c:
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587 * tests/pthread1.c:
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diff changeset
588 Fixed bug in use of stack sizes.
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589
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590 * tests/timer1.c:
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diff changeset
591 Added test for use of timers.
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592
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593 2000-05-02 Jonathan Larmour <jlarmour@redhat.co.uk>
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594
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595 * include/sched.h: No longer needed - just use the default definition
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596 in isoinfra
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597
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598 * include/errno.h: No longer needed - errno provision now comes from
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599 CYGPKG_ERROR
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600
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601 * include/sys/types.h: Moved to include/types.h
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602
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603 * cdl/posix.cdl, cdl/pthread.cdl: Put include files in cyg/posix, and
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604 configure CYGPKG_ISOINFRA to include the appropriate headers
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605
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606 * include/semaphore.h: Don't need to check kernel - including
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diff changeset
607 pkgconf/kernel.h would already fail
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diff changeset
608 Give SEM_FAILED a type so casting behaves in C++
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609
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610 * include/signal.h: This uses pid_t etc., so include <sys/types.h>
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611 Add signal() and raise() prototypes (to allow libc compilation, even
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612 though they aren't implemented yet)
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613
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614 * include/time.h: Remove unnecessary includes. Move clockid_t and
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615 timer_t definitions here from sys/types.h since this is where the
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616 standard says they must live.
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617
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618 * src/pprivate.h: Include signal.h and limits.h since their contents
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619 are used later in the file.
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620
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621 2000-04-28 Nick Garnett <nickg@cygnus.co.uk>
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622
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623 * src/signal.cxx:
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624 Added implementations of alarm(), pause() and sleep().
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625 Modified cyg_sigqueue() so that it could be called from an ASR.
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626 Added cyg_posix_signal_asr() to do signal processing in ASRs.
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627 Miscellaneous bug fixes.
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628
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629 * src/pthread.cxx:
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630 Added pthread_count to count number of threads created.
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631 Added call to signal ASR function in main ASR.
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632 Added cyg_posix_pthread_release_thread() to seek out and kick a
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633 thread to which a given set of signals may be delivered.
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634
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635 * src/pprivate.h:
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636 Added some more functions that are shared between POSIX
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637 subsystems.
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638
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639 * include/signal.h:
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640 Added alarm(), pause() and sleep() prototypes.
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641
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642 * tests/signal1.c: Added this test for various aspects of signal
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643 handling.
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644
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645 * cdl/posix.cdl: Added signal1 test.
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646
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647 2000-04-20 Nick Garnett <nickg@cygnus.co.uk>
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648
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649 * src/signal.cxx: Added this file to contain signal handling code.
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650
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651 * src/time.cxx: Made tick<->timespec converters exported to
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652 rest of POSIX subsystem. Enabled interface to signal mechanism for
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653 notifying timer expiration.
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654
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655 * src/pthread.cxx:
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656 Made pthread_mutex exported to rest of POSIX subsystem.
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657 Exported pthread_info_id().
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658 Added thread init and destroy functions for signal subsystem.
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659
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660 * src/startup.cxx: Added call to cyg_posix_signal_start().
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661
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662 * src/pprivate.h: Added signal handling fields support to
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663 pthread_info structure. Added extra internal interfaces to support
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664 signal handling code.
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665
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666 * include/signal.h: Added _how_ argument values for the sigmask
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667 functions.
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668
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669 * cdl/posix.cdl: Added signal.cxx to compile list.
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670
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671 2000-04-13 Nick Garnett <nickg@cygnus.co.uk>
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672
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673 * include/time.h:
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diff changeset
674 * src/time.cxx:
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675 Added implementation of clock and timer functions. These are
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676 currently untested since they need working signals.
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677
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678 2000-04-12 Nick Garnett <nickg@cygnus.co.uk>
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679
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680 * src/pprivate.h: Added cancellation support fields to
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681 pthread_info structure. Made pthread_self_info() exported.
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682
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683 * include/semaphore.h: Added SEM_FAILED plus misc. tidies.
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684
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685 * include/pthread.h: Added PTHREAD_CANCELED.
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686
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687 * include/errno.h: Fixed cyg_pthread_errno_p() return type.
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688
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689 * src/pthread.cxx:
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690 Added pthread_reap() to clean up exited threads.
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diff changeset
691 Added support for cancellation.
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692 Added cyg_posix_errno_p().
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693
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694 * src/time.cxx:
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695 Added this file to implement time functionality. At present only
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696 nanosleep() is actually implemented.
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697
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698 * src/sem.cxx:
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699 Added this file to implement semaphore functionality.
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700
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701 * cdl/pthread.cdl:
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diff changeset
702 Added some extra configuration requirements.
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703
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704 * cdl/posix.cdl:
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diff changeset
705 Added some more files to compile.
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706 Added semaphore configuration.
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707
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708 * tests/mutex3.c:
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709 Added this test program. This is actually a POSIXized version of
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diff changeset
710 Hugo's splendid kernel test of the same name. It exercises quite a
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711 lot of the pthread infrastructure and is thus a good test to run.
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712
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713 * tests/pthread1.c:
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714 Added proper comment headers and added full testing stuff.
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715
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716 2000-04-10 Nick Garnett <nickg@cygnus.co.uk>
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717
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718 * src/pprivate.h:
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719 * src/pthread.cxx:
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diff changeset
720 Added per-thread data support.
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721
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722 2000-04-06 Nick Garnett <nickg@cygnus.co.uk>
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723
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724 * src/pthread.cxx:
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725 Filled in implementations of lots of functions.
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726
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727 * src/main.cxx:
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728 Added this file to contain a default main. This is currenly just a
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729 duplicate of the same file from the C library. Work is needed to
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diff changeset
730 combine these.
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731
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732 * include/sys/types.h:
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diff changeset
733 Modified pthread_mutex_t to conform to kernel structure.
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734
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735 * cdl/pthread.cdl:
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736 Added support for main thread.
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737
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738 * cdl/posix.cdl:
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739 Added main.cxx to compile list.
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740
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741 2000-03-31 Nick Garnett <nickg@cygnus.co.uk>
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742
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743 * cdl/pthread.cdl:
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744 * cdl/posix.cdl:
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diff changeset
745 Added CDL files to configure POSIX subsystem.
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746
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747 * src/pprivate.h:
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748 * src/pthread.cxx:
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749 * src/startup.cxx:
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diff changeset
750 Added these files to begin implementation of POSIX package.
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751
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752 * include/pthread.h:
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753 * include/sched.h:
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754 * include/signal.h:
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755 * include/time.h:
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756 * include/sys/types.h:
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diff changeset
757 Many changes needed by implementation work.
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758
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759 * include/limits.h:
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760 * include/errno.h:
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761 Added these header files.
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762
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763 2000-03-24 Nick Garnett <nickg@cygnus.co.uk>
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diff changeset
764
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765 * include/sys/types.h:
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766 * include/time.h:
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767 * include/sched.h:
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768 * include/pthread.h:
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769 * include/signal.h:
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770 * include/semaphore.h:
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771 * include/mqueue.h:
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diff changeset
772 Roughed out (most of) the set of POSIX headers for the
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diff changeset
773 functionality we are currently going to support. These files are
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774 currently neither fully standard conformant nor implementation
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775 ready. Much work is still needed to make them so. Watch this
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776 space.
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777
152
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778 ####COPYRIGHTBEGIN####
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779
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diff changeset
780 -------------------------------------------
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diff changeset
781 The contents of this file are subject to the Red Hat eCos Public License
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diff changeset
782 Version 1.1 (the "License"); you may not use this file except in
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diff changeset
783 compliance with the License. You may obtain a copy of the License at
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diff changeset
784 http://www.redhat.com/
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diff changeset
785
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diff changeset
786 Software distributed under the License is distributed on an "AS IS"
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diff changeset
787 basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
f935b880e96c Merge from eCos master repository on 2001-02-14-01:27:14-GMT
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diff changeset
788 License for the specific language governing rights and limitations under
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diff changeset
789 the License.
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diff changeset
790
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diff changeset
791 The Original Code is eCos - Embedded Configurable Operating System,
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diff changeset
792 released September 30, 1998.
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diff changeset
793
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diff changeset
794 The Initial Developer of the Original Code is Red Hat.
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diff changeset
795 Portions created by Red Hat are
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diff changeset
796 Copyright (C) 2000, 2001 Red Hat, Inc.
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diff changeset
797 All Rights Reserved.
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diff changeset
798 -------------------------------------------
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diff changeset
799
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800 ####COPYRIGHTEND####