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111
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1 -- C94002F.ADA
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2
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3 -- Grant of Unlimited Rights
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4 --
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5 -- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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6 -- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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7 -- unlimited rights in the software and documentation contained herein.
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8 -- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
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9 -- this public release, the Government intends to confer upon all
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10 -- recipients unlimited rights equal to those held by the Government.
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11 -- These rights include rights to use, duplicate, release or disclose the
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12 -- released technical data and computer software in whole or in part, in
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13 -- any manner and for any purpose whatsoever, and to have or permit others
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14 -- to do so.
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15 --
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16 -- DISCLAIMER
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17 --
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18 -- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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19 -- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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20 -- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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21 -- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
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22 -- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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23 -- PARTICULAR PURPOSE OF SAID MATERIAL.
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24 --*
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25 -- CHECK THAT A NON-MASTER UNIT, WHICH ALLOCATES TASKS OF A GLOBAL
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26 -- ACCESS TYPE, MUST TERMINATE WITHOUT WAITING FOR THE ALLOCATED TASKS
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27 -- TO TERMINATE IF AN EXCEPTION IS RAISED AND HANDLED IN THE
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28 -- NON-MASTER UNIT.
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29
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30 -- SUBTESTS ARE:
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31 -- (A) A SIMPLE TASK ALLOCATOR, IN A BLOCK.
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32 -- (B) A RECORD OF TASK ALLOCATOR, IN A SUBPROGRAM.
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33 -- (C) A RECORD OF ARRAY OF TASK ALLOCATOR, IN A TASK BODY.
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34
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35 -- TBN 1/20/86
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36 -- JRK 5/1/86 IMPROVED ERROR RECOVERY. FIXED EXCEPTION HANDLING.
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37 -- PWN 09/11/94 REMOVED PRAGMA PRIORITY FOR ADA 9X.
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38
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39 with Impdef;
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40 WITH REPORT; USE REPORT;
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41 WITH SYSTEM; USE SYSTEM;
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42 PROCEDURE C94002F IS
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43
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44 MY_EXCEPTION : EXCEPTION;
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45
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46 TASK TYPE TT IS
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47 ENTRY E;
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48 END TT;
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49
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50 TASK BODY TT IS
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51 BEGIN
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52 ACCEPT E;
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53 ACCEPT E;
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54 END TT;
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55
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56
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57 BEGIN
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58 TEST ("C94002F", "CHECK THAT A NON-MASTER UNIT, WHICH ALLOCATES " &
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59 "TASKS OF A GLOBAL ACCESS TYPE, MUST TERMINATE " &
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60 "WITHOUT WAITING FOR THE ALLOCATED TASKS TO " &
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61 "TERMINATE IF AN EXCEPTION IS RAISED AND " &
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62 "HANDLED IN THE NON-MASTER UNIT");
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63
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64 --------------------------------------------------
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65
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66 DECLARE -- (A)
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67
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68 TYPE A_T IS ACCESS TT;
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69 A1 : A_T;
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70
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71 BEGIN -- (A)
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72
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73 DECLARE
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74 A2 : A_T;
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75 BEGIN
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76 A2 := NEW TT;
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77 A2.ALL.E;
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78 A1 := A2;
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79 RAISE MY_EXCEPTION;
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80 FAILED ("MY_EXCEPTION WAS NOT RAISED IN (A)");
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81 EXCEPTION
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82 WHEN MY_EXCEPTION =>
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83 NULL;
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84 WHEN OTHERS =>
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85 FAILED ("UNEXPECTED EXCEPTION IN (A)");
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86 END;
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87
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88 IF A1.ALL'TERMINATED THEN
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89 FAILED ("ALLOCATED TASK PREMATURELY TERMINATED - (A)");
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90 ELSE A1.ALL.E;
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91 END IF;
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92
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93 END; -- (A)
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94
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95 --------------------------------------------------
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96
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97 DECLARE -- (B)
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98
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99 I : INTEGER;
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100
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101 FUNCTION F RETURN INTEGER IS
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102
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103 TYPE RT IS
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104 RECORD
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105 T : TT;
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106 END RECORD;
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107 TYPE ART IS ACCESS RT;
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108 AR1 : ART;
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109
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110 PROCEDURE P (AR : OUT ART) IS
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111 AR2 : ART;
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112 BEGIN
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113 AR2 := NEW RT;
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114 AR2.T.E;
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115 AR := AR2;
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116 RAISE MY_EXCEPTION;
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117 FAILED ("MY_EXCEPTION WAS NOT RAISED IN (B)");
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118 EXCEPTION
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119 WHEN MY_EXCEPTION =>
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120 NULL;
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121 WHEN OTHERS =>
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122 FAILED ("UNEXPECTED EXCEPTION IN (B)");
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123 END P;
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124
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125 BEGIN
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126 P (AR1);
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127
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128 IF AR1.T'TERMINATED THEN
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129 FAILED ("ALLOCATED TASK PREMATURELY TERMINATED " &
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130 "- (B)");
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131 ELSE AR1.T.E;
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132 END IF;
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133
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134 RETURN 0;
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135 END F;
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136
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137 BEGIN -- (B)
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138
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139 I := F;
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140
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141 END; -- (B)
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142
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143 --------------------------------------------------
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144
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145 DECLARE -- (C)
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146
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147 LOOP_COUNT : INTEGER := 0;
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148 CUT_OFF : CONSTANT := 60; -- DELAY.
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149
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150 TASK TSK IS
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151 ENTRY ENT;
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152 END TSK;
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153
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154 TASK BODY TSK IS
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155
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156 LOOP_COUNT1 : INTEGER := 0;
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157 CUT_OFF1 : CONSTANT := 60; -- DELAY.
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158
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159 TYPE RAT;
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160 TYPE ARAT IS ACCESS RAT;
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161 TYPE ARR IS ARRAY (1..1) OF TT;
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162 TYPE RAT IS
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163 RECORD
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164 A : ARAT;
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165 T : ARR;
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166 END RECORD;
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167 ARA1 : ARAT;
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168
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169 TASK TSK1 IS
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170 ENTRY ENT1 (ARA : OUT ARAT);
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171 END TSK1;
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172
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173 TASK BODY TSK1 IS
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174 ARA2 : ARAT;
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175 BEGIN
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176 ARA2 := NEW RAT; -- INITIATE TASK ARA2.T(1).
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177 ARA2.T(1).E;
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178 ACCEPT ENT1 (ARA : OUT ARAT) DO
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179 ARA := ARA2;
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180 END ENT1;
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181 RAISE MY_EXCEPTION;
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182 FAILED ("MY_EXCEPTION WAS NOT RAISED IN (C)");
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183 EXCEPTION
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184 WHEN MY_EXCEPTION =>
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185 NULL;
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186 WHEN OTHERS =>
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187 FAILED ("UNEXPECTED EXCEPTION IN (C)");
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188 END TSK1;
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189
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190 BEGIN
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191 TSK1.ENT1 (ARA1); -- ARA1.T BECOMES ALIAS FOR ARA2.T.
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192
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193 WHILE NOT TSK1'TERMINATED AND LOOP_COUNT1 < CUT_OFF1 LOOP
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194 DELAY 1.0 * Impdef.One_Second;
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195 LOOP_COUNT1 := LOOP_COUNT1 + 1;
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196 END LOOP;
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197
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198 IF LOOP_COUNT1 >= CUT_OFF1 THEN
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199 FAILED ("DEPENDENT TASK TSK1 NOT TERMINATED " &
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200 "WITHIN ONE MINUTE - (C)");
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201 END IF;
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202
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203 IF ARA1.T(1)'TERMINATED THEN
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204 FAILED ("ALLOCATED TASK PREMATURELY TERMINATED " &
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205 "- (C)");
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206 ELSE ARA1.T(1).E;
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207 END IF;
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208 END TSK;
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209
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210 BEGIN -- (C)
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211
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212 WHILE NOT TSK'TERMINATED AND LOOP_COUNT < CUT_OFF LOOP
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213 DELAY 2.0 * Impdef.One_Second;
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214 LOOP_COUNT := LOOP_COUNT + 1;
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215 END LOOP;
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216
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217 IF LOOP_COUNT >= CUT_OFF THEN
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218 FAILED ("DEPENDENT TASK TSK NOT TERMINATED WITHIN " &
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219 "TWO MINUTES - (C)");
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220 END IF;
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221
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222 END; -- (C)
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223
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224 ---------------------------------------------------------------
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225
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226 RESULT;
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227 END C94002F;
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