author | William Roberts <williamr@symbian.org> |
Fri, 23 Jul 2010 11:57:06 +0100 | |
branch | GCC_SURGE |
changeset 46 | 0a3770c1cffe |
parent 0 | e4d67989cc36 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* Test code for pipes, using dubious WINS extension for multiple processes... |
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* |
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* |
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*/ |
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|
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|
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|
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#include <stdlib.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <unistd.h> /* for MAXPATHLEN */ |
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#include <sys/errno.h> |
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#include <sys/ioctl.h> |
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|
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#include "CTEST.H" |
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|
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void fillbuf(int seed, char* buf, int buflen) |
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{ |
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int j; |
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sleep(seed/3); |
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seed += 'A'; |
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for (j=0; j<buflen; j++) |
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{ |
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buf[j]=(char)seed; |
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seed+=13; |
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if (seed > 127) |
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seed = seed - 127 + 'A'; |
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} |
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} |
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|
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/** |
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@SYMTestCaseID SYSLIB-STDLIB-CT-1078 |
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@SYMTestCaseDesc Tests for operations on pipes |
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@SYMTestPriority High |
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@SYMTestActions Tests for writing to an opened pipe and a closed pipe |
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@SYMTestExpectedResults Test must not fail |
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@SYMREQ REQ0000 |
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*/ |
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void producer(int fid, int final) |
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{ |
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test_Data; |
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char buf[128]; |
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int nbytes; |
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int i; |
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int t_errno; |
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|
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test_Title("Producer"); |
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|
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for (i=1; i<=8; i++) |
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{ |
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fillbuf(i,buf,sizeof(buf)); |
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printf("%d",i); |
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fflush(stdout); |
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nbytes=write(fid, buf, sizeof(buf)); |
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printf("."); |
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fflush(stdout); |
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test(nbytes==sizeof(buf)); |
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} |
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printf("\n"); |
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|
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if (!final) |
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return; |
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|
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test_Next("Writing to closed pipe"); |
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|
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fillbuf(0,buf,sizeof(buf)); |
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close(fid); |
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nbytes=write(fid, buf, sizeof(buf)); |
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test(nbytes<0); |
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t_errno=errno; |
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test(t_errno==ENOENT); |
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} |
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|
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#define select_test(fid) \ |
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if (async) { \ |
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mask=E32SELECT_READ+E32SELECT_WRITE; \ |
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err=ioctl(fid,E32IOSELECT,(void*)&mask); \ |
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} |
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|
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/** |
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@SYMTestCaseID SYSLIB-STDLIB-CT-1079 |
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@SYMTestCaseDesc Tests for operations on pipes |
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@SYMTestPriority High |
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@SYMTestActions Tests for reading from the pipe, |
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@SYMTestExpectedResults Test must not fail |
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@SYMREQ REQ0000 |
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*/ |
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void consumer(int fid, int async) |
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{ |
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test_Data; |
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char buf[256]; |
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char checkbuf[256]; |
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107 |
int nbytes; |
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int mask=E32SELECT_READ; |
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109 |
int err=0; |
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110 |
|
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111 |
if (async) |
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test_Title("Asynchronous consumer"); |
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113 |
else |
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114 |
test_Title("Consumer"); |
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115 |
|
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116 |
fillbuf(1,checkbuf,128); |
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117 |
|
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118 |
/* Simple read, exactly matching single write */ |
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119 |
|
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120 |
test_Next("Simple read, exactly matching write"); |
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121 |
|
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122 |
select_test(fid); |
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123 |
test(err==0); |
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124 |
test(mask==E32SELECT_READ); |
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125 |
nbytes=read(fid,buf,128); |
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126 |
test(nbytes==128); |
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test(memcmp(buf,checkbuf,128)==0); |
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128 |
|
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129 |
fillbuf(2,checkbuf,128); |
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130 |
fillbuf(3,checkbuf+128,128); |
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131 |
|
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132 |
/* Simple read, exactly matching 2 writes */ |
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133 |
|
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134 |
test_Next("Simple read, exactly matching 2 writes"); |
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135 |
|
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136 |
select_test(fid); |
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137 |
test(err==0); |
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138 |
test(mask==E32SELECT_READ); |
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139 |
nbytes=read(fid,buf,256); |
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140 |
|
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141 |
#ifdef PIPES_SUPPORT_BUFFERING |
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142 |
test(nbytes==256); |
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143 |
#else |
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144 |
test(nbytes==128); /* truncated at first write */ |
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145 |
|
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146 |
select_test(fid); |
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147 |
test(err==0); |
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148 |
test(mask==E32SELECT_READ); |
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149 |
nbytes=read(fid,buf+128,128); /* manually continue the read */ |
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150 |
test(nbytes==128); |
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151 |
#endif |
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152 |
test(memcmp(buf,checkbuf,256)==0); |
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153 |
|
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154 |
fillbuf(4,checkbuf,128); |
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155 |
|
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156 |
/* Partial read */ |
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157 |
|
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158 |
test_Next("Partial read"); |
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159 |
|
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160 |
select_test(fid); |
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161 |
test(err==0); |
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162 |
test(mask==E32SELECT_READ); |
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163 |
nbytes=read(fid,buf,100); |
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test(nbytes==100); |
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165 |
test(memcmp(buf,checkbuf,100)==0); |
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166 |
|
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167 |
/* Partial read, completing the write exactly */ |
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168 |
|
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169 |
test_Next("Partial read, completes matching write"); |
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170 |
|
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171 |
select_test(fid); |
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172 |
test(err==0); |
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173 |
test(mask==E32SELECT_READ); |
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174 |
nbytes=read(fid,buf,28); |
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175 |
test(nbytes==28); |
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176 |
test(memcmp(buf,checkbuf+100,28)==0); |
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177 |
|
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178 |
fillbuf(5,checkbuf,128); |
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179 |
fillbuf(6,checkbuf+128,128); |
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180 |
|
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181 |
/* Partial read */ |
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182 |
|
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183 |
test_Next("Partial read"); |
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184 |
|
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185 |
select_test(fid); |
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186 |
test(err==0); |
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187 |
test(mask==E32SELECT_READ); |
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188 |
nbytes=read(fid,buf,100); |
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189 |
test(nbytes==100); |
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190 |
test(memcmp(buf,checkbuf,100)==0); |
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191 |
|
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192 |
/* Partial read, completing the write and the following write exactly */ |
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193 |
|
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194 |
test_Next("Partial read across write boundary, completes next write"); |
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195 |
|
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196 |
select_test(fid); |
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197 |
test(err==0); |
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198 |
test(mask==E32SELECT_READ); |
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199 |
nbytes=read(fid,buf,156); |
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200 |
#ifdef PIPES_SUPPORT_BUFFERING |
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201 |
test(nbytes==156); |
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202 |
#else |
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203 |
test(nbytes==28); /* truncated at first write */ |
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204 |
|
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205 |
select_test(fid); |
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206 |
test(err==0); |
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207 |
test(mask==E32SELECT_READ); |
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208 |
nbytes=read(fid,buf+28,128); /* manually continue the read */ |
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209 |
test(nbytes==128); |
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210 |
#endif |
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211 |
test(memcmp(buf,checkbuf+100,156)==0); |
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212 |
|
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fillbuf(7,checkbuf,128); |
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fillbuf(8,checkbuf+128,128); |
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|
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/* Partial read */ |
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|
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test_Next("Partial read"); |
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|
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select_test(fid); |
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test(err==0); |
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test(mask==E32SELECT_READ); |
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nbytes=read(fid,buf,50); |
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test(nbytes==50); |
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test(memcmp(buf,checkbuf,50)==0); |
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226 |
|
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/* Partial read, starting part way through the write and still not completing it */ |
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|
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test_Next("Partial read, starting part way through write"); |
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230 |
|
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select_test(fid); |
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test(err==0); |
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test(mask==E32SELECT_READ); |
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nbytes=read(fid,buf,50); |
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test(nbytes==50); |
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test(memcmp(buf,checkbuf+50,50)==0); |
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237 |
|
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/* Partial read, completing the 1st write and a partial read on the 2nd write */ |
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|
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test_Next("Partial read across write boundary"); |
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241 |
|
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nbytes=read(fid,buf,50); |
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#ifdef PIPES_SUPPORT_BUFFERING |
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test(nbytes==50); |
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#else |
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test(nbytes==28); /* truncated at first write */ |
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247 |
|
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select_test(fid); |
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test(err==0); |
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test(mask==E32SELECT_READ); |
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nbytes=read(fid,buf+28,22); /* manually continue the read */ |
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test(nbytes==22); |
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#endif |
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test(memcmp(buf,checkbuf+100,50)==0); |
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|
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/* Partial read, again in the 2nd write */ |
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|
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test_Next("Partial read, starting part way through write"); |
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|
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select_test(fid); |
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test(err==0); |
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test(mask==E32SELECT_READ); |
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nbytes=read(fid,buf,100); |
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test(nbytes==100); |
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test(memcmp(buf,checkbuf+150,100)==0); |
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|
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/* Partial read, completing the 2nd write exactly */ |
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|
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test_Next("Partial read completing write"); |
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|
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select_test(fid); |
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test(err==0); |
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test(mask==E32SELECT_READ); |
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nbytes=read(fid,buf,6); |
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test(nbytes==6); |
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test(memcmp(buf,checkbuf+250,6)==0); |
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|
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278 |
} |
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279 |
|
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280 |
|
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void do_child() |
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282 |
{ |
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producer(2,0); /* produce on stderr */ |
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producer(2,1); /* produce on stderr */ |
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285 |
|
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consumer(0,0); /* consume on stdin */ |
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consumer(0,1); /* consume on stdin */ |
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288 |
|
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289 |
close(0); |
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close(1); |
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291 |
} |
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292 |
|
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int fids[3]; |
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|
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void do_parent() |
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296 |
{ |
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consumer(fids[2],0); /* consume on child stderr */ |
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consumer(fids[2],1); /* consume on child stderr */ |
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299 |
|
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producer(fids[0],0); /* produce on child stdin */ |
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producer(fids[0],1); /* produce on child stdin */ |
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302 |
} |
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303 |
|
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/* Linked with mcrt0.o, so that the exe starts the CPosixServer automatically as per the |
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* plan all along. |
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306 |
*/ |
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307 |
|
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308 |
int main(int argc, char* argv[]) |
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{ |
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void* proc2; |
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311 |
|
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start_redirection_server(); |
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|
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if (argc==1) |
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315 |
{ |
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proc2 = create_process(do_child, "CHILD", "re", fids); |
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if (proc2) |
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start_process(proc2); |
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else |
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perror("Failed to start processB: "); |
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|
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if (proc2) |
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{ |
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int exit; |
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do_parent(); |
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exit=wait_for_process(proc2); |
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printf("wait_for_process returned %d\r\n", exit); |
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} |
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} |
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else |
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{ |
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do_child(); |
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} |
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|
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return 0; |
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} |