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annotate host/tools/Utils/common/Subprocess.cpp @ 84:489eb5632bc3 ecos-sw-2000-04-28

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Merge from eCos master repository on 2000-04-28-18:44:39-BST
author jlarmour
date Fri, 28 Apr 2000 18:18:36 +0000
parents 6736c52df507
children 4c750ce71ae3
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1 //####COPYRIGHTBEGIN####
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2 //
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3 // ----------------------------------------------------------------------------
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4 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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5 //
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6 // This program is part of the eCos host tools.
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7 //
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8 // This program is free software; you can redistribute it and/or modify it
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9 // under the terms of the GNU General Public License as published by the Free
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10 // Software Foundation; either version 2 of the License, or (at your option)
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11 // any later version.
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12 //
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13 // This program is distributed in the hope that it will be useful, but WITHOUT
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14 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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16 // more details.
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17 //
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18 // You should have received a copy of the GNU General Public License along with
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19 // this program; if not, write to the Free Software Foundation, Inc.,
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20 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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21 //
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22 // ----------------------------------------------------------------------------
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23 //
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24 //####COPYRIGHTEND####
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25 //===========================================================================
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26 //===========================================================================
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27 //#####DESCRIPTIONBEGIN####
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28 //
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29 // Author(s): sdf
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30 // Contact(s): sdf
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31 // Date: 1998/08/11
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32 // Version: 0.01
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33 // Purpose:
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34 // Description: This is the implementation of the class which allows for spawning subprocesses
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35 //
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36 // Requires:
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37 // Provides:
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38 // See also:
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39 // Known bugs:
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40 // Usage:
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41 //
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42 //####DESCRIPTIONEND####
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43 //
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44 //===========================================================================
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45 #include "eCosTrace.h"
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46 #include "Subprocess.h"
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47 #ifdef _WIN32
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48 #include <tlhelp32.h>
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49
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50 HINSTANCE CSubprocess::hInstLib1 = VER_PLATFORM_WIN32_NT==CSubprocess::GetPlatform()?LoadLibrary(_T("PSAPI.DLL")):LoadLibrary(_T("Kernel32.DLL")) ;
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51 HINSTANCE CSubprocess::hInstLib2 = VER_PLATFORM_WIN32_NT==CSubprocess::GetPlatform()?LoadLibrary(_T("NTDLL.DLL")):NULL;
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52
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53 #endif
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54
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55 //#define CloseHandle(x) TRACE(_T("CSubprocess::CloseHandle %x\n"),x);::CloseHandle(x)
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56
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57 const unsigned int CSubprocess::PROCESS_KILL_EXIT_CODE=0xCCFFCCFF;
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58
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59 CSubprocess::CSubprocess(bool bAutoDelete):
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60 m_pfnContinue(DefaultContinuationFunc),
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61 m_pContinuationFuncParam(0),
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62 m_bAutoDelete(bAutoDelete),
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63 m_bThreadTerminated(true),
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64 m_bVerbose(false),
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65 m_nExitCode(-1),
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66 m_idProcess(0),
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67 m_pLogparam(0),
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68 m_pfnLogfunc(0),
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69 m_bKillThread(false)
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70 {
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71 #ifdef _WIN32
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72 m_hProcess=0;
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73 #endif
82
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74 }
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75
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76 CSubprocess::~CSubprocess()
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77 {
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78 Kill();
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79 if(!CeCosThreadUtils::WaitFor(m_bThreadTerminated,1000)){
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80 m_bKillThread=true;
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81 CeCosThreadUtils::WaitFor(m_bThreadTerminated);
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82 }
84
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83 #ifdef _WIN32
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84 if(m_hProcess){
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85 CloseHandle(m_hProcess);
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86 }
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87 #endif
82
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88 }
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89
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90 bool CSubprocess::Run(LogFunc *pfnLog,void * pLogparam, LPCTSTR pszCmd,bool bBlock/*=true*/)
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91 {
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92 bool rc;
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93 if(!m_bThreadTerminated){
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94 rc=false;
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95 } else {
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96 m_pfnLogfunc=pfnLog;
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97 m_pLogparam=pLogparam;
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98 #ifdef _WIN32
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99 // UNIX does it from the thread func. WIN32 could too, but it's nice to know at the time
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100 // of calling run whether the process is successfully created.
84
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101 if(m_hProcess){
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102 // Normally done in the dtor
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103 CloseHandle(m_hProcess);
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104 }
82
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105 rc=CreateProcess(pszCmd);
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106 #else
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107 m_strCmd=pszCmd;
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108 rc=true;
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109 #endif
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110 if(rc){
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111 m_bKillThread=false;
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112 if(bBlock){
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113 // When using RunThread, the manipulation of this Boolean is taken care of.
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114 // Here we must do it ourselves.
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115 m_bThreadTerminated=false;
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116 ThreadFunc();
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117 m_bThreadTerminated=true;
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118 } else {
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119 CeCosThreadUtils::RunThread(SThreadFunc,this,&m_bThreadTerminated,String::SFormat(_T("subprocess %d read"),m_idProcess));
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120 }
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121 }
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122 }
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123 return rc;
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124 }
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125
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126 #ifdef _WIN32
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127 bool CSubprocess::CreateProcess(LPCTSTR pszCmdline)
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128 {
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129
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130 STARTUPINFO si; // For CreateProcess call
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131 HANDLE hrPipe,hwPipe,hwPipe2,m_hrPipeTemp,m_hwPipeTemp;
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132 // Create the anonymous pipe
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133
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134 SECURITY_ATTRIBUTES saPipe; // Security for anonymous pipe
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135 saPipe.nLength = sizeof(SECURITY_ATTRIBUTES);
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136 saPipe.lpSecurityDescriptor = NULL;
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137 saPipe.bInheritHandle = true;
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138
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139 ::CreatePipe(&m_hrPipeTemp,&hwPipe,&saPipe,10240);
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140
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141 // In most cases you can get away with using the same anonymous
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142 // pipe write handle for both the child's standard output and
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143 // standard error, but this may cause problems if the child app
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144 // explicitly closes one of its standard output or error handles. If
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145 // that happens, the anonymous pipe will close, since the child's
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146 // standard output and error handles are really the same handle. The
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147 // child won't be able to write to the other write handle since the
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148 // pipe is now gone, and parent reads from the pipe will return
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149 // ERROR_BROKEN_PIPE and child output will be lost. To solve this
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150 // problem, simply duplicate the write end of the pipe to create
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151 // another distinct, separate handle to the write end of the pipe.
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152 // One pipe write handle will serve as standard out, the other as
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153 // standard error. Now *both* write handles must be closed before the
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154 // write end of the pipe actually closes.
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155
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156 ::DuplicateHandle(::GetCurrentProcess(), // Source process
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157 hwPipe, // Handle to duplicate
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158 ::GetCurrentProcess(), // Destination process
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159 &hwPipe2, // New handle, used as stderr by child
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160 0, // New access flags - ignored since DUPLICATE_SAME_ACCESS
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161 true, // It's inheritable
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162 DUPLICATE_SAME_ACCESS);
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163
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164 ::CreatePipe(&hrPipe,&m_hwPipeTemp,&saPipe,10240);
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165
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166
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167 // Create new output read handle and the input write handles, setting
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168 // the Properties to FALSE. Otherwise, the child inherits the
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169 // properties and, as a result, non-closeable handles to the pipes
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170 // are created.
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171 DuplicateHandle(GetCurrentProcess(),m_hrPipeTemp,
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172 GetCurrentProcess(),
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173 &m_hrPipe, // Address of new handle.
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174 0,FALSE, // Make it uninheritable.
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175 DUPLICATE_SAME_ACCESS);
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176
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177 DuplicateHandle(GetCurrentProcess(),m_hwPipeTemp,
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178 GetCurrentProcess(),
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179 &m_hwPipe, // Address of new handle.
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180 0,FALSE, // Make it uninheritable.
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181 DUPLICATE_SAME_ACCESS);
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182
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183 // Close inheritable copies of the handles we do not want to be inherited:
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184 CloseHandle(m_hrPipeTemp);
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185 CloseHandle(m_hwPipeTemp);
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186
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187
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188 memset(&si, 0, sizeof(si));
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189 si.cb = sizeof(si);
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190
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191 si.hStdOutput = hwPipe;
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192 si.hStdError = hwPipe2;
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193 si.hStdInput = hrPipe;
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194 si.dwFlags = STARTF_USESTDHANDLES | STARTF_USESHOWWINDOW;
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195 si.wShowWindow = SW_SHOW;
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196
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197 LPCTSTR pszDir;
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198 if(m_strDir.empty()){
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199 pszDir=NULL; // current directory
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200 } else {
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201 pszDir=m_strDir;
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202 }
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203
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204 PROCESS_INFORMATION pi;
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205 String strCmd(pszCmdline);
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206
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207 String strOrigpath;
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208 if(!m_strPath.empty()){
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209 int nSize=GetEnvironmentVariable(_T("PATH"), NULL, 0);
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210 if(nSize>0){
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211 GetEnvironmentVariable(_T("PATH"),strOrigpath.GetBuffer(nSize),nSize);
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212 strOrigpath.ReleaseBuffer();
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213 SetEnvironmentVariable(_T("PATH"),m_strPath);
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214 }
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215 }
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216
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217 bool rc=(TRUE==::CreateProcess(NULL,strCmd.GetBuffer(),NULL,NULL,true,DETACHED_PROCESS|CREATE_NEW_PROCESS_GROUP,NULL,pszDir,&si,&pi));
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218
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219 if(!m_strPath.empty()){
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220 SetEnvironmentVariable(_T("PATH"),strOrigpath);
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221 }
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222
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223 m_nErr=GetLastError();
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224
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225 strCmd.ReleaseBuffer();
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226
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227 if(rc){
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228 m_idProcess=pi.dwProcessId;
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229 m_hProcess=pi.hProcess;
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230 if(m_bVerbose){
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231 Output(String::SFormat(_T("*** Process %d created \"%s\"\n"),m_idProcess,pszCmdline));
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232 }
84
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233 TRACE(String::SFormat(_T("Process %d created \"%s\"\n"),m_idProcess,pszCmdline));
82
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234 m_nExitCode=STILL_ACTIVE;
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235 CloseHandle(pi.hThread);
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236 } else {
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237 m_idProcess=0;
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238 if(m_bVerbose){
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239 Output(String::SFormat(_T("*** Failed to create process \"%s\" %s\n"),pszCmdline,(LPCTSTR)ErrorString()));
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240 }
84
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241 TRACE(String::SFormat(_T("Failed to create process \"%s\" %s\n"),pszCmdline,(LPCTSTR)ErrorString()));
82
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242 m_nExitCode=GetLastError();
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243 CloseHandle(m_hrPipe);m_hrPipe=INVALID_HANDLE_VALUE;
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244 CloseHandle(m_hwPipe);m_hwPipe=INVALID_HANDLE_VALUE;
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245 }
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246
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247 CloseHandle(hrPipe);
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248 CloseHandle(hwPipe);
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249 CloseHandle(hwPipe2);
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250
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251 return rc;
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252
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253 }
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254
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255 void CSubprocess::ThreadFunc()
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256 {
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257
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258 TRACE(_T("Reading from process %d\n"),m_idProcess);
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259
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260 DWORD dwAvail;
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261
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262 while (!m_bKillThread && m_pfnContinue(m_pContinuationFuncParam) && ::PeekNamedPipe(m_hrPipe, NULL, 0, 0, &dwAvail, NULL)){
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263 //TRACE(_T("P%d\n"),dwAvail);
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264 if(dwAvail){
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265 dwAvail=MIN(dwAvail,80); // Read a maximum of 80 characters at a time
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266 DWORD dwRead;
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267 char *buf=new char[dwAvail+1];
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268 //TRACE(_T("R%d\n"),dwAvail);
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269 if(!::ReadFile(m_hrPipe, buf, dwAvail, &dwRead, NULL)){
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270 TRACE(_T("ReadFile returns false\n"));
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271 delete [] buf;
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272 break;
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273 }
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274 buf[dwRead]='\0';
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275 Output(String::CStrToUnicodeStr(buf));
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276 delete [] buf;
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277 } else if(!ProcessAlive()){
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278 TRACE(_T("m_bThreadTerminated=%d\n"),m_bThreadTerminated);
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279 break;
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280 } else {
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281 CeCosThreadUtils::Sleep(250);
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282 }
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283 }
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284
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285 DWORD dwExitCode;
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286 ::GetExitCodeProcess(m_hProcess, &dwExitCode);
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287 m_nExitCode=dwExitCode;
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288
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289 #ifdef _DEBUG
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diff changeset
290 String str;
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jlarmour
parents:
diff changeset
291 switch(dwExitCode){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
292 case STILL_ACTIVE:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
293 str=_T("still alive");
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
294 if(m_bKillThread){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
295 str+=_T(" - requested to stop reading");
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
296 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
297 break;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
298 case PROCESS_KILL_EXIT_CODE:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
299 str=_T("killed");
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
300 break;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
301 default:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
302 str.Format(_T("terminated rc=%d"),dwExitCode);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
303 break;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
304 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
305 TRACE(_T("Finished reading from process %d (%s)\n"),m_idProcess,(LPCTSTR)str);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
306 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
307
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
308 CloseHandle(m_hrPipe);m_hrPipe=INVALID_HANDLE_VALUE;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
309 CloseHandle(m_hwPipe);m_hwPipe=INVALID_HANDLE_VALUE;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
310
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
311 if(m_bAutoDelete){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
312 m_bThreadTerminated=true; // or else the dtor will block
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
313 delete this;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
314 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
315 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
316
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
317 #else // UNIX
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
318
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
319 bool CSubprocess::CreateProcess(LPCTSTR pszCmdline)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
320 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
321 m_idProcess=0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
322 int fdchild=-1; // the file descriptor for the child (slave) half of the pseudo-tty pair
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
323
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
324 // Get a free /dev/ptyp0 (master) and /dev/ttyp0 (slave) tty pair
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
325 String strMasterTty,strChildTty;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
326 for(unsigned int c=0;c<64;c++){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
327 strMasterTty.Format("/dev/pty%c%x",'p'+c/16,c%16);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
328
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
329 m_tty=open(strMasterTty, O_RDWR | O_NOCTTY);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
330 if (-1!=m_tty) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
331 strChildTty.Format("/dev/tty%c%x",'p'+c/16,c%16);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
332
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
333 fdchild = open(strChildTty, O_RDWR);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
334 if (-1==fdchild) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
335 close(m_tty);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
336 m_tty=fdchild=-1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
337 } else {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
338 VTRACE("opened %s - fd=%d\n",(LPCTSTR)strMasterTty,m_tty);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
339 break;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
340 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
341 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
342 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
343
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
344 if(-1==m_tty){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
345 ERROR(_T("Failed to get a pty\n"));
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
346 return false;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
347 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
348
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
349 TRACE(_T("Master pty %s (fd %d) slave pty %s (fd %d)\n"),(LPCTSTR)strMasterTty,m_tty,(LPCTSTR)strChildTty,fdchild);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
350
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
351 m_idProcess=fork();
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
352
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
353 switch (m_idProcess) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
354 // Fork failed
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
355 case -1:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
356 TRACE(_T("Failed to create process - %s\n"),strerror(errno));
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
357 m_idProcess=0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
358 break;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
359 case 0:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
360 // Process is created (we're the child)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
361 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
362 // Close all descriptors except the slave side of the pseudo-terminal
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
363 for (int fd = 0; fd < (int) sysconf(_SC_OPEN_MAX); fd++) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
364 if(fd!=fdchild){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
365 close(fd);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
366 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
367 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
368 setsid();
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
369
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
370 dup2(fdchild, 0);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
371 dup2(fdchild, 1);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
372 dup2(fdchild, 2);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
373
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
374 close(fdchild);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
375
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
376 if(!m_strDir.empty()){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
377 if(0!=chdir(m_strDir)){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
378 if(m_bVerbose){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
379 fprintf(stderr,_T("*** Failed to change directory to %s\n"),(LPCTSTR)m_strDir);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
380 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
381 exit (5);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
382 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
383 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
384 if(m_bVerbose){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
385 fprintf(stderr,_T("*** Process %d created \"%s\"\n"),m_idProcess,pszCmdline);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
386 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
387
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
388 StringArray ar;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
389 int argc=String(pszCmdline).Chop(ar,_TCHAR(' '),true);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
390 TCHAR **argv=new TCHAR *[1+argc];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
391 for(int i=0;i<argc;i++){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
392 argv[i]=new TCHAR[1+strlen(ar[i])];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
393 strcpy(argv[i],ar[i]);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
394 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
395 argv[argc]=0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
396 if(!m_strPath.empty()){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
397 _tputenv(String::SFormat(_T("PATH=%s"),(LPCTSTR)m_strPath));
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
398 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
399 _texecvp(argv[0], argv);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
400 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
401
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
402 fprintf(stderr,"exec error - %s\n",strerror(errno));
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
403 exit(4);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
404
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
405 default:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
406 // Process is created (we're the parent)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
407 TRACE(_T("Closing fd %d\n"),fdchild);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
408 close(fdchild);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
409 TRACE(_T("Forked to create process %s - process id <%d>\n"), pszCmdline, m_idProcess);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
410 break;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
411 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
412 return 0!=m_idProcess;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
413 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
414
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
415 void CSubprocess::ThreadFunc()
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
416 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
417 if(!CreateProcess(m_strCmd)){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
418 ERROR(_T("Failed to create process for %s\n"),(LPCTSTR)m_strCmd);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
419 } else {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
420 fcntl(m_tty,F_SETFL,O_NONBLOCK);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
421 int rc;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
422 do {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
423 TCHAR buf[4096];
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
424 rc=read(m_tty, buf, sizeof(buf)-1);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
425 if(rc>=0){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
426 buf[rc]='\0';
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
427 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
428 switch(rc){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
429 case -1:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
430 if(EAGAIN==errno){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
431 CeCosThreadUtils::Sleep(250);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
432 } else {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
433 goto Done;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
434 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
435 break;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
436 case 0:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
437 goto Done;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
438 continue;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
439 default:
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jlarmour
parents:
diff changeset
440 buf[rc]=_TCHAR('\0');
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jlarmour
parents:
diff changeset
441 Output(String::CStrToUnicodeStr(buf));
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jlarmour
parents:
diff changeset
442 continue;
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jlarmour
parents:
diff changeset
443 }
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jlarmour
parents:
diff changeset
444 } while(!m_bKillThread && m_pfnContinue(m_pContinuationFuncParam));
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jlarmour
parents:
diff changeset
445 Done:
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jlarmour
parents:
diff changeset
446 TRACE(_T("Closing fd %d\n"),m_tty);
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jlarmour
parents:
diff changeset
447 close (m_tty);
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jlarmour
parents:
diff changeset
448
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jlarmour
parents:
diff changeset
449 switch(waitpid(m_idProcess,&m_nExitCode,WNOHANG));
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jlarmour
parents:
diff changeset
450 }
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jlarmour
parents:
diff changeset
451
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jlarmour
parents:
diff changeset
452 if(m_bAutoDelete){
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jlarmour
parents:
diff changeset
453 delete this;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
454 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
455 }
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jlarmour
parents:
diff changeset
456 #endif
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jlarmour
parents:
diff changeset
457
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jlarmour
parents:
diff changeset
458 void CSubprocess::Output (LPCTSTR psz)
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jlarmour
parents:
diff changeset
459 {
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jlarmour
parents:
diff changeset
460 m_pfnLogfunc(m_pLogparam,psz);
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jlarmour
parents:
diff changeset
461 }
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jlarmour
parents:
diff changeset
462
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jlarmour
parents:
diff changeset
463 void CSubprocess::Send(LPCTSTR str)
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jlarmour
parents:
diff changeset
464 {
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jlarmour
parents:
diff changeset
465 char *psz=String(str).GetCString();
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jlarmour
parents:
diff changeset
466 int nToWrite=strlen(psz);
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jlarmour
parents:
diff changeset
467 const char *c=psz;
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jlarmour
parents:
diff changeset
468 do {
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jlarmour
parents:
diff changeset
469 #ifdef _WIN32
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jlarmour
parents:
diff changeset
470 DWORD dwWritten;
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jlarmour
parents:
diff changeset
471 if(!::WriteFile(m_hwPipe,psz,nToWrite,&dwWritten,0)){
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jlarmour
parents:
diff changeset
472 break;
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jlarmour
parents:
diff changeset
473 }
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jlarmour
parents:
diff changeset
474 #else
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jlarmour
parents:
diff changeset
475 int dwWritten = write(m_tty, c, nToWrite);
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jlarmour
parents:
diff changeset
476 if(-1==dwWritten){
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jlarmour
parents:
diff changeset
477 break;
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jlarmour
parents:
diff changeset
478 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
479 #endif
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jlarmour
parents:
diff changeset
480 nToWrite-=(int)dwWritten;
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jlarmour
parents:
diff changeset
481 c+=(int)dwWritten;
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jlarmour
parents:
diff changeset
482 } while (nToWrite>0);
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jlarmour
parents:
diff changeset
483 //::FlushFileBuffers(m_hwPipe);
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jlarmour
parents:
diff changeset
484 delete [] psz;
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jlarmour
parents:
diff changeset
485 }
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jlarmour
parents:
diff changeset
486
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jlarmour
parents:
diff changeset
487 bool CSubprocess::Kill(bool bRecurse)
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jlarmour
parents:
diff changeset
488 {
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jlarmour
parents:
diff changeset
489 TRACE(_T("CSubprocess::Kill pid %d recurse=%d\n"),m_idProcess,bRecurse);
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jlarmour
parents:
diff changeset
490 PInfoArray arPinfo;
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jlarmour
parents:
diff changeset
491 bool rc=false;
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jlarmour
parents:
diff changeset
492 if(m_idProcess && -1!=m_idProcess){
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jlarmour
parents:
diff changeset
493 // Start of with the easy one:
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jlarmour
parents:
diff changeset
494 if(bRecurse) {
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jlarmour
parents:
diff changeset
495 // Need to gather this information before we orphan our grandchildren:
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jlarmour
parents:
diff changeset
496 PSExtract(arPinfo);
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jlarmour
parents:
diff changeset
497 }
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jlarmour
parents:
diff changeset
498
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jlarmour
parents:
diff changeset
499 #ifdef _WIN32
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jlarmour
parents:
diff changeset
500
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jlarmour
parents:
diff changeset
501 if(m_hProcess){
84
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jlarmour
parents: 82
diff changeset
502 TRACE(_T("Terminate process %s\n"),(LPCTSTR)Name(m_idProcess));
82
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jlarmour
parents:
diff changeset
503 rc=(TRUE==::TerminateProcess(m_hProcess,PROCESS_KILL_EXIT_CODE));
84
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parents: 82
diff changeset
504 // dtor's (or subsequent Run's) responsibility to close the handle
82
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jlarmour
parents:
diff changeset
505 }
84
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jlarmour
parents: 82
diff changeset
506
82
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jlarmour
parents:
diff changeset
507 #else
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jlarmour
parents:
diff changeset
508 rc=(0==kill(m_idProcess,SIGTERM));
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jlarmour
parents:
diff changeset
509 int status;
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jlarmour
parents:
diff changeset
510 waitpid(m_idProcess,&status,WNOHANG);
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jlarmour
parents:
diff changeset
511 #endif
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jlarmour
parents:
diff changeset
512
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jlarmour
parents:
diff changeset
513 if(bRecurse) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
514 // kill process *and* its children
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jlarmour
parents:
diff changeset
515 // FIXME: needs to be top-down
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jlarmour
parents:
diff changeset
516 for(int i=0;i<(signed)arPinfo.size();i++){
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jlarmour
parents:
diff changeset
517 if(arPinfo[i].IsChildOf(m_idProcess)){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
518
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
519 #ifdef _WIN32
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
520 // begin hack
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jlarmour
parents:
diff changeset
521 const String strName(Name(arPinfo[i].PID));
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jlarmour
parents:
diff changeset
522 if(_tcsstr(strName,_T("eCosTest")) || _tcsstr(strName,_T("cmd.EXE")) || _tcsstr(strName,_T("CMD.EXE")) || arPinfo[i].PID==(signed)GetCurrentProcessId()){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
523 continue;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
524 }
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jlarmour
parents:
diff changeset
525 // end hack
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
526 HANDLE hProcess=::OpenProcess(PROCESS_TERMINATE,false,arPinfo[i].PID);
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jlarmour
parents:
diff changeset
527 if(hProcess){
84
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jlarmour
parents: 82
diff changeset
528 TRACE(_T("Terminate process %s\n"),(LPCTSTR)Name(arPinfo[i].PID));
82
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jlarmour
parents:
diff changeset
529 rc&=(TRUE==::TerminateProcess(hProcess,PROCESS_KILL_EXIT_CODE));
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jlarmour
parents:
diff changeset
530 CloseHandle(hProcess);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
531 } else {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
532 rc=false;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
533 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
534 #else
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
535 rc&=(0==kill(arPinfo[i].PID,SIGTERM));
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
536 int status;
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jlarmour
parents:
diff changeset
537 waitpid(arPinfo[i].PID,&status,WNOHANG);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
538 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
539 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
540 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
541 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
542 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
543 return rc;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
544 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
545
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
546 Time CSubprocess::CpuTime(bool bRecurse) const
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
547 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
548 Time t=0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
549 // kill process *and* its children
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
550 // FIXME: needs to be top-down
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
551
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
552 #ifdef _WIN32
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
553 __int64 ftCreation,ftExit,ftKernel,ftUser;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
554 if(m_hProcess && ::GetProcessTimes (m_hProcess,(FILETIME *)&ftCreation,(FILETIME *)&ftExit,(FILETIME *)&ftKernel,(FILETIME *)&ftUser)){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
555 t+=Time((ftKernel+ftUser)/10000);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
556 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
557
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
558 if(bRecurse){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
559 PInfoArray arPinfo;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
560 PSExtract(arPinfo);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
561 if(m_idProcess && -1!=m_idProcess){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
562 for(int i=0;i<(signed)arPinfo.size();i++){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
563 if(arPinfo[i].IsChildOf(m_idProcess)){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
564 t+=arPinfo[i].tCpu;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
565 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
566 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
567 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
568 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
569 #else
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
570 PInfoArray arPinfo;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
571 PSExtract(arPinfo);
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jlarmour
parents:
diff changeset
572 for(int i=0;i<(signed)arPinfo.size();i++){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
573 if(arPinfo[i].PID==m_idProcess || arPinfo[i].IsChildOf(m_idProcess)){
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jlarmour
parents:
diff changeset
574 t+=arPinfo[i].tCpu;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
575 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
576 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
577 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
578 return t;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
579 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
580
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
581 #ifdef _WIN32
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
582 bool CSubprocess::PSExtract(CSubprocess::PInfoArray &arPinfo)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
583 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
584 bool rc=false;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
585 arPinfo.clear();
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
586 // If Windows NT:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
587 switch(GetPlatform()) {
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parents:
diff changeset
588 case VER_PLATFORM_WIN32_NT:
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jlarmour
parents:
diff changeset
589 if(hInstLib1) {
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parents:
diff changeset
590
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parents:
diff changeset
591 // Get procedure addresses.
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diff changeset
592 static BOOL (WINAPI *lpfEnumProcesses)( DWORD *, DWORD cb, DWORD * ) = (BOOL(WINAPI *)(DWORD *,DWORD,DWORD*))GetProcAddress( hInstLib1, "EnumProcesses" ) ;
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parents:
diff changeset
593 if( lpfEnumProcesses) {
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parents:
diff changeset
594
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jlarmour
parents:
diff changeset
595 if(hInstLib2) {
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parents:
diff changeset
596
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diff changeset
597 static DWORD (WINAPI *lpfNtQueryInformationProcess)( HANDLE, int, void *, DWORD, LPDWORD ) =
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598 (DWORD(WINAPI *)(HANDLE, int, void *, DWORD, LPDWORD)) GetProcAddress( hInstLib2,"NtQueryInformationProcess" ) ;
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diff changeset
599
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parents:
diff changeset
600 if(lpfNtQueryInformationProcess){
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parents:
diff changeset
601 DWORD dwMaxPids=256;
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diff changeset
602 DWORD dwPidSize;
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diff changeset
603 DWORD *arPids = NULL ;
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diff changeset
604 do {
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parents:
diff changeset
605 delete [] arPids;
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diff changeset
606 arPids=new DWORD[dwMaxPids];
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diff changeset
607 } while(lpfEnumProcesses(arPids, dwMaxPids, &dwPidSize) && dwPidSize/sizeof(DWORD)==dwMaxPids) ;
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parents:
diff changeset
608
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diff changeset
609 if(dwPidSize/sizeof(DWORD)<dwMaxPids){
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diff changeset
610 rc=true;
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611 for( DWORD dwIndex = 0 ; (signed)dwIndex < dwPidSize/sizeof(DWORD); dwIndex++ ) {
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parents:
diff changeset
612 // Regardless of OpenProcess success or failure, we
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parents:
diff changeset
613 // still call the enum func with the ProcID.
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614 DWORD pid=arPids[dwIndex];
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615 HANDLE hProcess=::OpenProcess( PROCESS_QUERY_INFORMATION, FALSE, pid );
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616 if (hProcess ) {
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diff changeset
617 struct {
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618 DWORD ExitStatus; // receives process termination status
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619 DWORD PebBaseAddress; // receives process environment block address
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620 DWORD AffinityMask; // receives process affinity mask
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621 DWORD BasePriority; // receives process priority class
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622 ULONG UniqueProcessId; // receives process identifier
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623 ULONG InheritedFromUniqueProcessId; // receives parent process identifier
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624 } pbi;
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diff changeset
625 memset( &pbi, 0, sizeof(pbi));
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diff changeset
626 DWORD retLen;
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diff changeset
627 __int64 ftCreation,ftExit,ftKernel,ftUser;
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diff changeset
628 if(lpfNtQueryInformationProcess(hProcess, 0 /*ProcessBasicInformation*/, &pbi, sizeof(pbi), &retLen)>=0 &&
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629 TRUE==::GetProcessTimes (hProcess,(FILETIME *)&ftCreation,(FILETIME *)&ftExit,(FILETIME *)&ftKernel,(FILETIME *)&ftUser)){
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630 // The second test is important. It excludes orphaned processes who appear to have been adopted by virtue of a new
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parents:
diff changeset
631 // process having been created with the same ID as their original parent.
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diff changeset
632 PInfo p;
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633 p.PID=pid;
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634 p.PPID=pbi.InheritedFromUniqueProcessId;
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diff changeset
635 p.tCreation=ftCreation;
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diff changeset
636 p.tCpu=Time((ftKernel+ftUser)/10000);
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diff changeset
637 arPinfo.push_back(p);
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parents:
diff changeset
638 }
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diff changeset
639
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parents:
diff changeset
640 CloseHandle(hProcess);
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parents:
diff changeset
641
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parents:
diff changeset
642 }
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parents:
diff changeset
643 }
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parents:
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644 }
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645 delete [] arPids;
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parents:
diff changeset
646 }
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parents:
diff changeset
647 }
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parents:
diff changeset
648 }
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parents:
diff changeset
649 }
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650 break;
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651 case VER_PLATFORM_WIN32_WINDOWS:
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diff changeset
652
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diff changeset
653 if( hInstLib1) {
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parents:
diff changeset
654
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diff changeset
655 static HANDLE (WINAPI *lpfCreateToolhelp32Snapshot)(DWORD,DWORD)=
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656 (HANDLE(WINAPI *)(DWORD,DWORD))GetProcAddress( hInstLib1,"CreateToolhelp32Snapshot" ) ;
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657 static BOOL (WINAPI *lpfProcess32First)(HANDLE,LPPROCESSENTRY32)=
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658 (BOOL(WINAPI *)(HANDLE,LPPROCESSENTRY32))GetProcAddress( hInstLib1, "Process32First" ) ;
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659 static BOOL (WINAPI *lpfProcess32Next)(HANDLE,LPPROCESSENTRY32)=
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660 (BOOL(WINAPI *)(HANDLE,LPPROCESSENTRY32))GetProcAddress( hInstLib1, "Process32Next" ) ;
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661 if( lpfProcess32Next && lpfProcess32First && lpfCreateToolhelp32Snapshot) {
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parents:
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662
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jlarmour
parents:
diff changeset
663 // Get a handle to a Toolhelp snapshot of the systems
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jlarmour
parents:
diff changeset
664 // processes.
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665 HANDLE hSnapShot = lpfCreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0) ;
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diff changeset
666 if(INVALID_HANDLE_VALUE != hSnapShot) {
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jlarmour
parents:
diff changeset
667 // Get the first process' information.
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diff changeset
668 PROCESSENTRY32 procentry;
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669 procentry.dwSize = sizeof(PROCESSENTRY32) ;
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diff changeset
670 if(lpfProcess32First( hSnapShot, &procentry )){
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671 rc=true;
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diff changeset
672 do {
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673 PInfo p;
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674 p.PID=procentry.th32ProcessID;
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diff changeset
675 p.PPID=procentry.th32ParentProcessID;
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676 arPinfo.push_back(p);
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diff changeset
677 } while(lpfProcess32Next( hSnapShot, &procentry ));
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jlarmour
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diff changeset
678 }
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679 CloseHandle(hSnapShot);
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diff changeset
680 }
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parents:
diff changeset
681 }
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parents:
diff changeset
682 }
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683 break;
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684 default:
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685 break;
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686 }
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parents:
diff changeset
687
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jlarmour
parents:
diff changeset
688 SetParents(arPinfo);
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jlarmour
parents:
diff changeset
689
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jlarmour
parents:
diff changeset
690 if(!rc){
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diff changeset
691 ERROR(_T("Couldn't get process information!\n"));
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parents:
diff changeset
692 }
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693 return rc;
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694 }
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jlarmour
parents:
diff changeset
695
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jlarmour
parents:
diff changeset
696 #else // UNIX
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jlarmour
parents:
diff changeset
697
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jlarmour
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diff changeset
698 bool CSubprocess::PSExtract(CSubprocess::PInfoArray &arPinfo)
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jlarmour
parents:
diff changeset
699 {
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diff changeset
700 arPinfo.clear();
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jlarmour
parents:
diff changeset
701 int i;
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jlarmour
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diff changeset
702 FILE *f=popen("ps -l",_T("r") MODE_TEXT);
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jlarmour
parents:
diff changeset
703 if(f){
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jlarmour
parents:
diff changeset
704 char buf[100];
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jlarmour
parents:
diff changeset
705 while(fgets(buf,sizeof(buf)-1,f)){
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jlarmour
parents:
diff changeset
706 TCHAR discard[100];
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jlarmour
parents:
diff changeset
707 PInfo p;
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jlarmour
parents:
diff changeset
708 // Output is in the form
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jlarmour
parents:
diff changeset
709 // F S UID PID PPID C PRI NI ADDR SZ WCHAN TTY TIME CMD
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jlarmour
parents:
diff changeset
710 //100 S 490 877 876 0 70 0 - 368 wait4 pts/0 00:00:00 bash
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jlarmour
parents:
diff changeset
711 int F,UID,C,PRI,NI,SZ,HH,MM,SS;
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diff changeset
712 bool rc=(15==_stscanf(buf,_T("%d %s %d %d %d %d %d %d %s %d %s %s %d:%d:%d"),&F,discard,&UID,&p.PID,&p.PPID,&C,&PRI,&NI,discard,&SZ,discard,discard,&HH,&MM,&SS));
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jlarmour
parents:
diff changeset
713 if(rc){
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jlarmour
parents:
diff changeset
714 p.tCpu=1000*(SS+60*(60*HH+MM));
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jlarmour
parents:
diff changeset
715 arPinfo.push_back(p);
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jlarmour
parents:
diff changeset
716 }
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jlarmour
parents:
diff changeset
717 }
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jlarmour
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diff changeset
718 pclose(f);
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jlarmour
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diff changeset
719 for(i=0;i<(signed)arPinfo.size();i++){
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jlarmour
parents:
diff changeset
720 int pid=arPinfo[i].PPID;
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jlarmour
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diff changeset
721 arPinfo[i].pParent=0;
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jlarmour
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diff changeset
722 for(int j=0;j<(signed)arPinfo.size();j++){
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jlarmour
parents:
diff changeset
723 if(i!=j && arPinfo[j].PID==pid){
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jlarmour
parents:
diff changeset
724 arPinfo[i].pParent=&arPinfo[j];
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jlarmour
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diff changeset
725 break;
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jlarmour
parents:
diff changeset
726 }
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diff changeset
727 }
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diff changeset
728 }
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diff changeset
729 } else {
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jlarmour
parents:
diff changeset
730 ERROR(_T("Failed to run ps -l\n"));
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
731 }
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jlarmour
parents:
diff changeset
732 return true; //FIXME
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
733 }
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jlarmour
parents:
diff changeset
734
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jlarmour
parents:
diff changeset
735 #endif
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jlarmour
parents:
diff changeset
736
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jlarmour
parents:
diff changeset
737 void CSubprocess::SetParents(CSubprocess::PInfoArray &arPinfo)
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jlarmour
parents:
diff changeset
738 {
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jlarmour
parents:
diff changeset
739 int i;
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jlarmour
parents:
diff changeset
740 for(i=0;i<(signed)arPinfo.size();i++){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
741 PInfo &p=arPinfo[i];
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jlarmour
parents:
diff changeset
742 p.pParent=0;
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jlarmour
parents:
diff changeset
743 for(int j=0;j<(signed)arPinfo.size();j++){
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jlarmour
parents:
diff changeset
744 if(arPinfo[j].PID==p.PPID
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jlarmour
parents:
diff changeset
745 #ifdef _WIN32
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
746 && arPinfo[j].tCreation<p.tCreation
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jlarmour
parents:
diff changeset
747 #endif
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jlarmour
parents:
diff changeset
748 )
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jlarmour
parents:
diff changeset
749 {
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jlarmour
parents:
diff changeset
750 arPinfo[i].pParent=&arPinfo[j];
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jlarmour
parents:
diff changeset
751 break;
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jlarmour
parents:
diff changeset
752 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
753 }
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jlarmour
parents:
diff changeset
754 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
755
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
756 // Check for circularity
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jlarmour
parents:
diff changeset
757 bool bCircularity=false;
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jlarmour
parents:
diff changeset
758 for(i=0;i<(signed)arPinfo.size();i++){
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jlarmour
parents:
diff changeset
759 PInfo *p=&arPinfo[i];
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jlarmour
parents:
diff changeset
760 for(int j=0;j<(signed)arPinfo.size() && p;j++){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
761 p=p->pParent;
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jlarmour
parents:
diff changeset
762 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
763 // If all is well, p should be NULL here. Otherwise we have a loop.
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
764 if(p){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
765 // Make sure it can't foul things up:
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
766 arPinfo[i].pParent=0;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
767 bCircularity=true;
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jlarmour
parents:
diff changeset
768 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
769 }
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jlarmour
parents:
diff changeset
770
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
771 if(bCircularity){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
772 ERROR(_T("!!! Circularly linked process list at index %d\n"),i);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
773 for(int k=0;k<(signed)arPinfo.size();k++){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
774 const PInfo &p=arPinfo[k];
84
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST
jlarmour
parents: 82
diff changeset
775 ERROR(_T("%d: %s ppid=%4d\n"),k,(LPCTSTR)Name(p.PID),p.PPID);
82
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
776 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
777 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
778 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
779
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
780 bool CSubprocess::PInfo::IsChildOf(int pid) const
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jlarmour
parents:
diff changeset
781 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
782 for(PInfo *p=pParent;p && p!=this;p=p->pParent) { // guard against circular linkage
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
783 if(p->PID==pid){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
784 return true;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
785 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
786 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
787 return false;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
788 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
789
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
790 const String CSubprocess::Name(int pid)
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jlarmour
parents:
diff changeset
791 {
84
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jlarmour
parents: 82
diff changeset
792 String str(String::SFormat(_T("id=%d"),pid));
82
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
793 #ifdef _DEBUG
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
794 #ifdef _WIN32
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
795 if(VER_PLATFORM_WIN32_NT==GetPlatform() && hInstLib1){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
796 static BOOL (WINAPI *lpfEnumProcessModules)( HANDLE, HMODULE *, DWORD, LPDWORD ) =
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
797 (BOOL(WINAPI *)(HANDLE, HMODULE *, DWORD, LPDWORD)) GetProcAddress( hInstLib1,"EnumProcessModules" ) ;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
798 static DWORD (WINAPI *lpfGetModuleFileNameEx)( HANDLE, HMODULE, LPTSTR, DWORD )=
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
799 (DWORD (WINAPI *)(HANDLE, HMODULE,LPTSTR, DWORD )) GetProcAddress( hInstLib1,"GetModuleFileNameExA" ) ;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
800 if( lpfEnumProcessModules && lpfGetModuleFileNameEx ) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
801 HANDLE hProcess=::OpenProcess(PROCESS_ALL_ACCESS,false,pid);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
802 if(hProcess) {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
803 HMODULE hMod;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
804 DWORD dwSize;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
805 if(lpfEnumProcessModules( hProcess, &hMod, sizeof(HMODULE), &dwSize ) ){
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
806 // Get Full pathname:
84
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST
jlarmour
parents: 82
diff changeset
807 TCHAR buf[1+MAX_PATH];
82
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
808 lpfGetModuleFileNameEx( hProcess, hMod, buf, MAX_PATH);
84
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST
jlarmour
parents: 82
diff changeset
809 str+=_TCHAR(' ');
489eb5632bc3 Merge from eCos master repository on 2000-04-28-18:44:39-BST
jlarmour
parents: 82
diff changeset
810 str+=buf;
82
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
811 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
812 CloseHandle(hProcess);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
813 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
814 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
815 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
816 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
817 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
818 return str;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
819 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
820
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
821 #ifdef _WIN32
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
822 DWORD CSubprocess::GetPlatform()
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
823 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
824 OSVERSIONINFO osver;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
825 osver.dwOSVersionInfoSize = sizeof( osver ) ;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
826 return GetVersionEx( &osver ) ? osver.dwPlatformId : (DWORD)-1;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
827 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
828 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
829
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
830 bool CSubprocess::ProcessAlive()
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
831 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
832 return !m_bThreadTerminated;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
833 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
834
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
835 void CSubprocess::CloseInput()
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
836 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
837 #ifdef _WIN32
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
838 CloseHandle(m_hwPipe);m_hwPipe=INVALID_HANDLE_VALUE;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
839 #else
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
840 close(m_tty);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
841 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
842 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
843
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
844 bool CSubprocess::Wait(Duration dTimeout)
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
845 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
846 return CeCosThreadUtils::WaitFor(m_bThreadTerminated,dTimeout);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
847 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
848
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
849 const String CSubprocess::ErrorString() const
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
850 {
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
851 #ifdef _WIN32
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
852 TCHAR *pszMsg;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
853 FormatMessage(
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
854 FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
855 NULL,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
856 m_nErr,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
857 MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
858 (LPTSTR)&pszMsg,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
859 0,
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
860 NULL
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
861 );
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
862 return pszMsg;
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
863 #else
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
864 return strerror(errno);
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
865 #endif
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
866 }
6736c52df507 Merge from eCos master repository on 2000-04-14-13:35:46-BST
jlarmour
parents:
diff changeset
867