summaryrefslogtreecommitdiffstats
path: root/Source/CTest/cmCTestHandlerCommand.cxx
blob: 3f9ce4e4b8650c0642ea4f800c5c0663dcea7b12 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
   file Copyright.txt or https://cmake.org/licensing for details.  */
#include "cmCTestHandlerCommand.h"

#include "cmCTest.h"
#include "cmCTestGenericHandler.h"
#include "cmExecutionStatus.h"
#include "cmMakefile.h"
#include "cmMessageType.h"
#include "cmStringAlgorithms.h"
#include "cmSystemTools.h"
#include "cmWorkingDirectory.h"
#include "cm_static_string_view.hxx"

#include <algorithm>
#include <cstdlib>
#include <cstring>
#include <sstream>

namespace {
// class to save and restore the error state for ctest_* commands
// if a ctest_* command has a CAPTURE_CMAKE_ERROR then put the error
// state into there and restore the system wide error to what
// it was before the command ran
class SaveRestoreErrorState
{
public:
  SaveRestoreErrorState()
  {
    this->InitialErrorState = cmSystemTools::GetErrorOccuredFlag();
    cmSystemTools::ResetErrorOccuredFlag(); // rest the error state
    this->CaptureCMakeErrorValue = false;
  }
  // if the function has a CAPTURE_CMAKE_ERROR then we should restore
  // the error state to what it was before the function was run
  // if not then let the error state be what it is
  void CaptureCMakeError() { this->CaptureCMakeErrorValue = true; }
  ~SaveRestoreErrorState()
  {
    // if we are not saving the return value then make sure
    // if it was in error it goes back to being in error
    // otherwise leave it be what it is
    if (!this->CaptureCMakeErrorValue) {
      if (this->InitialErrorState) {
        cmSystemTools::SetErrorOccured();
      }
      return;
    }
    // if we have saved the error in a return variable
    // then put things back exactly like they were
    bool currentState = cmSystemTools::GetErrorOccuredFlag();
    // if the state changed during this command we need
    // to handle it, if not then nothing needs to be done
    if (currentState != this->InitialErrorState) {
      // restore the initial error state
      if (this->InitialErrorState) {
        cmSystemTools::SetErrorOccured();
      } else {
        cmSystemTools::ResetErrorOccuredFlag();
      }
    }
  }
  SaveRestoreErrorState(const SaveRestoreErrorState&) = delete;
  SaveRestoreErrorState& operator=(const SaveRestoreErrorState&) = delete;

private:
  bool InitialErrorState;
  bool CaptureCMakeErrorValue;
};
}

bool cmCTestHandlerCommand::InitialPass(std::vector<std::string> const& args,
                                        cmExecutionStatus& status)
{
  // save error state and restore it if needed
  SaveRestoreErrorState errorState;
  // Allocate space for argument values.
  this->BindArguments();

  // Process input arguments.
  std::vector<std::string> unparsedArguments;
  std::vector<std::string> keywordsMissingValue;
  std::vector<std::string> parsedKeywords;
  this->Parse(args, &unparsedArguments, &keywordsMissingValue,
              &parsedKeywords);
  this->CheckArguments(keywordsMissingValue);

  std::sort(parsedKeywords.begin(), parsedKeywords.end());
  auto it = std::adjacent_find(parsedKeywords.begin(), parsedKeywords.end());
  if (it != parsedKeywords.end()) {
    this->Makefile->IssueMessage(
      MessageType::FATAL_ERROR,
      cmStrCat("Called with more than one value for ", *it));
  }

  bool const foundBadArgument = !unparsedArguments.empty();
  if (foundBadArgument) {
    this->SetError(cmStrCat("called with unknown argument \"",
                            unparsedArguments.front(), "\"."));
  }
  bool const captureCMakeError = !this->CaptureCMakeError.empty();
  // now that arguments are parsed check to see if there is a
  // CAPTURE_CMAKE_ERROR specified let the errorState object know.
  if (captureCMakeError) {
    errorState.CaptureCMakeError();
  }
  // if we found a bad argument then exit before running command
  if (foundBadArgument) {
    // store the cmake error
    if (captureCMakeError) {
      this->Makefile->AddDefinition(this->CaptureCMakeError, "-1");
      std::string const err = this->GetName() + " " + status.GetError();
      if (!cmSystemTools::FindLastString(err.c_str(), "unknown error.")) {
        cmCTestLog(this->CTest, ERROR_MESSAGE, err << " error from command\n");
      }
      // return success because failure is recorded in CAPTURE_CMAKE_ERROR
      return true;
    }
    // return failure because of bad argument
    return false;
  }

  // Set the config type of this ctest to the current value of the
  // CTEST_CONFIGURATION_TYPE script variable if it is defined.
  // The current script value trumps the -C argument on the command
  // line.
  const char* ctestConfigType =
    this->Makefile->GetDefinition("CTEST_CONFIGURATION_TYPE");
  if (ctestConfigType) {
    this->CTest->SetConfigType(ctestConfigType);
  }

  if (!this->Build.empty()) {
    this->CTest->SetCTestConfiguration(
      "BuildDirectory", cmSystemTools::CollapseFullPath(this->Build).c_str(),
      this->Quiet);
  } else {
    std::string const& bdir =
      this->Makefile->GetSafeDefinition("CTEST_BINARY_DIRECTORY");
    if (!bdir.empty()) {
      this->CTest->SetCTestConfiguration(
        "BuildDirectory", cmSystemTools::CollapseFullPath(bdir).c_str(),
        this->Quiet);
    } else {
      cmCTestLog(this->CTest, ERROR_MESSAGE,
                 "CTEST_BINARY_DIRECTORY not set" << std::endl;);
    }
  }
  if (!this->Source.empty()) {
    cmCTestLog(this->CTest, DEBUG,
               "Set source directory to: " << this->Source << std::endl);
    this->CTest->SetCTestConfiguration(
      "SourceDirectory", cmSystemTools::CollapseFullPath(this->Source).c_str(),
      this->Quiet);
  } else {
    this->CTest->SetCTestConfiguration(
      "SourceDirectory",
      cmSystemTools::CollapseFullPath(
        this->Makefile->GetSafeDefinition("CTEST_SOURCE_DIRECTORY"))
        .c_str(),
      this->Quiet);
  }

  if (const char* changeId =
        this->Makefile->GetDefinition("CTEST_CHANGE_ID")) {
    this->CTest->SetCTestConfiguration("ChangeId", changeId, this->Quiet);
  }

  cmCTestLog(this->CTest, DEBUG, "Initialize handler" << std::endl;);
  cmCTestGenericHandler* handler = this->InitializeHandler();
  if (!handler) {
    cmCTestLog(this->CTest, ERROR_MESSAGE,
               "Cannot instantiate test handler " << this->GetName()
                                                  << std::endl);
    if (captureCMakeError) {
      this->Makefile->AddDefinition(this->CaptureCMakeError, "-1");
      std::string const& err = status.GetError();
      if (!cmSystemTools::FindLastString(err.c_str(), "unknown error.")) {
        cmCTestLog(this->CTest, ERROR_MESSAGE, err << " error from command\n");
      }
      return true;
    }
    return false;
  }

  handler->SetAppendXML(this->Append);

  handler->PopulateCustomVectors(this->Makefile);
  if (!this->SubmitIndex.empty()) {
    handler->SetSubmitIndex(atoi(this->SubmitIndex.c_str()));
  }
  cmWorkingDirectory workdir(
    this->CTest->GetCTestConfiguration("BuildDirectory"));
  if (workdir.Failed()) {
    this->SetError("failed to change directory to " +
                   this->CTest->GetCTestConfiguration("BuildDirectory") +
                   " : " + std::strerror(workdir.GetLastResult()));
    if (captureCMakeError) {
      this->Makefile->AddDefinition(this->CaptureCMakeError, "-1");
      cmCTestLog(this->CTest, ERROR_MESSAGE,
                 this->GetName() << " " << status.GetError() << "\n");
      // return success because failure is recorded in CAPTURE_CMAKE_ERROR
      return true;
    }
    return false;
  }

  int res = handler->ProcessHandler();
  if (!this->ReturnValue.empty()) {
    this->Makefile->AddDefinition(this->ReturnValue, std::to_string(res));
  }
  this->ProcessAdditionalValues(handler);
  // log the error message if there was an error
  if (captureCMakeError) {
    const char* returnString = "0";
    if (cmSystemTools::GetErrorOccuredFlag()) {
      returnString = "-1";
      std::string const& err = status.GetError();
      // print out the error if it is not "unknown error" which means
      // there was no message
      if (!cmSystemTools::FindLastString(err.c_str(), "unknown error.")) {
        cmCTestLog(this->CTest, ERROR_MESSAGE, err);
      }
    }
    // store the captured cmake error state 0 or -1
    this->Makefile->AddDefinition(this->CaptureCMakeError, returnString);
  }
  return true;
}

void cmCTestHandlerCommand::ProcessAdditionalValues(cmCTestGenericHandler*)
{
}

void cmCTestHandlerCommand::BindArguments()
{
  this->Bind("APPEND"_s, this->Append);
  this->Bind("QUIET"_s, this->Quiet);
  this->Bind("RETURN_VALUE"_s, this->ReturnValue);
  this->Bind("CAPTURE_CMAKE_ERROR"_s, this->CaptureCMakeError);
  this->Bind("SOURCE"_s, this->Source);
  this->Bind("BUILD"_s, this->Build);
  this->Bind("SUBMIT_INDEX"_s, this->SubmitIndex);
}

void cmCTestHandlerCommand::CheckArguments(std::vector<std::string> const&)
{
}