Run the analyzer within the build environment.

This is especially important for clang-cl, which requires the environment
set by e.g. vcvars32.bat [1].

[1] http://clang.llvm.org/docs/UsersManual.html#clang-cl

Change-Id: If319bb94752bbef9207581c50173dde99af007bc
Reviewed-by: Christian Kandeler <christian.kandeler@theqtcompany.com>

plugins/clangstaticanalyzer/clangstaticanalyzerruncontrol.cpp

@@ -209,6 +209,13 @@ AnalyzeUnits ClangStaticAnalyzerRunControl::unitsToAnalyze()
                                           m_wordWidth);
 }
 
+static QDebug operator<<(QDebug debug, const Utils::Environment &environment)
+{
+    foreach (const QString &entry, environment.toStringList())
+        debug << "\n  " << entry;
+    return debug;
+}
+
 bool ClangStaticAnalyzerRunControl::startEngine()
 {
     emit starting(this);
@@ -271,6 +278,7 @@ bool ClangStaticAnalyzerRunControl::startEngine()
     m_progress.reportStarted();
 
     // Start process(es)
+    qCDebug(LOG) << "Environment:" << startParameters().environment;
     m_runners.clear();
     const int parallelRuns = ClangStaticAnalyzerSettings::instance()->simultaneousProcesses();
     QTC_ASSERT(parallelRuns >= 1, emit finished(); return false);
@@ -335,7 +343,10 @@ ClangStaticAnalyzerRunner *ClangStaticAnalyzerRunControl::createRunner()
     QTC_ASSERT(!m_clangLogFileDir.isEmpty(), return 0);
 
     ClangStaticAnalyzerRunner *runner
-            = new ClangStaticAnalyzerRunner(m_clangExecutable, m_clangLogFileDir, this);
+            = new ClangStaticAnalyzerRunner(m_clangExecutable,
+                                            m_clangLogFileDir,
+                                            startParameters().environment,
+                                            this);
     connect(runner, &ClangStaticAnalyzerRunner::finishedWithSuccess,
             this, &ClangStaticAnalyzerRunControl::onRunnerFinishedWithSuccess);
     connect(runner, &ClangStaticAnalyzerRunner::finishedWithFailure,

plugins/clangstaticanalyzer/clangstaticanalyzerruncontrolfactory.cpp

@@ -25,6 +25,7 @@
 #include <cpptools/cppmodelmanager.h>
 #include <cpptools/cppprojects.h>
 
+#include <projectexplorer/buildconfiguration.h>
 #include <projectexplorer/gcctoolchain.h>
 #include <projectexplorer/kit.h>
 #include <projectexplorer/kitinformation.h>
@@ -99,6 +100,10 @@ RunControl *ClangStaticAnalyzerRunControlFactory::create(RunConfiguration *runCo
     AnalyzerStartParameters sp;
     sp.runMode = runMode;
     sp.startMode = StartLocal;
+    BuildConfiguration * const buildConfiguration = target->activeBuildConfiguration();
+    QTC_ASSERT(buildConfiguration, return 0);
+    sp.environment = buildConfiguration->environment();
+
     return AnalyzerManager::createRunControl(sp, runConfiguration);
 }
 

plugins/clangstaticanalyzer/clangstaticanalyzerrunner.cpp

@@ -64,6 +64,7 @@ QString finishedWithBadExitCode(int exitCode)
 
 ClangStaticAnalyzerRunner::ClangStaticAnalyzerRunner(const QString &clangExecutable,
                                                      const QString &clangLogFileDir,
+                                                     const Utils::Environment &environment,
                                                      QObject *parent)
     : QObject(parent)
     , m_clangExecutable(clangExecutable)
@@ -73,6 +74,7 @@ ClangStaticAnalyzerRunner::ClangStaticAnalyzerRunner(const QString &clangExecuta
     QTC_CHECK(!m_clangLogFileDir.isEmpty());
 
     m_process.setProcessChannelMode(QProcess::MergedChannels);
+    m_process.setProcessEnvironment(environment.toProcessEnvironment());
     m_process.setWorkingDirectory(m_clangLogFileDir); // Current clang-cl puts log file into working dir.
     connect(&m_process, &QProcess::started,
             this, &ClangStaticAnalyzerRunner::onProcessStarted);

plugins/clangstaticanalyzer/clangstaticanalyzerrunner.h

@@ -37,6 +37,7 @@ class ClangStaticAnalyzerRunner : public QObject
 public:
     ClangStaticAnalyzerRunner(const QString &clangExecutable,
                               const QString &clangLogFileDir,
+                              const Utils::Environment &environment,
                               QObject *parent = 0);
     ~ClangStaticAnalyzerRunner();
 

plugins/clangstaticanalyzer/tests/clangstaticanalyzerrunner/tst_clangstaticanalyzerrunner.cpp

@@ -141,7 +141,8 @@ void ClangStaticAnalyzerRunnerTest::runWithTestCodeGeneratedOneIssue()
 
     QTemporaryDir temporaryDir(QDir::tempPath() + QLatin1String("/qtc-clangstaticanalyzer-XXXXXX"));
     QVERIFY(temporaryDir.isValid());
-    ClangStaticAnalyzerRunner runner(QLatin1String("clang"), temporaryDir.path());
+    ClangStaticAnalyzerRunner runner(QLatin1String("clang"), temporaryDir.path(),
+                                     Utils::Environment::systemEnvironment());
 
     ClangStaticAnalyzerRunnerSignalTester st(&runner);
     QVERIFY(runner.run(testFilePath));
@@ -153,7 +154,8 @@ void ClangStaticAnalyzerRunnerTest::runWithNonExistentFileToAnalyze()
 {
     QTemporaryDir temporaryDir(QDir::tempPath() + QLatin1String("/qtc-clangstaticanalyzer-XXXXXX"));
     QVERIFY(temporaryDir.isValid());
-    ClangStaticAnalyzerRunner runner(QLatin1String("clang"), temporaryDir.path());
+    ClangStaticAnalyzerRunner runner(QLatin1String("clang"), temporaryDir.path(),
+                                     Utils::Environment::systemEnvironment());
 
     ClangStaticAnalyzerRunnerSignalTester st(&runner);
     QVERIFY(runner.run(QLatin1String("not.existing.file.111")));