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Clang: Save compilation database to the build directory

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For example CMake puts compile_commands.json into the build
directory and it makes sense because it uses some target-specific
command line options.

Change-Id: I92a5b391f35e3f75bbcf41b8efff448f197895bb
Reviewed-by: Marco Bubke <marco.bubke@qt.io>
Reviewed-by: Alessandro Portale <alessandro.portale@qt.io>
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>
This commit is contained in:
Ivan Donchevskii
2019-03-13 14:31:50 +01:00
parent a0072afd49
commit d2154e6c40
3 changed files with 14 additions and 11 deletions
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9
src/plugins/clangcodemodel/clangcodemodelplugin.cpp
View File

@@ -68,13 +68,12 @@ void ClangCodeModelPlugin::generateCompilationDB() {
using namespace CppTools;
ProjectExplorer::Project *project = ProjectExplorer::SessionManager::startupProject();
if (!project)
if (!project || !project->activeTarget())
return;
m_generatorWatcher.setFuture(QtConcurrent::run(
&Utils::generateCompilationDB,
project->projectDirectory(),
CppModelManager::instance()->projectInfo(project)));
m_generatorWatcher.setFuture(
QtConcurrent::run(&Utils::generateCompilationDB,
CppModelManager::instance()->projectInfo(project)));
}
static bool isDBGenerationEnabled(ProjectExplorer::Project *project)

14
src/plugins/clangcodemodel/clangutils.cpp
View File

@@ -313,9 +313,9 @@ static ::Utils::FileName compilerPath(const CppTools::ProjectPart &projectPart)
return toolchain->compilerCommand();
}
static ::Utils::FileName buildDirectory(const CppTools::ProjectPart &projectPart)
static ::Utils::FileName buildDirectory(const ProjectExplorer::Project &project)
{
ProjectExplorer::Target *target = projectPart.project->activeTarget();
ProjectExplorer::Target *target = project.activeTarget();
if (!target)
return ::Utils::FileName();
@@ -386,17 +386,21 @@ static QJsonObject createFileObject(const ::Utils::FileName &buildDir,
return fileObject;
}
void generateCompilationDB(::Utils::FileName projectDir, CppTools::ProjectInfo projectInfo)
void generateCompilationDB(CppTools::ProjectInfo projectInfo)
{
QFile compileCommandsFile(projectDir.toString() + "/compile_commands.json");
const ::Utils::FileName buildDir = buildDirectory(*projectInfo.project());
QTC_ASSERT(!buildDir.isEmpty(), return;);
QDir dir(buildDir.toString());
if (!dir.exists())
dir.mkpath(dir.path());
QFile compileCommandsFile(buildDir.toString() + "/compile_commands.json");
const bool fileOpened = compileCommandsFile.open(QIODevice::WriteOnly | QIODevice::Truncate);
if (!fileOpened)
return;
compileCommandsFile.write("[");
for (ProjectPart::Ptr projectPart : projectInfo.projectParts()) {
const ::Utils::FileName buildDir = buildDirectory(*projectPart);
const QStringList args = projectPartArguments(*projectPart);
for (const ProjectFile &projFile : projectPart->files) {
const QJsonObject json = createFileObject(buildDir, args, *projectPart, projFile);

2
src/plugins/clangcodemodel/clangutils.h
View File

@@ -70,7 +70,7 @@ QString diagnosticCategoryPrefixRemoved(const QString &text);
::Utils::CodeModelIcon::Type iconTypeForToken(const ClangBackEnd::TokenInfoContainer &token);
void generateCompilationDB(::Utils::FileName projectDir, CppTools::ProjectInfo projectInfo);
void generateCompilationDB(CppTools::ProjectInfo projectInfo);
class DiagnosticTextInfo
{