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#include "CompileCommandsGenerator.h"
#include "CompileCommandsJSON.h"
#include "CompileFlagsTxt.h"
#include "JSON.h"
#include "clFileSystemWorkspace.hpp"
#include "clFilesCollector.h"
#include "cl_config.h"
#include "clcommandlineparser.h"
#include "compiler_command_line_parser.h"
#include "environmentconfig.h"
#include "event_notifier.h"
#include "file_logger.h"
#include "fileutils.h"
#include "globals.h"
#include "imanager.h"
#include "processreaderthread.h"
#include "workspace.h"
#include "wxmd5.h"
#include <macros.h>
#include <thread>
wxDEFINE_EVENT(wxEVT_COMPILE_COMMANDS_JSON_GENERATED, clCommandEvent);
CompileCommandsGenerator::CompileCommandsGenerator()
{
Bind(wxEVT_ASYNC_PROCESS_TERMINATED, &CompileCommandsGenerator::OnProcessTeraminated, this);
Bind(wxEVT_ASYNC_PROCESS_OUTPUT, &CompileCommandsGenerator::OnProcessOutput, this);
}
CompileCommandsGenerator::~CompileCommandsGenerator()
{
// If the child process is still running, detach from it. i.e. OnProcessTeraminated() event is not called
Unbind(wxEVT_ASYNC_PROCESS_TERMINATED, &CompileCommandsGenerator::OnProcessTeraminated, this);
Unbind(wxEVT_ASYNC_PROCESS_OUTPUT, &CompileCommandsGenerator::OnProcessOutput, this);
if(m_process) {
m_process->Detach();
}
wxDELETE(m_process);
}
typedef wxString CheckSum_t;
static CheckSum_t ComputeFileCheckSum(const wxFileName& fn) { return wxMD5::GetDigest(fn); }
void CompileCommandsGenerator::OnProcessOutput(clProcessEvent& event) { m_capturedOutput << event.GetOutput(); }
void CompileCommandsGenerator::OnProcessTeraminated(clProcessEvent& event)
{
// dont call event.Skip() so we will delete the m_process ourself
wxDELETE(m_process);
clGetManager()->SetStatusMessage(_("Ready"));
wxArrayString generated_paths = ::wxStringTokenize(m_capturedOutput, "\n\r", wxTOKEN_STRTOK);
m_capturedOutput.clear();
static std::unordered_map<wxString, CheckSum_t> m_checksumCache;
bool generateCompileCommands = true;
generateCompileCommands = clConfig::Get().Read(wxString("GenerateCompileCommands"), generateCompileCommands);
// Process the compile_flags.txt files starting from the "compile_commands.json" root folder
// Notify about completion
std::thread thr(
[=](const wxArrayString& paths) {
clDEBUG() << "Checking paths for changes:" << paths << endl;
bool event_is_needed = false;
for(const wxString& path : paths) {
// Calculate the new file checksum
CheckSum_t ck = ComputeFileCheckSum(path);
CheckSum_t oldCk;
clDEBUG() << "New checksum is: [" << ck << "]" << endl;
if(m_checksumCache.count(path)) {
oldCk = m_checksumCache.find(path)->second;
} else {
clDEBUG() << "File:" << path << "is not found in the cache";
}
clDEBUG() << "Old checksum is: [" << oldCk << "]";
bool file_exists = wxFileName::FileExists(path);
clDEBUG() << "File:" << path << "exists:" << file_exists << endl;
if(ck != oldCk || !file_exists) {
event_is_needed = true;
}
// update the checksum in the cache
m_checksumCache.erase(path);
m_checksumCache.insert({ path, ck });
}
if(!event_is_needed) {
clDEBUG() << "No changes detected for paths:" << paths << endl;
// We fire this event with empty content. This ensures that
// a LSP restart will take place
// clCommandEvent eventCompileCommandsGenerated(wxEVT_COMPILE_COMMANDS_JSON_GENERATED);
// EventNotifier::Get()->QueueEvent(eventCompileCommandsGenerated.Clone());
return;
}
// Notify about it
clCommandEvent eventCompileCommandsGenerated(wxEVT_COMPILE_COMMANDS_JSON_GENERATED);
eventCompileCommandsGenerated.SetStrings(paths);
EventNotifier::Get()->QueueEvent(eventCompileCommandsGenerated.Clone());
},
generated_paths);
thr.detach();
}
void CompileCommandsGenerator::GenerateCompileCommands()
{
// Kill any previous process running
if(m_process) {
m_process->Detach();
}
wxDELETE(m_process);
if(!clCxxWorkspaceST::Get()->IsOpen()) {
return;
}
if(!clCxxWorkspaceST::Get()->GetActiveProject()) {
return;
}
wxFileName codeliteMake(clStandardPaths::Get().GetBinFolder(), "codelite-make");
#ifdef __WXMSW__
codeliteMake.SetExt("exe");
#endif
if(!codeliteMake.FileExists()) {
clWARNING() << "Could not find" << codeliteMake;
return;
}
wxString command;
command << codeliteMake.GetFullPath();
::WrapWithQuotes(command);
wxString workspaceFile = clCxxWorkspaceST::Get()->GetFileName();
::WrapWithQuotes(workspaceFile);
wxString configName =
clCxxWorkspaceST::Get()->GetSelectedConfig() ? clCxxWorkspaceST::Get()->GetSelectedConfig()->GetName() : "";
bool generateCompileCommands = true;
generateCompileCommands = clConfig::Get().Read(wxString("GenerateCompileCommands"), generateCompileCommands);
command << " --workspace=" << workspaceFile;
// if we are required to generate compile_commands.json, pass the --json flags
// not passing it means only compile_flags.txt files are generated
if(generateCompileCommands) {
command << " --json ";
} else {
command << " --compile-flags ";
}
command << " --config=" << configName;
// since we might be activated with a different settings directory
// pass the build_settings.xml to codelite-make
wxFileName xmlFile(clStandardPaths::Get().GetUserDataDir(), "build_settings.xml");
xmlFile.AppendDir("config");
wxString xmlPath = xmlFile.GetFullPath();
::WrapWithQuotes(xmlPath);
command << " --settings=" << xmlPath;
clDEBUG() << "Executing:" << command;
EnvSetter env(clCxxWorkspaceST::Get()->GetActiveProject());
m_process = ::CreateAsyncProcess(this, command, IProcessCreateDefault | IProcessWrapInShell);
m_capturedOutput.clear();
wxString filename = generateCompileCommands ? wxString("compile_commands.json") : wxString("compile_flags.txt");
clGetManager()->SetStatusMessage(wxString() << _("Generating ") << filename, 2);
}
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