void CallGraph::OnShowCallGraph(wxCommandEvent& event)
{
// myLog("wxThread::IsMain(%d)", (int)wxThread::IsMain());
IConfigTool *config_tool = m_mgr->GetConfigTool();
config_tool->ReadObject(wxT("CallGraph"), &confData);
if (!wxFileExists(GetGprofPath()) || !wxFileExists(GetDotPath()))
return MessageBox(_T("Failed to locate required tools (gprof, dot). Please check the plugin settings."), wxICON_ERROR);
Workspace *ws = m_mgr->GetWorkspace();
if (!ws) return MessageBox(_("Unable to get opened workspace."), wxICON_ERROR);
wxFileName ws_cfn = ws->GetWorkspaceFileName();
wxString projectName = ws->GetActiveProjectName();
BuildMatrixPtr mtx = ws->GetBuildMatrix();
if (!mtx) return MessageBox(_("Unable to get current build matrix."), wxICON_ERROR);
wxString build_config_name = mtx->GetSelectedConfigurationName();
BuildConfigPtr bldConf = ws->GetProjBuildConf(projectName, build_config_name);
if (!bldConf) return MessageBox(_("Unable to get opened workspace."), wxICON_ERROR);
wxString projOutputFn = bldConf->GetOutputFileName();
wxString projWorkingDir = bldConf->GetWorkingDirectory();
/*
myLog("WorkspaceFileName = \"%s\"", ws_cfn.GetFullPath());
myLog("projectName \"%s\"", projectName);
myLog("build_config_name = \"%s\"", build_config_name);
myLog("projOutputFn = \"%s\"", projOutputFn);
myLog("projWorkingDir = \"%s\"", projWorkingDir);
*/
wxFileName cfn(ws_cfn.GetPath(), projOutputFn);
cfn.Normalize();
// base path
const wxString base_path = ws_cfn.GetPath();
// check source binary exists
wxString bin_fpath = cfn.GetFullPath();
if (!cfn.Exists()) {
bin_fpath = wxFileSelector("Please select the binary to analyze", base_path, "", "");
if (bin_fpath.IsEmpty()) return MessageBox("selected binary was canceled", wxICON_ERROR);
cfn.Assign(bin_fpath, wxPATH_NATIVE);
}
if (!cfn.IsFileExecutable()) return MessageBox("bin/exe isn't executable", wxICON_ERROR);
// check 'gmon.out' file exists
wxFileName gmon_cfn(base_path, GMON_FILENAME_OUT);
if (!gmon_cfn.Exists())
gmon_cfn.Normalize();
wxString gmonfn = gmon_cfn.GetFullPath();
if (!gmon_cfn.Exists()) {
gmonfn = wxFileSelector("Please select the gprof file", gmon_cfn.GetPath(), "gmon", "out");
if (gmonfn.IsEmpty()) return MessageBox("selected gprof was canceled", wxICON_ERROR);
gmon_cfn.Assign(gmonfn, wxPATH_NATIVE);
}
wxString bin, arg1, arg2;
bin = GetGprofPath();
arg1 = bin_fpath;
arg2 = gmonfn;
wxString cmdgprof = wxString::Format("%s %s %s", bin, arg1, arg2);
// myLog("about to wxExecute(\"%s\")", cmdgprof);
wxProcess *proc = new wxProcess(wxPROCESS_REDIRECT);
// wxStopWatch sw;
const int err = ::wxExecute(cmdgprof, wxEXEC_SYNC, proc);
// on sync returns 0 (success), -1 (failure / "couldn't be started")
// myLog("wxExecute() returned err %d, had pid %d", err, (int)proc->GetPid());
wxInputStream *process_is = proc->GetInputStream();
if (!process_is || !process_is->CanRead())
return MessageBox(_("wxProcess::GetInputStream() can't be opened, aborting"), wxICON_ERROR);
// start parsing and writing to dot language file
GprofParser pgp;
pgp.GprofParserStream(process_is);
// myLog("gprof done (read %d lines)", (int) pgp.lines.GetCount());
delete proc;
ConfCallGraph conf;
config_tool->ReadObject(wxT("CallGraph"), &conf);
DotWriter dotWriter;
// DotWriter
dotWriter.SetLineParser(&(pgp.lines));
int suggestedThreshold = pgp.GetSuggestedNodeThreshold();
if (suggestedThreshold <= conf.GetTresholdNode()) {
suggestedThreshold = conf.GetTresholdNode();
dotWriter.SetDotWriterFromDialogSettings(m_mgr);
} else {
dotWriter.SetDotWriterFromDetails(conf.GetColorsNode(),
conf.GetColorsEdge(),
suggestedThreshold,
conf.GetTresholdEdge(),
conf.GetHideParams(),
conf.GetStripParams(),
conf.GetHideNamespaces());
wxString suggest_msg = wxString::Format(_("The CallGraph plugin has suggested node threshold %d to speed-up the call graph creation. You can alter it on the call graph panel."), suggestedThreshold);
MessageBox(suggest_msg, wxICON_INFORMATION);
}
dotWriter.WriteToDotLanguage();
// build output dir
cfn.Assign(base_path, "");
cfn.AppendDir(CALLGRAPH_DIR);
cfn.Normalize();
if (!cfn.DirExists()) cfn.Mkdir(wxS_DIR_DEFAULT, wxPATH_MKDIR_FULL);
cfn.SetFullName(DOT_FILENAME_TXT);
wxString dot_fn = cfn.GetFullPath();
dotWriter.SendToDotAppOutputDirectory(dot_fn);
cfn.SetFullName(DOT_FILENAME_PNG);
wxString output_png_fn = cfn.GetFullPath();
// delete any existing PNG
if (wxFileExists(output_png_fn)) wxRemoveFile(output_png_fn);
wxString cmddot_ln;
cmddot_ln << GetDotPath() << " -Tpng -o" << output_png_fn << " " << dot_fn;
// myLog("wxExecute(\"%s\")", cmddot_ln);
wxExecute(cmddot_ln, wxEXEC_SYNC);
// myLog("dot done");
if (!wxFileExists(output_png_fn))
return MessageBox(_("Failed to open file CallGraph.png. Please check the project settings, rebuild the project and try again."), wxICON_INFORMATION);
// show image and create table in the editor tab page
uicallgraphpanel *panel = new uicallgraphpanel(m_mgr->GetEditorPaneNotebook(), m_mgr, output_png_fn, base_path, suggestedThreshold, &(pgp.lines));
wxString tstamp = wxDateTime::Now().Format(wxT(" %Y-%m-%d %H:%M:%S"));
wxString title = wxT("Call graph for \"") + output_png_fn + wxT("\" " + tstamp);
m_mgr->AddEditorPage(panel, title);
}
