using namespace llvm;
void llvm::DisplayGraph(const sys::Path &Filename) {
+ std::string ErrMsg;
#if HAVE_GRAPHVIZ
sys::Path Graphviz(LLVM_PATH_GRAPHVIZ);
args.push_back(0);
std::cerr << "Running 'Graphviz' program... " << std::flush;
- if (sys::Program::ExecuteAndWait(Graphviz, &args[0])) {
- std::cerr << "Error viewing graph: 'Graphviz' not in path?\n";
+ if (sys::Program::ExecuteAndWait(Graphviz, &args[0],0,0,0,&ErrMsg)) {
+ std::cerr << "Error viewing graph: " << ErrMsg << "\n";
}
#elif (HAVE_GV && HAVE_DOT)
sys::Path PSFilename = Filename;
args.push_back(0);
std::cerr << "Running 'dot' program... " << std::flush;
- if (sys::Program::ExecuteAndWait(dot, &args[0])) {
- std::cerr << "Error viewing graph: 'dot' not in path?\n";
+ if (sys::Program::ExecuteAndWait(dot, &args[0],0,0,0,&ErrMsg)) {
+ std::cerr << "Error viewing graph: '" << ErrMsg << "\n";
} else {
std::cerr << " done. \n";
args.push_back(PSFilename.c_str());
args.push_back(0);
- sys::Program::ExecuteAndWait(gv, &args[0]);
+ ErrMsg.clear();
+ if (sys::Program::ExecuteAndWait(gv, &args[0],0,0,0,&ErrMsg)) {
+ std::cerr << "Error viewing graph: " << ErrMsg << "\n";
+ }
}
PSFilename.eraseFromDisk();
#elif HAVE_DOTTY
args.push_back(0);
std::cerr << "Running 'dotty' program... " << std::flush;
- if (sys::Program::ExecuteAndWait(dotty, &args[0])) {
- std::cerr << "Error viewing graph: 'dotty' not in path?\n";
+ if (sys::Program::ExecuteAndWait(dotty, &args[0],0,0,0,&ErrMsg)) {
+ std::cerr << "Error viewing graph: " << ErrMsg << "\n";
} else {
-#ifdef __MINGW32__ // Dotty spawns another app and doesn't wait until it returns.
+#ifdef __MINGW32__ // Dotty spawns another app and doesn't wait until it returns
return;
#endif
}