//===----------------------------------------------------------------------===//
#include "llvm/Support/GraphWriter.h"
-#include "llvm/Support/Streams.h"
#include "llvm/System/Path.h"
#include "llvm/System/Program.h"
#include "llvm/Config/config.h"
using namespace llvm;
-void llvm::DisplayGraph(const sys::Path &Filename, bool wait) {
+std::string llvm::DOT::EscapeString(const std::string &Label) {
+ std::string Str(Label);
+ for (unsigned i = 0; i != Str.length(); ++i)
+ switch (Str[i]) {
+ case '\n':
+ Str.insert(Str.begin()+i, '\\'); // Escape character...
+ ++i;
+ Str[i] = 'n';
+ break;
+ case '\t':
+ Str.insert(Str.begin()+i, ' '); // Convert to two spaces
+ ++i;
+ Str[i] = ' ';
+ break;
+ case '\\':
+ if (i+1 != Str.length())
+ switch (Str[i+1]) {
+ case 'l': continue; // don't disturb \l
+ case '|': case '{': case '}':
+ Str.erase(Str.begin()+i); continue;
+ default: break;
+ }
+ case '{': case '}':
+ case '<': case '>':
+ case '|': case '"':
+ Str.insert(Str.begin()+i, '\\'); // Escape character...
+ ++i; // don't infinite loop
+ break;
+ }
+ return Str;
+}
+
+
+
+void llvm::DisplayGraph(const sys::Path &Filename, bool wait,
+ GraphProgram::Name program) {
std::string ErrMsg;
#if HAVE_GRAPHVIZ
sys::Path Graphviz(LLVM_PATH_GRAPHVIZ);
args.push_back(Filename.c_str());
args.push_back(0);
- cerr << "Running 'Graphviz' program... " << std::flush;
- if (sys::Program::ExecuteAndWait(Graphviz, &args[0],0,0,0,0,&ErrMsg)) {
- cerr << "Error viewing graph " << Filename << ": " << ErrMsg << "\n";
- }
- else {
- Filename.eraseFromDisk();
- }
-
-#elif (HAVE_GV && (HAVE_DOT || HAVE_FDP))
+ errs() << "Running 'Graphviz' program... ";
+ if (sys::Program::ExecuteAndWait(Graphviz, &args[0],0,0,0,0,&ErrMsg))
+ errs() << "Error viewing graph " << Filename.str() << ": " << ErrMsg
+ << "\n";
+ else
+ Filename.eraseFromDisk();
+
+#elif (HAVE_GV && (HAVE_DOT || HAVE_FDP || HAVE_NEATO || \
+ HAVE_TWOPI || HAVE_CIRCO))
sys::Path PSFilename = Filename;
PSFilename.appendSuffix("ps");
+ sys::Path prog;
+
+ // Set default grapher
+#if HAVE_CIRCO
+ prog = sys::Path(LLVM_PATH_CIRCO);
+#endif
+#if HAVE_TWOPI
+ prog = sys::Path(LLVM_PATH_TWOPI);
+#endif
+#if HAVE_NEATO
+ prog = sys::Path(LLVM_PATH_NEATO);
+#endif
#if HAVE_FDP
- sys::Path prog(LLVM_PATH_FDP);
-#else
- sys::Path prog(LLVM_PATH_DOT);
+ prog = sys::Path(LLVM_PATH_FDP);
+#endif
+#if HAVE_DOT
+ prog = sys::Path(LLVM_PATH_DOT);
+#endif
+
+ // Find which program the user wants
+#if HAVE_DOT
+ if (program == GraphProgram::DOT)
+ prog = sys::Path(LLVM_PATH_DOT);
+#endif
+#if (HAVE_FDP)
+ if (program == GraphProgram::FDP)
+ prog = sys::Path(LLVM_PATH_FDP);
+#endif
+#if (HAVE_NEATO)
+ if (program == GraphProgram::NEATO)
+ prog = sys::Path(LLVM_PATH_NEATO);
+#endif
+#if (HAVE_TWOPI)
+ if (program == GraphProgram::TWOPI)
+ prog = sys::Path(LLVM_PATH_TWOPI);
+#endif
+#if (HAVE_CIRCO)
+ if (program == GraphProgram::CIRCO)
+ prog = sys::Path(LLVM_PATH_CIRCO);
#endif
std::vector<const char*> args;
args.push_back(PSFilename.c_str());
args.push_back(0);
- cerr << "Running '" << prog << "' program... " << std::flush;
+ errs() << "Running '" << prog.str() << "' program... ";
- if (sys::Program::ExecuteAndWait(prog, &args[0],0,0,0,0,&ErrMsg)) {
- cerr << "Error viewing graph " << Filename << ": '" << ErrMsg << "\n";
+ if (sys::Program::ExecuteAndWait(prog, &args[0], 0, 0, 0, 0, &ErrMsg)) {
+ errs() << "Error viewing graph " << Filename.str() << ": '"
+ << ErrMsg << "\n";
} else {
- cerr << " done. \n";
+ errs() << " done. \n";
sys::Path gv(LLVM_PATH_GV);
args.clear();
ErrMsg.clear();
if (wait) {
- if (sys::Program::ExecuteAndWait(gv, &args[0],0,0,0,0,&ErrMsg)) {
- cerr << "Error viewing graph: " << ErrMsg << "\n";
- }
+ if (sys::Program::ExecuteAndWait(gv, &args[0],0,0,0,0,&ErrMsg))
+ errs() << "Error viewing graph: " << ErrMsg << "\n";
Filename.eraseFromDisk();
PSFilename.eraseFromDisk();
}
else {
sys::Program::ExecuteNoWait(gv, &args[0],0,0,0,&ErrMsg);
- cerr << "Remember to erase graph files: " << Filename << " " << PSFilename << "\n";
+ errs() << "Remember to erase graph files: " << Filename.str() << " "
+ << PSFilename.str() << "\n";
}
}
#elif HAVE_DOTTY
args.push_back(Filename.c_str());
args.push_back(0);
- cerr << "Running 'dotty' program... " << std::flush;
+ errs() << "Running 'dotty' program... ";
if (sys::Program::ExecuteAndWait(dotty, &args[0],0,0,0,0,&ErrMsg)) {
- cerr << "Error viewing graph " << Filename << ": " << ErrMsg << "\n";
+ errs() << "Error viewing graph " << Filename.str() << ": "
+ << ErrMsg << "\n";
} else {
#ifdef __MINGW32__ // Dotty spawns another app and doesn't wait until it returns
return;