| //===-- GraphWriter.cpp - Implements GraphWriter support routines ---------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file implements misc. GraphWriter support routines. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #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, |
| GraphProgram::Name program) { |
| std::string ErrMsg; |
| #if HAVE_GRAPHVIZ |
| sys::Path Graphviz(LLVM_PATH_GRAPHVIZ); |
| |
| std::vector<const char*> args; |
| args.push_back(Graphviz.c_str()); |
| 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 || 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 |
| 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(prog.c_str()); |
| args.push_back("-Tps"); |
| args.push_back("-Nfontname=Courier"); |
| args.push_back("-Gsize=7.5,10"); |
| args.push_back(Filename.c_str()); |
| args.push_back("-o"); |
| args.push_back(PSFilename.c_str()); |
| args.push_back(0); |
| |
| cerr << "Running '" << prog << "' program... " << std::flush; |
| |
| if (sys::Program::ExecuteAndWait(prog, &args[0],0,0,0,0,&ErrMsg)) { |
| cerr << "Error viewing graph " << Filename << ": '" << ErrMsg << "\n"; |
| } else { |
| cerr << " done. \n"; |
| |
| sys::Path gv(LLVM_PATH_GV); |
| args.clear(); |
| args.push_back(gv.c_str()); |
| args.push_back(PSFilename.c_str()); |
| args.push_back("-spartan"); |
| args.push_back(0); |
| |
| ErrMsg.clear(); |
| if (wait) { |
| if (sys::Program::ExecuteAndWait(gv, &args[0],0,0,0,0,&ErrMsg)) { |
| cerr << "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"; |
| } |
| } |
| #elif HAVE_DOTTY |
| sys::Path dotty(LLVM_PATH_DOTTY); |
| |
| std::vector<const char*> args; |
| args.push_back(dotty.c_str()); |
| args.push_back(Filename.c_str()); |
| args.push_back(0); |
| |
| cerr << "Running 'dotty' program... " << std::flush; |
| if (sys::Program::ExecuteAndWait(dotty, &args[0],0,0,0,0,&ErrMsg)) { |
| cerr << "Error viewing graph " << Filename << ": " << ErrMsg << "\n"; |
| } else { |
| #ifdef __MINGW32__ // Dotty spawns another app and doesn't wait until it returns |
| return; |
| #endif |
| Filename.eraseFromDisk(); |
| } |
| #endif |
| } |