| //===-- ToolRunner.cpp ----------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file was developed by the LLVM research group and is distributed under |
| // the University of Illinois Open Source License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file implements the interfaces described in the ToolRunner.h file. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #define DEBUG_TYPE "toolrunner" |
| #include "ToolRunner.h" |
| #include "llvm/Config/config.h" // for HAVE_LINK_R |
| #include "llvm/System/Program.h" |
| #include "llvm/Support/CommandLine.h" |
| #include "llvm/Support/Debug.h" |
| #include "llvm/Support/FileUtilities.h" |
| #include <fstream> |
| #include <sstream> |
| #include <iostream> |
| using namespace llvm; |
| |
| namespace { |
| cl::opt<std::string> |
| RSHHost("rsh-host", |
| cl::desc("Remote execution (rsh) host")); |
| |
| cl::opt<std::string> |
| RSHUser("rsh-user", |
| cl::desc("Remote execution (rsh) user id")); |
| } |
| |
| ToolExecutionError::~ToolExecutionError() throw() { } |
| |
| /// RunProgramWithTimeout - This function provides an alternate interface to the |
| /// sys::Program::ExecuteAndWait interface. |
| /// @see sys:Program::ExecuteAndWait |
| static int RunProgramWithTimeout(const sys::Path &ProgramPath, |
| const char **Args, |
| const sys::Path &StdInFile, |
| const sys::Path &StdOutFile, |
| const sys::Path &StdErrFile, |
| unsigned NumSeconds = 0, |
| unsigned MemoryLimit = 0) { |
| const sys::Path* redirects[3]; |
| redirects[0] = &StdInFile; |
| redirects[1] = &StdOutFile; |
| redirects[2] = &StdErrFile; |
| |
| if (0) { |
| std::cerr << "RUN:"; |
| for (unsigned i = 0; Args[i]; ++i) |
| std::cerr << " " << Args[i]; |
| std::cerr << "\n"; |
| } |
| |
| return |
| sys::Program::ExecuteAndWait(ProgramPath, Args, 0, redirects, |
| NumSeconds, MemoryLimit); |
| } |
| |
| |
| |
| static void ProcessFailure(sys::Path ProgPath, const char** Args) { |
| std::ostringstream OS; |
| OS << "\nError running tool:\n "; |
| for (const char **Arg = Args; *Arg; ++Arg) |
| OS << " " << *Arg; |
| OS << "\n"; |
| |
| // Rerun the compiler, capturing any error messages to print them. |
| sys::Path ErrorFilename("error_messages"); |
| std::string ErrMsg; |
| if (ErrorFilename.makeUnique(true, &ErrMsg)) { |
| std::cerr << "Error making unique filename: " << ErrMsg << "\n"; |
| exit(1); |
| } |
| RunProgramWithTimeout(ProgPath, Args, sys::Path(""), ErrorFilename, |
| ErrorFilename); // FIXME: check return code ? |
| |
| // Print out the error messages generated by GCC if possible... |
| std::ifstream ErrorFile(ErrorFilename.c_str()); |
| if (ErrorFile) { |
| std::copy(std::istreambuf_iterator<char>(ErrorFile), |
| std::istreambuf_iterator<char>(), |
| std::ostreambuf_iterator<char>(OS)); |
| ErrorFile.close(); |
| } |
| |
| ErrorFilename.eraseFromDisk(); |
| throw ToolExecutionError(OS.str()); |
| } |
| |
| //===---------------------------------------------------------------------===// |
| // LLI Implementation of AbstractIntepreter interface |
| // |
| namespace { |
| class LLI : public AbstractInterpreter { |
| std::string LLIPath; // The path to the LLI executable |
| std::vector<std::string> ToolArgs; // Args to pass to LLI |
| public: |
| LLI(const std::string &Path, const std::vector<std::string> *Args) |
| : LLIPath(Path) { |
| ToolArgs.clear (); |
| if (Args) { ToolArgs = *Args; } |
| } |
| |
| virtual int ExecuteProgram(const std::string &Bitcode, |
| const std::vector<std::string> &Args, |
| const std::string &InputFile, |
| const std::string &OutputFile, |
| const std::vector<std::string> &GCCArgs, |
| const std::vector<std::string> &SharedLibs = |
| std::vector<std::string>(), |
| unsigned Timeout = 0, |
| unsigned MemoryLimit = 0); |
| }; |
| } |
| |
| int LLI::ExecuteProgram(const std::string &Bitcode, |
| const std::vector<std::string> &Args, |
| const std::string &InputFile, |
| const std::string &OutputFile, |
| const std::vector<std::string> &GCCArgs, |
| const std::vector<std::string> &SharedLibs, |
| unsigned Timeout, |
| unsigned MemoryLimit) { |
| if (!SharedLibs.empty()) |
| throw ToolExecutionError("LLI currently does not support " |
| "loading shared libraries."); |
| |
| if (!GCCArgs.empty()) |
| throw ToolExecutionError("LLI currently does not support " |
| "GCC Arguments."); |
| std::vector<const char*> LLIArgs; |
| LLIArgs.push_back(LLIPath.c_str()); |
| LLIArgs.push_back("-force-interpreter=true"); |
| |
| // Add any extra LLI args. |
| for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i) |
| LLIArgs.push_back(ToolArgs[i].c_str()); |
| |
| LLIArgs.push_back(Bitcode.c_str()); |
| // Add optional parameters to the running program from Argv |
| for (unsigned i=0, e = Args.size(); i != e; ++i) |
| LLIArgs.push_back(Args[i].c_str()); |
| LLIArgs.push_back(0); |
| |
| std::cout << "<lli>" << std::flush; |
| DEBUG(std::cerr << "\nAbout to run:\t"; |
| for (unsigned i=0, e = LLIArgs.size()-1; i != e; ++i) |
| std::cerr << " " << LLIArgs[i]; |
| std::cerr << "\n"; |
| ); |
| return RunProgramWithTimeout(sys::Path(LLIPath), &LLIArgs[0], |
| sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile), |
| Timeout, MemoryLimit); |
| } |
| |
| // LLI create method - Try to find the LLI executable |
| AbstractInterpreter *AbstractInterpreter::createLLI(const std::string &ProgPath, |
| std::string &Message, |
| const std::vector<std::string> *ToolArgs) { |
| std::string LLIPath = FindExecutable("lli", ProgPath).toString(); |
| if (!LLIPath.empty()) { |
| Message = "Found lli: " + LLIPath + "\n"; |
| return new LLI(LLIPath, ToolArgs); |
| } |
| |
| Message = "Cannot find `lli' in executable directory or PATH!\n"; |
| return 0; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // LLC Implementation of AbstractIntepreter interface |
| // |
| GCC::FileType LLC::OutputCode(const std::string &Bitcode, |
| sys::Path &OutputAsmFile) { |
| sys::Path uniqueFile(Bitcode+".llc.s"); |
| std::string ErrMsg; |
| if (uniqueFile.makeUnique(true, &ErrMsg)) { |
| std::cerr << "Error making unique filename: " << ErrMsg << "\n"; |
| exit(1); |
| } |
| OutputAsmFile = uniqueFile; |
| std::vector<const char *> LLCArgs; |
| LLCArgs.push_back (LLCPath.c_str()); |
| |
| // Add any extra LLC args. |
| for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i) |
| LLCArgs.push_back(ToolArgs[i].c_str()); |
| |
| LLCArgs.push_back ("-o"); |
| LLCArgs.push_back (OutputAsmFile.c_str()); // Output to the Asm file |
| LLCArgs.push_back ("-f"); // Overwrite as necessary... |
| LLCArgs.push_back (Bitcode.c_str()); // This is the input bitcode |
| LLCArgs.push_back (0); |
| |
| std::cout << "<llc>" << std::flush; |
| DEBUG(std::cerr << "\nAbout to run:\t"; |
| for (unsigned i=0, e = LLCArgs.size()-1; i != e; ++i) |
| std::cerr << " " << LLCArgs[i]; |
| std::cerr << "\n"; |
| ); |
| if (RunProgramWithTimeout(sys::Path(LLCPath), &LLCArgs[0], |
| sys::Path(), sys::Path(), sys::Path())) |
| ProcessFailure(sys::Path(LLCPath), &LLCArgs[0]); |
| |
| return GCC::AsmFile; |
| } |
| |
| void LLC::compileProgram(const std::string &Bitcode) { |
| sys::Path OutputAsmFile; |
| OutputCode(Bitcode, OutputAsmFile); |
| OutputAsmFile.eraseFromDisk(); |
| } |
| |
| int LLC::ExecuteProgram(const std::string &Bitcode, |
| const std::vector<std::string> &Args, |
| const std::string &InputFile, |
| const std::string &OutputFile, |
| const std::vector<std::string> &ArgsForGCC, |
| const std::vector<std::string> &SharedLibs, |
| unsigned Timeout, |
| unsigned MemoryLimit) { |
| |
| sys::Path OutputAsmFile; |
| OutputCode(Bitcode, OutputAsmFile); |
| FileRemover OutFileRemover(OutputAsmFile); |
| |
| std::vector<std::string> GCCArgs(ArgsForGCC); |
| GCCArgs.insert(GCCArgs.end(),SharedLibs.begin(),SharedLibs.end()); |
| |
| // Assuming LLC worked, compile the result with GCC and run it. |
| return gcc->ExecuteProgram(OutputAsmFile.toString(), Args, GCC::AsmFile, |
| InputFile, OutputFile, GCCArgs, |
| Timeout, MemoryLimit); |
| } |
| |
| /// createLLC - Try to find the LLC executable |
| /// |
| LLC *AbstractInterpreter::createLLC(const std::string &ProgramPath, |
| std::string &Message, |
| const std::vector<std::string> *Args) { |
| std::string LLCPath = FindExecutable("llc", ProgramPath).toString(); |
| if (LLCPath.empty()) { |
| Message = "Cannot find `llc' in executable directory or PATH!\n"; |
| return 0; |
| } |
| |
| Message = "Found llc: " + LLCPath + "\n"; |
| GCC *gcc = GCC::create(ProgramPath, Message); |
| if (!gcc) { |
| std::cerr << Message << "\n"; |
| exit(1); |
| } |
| return new LLC(LLCPath, gcc, Args); |
| } |
| |
| //===---------------------------------------------------------------------===// |
| // JIT Implementation of AbstractIntepreter interface |
| // |
| namespace { |
| class JIT : public AbstractInterpreter { |
| std::string LLIPath; // The path to the LLI executable |
| std::vector<std::string> ToolArgs; // Args to pass to LLI |
| public: |
| JIT(const std::string &Path, const std::vector<std::string> *Args) |
| : LLIPath(Path) { |
| ToolArgs.clear (); |
| if (Args) { ToolArgs = *Args; } |
| } |
| |
| virtual int ExecuteProgram(const std::string &Bitcode, |
| const std::vector<std::string> &Args, |
| const std::string &InputFile, |
| const std::string &OutputFile, |
| const std::vector<std::string> &GCCArgs = |
| std::vector<std::string>(), |
| const std::vector<std::string> &SharedLibs = |
| std::vector<std::string>(), |
| unsigned Timeout =0, |
| unsigned MemoryLimit =0); |
| }; |
| } |
| |
| int JIT::ExecuteProgram(const std::string &Bitcode, |
| const std::vector<std::string> &Args, |
| const std::string &InputFile, |
| const std::string &OutputFile, |
| const std::vector<std::string> &GCCArgs, |
| const std::vector<std::string> &SharedLibs, |
| unsigned Timeout, |
| unsigned MemoryLimit) { |
| if (!GCCArgs.empty()) |
| throw ToolExecutionError("JIT does not support GCC Arguments."); |
| // Construct a vector of parameters, incorporating those from the command-line |
| std::vector<const char*> JITArgs; |
| JITArgs.push_back(LLIPath.c_str()); |
| JITArgs.push_back("-force-interpreter=false"); |
| |
| // Add any extra LLI args. |
| for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i) |
| JITArgs.push_back(ToolArgs[i].c_str()); |
| |
| for (unsigned i = 0, e = SharedLibs.size(); i != e; ++i) { |
| JITArgs.push_back("-load"); |
| JITArgs.push_back(SharedLibs[i].c_str()); |
| } |
| JITArgs.push_back(Bitcode.c_str()); |
| // Add optional parameters to the running program from Argv |
| for (unsigned i=0, e = Args.size(); i != e; ++i) |
| JITArgs.push_back(Args[i].c_str()); |
| JITArgs.push_back(0); |
| |
| std::cout << "<jit>" << std::flush; |
| DEBUG(std::cerr << "\nAbout to run:\t"; |
| for (unsigned i=0, e = JITArgs.size()-1; i != e; ++i) |
| std::cerr << " " << JITArgs[i]; |
| std::cerr << "\n"; |
| ); |
| DEBUG(std::cerr << "\nSending output to " << OutputFile << "\n"); |
| return RunProgramWithTimeout(sys::Path(LLIPath), &JITArgs[0], |
| sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile), |
| Timeout, MemoryLimit); |
| } |
| |
| /// createJIT - Try to find the LLI executable |
| /// |
| AbstractInterpreter *AbstractInterpreter::createJIT(const std::string &ProgPath, |
| std::string &Message, const std::vector<std::string> *Args) { |
| std::string LLIPath = FindExecutable("lli", ProgPath).toString(); |
| if (!LLIPath.empty()) { |
| Message = "Found lli: " + LLIPath + "\n"; |
| return new JIT(LLIPath, Args); |
| } |
| |
| Message = "Cannot find `lli' in executable directory or PATH!\n"; |
| return 0; |
| } |
| |
| GCC::FileType CBE::OutputCode(const std::string &Bitcode, |
| sys::Path &OutputCFile) { |
| sys::Path uniqueFile(Bitcode+".cbe.c"); |
| std::string ErrMsg; |
| if (uniqueFile.makeUnique(true, &ErrMsg)) { |
| std::cerr << "Error making unique filename: " << ErrMsg << "\n"; |
| exit(1); |
| } |
| OutputCFile = uniqueFile; |
| std::vector<const char *> LLCArgs; |
| LLCArgs.push_back (LLCPath.c_str()); |
| |
| // Add any extra LLC args. |
| for (unsigned i = 0, e = ToolArgs.size(); i != e; ++i) |
| LLCArgs.push_back(ToolArgs[i].c_str()); |
| |
| LLCArgs.push_back ("-o"); |
| LLCArgs.push_back (OutputCFile.c_str()); // Output to the C file |
| LLCArgs.push_back ("-march=c"); // Output C language |
| LLCArgs.push_back ("-f"); // Overwrite as necessary... |
| LLCArgs.push_back (Bitcode.c_str()); // This is the input bitcode |
| LLCArgs.push_back (0); |
| |
| std::cout << "<cbe>" << std::flush; |
| DEBUG(std::cerr << "\nAbout to run:\t"; |
| for (unsigned i=0, e = LLCArgs.size()-1; i != e; ++i) |
| std::cerr << " " << LLCArgs[i]; |
| std::cerr << "\n"; |
| ); |
| if (RunProgramWithTimeout(LLCPath, &LLCArgs[0], sys::Path(), sys::Path(), |
| sys::Path())) |
| ProcessFailure(LLCPath, &LLCArgs[0]); |
| return GCC::CFile; |
| } |
| |
| void CBE::compileProgram(const std::string &Bitcode) { |
| sys::Path OutputCFile; |
| OutputCode(Bitcode, OutputCFile); |
| OutputCFile.eraseFromDisk(); |
| } |
| |
| int CBE::ExecuteProgram(const std::string &Bitcode, |
| const std::vector<std::string> &Args, |
| const std::string &InputFile, |
| const std::string &OutputFile, |
| const std::vector<std::string> &ArgsForGCC, |
| const std::vector<std::string> &SharedLibs, |
| unsigned Timeout, |
| unsigned MemoryLimit) { |
| sys::Path OutputCFile; |
| OutputCode(Bitcode, OutputCFile); |
| |
| FileRemover CFileRemove(OutputCFile); |
| |
| std::vector<std::string> GCCArgs(ArgsForGCC); |
| GCCArgs.insert(GCCArgs.end(),SharedLibs.begin(),SharedLibs.end()); |
| return gcc->ExecuteProgram(OutputCFile.toString(), Args, GCC::CFile, |
| InputFile, OutputFile, GCCArgs, |
| Timeout, MemoryLimit); |
| } |
| |
| /// createCBE - Try to find the 'llc' executable |
| /// |
| CBE *AbstractInterpreter::createCBE(const std::string &ProgramPath, |
| std::string &Message, |
| const std::vector<std::string> *Args) { |
| sys::Path LLCPath = FindExecutable("llc", ProgramPath); |
| if (LLCPath.isEmpty()) { |
| Message = |
| "Cannot find `llc' in executable directory or PATH!\n"; |
| return 0; |
| } |
| |
| Message = "Found llc: " + LLCPath.toString() + "\n"; |
| GCC *gcc = GCC::create(ProgramPath, Message); |
| if (!gcc) { |
| std::cerr << Message << "\n"; |
| exit(1); |
| } |
| return new CBE(LLCPath, gcc, Args); |
| } |
| |
| //===---------------------------------------------------------------------===// |
| // GCC abstraction |
| // |
| int GCC::ExecuteProgram(const std::string &ProgramFile, |
| const std::vector<std::string> &Args, |
| FileType fileType, |
| const std::string &InputFile, |
| const std::string &OutputFile, |
| const std::vector<std::string> &ArgsForGCC, |
| unsigned Timeout, |
| unsigned MemoryLimit) { |
| std::vector<const char*> GCCArgs; |
| |
| GCCArgs.push_back(GCCPath.c_str()); |
| |
| // Specify -x explicitly in case the extension is wonky |
| GCCArgs.push_back("-x"); |
| if (fileType == CFile) { |
| GCCArgs.push_back("c"); |
| GCCArgs.push_back("-fno-strict-aliasing"); |
| } else { |
| GCCArgs.push_back("assembler"); |
| #ifdef __APPLE__ |
| GCCArgs.push_back("-force_cpusubtype_ALL"); |
| #endif |
| } |
| GCCArgs.push_back(ProgramFile.c_str()); // Specify the input filename... |
| GCCArgs.push_back("-x"); |
| GCCArgs.push_back("none"); |
| GCCArgs.push_back("-o"); |
| sys::Path OutputBinary (ProgramFile+".gcc.exe"); |
| std::string ErrMsg; |
| if (OutputBinary.makeUnique(true, &ErrMsg)) { |
| std::cerr << "Error making unique filename: " << ErrMsg << "\n"; |
| exit(1); |
| } |
| GCCArgs.push_back(OutputBinary.c_str()); // Output to the right file... |
| |
| // Add any arguments intended for GCC. We locate them here because this is |
| // most likely -L and -l options that need to come before other libraries but |
| // after the source. Other options won't be sensitive to placement on the |
| // command line, so this should be safe. |
| for (unsigned i = 0, e = ArgsForGCC.size(); i != e; ++i) |
| GCCArgs.push_back(ArgsForGCC[i].c_str()); |
| |
| GCCArgs.push_back("-lm"); // Hard-code the math library... |
| GCCArgs.push_back("-O2"); // Optimize the program a bit... |
| #if defined (HAVE_LINK_R) |
| GCCArgs.push_back("-Wl,-R."); // Search this dir for .so files |
| #endif |
| #ifdef __sparc__ |
| GCCArgs.push_back("-mcpu=v9"); |
| #endif |
| GCCArgs.push_back(0); // NULL terminator |
| |
| std::cout << "<gcc>" << std::flush; |
| DEBUG(std::cerr << "\nAbout to run:\t"; |
| for (unsigned i=0, e = GCCArgs.size()-1; i != e; ++i) |
| std::cerr << " " << GCCArgs[i]; |
| std::cerr << "\n"; |
| ); |
| if (RunProgramWithTimeout(GCCPath, &GCCArgs[0], sys::Path(), sys::Path(), |
| sys::Path())) { |
| ProcessFailure(GCCPath, &GCCArgs[0]); |
| exit(1); |
| } |
| |
| std::vector<const char*> ProgramArgs; |
| |
| if (RSHPath.isEmpty()) |
| ProgramArgs.push_back(OutputBinary.c_str()); |
| else { |
| ProgramArgs.push_back(RSHPath.c_str()); |
| ProgramArgs.push_back(RSHHost.c_str()); |
| ProgramArgs.push_back("-l"); |
| ProgramArgs.push_back(RSHUser.c_str()); |
| |
| char* env_pwd = getenv("PWD"); |
| std::string Exec = "cd "; |
| Exec += env_pwd; |
| Exec += "; ./"; |
| Exec += OutputBinary.c_str(); |
| ProgramArgs.push_back(Exec.c_str()); |
| } |
| |
| // Add optional parameters to the running program from Argv |
| for (unsigned i=0, e = Args.size(); i != e; ++i) |
| ProgramArgs.push_back(Args[i].c_str()); |
| ProgramArgs.push_back(0); // NULL terminator |
| |
| // Now that we have a binary, run it! |
| std::cout << "<program>" << std::flush; |
| DEBUG(std::cerr << "\nAbout to run:\t"; |
| for (unsigned i=0, e = ProgramArgs.size()-1; i != e; ++i) |
| std::cerr << " " << ProgramArgs[i]; |
| std::cerr << "\n"; |
| ); |
| |
| FileRemover OutputBinaryRemover(OutputBinary); |
| |
| if (RSHPath.isEmpty()) |
| return RunProgramWithTimeout(OutputBinary, &ProgramArgs[0], |
| sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile), |
| Timeout, MemoryLimit); |
| else |
| return RunProgramWithTimeout(sys::Path(RSHPath), &ProgramArgs[0], |
| sys::Path(InputFile), sys::Path(OutputFile), sys::Path(OutputFile), |
| Timeout, MemoryLimit); |
| } |
| |
| int GCC::MakeSharedObject(const std::string &InputFile, FileType fileType, |
| std::string &OutputFile, |
| const std::vector<std::string> &ArgsForGCC) { |
| sys::Path uniqueFilename(InputFile+LTDL_SHLIB_EXT); |
| std::string ErrMsg; |
| if (uniqueFilename.makeUnique(true, &ErrMsg)) { |
| std::cerr << "Error making unique filename: " << ErrMsg << "\n"; |
| exit(1); |
| } |
| OutputFile = uniqueFilename.toString(); |
| |
| std::vector<const char*> GCCArgs; |
| |
| GCCArgs.push_back(GCCPath.c_str()); |
| |
| |
| // Compile the C/asm file into a shared object |
| GCCArgs.push_back("-x"); |
| GCCArgs.push_back(fileType == AsmFile ? "assembler" : "c"); |
| GCCArgs.push_back("-fno-strict-aliasing"); |
| GCCArgs.push_back(InputFile.c_str()); // Specify the input filename. |
| GCCArgs.push_back("-x"); |
| GCCArgs.push_back("none"); |
| #if defined(sparc) || defined(__sparc__) || defined(__sparcv9) |
| GCCArgs.push_back("-G"); // Compile a shared library, `-G' for Sparc |
| #elif defined(__APPLE__) |
| // link all source files into a single module in data segment, rather than |
| // generating blocks. dynamic_lookup requires that you set |
| // MACOSX_DEPLOYMENT_TARGET=10.3 in your env. FIXME: it would be better for |
| // bugpoint to just pass that in the environment of GCC. |
| GCCArgs.push_back("-single_module"); |
| GCCArgs.push_back("-dynamiclib"); // `-dynamiclib' for MacOS X/PowerPC |
| GCCArgs.push_back("-undefined"); |
| GCCArgs.push_back("dynamic_lookup"); |
| #else |
| GCCArgs.push_back("-shared"); // `-shared' for Linux/X86, maybe others |
| #endif |
| |
| #if defined(__ia64__) || defined(__alpha__) |
| GCCArgs.push_back("-fPIC"); // Requires shared objs to contain PIC |
| #endif |
| #ifdef __sparc__ |
| GCCArgs.push_back("-mcpu=v9"); |
| #endif |
| GCCArgs.push_back("-o"); |
| GCCArgs.push_back(OutputFile.c_str()); // Output to the right filename. |
| GCCArgs.push_back("-O2"); // Optimize the program a bit. |
| |
| |
| |
| // Add any arguments intended for GCC. We locate them here because this is |
| // most likely -L and -l options that need to come before other libraries but |
| // after the source. Other options won't be sensitive to placement on the |
| // command line, so this should be safe. |
| for (unsigned i = 0, e = ArgsForGCC.size(); i != e; ++i) |
| GCCArgs.push_back(ArgsForGCC[i].c_str()); |
| GCCArgs.push_back(0); // NULL terminator |
| |
| |
| |
| std::cout << "<gcc>" << std::flush; |
| DEBUG(std::cerr << "\nAbout to run:\t"; |
| for (unsigned i=0, e = GCCArgs.size()-1; i != e; ++i) |
| std::cerr << " " << GCCArgs[i]; |
| std::cerr << "\n"; |
| ); |
| if (RunProgramWithTimeout(GCCPath, &GCCArgs[0], sys::Path(), sys::Path(), |
| sys::Path())) { |
| ProcessFailure(GCCPath, &GCCArgs[0]); |
| return 1; |
| } |
| return 0; |
| } |
| |
| /// create - Try to find the `gcc' executable |
| /// |
| GCC *GCC::create(const std::string &ProgramPath, std::string &Message) { |
| sys::Path GCCPath = FindExecutable("gcc", ProgramPath); |
| if (GCCPath.isEmpty()) { |
| Message = "Cannot find `gcc' in executable directory or PATH!\n"; |
| return 0; |
| } |
| |
| sys::Path RSHPath; |
| if (!RSHHost.empty()) |
| RSHPath = FindExecutable("rsh", ProgramPath); |
| |
| Message = "Found gcc: " + GCCPath.toString() + "\n"; |
| return new GCC(GCCPath, RSHPath); |
| } |
