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Convert a use of sys::Path::GetTemporaryDirectory. 

llvm-svn: 183987
This commit is contained in:
Rafael Espindola 2013-06-14 16:43:15 +00:00
parent 3e030e178a
commit 6a6f04a3b6
2 changed files with 17 additions and 20 deletions
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18
llvm/include/llvm/Support/GraphWriter.h
View File

@ -319,25 +319,23 @@ raw_ostream &WriteGraph(raw_ostream &O, const GraphType &G,
return O;
}
std::string createGraphFilename(const Twine &Name);
std::string createGraphFilename(const Twine &Name, int &FD);
template <typename GraphType>
std::string WriteGraph(const GraphType &G, const Twine &Name,
bool ShortNames = false, const Twine &Title = "") {
std::string Filename = createGraphFilename(Name);
errs() << "Writing '" << Filename << "'... ";
int FD;
std::string Filename = createGraphFilename(Name, FD);
raw_fd_ostream O(FD, /*shouldClose=*/ true);
std::string ErrorInfo;
raw_fd_ostream O(Filename.c_str(), ErrorInfo);
if (ErrorInfo.empty()) {
llvm::WriteGraph(O, G, ShortNames, Title);
errs() << " done. \n";
} else {
if (FD == -1) {
errs() << "error opening file '" << Filename << "' for writing!\n";
return "";
}
llvm::WriteGraph(O, G, ShortNames, Title);
errs() << " done. \n";
return Filename;
}

19
llvm/lib/Support/GraphWriter.cpp
View File

@ -66,18 +66,17 @@ StringRef llvm::DOT::getColorString(unsigned ColorNumber) {
return Colors[ColorNumber % NumColors];
}
std::string llvm::createGraphFilename(const Twine &Name) {
std::string ErrMsg;
sys::Path Filename = sys::Path::GetTemporaryDirectory(&ErrMsg);
if (Filename.isEmpty()) {
errs() << "Error: " << ErrMsg << "\n";
return "";
}
Filename.appendComponent((Name + ".dot").str());
if (Filename.makeUnique(true,&ErrMsg)) {
errs() << "Error: " << ErrMsg << "\n";
std::string llvm::createGraphFilename(const Twine &Name, int &FD) {
FD = -1;
SmallString<128> Filename;
error_code EC = sys::fs::unique_file(Twine(Name) + "-%%%%%%%.dot",
FD, Filename);
if (EC) {
errs() << "Error: " << EC.message() << "\n";
return "";
}
errs() << "Writing '" << Filename << "'... ";
return Filename.str();
}