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* Adjust the options to make them either accept multiple occurrences or be

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optional so that compatibility with GCC is accomplished.
* Implement the -print-file-name option in an attempt to provide the same
  functionality as GCC. Unfortunately, without loading the cpp or c config
  files, this option won't help much.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18189 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2004-11-23 23:47:58 +00:00
parent 0b3c7d084c
commit 65bc4e0bc4
1 changed files with 22 additions and 5 deletions
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27
tools/llvmc/llvmc.cpp
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@ -27,7 +27,7 @@ namespace {
//===------------------------------------------------------------------------===
//=== PHASE OPTIONS
//===------------------------------------------------------------------------===
cl::opt<CompilerDriver::Phases> FinalPhase(
cl::opt<CompilerDriver::Phases> FinalPhase(cl::Optional,
cl::desc("Choose final phase of compilation:"),
cl::init(CompilerDriver::LINKING),
cl::values(
@ -46,7 +46,7 @@ cl::opt<CompilerDriver::Phases> FinalPhase(
//===------------------------------------------------------------------------===
//=== OPTIMIZATION OPTIONS
//===------------------------------------------------------------------------===
cl::opt<CompilerDriver::OptimizationLevels> OptLevel(
cl::opt<CompilerDriver::OptimizationLevels> OptLevel(cl::ZeroOrMore,
cl::desc("Choose level of optimization to apply:"),
cl::init(CompilerDriver::OPT_FAST_COMPILE),
cl::values(
@ -152,6 +152,10 @@ cl::opt<bool> DebugOutput("g", cl::init(false),
cl::opt<bool> StripOutput("strip", cl::init(false),
cl::desc("Strip all symbols from linked output file"));
cl::opt<std::string> PrintFileName("print-file-name", cl::Optional,
cl::value_desc("filename"),
cl::desc("Print the full path for the option's value"));
//===------------------------------------------------------------------------===
//=== INFORMATION OPTIONS
//===------------------------------------------------------------------------===
@ -201,7 +205,7 @@ static cl::opt<bool> KeepTemps("keep-temps", cl::Optional,
//=== POSITIONAL OPTIONS
//===------------------------------------------------------------------------===
static cl::list<std::string> Files(cl::Positional, cl::OneOrMore,
static cl::list<std::string> Files(cl::Positional, cl::ZeroOrMore,
cl::desc("[Sources/objects/libraries]"));
static cl::list<std::string> Languages("x", cl::ZeroOrMore,
@ -234,6 +238,17 @@ const std::string GetFileType(const std::string& fname, unsigned pos ) {
} // end anonymous namespace
void handleTerminatingOptions(CompilerDriver* CD) {
if (!PrintFileName.empty()) {
sys::Path path = CD->GetPathForLinkageItem(PrintFileName,false);
std::string p = path.get();
if (p.empty())
std::cout << "Can't locate '" << PrintFileName << "'.\n";
else
std::cout << p << "\n";
exit(0);
}
}
/// @brief The main program for llvmc
int main(int argc, char **argv) {
@ -256,8 +271,6 @@ int main(int argc, char **argv) {
if (OutputFilename.empty())
if (OptLevel == CompilerDriver::LINKING)
OutputFilename = "a.out";
else
throw std::string("An output file must be specified. Please use the -o option");
// Construct the ConfigDataProvider object
LLVMC_ConfigDataProvider Provider;
@ -309,6 +322,10 @@ int main(int argc, char **argv) {
if (!LinkerToolOpts.empty())
CD->setPhaseArgs(CompilerDriver::LINKING, LinkerToolOpts);
// Check for options that cause us to terminate before any significant work
// is done.
handleTerminatingOptions(CD);
// Prepare the list of files to be compiled by the CompilerDriver.
CompilerDriver::InputList InpList;
std::vector<std::string>::iterator fileIt = Files.begin();