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Support CCC_ADD_ARGS in new driver. 

llvm-svn: 68231
This commit is contained in:
Daniel Dunbar 2009-04-01 19:08:46 +00:00
parent b4b81d8ab1
commit dae1d347df
1 changed files with 37 additions and 2 deletions
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39
clang/tools/driver/driver.cpp
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@ -82,8 +82,43 @@ int main(int argc, const char **argv) {
TheDriver(new Driver(Path.getBasename().c_str(), Path.getDirname().c_str(),
llvm::sys::getHostTriple().c_str(),
"a.out", Diags));
llvm::OwningPtr<Compilation> C(TheDriver->BuildCompilation(argc, argv));
llvm::OwningPtr<Compilation> C;
// Handle CCC_ADD_ARGS, a comma separated list of extra arguments.
if (const char *Cur = ::getenv("CCC_ADD_ARGS")) {
std::set<std::string> SavedStrings;
std::vector<const char*> StringPointers;
// FIXME: Driver shouldn't take extra initial argument.
StringPointers.push_back(argv[0]);
for (;;) {
const char *Next = strchr(Cur, ',');
if (Next) {
if (Cur != Next) {
const char *P =
SavedStrings.insert(std::string(Cur, Next)).first->c_str();
StringPointers.push_back(P);
}
Cur = Next + 1;
} else {
if (*Cur != '\0') {
const char *P =
SavedStrings.insert(std::string(Cur)).first->c_str();
StringPointers.push_back(P);
}
break;
}
}
StringPointers.insert(StringPointers.end(), argv + 1, argv + argc);
C.reset(TheDriver->BuildCompilation(StringPointers.size(),
&StringPointers[0]));
} else
C.reset(TheDriver->BuildCompilation(argc, argv));
int Res = 0;
if (C.get())