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Add new -d option to tblgen. It writes a make(1)-style dependency file.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132395 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Joerg Sonnenberger
2011-06-01 13:10:15 +00:00
parent b6fbec3a54
commit dd137903e4
7 changed files with 68 additions and 36 deletions
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10
lib/Support/SourceMgr.cpp
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@ -49,14 +49,16 @@ SourceMgr::~SourceMgr() {
/// directory or in one of the IncludeDirs. If no file is found, this returns
/// ~0, otherwise it returns the buffer ID of the stacked file.
unsigned SourceMgr::AddIncludeFile(const std::string &Filename,
SMLoc IncludeLoc) {
SMLoc IncludeLoc,
std::string &IncludedFile) {
OwningPtr<MemoryBuffer> NewBuf;
MemoryBuffer::getFile(Filename.c_str(), NewBuf);
IncludedFile = Filename;
MemoryBuffer::getFile(IncludedFile.c_str(), NewBuf);
// If the file didn't exist directly, see if it's in an include path.
for (unsigned i = 0, e = IncludeDirectories.size(); i != e && !NewBuf; ++i) {
std::string IncFile = IncludeDirectories[i] + "/" + Filename;
MemoryBuffer::getFile(IncFile.c_str(), NewBuf);
IncludedFile = IncludeDirectories[i] + "/" + Filename;
MemoryBuffer::getFile(IncludedFile.c_str(), NewBuf);
}
if (NewBuf == 0) return ~0U;