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Support/MemoryBuffer: Replace all uses of std::string *ErrMsg with error_code &ec. And fix clients.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121379 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael J. Spencer
2010-12-09 17:36:48 +00:00
parent 908b6ddad6
commit 333fb04506
23 changed files with 173 additions and 117 deletions
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lib/Support/SourceMgr.cpp
+4 -3
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@@ -17,6 +17,7 @@
#include "llvm/Support/SourceMgr.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Support/system_error.h"
using namespace llvm;
namespace {
@@ -48,13 +49,13 @@ SourceMgr::~SourceMgr() {
/// ~0, otherwise it returns the buffer ID of the stacked file.
unsigned SourceMgr::AddIncludeFile(const std::string &Filename,
SMLoc IncludeLoc) {
MemoryBuffer *NewBuf = MemoryBuffer::getFile(Filename.c_str());
error_code ec;
MemoryBuffer *NewBuf = MemoryBuffer::getFile(Filename.c_str(), ec);
// 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;
NewBuf = MemoryBuffer::getFile(IncFile.c_str());
NewBuf = MemoryBuffer::getFile(IncFile.c_str(), ec);
}
if (NewBuf == 0) return ~0U;