MemoryBuffer API update.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@121956 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/FileManager.cpp b/lib/Basic/FileManager.cpp
index 22a63de..488d4c3 100644
--- a/lib/Basic/FileManager.cpp
+++ b/lib/Basic/FileManager.cpp
@@ -401,55 +401,54 @@
llvm::MemoryBuffer *FileManager::
getBufferForFile(const FileEntry *Entry, std::string *ErrorStr) {
+ llvm::OwningPtr<llvm::MemoryBuffer> Result;
llvm::error_code ec;
if (FileSystemOpts.WorkingDir.empty()) {
const char *Filename = Entry->getName();
// If the file is already open, use the open file descriptor.
if (Entry->FD != -1) {
- llvm::MemoryBuffer *Buf =
- llvm::MemoryBuffer::getOpenFile(Entry->FD, Filename, ec,
- Entry->getSize());
- if (Buf == 0 && ErrorStr)
+ ec = llvm::MemoryBuffer::getOpenFile(Entry->FD, Filename, Result,
+ Entry->getSize());
+ if (ErrorStr)
*ErrorStr = ec.message();
// getOpenFile will have closed the file descriptor, don't reuse or
// reclose it.
Entry->FD = -1;
- return Buf;
+ return Result.take();
}
// Otherwise, open the file.
- llvm::MemoryBuffer *res =
- llvm::MemoryBuffer::getFile(Filename, ec, Entry->getSize());
- if (res == 0 && ErrorStr)
+ ec = llvm::MemoryBuffer::getFile(Filename, Result, Entry->getSize());
+ if (ec && ErrorStr)
*ErrorStr = ec.message();
- return res;
+ return Result.take();
}
llvm::sys::Path FilePath(Entry->getName());
FixupRelativePath(FilePath, FileSystemOpts);
- llvm::MemoryBuffer *res =
- llvm::MemoryBuffer::getFile(FilePath.c_str(), ec, Entry->getSize());
- if (res == 0 && ErrorStr)
+ ec = llvm::MemoryBuffer::getFile(FilePath.c_str(), Result, Entry->getSize());
+ if (ec && ErrorStr)
*ErrorStr = ec.message();
- return res;
+ return Result.take();
}
llvm::MemoryBuffer *FileManager::
getBufferForFile(llvm::StringRef Filename, std::string *ErrorStr) {
+ llvm::OwningPtr<llvm::MemoryBuffer> Result;
llvm::error_code ec;
if (FileSystemOpts.WorkingDir.empty()) {
- llvm::MemoryBuffer *res = llvm::MemoryBuffer::getFile(Filename, ec);
- if (res == 0 && ErrorStr)
+ ec = llvm::MemoryBuffer::getFile(Filename, Result);
+ if (ec && ErrorStr)
*ErrorStr = ec.message();
- return res;
+ return Result.take();
}
llvm::sys::Path FilePath(Filename);
FixupRelativePath(FilePath, FileSystemOpts);
- llvm::MemoryBuffer *res = llvm::MemoryBuffer::getFile(FilePath.c_str(), ec);
- if (res == 0 && ErrorStr)
+ ec = llvm::MemoryBuffer::getFile(FilePath.c_str(), Result);
+ if (ec && ErrorStr)
*ErrorStr = ec.message();
- return res;
+ return Result.take();
}
/// getStatValue - Get the 'stat' information for the specified path, using the
diff --git a/lib/Driver/ToolChains.cpp b/lib/Driver/ToolChains.cpp
index 9af6263..e292c8f 100644
--- a/lib/Driver/ToolChains.cpp
+++ b/lib/Driver/ToolChains.cpp
@@ -1244,11 +1244,9 @@
}
static LinuxDistro DetectLinuxDistro(llvm::Triple::ArchType Arch) {
- llvm::error_code ec;
- llvm::OwningPtr<const llvm::MemoryBuffer>
- LsbRelease(llvm::MemoryBuffer::getFile("/etc/lsb-release", ec));
- if (LsbRelease) {
- llvm::StringRef Data = LsbRelease.get()->getBuffer();
+ llvm::OwningPtr<llvm::MemoryBuffer> File;
+ if (!llvm::MemoryBuffer::getFile("/etc/lsb-release", File)) {
+ llvm::StringRef Data = File.get()->getBuffer();
llvm::SmallVector<llvm::StringRef, 8> Lines;
Data.split(Lines, "\n");
for (unsigned int i = 0, s = Lines.size(); i < s; ++ i) {
@@ -1257,17 +1255,15 @@
else if (Lines[i] == "DISTRIB_CODENAME=lucid")
return UbuntuLucid;
else if (Lines[i] == "DISTRIB_CODENAME=jaunty")
- return UbuntuJaunty;
+ return UbuntuJaunty;
else if (Lines[i] == "DISTRIB_CODENAME=karmic")
return UbuntuKarmic;
}
return UnknownDistro;
}
- llvm::OwningPtr<const llvm::MemoryBuffer>
- RHRelease(llvm::MemoryBuffer::getFile("/etc/redhat-release", ec));
- if (RHRelease) {
- llvm::StringRef Data = RHRelease.get()->getBuffer();
+ if (!llvm::MemoryBuffer::getFile("/etc/redhat-release", File)) {
+ llvm::StringRef Data = File.get()->getBuffer();
if (Data.startswith("Fedora release 14 (Laughlin)"))
return Fedora14;
else if (Data.startswith("Fedora release 13 (Goddard)"))
@@ -1275,10 +1271,8 @@
return UnknownDistro;
}
- llvm::OwningPtr<const llvm::MemoryBuffer>
- DebianVersion(llvm::MemoryBuffer::getFile("/etc/debian_version", ec));
- if (DebianVersion) {
- llvm::StringRef Data = DebianVersion.get()->getBuffer();
+ if (!llvm::MemoryBuffer::getFile("/etc/debian_version", File)) {
+ llvm::StringRef Data = File.get()->getBuffer();
if (Data[0] == '5')
return DebianLenny;
else if (Data.startswith("squeeze/sid"))
@@ -1286,10 +1280,8 @@
return UnknownDistro;
}
- llvm::OwningPtr<const llvm::MemoryBuffer>
- SuseRelease(llvm::MemoryBuffer::getFile("/etc/SuSE-release", ec));
- if (SuseRelease) {
- llvm::StringRef Data = SuseRelease.get()->getBuffer();
+ if (!llvm::MemoryBuffer::getFile("/etc/SuSE-release", File)) {
+ llvm::StringRef Data = File.get()->getBuffer();
if (Data.startswith("openSUSE 11.3"))
return OpenSuse11_3;
return UnknownDistro;
diff --git a/lib/Frontend/CompilerInstance.cpp b/lib/Frontend/CompilerInstance.cpp
index d1e1e69..d97e8c7 100644
--- a/lib/Frontend/CompilerInstance.cpp
+++ b/lib/Frontend/CompilerInstance.cpp
@@ -487,9 +487,8 @@
}
SourceMgr.createMainFileID(File);
} else {
- llvm::error_code ec;
- llvm::MemoryBuffer *SB = llvm::MemoryBuffer::getSTDIN(ec);
- if (!SB) {
+ llvm::OwningPtr<llvm::MemoryBuffer> SB;
+ if (llvm::MemoryBuffer::getSTDIN(SB)) {
// FIXME: Give ec.message() in this diag.
Diags.Report(diag::err_fe_error_reading_stdin);
return false;
@@ -497,7 +496,7 @@
const FileEntry *File = FileMgr.getVirtualFile(SB->getBufferIdentifier(),
SB->getBufferSize(), 0);
SourceMgr.createMainFileID(File);
- SourceMgr.overrideFileContents(File, SB);
+ SourceMgr.overrideFileContents(File, SB.take());
}
assert(!SourceMgr.getMainFileID().isInvalid() &&
diff --git a/lib/Lex/PTHLexer.cpp b/lib/Lex/PTHLexer.cpp
index aeec3fc..975753b 100644
--- a/lib/Lex/PTHLexer.cpp
+++ b/lib/Lex/PTHLexer.cpp
@@ -437,11 +437,9 @@
PTHManager *PTHManager::Create(const std::string &file, Diagnostic &Diags) {
// Memory map the PTH file.
- llvm::error_code ec;
- llvm::OwningPtr<llvm::MemoryBuffer> File(
- llvm::MemoryBuffer::getFile(file, ec));
+ llvm::OwningPtr<llvm::MemoryBuffer> File;
- if (!File) {
+ if (llvm::MemoryBuffer::getFile(file, File)) {
// FIXME: Add ec.message() to this diag.
Diags.Report(diag::err_invalid_pth_file) << file;
return 0;
diff --git a/lib/Serialization/ASTReader.cpp b/lib/Serialization/ASTReader.cpp
index bbabf80..a4ba496 100644
--- a/lib/Serialization/ASTReader.cpp
+++ b/lib/Serialization/ASTReader.cpp
@@ -2278,7 +2278,7 @@
std::string ErrStr;
llvm::error_code ec;
if (FileName == "-") {
- F.Buffer.reset(llvm::MemoryBuffer::getSTDIN(ec));
+ ec = llvm::MemoryBuffer::getSTDIN(F.Buffer);
if (ec)
ErrStr = ec.message();
} else