From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001
From: "Zancanaro; Carlo" <czan8762@plang3.cs.usyd.edu.au>
Date: Mon, 24 Sep 2012 09:58:17 +1000
Subject: Add the clang library to the repo (with some of my changes, too).

---
 clang/tools/diagtool/DiagTool.cpp | 68 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 clang/tools/diagtool/DiagTool.cpp

(limited to 'clang/tools/diagtool/DiagTool.cpp')

diff --git a/clang/tools/diagtool/DiagTool.cpp b/clang/tools/diagtool/DiagTool.cpp
new file mode 100644
index 0000000..36e72a2
--- /dev/null
+++ b/clang/tools/diagtool/DiagTool.cpp
@@ -0,0 +1,68 @@
+//===- DiagTool.cpp - Classes for defining diagtool tools -------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements the boilerplate for defining diagtool tools.
+//
+//===----------------------------------------------------------------------===//
+
+#include "DiagTool.h"
+#include "llvm/ADT/StringMap.h"
+#include "llvm/ADT/SmallString.h"
+#include <vector>
+
+using namespace diagtool;
+
+DiagTool::DiagTool(llvm::StringRef toolCmd,
+                   llvm::StringRef toolDesc)
+  : cmd(toolCmd), description(toolDesc) {}
+
+DiagTool::~DiagTool() {}
+
+typedef llvm::StringMap<DiagTool *> ToolMap;
+static inline ToolMap *getTools(void *v) { return static_cast<ToolMap*>(v); }
+
+DiagTools::DiagTools() : tools(new ToolMap()) {}
+DiagTools::~DiagTools() { delete getTools(tools); }
+
+DiagTool *DiagTools::getTool(llvm::StringRef toolCmd) {
+  ToolMap::iterator it = getTools(tools)->find(toolCmd);
+  return (it == getTools(tools)->end()) ? 0 : it->getValue();
+}
+
+void DiagTools::registerTool(DiagTool *tool) {
+  getTools(tools)->GetOrCreateValue(tool->getName(), tool);  
+}
+
+void DiagTools::printCommands(llvm::raw_ostream &out) {
+  std::vector<llvm::StringRef> toolNames;
+  unsigned maxName = 0;
+  for (ToolMap::iterator it = getTools(tools)->begin(),
+       ei = getTools(tools)->end(); it != ei; ++it) {
+    toolNames.push_back(it->getKey());
+    unsigned len = it->getKey().size();
+    if (len > maxName)
+      maxName = len;    
+  }
+  std::sort(toolNames.begin(), toolNames.end());
+
+  for (std::vector<llvm::StringRef>::iterator it = toolNames.begin(),
+       ei = toolNames.end(); it != ei; ++it) {
+
+    out << "  " << (*it);
+    unsigned spaces = (maxName + 3) - (it->size());
+    for (unsigned i = 0; i < spaces; ++i)
+      out << ' ';
+    
+    out << getTool(*it)->getDescription() << '\n';    
+  }
+}
+
+namespace diagtool {
+  llvm::ManagedStatic<DiagTools> diagTools;
+}
-- 
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