Share some code that is common between integer and

[oota-llvm.git] / lib / Support / StringExtras.cpp

diff --git a/lib/Support/StringExtras.cpp b/lib/Support/StringExtras.cpp
index 8ce371535b6da1fdb1bd3704fdf236ee358f225c..d403a083d47f8543515a0a19eee03397e4db9f15 100644 (file)
--- a/lib/Support/StringExtras.cpp
+++ b/lib/Support/StringExtras.cpp
@@ -2,8 +2,8 @@
 //
 //                     The LLVM Compiler Infrastructure
 //
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
@@ -12,6 +12,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/ADT/StringExtras.h"
+#include <cstring>
 using namespace llvm;
 
 /// getToken - This function extracts one token from source, ignoring any
@@ -21,7 +22,7 @@ using namespace llvm;
 /// The Source source string is updated in place to remove the returned string
 /// and any delimiter prefix from it.
 std::string llvm::getToken(std::string &Source, const char *Delimiters) {
-  unsigned NumDelimiters = std::strlen(Delimiters);
+  size_t NumDelimiters = std::strlen(Delimiters);
 
   // Figure out where the token starts.
   std::string::size_type Start =
@@ -42,10 +43,27 @@ std::string llvm::getToken(std::string &Source, const char *Delimiters) {
   return Result;
 }
 
+/// SplitString - Split up the specified string according to the specified
+/// delimiters, appending the result fragments to the output list.
+void llvm::SplitString(const std::string &Source, 
+                       std::vector<std::string> &OutFragments,
+                       const char *Delimiters) {
+  std::string S = Source;
+  
+  std::string S2 = getToken(S, Delimiters);
+  while (!S2.empty()) {
+    OutFragments.push_back(S2);
+    S2 = getToken(S, Delimiters);
+  }
+}
+
+
 
 /// UnescapeString - Modify the argument string, turning two character sequences
-/// like '\\' 'n' into '\n'.  This handles: \e \a \b \f \n \r \t \v \' \\ and
+/// @verbatim
+/// like '\\' 'n' into '\n'.  This handles: \e \a \b \f \n \r \t \v \' \ and
 /// \num (where num is a 1-3 byte octal value).
+/// @endverbatim
 void llvm::UnescapeString(std::string &Str) {
   for (unsigned i = 0; i != Str.size(); ++i) {
     if (Str[i] == '\\' && i != Str.size()-1) {