Store the command line in a more convenient format on non-windows platforms.

base/command_line.h

Index: base/command_line.h
===================================================================
--- base/command_line.h	(revision 3369)
+++ base/command_line.h	(working copy)
@@ -32,6 +32,7 @@
   CommandLine(const std::wstring& command_line);
 #elif defined(OS_POSIX)
   CommandLine(int argc, const char* const* argv);
+  CommandLine(const std::vector<std::string>& argv);
 #endif
 
   ~CommandLine();
@@ -67,6 +68,11 @@
   // Simply returns the original command line string.
   std::wstring command_line_string() const;
 
+#if defined(OS_POSIX)
+  // Returns the original command line string as a vector of c-strings.

[Evan Martin, 2008/10/15 21:54:40]

This comment is no longer accurate.  ("c-strings" should be just "strings")

+  const std::vector<std::string>& argv() const;
+#endif
+
   // Returns the program part of the command line string (the first item).
   std::wstring program() const;
 
@@ -80,6 +86,16 @@
   // Treat everything after this argument as loose parameters.
   static const wchar_t kSwitchTerminator[];
 
+  // Return a copy of the string prefixed with a switch prefix.
+  // Used internally.
+  static std::wstring PrefixedSwitchString(const std::wstring& switch_string);
+
+  // Return a copy of the string prefixed with a switch prefix,
+  // and appended with the given value. Used internally.
+  static std::wstring PrefixedSwitchStringWithValue(
+                        const std::wstring& switch_string,
+                        const std::wstring& value_string);
+
   // Appends the given switch string (preceded by a space and a switch
   // prefix) to the given string.
   static void AppendSwitch(std::wstring* command_line_string,