[llvm-commits] [llvm] r70437 - in /llvm/trunk: include/llvm/Support/CommandLine.h lib/Support/CommandLine.cpp

[Bill Wendling]

Author: void
Date: Wed Apr 29 18:26:16 2009
New Revision: 70437

URL: http://llvm.org/viewvc/llvm-project?rev=70437&view=rev
Log:
Add support for a character after a command line option. Like '-Os'.

Modified:
    llvm/trunk/include/llvm/Support/CommandLine.h
    llvm/trunk/lib/Support/CommandLine.cpp

Modified: llvm/trunk/include/llvm/Support/CommandLine.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Support/CommandLine.h?rev=70437&r1=70436&r2=70437&view=diff

==============================================================================
--- llvm/trunk/include/llvm/Support/CommandLine.h (original)
+++ llvm/trunk/include/llvm/Support/CommandLine.h Wed Apr 29 18:26:16 2009
@@ -679,6 +679,28 @@
 
 EXTERN_TEMPLATE_INSTANTIATION(class basic_parser<std::string>);
 
+//--------------------------------------------------
+// parser<char>
+//
+template<>
+class parser<char> : public basic_parser<char> {
+public:
+  // parse - Return true on error.
+  bool parse(Option &, const char *, const std::string &Arg,
+             char &Value) {
+    Value = Arg[0];
+    return false;
+  }
+
+  // getValueName - Overload in subclass to provide a better default value.
+  virtual const char *getValueName() const { return "char"; }
+
+  // An out-of-line virtual method to provide a 'home' for this class.
+  virtual void anchor();
+};
+
+EXTERN_TEMPLATE_INSTANTIATION(class basic_parser<char>);
+
 //===----------------------------------------------------------------------===//
 // applicator class - This class is used because we must use partial
 // specialization to handle literal string arguments specially (const char* does
@@ -923,6 +945,7 @@
 EXTERN_TEMPLATE_INSTANTIATION(class opt<unsigned>);
 EXTERN_TEMPLATE_INSTANTIATION(class opt<int>);
 EXTERN_TEMPLATE_INSTANTIATION(class opt<std::string>);
+EXTERN_TEMPLATE_INSTANTIATION(class opt<char>);
 EXTERN_TEMPLATE_INSTANTIATION(class opt<bool>);
 
 //===----------------------------------------------------------------------===//

Modified: llvm/trunk/lib/Support/CommandLine.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/CommandLine.cpp?rev=70437&r1=70436&r2=70437&view=diff

==============================================================================
--- llvm/trunk/lib/Support/CommandLine.cpp (original)
+++ llvm/trunk/lib/Support/CommandLine.cpp Wed Apr 29 18:26:16 2009
@@ -45,10 +45,12 @@
 TEMPLATE_INSTANTIATION(class basic_parser<double>);
 TEMPLATE_INSTANTIATION(class basic_parser<float>);
 TEMPLATE_INSTANTIATION(class basic_parser<std::string>);
+TEMPLATE_INSTANTIATION(class basic_parser<char>);
 
 TEMPLATE_INSTANTIATION(class opt<unsigned>);
 TEMPLATE_INSTANTIATION(class opt<int>);
 TEMPLATE_INSTANTIATION(class opt<std::string>);
+TEMPLATE_INSTANTIATION(class opt<char>);
 TEMPLATE_INSTANTIATION(class opt<bool>);
 
 void Option::anchor() {}
@@ -60,6 +62,7 @@
 void parser<double>::anchor() {}
 void parser<float>::anchor() {}
 void parser<std::string>::anchor() {}
+void parser<char>::anchor() {}
 
 //===----------------------------------------------------------------------===//