From 4b1e037fb0f763cd3e3401d71b66269440d75dbf Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Sun, 27 Sep 2009 18:20:49 +0200
Subject: Generate parsing constructors and parsing code

Also generate some runtime support code such exceptions, value
parsers, etc.
---
 cli/header.cxx | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 61 insertions(+), 3 deletions(-)

(limited to 'cli/header.cxx')

diff --git a/cli/header.cxx b/cli/header.cxx
index c248690..8033b7f 100644
--- a/cli/header.cxx
+++ b/cli/header.cxx
@@ -25,6 +25,8 @@ namespace
     }
   };
 
+  //
+  //
   struct option_data: traversal::option, context
   {
     option_data (context& c) : context (c) {}
@@ -62,9 +64,61 @@ namespace
          << "public:" << endl
          << endl;
 
+      // c-tors
+      //
+      string um ("::cli::unknown_mode");
+
+      os << name << " (int argc," << endl
+         << "char** argv," << endl
+         << um << " option = " << um << "::fail," << endl
+         << um << " argument = " << um << "::stop);"
+         << endl;
+
+      os << name << " (int start," << endl
+         << "int argc," << endl
+         << "char** argv," << endl
+         << um << " option = " << um << "::fail," << endl
+         << um << " argument = " << um << "::stop);"
+         << endl;
+
+      os << name << " (int argc," << endl
+         << "char** argv," << endl
+         << "int& end," << endl
+         << um << " option = " << um << "::fail," << endl
+         << um << " argument = " << um << "::stop);"
+         << endl;
+
+      os << name << " (int start," << endl
+         << "int argc," << endl
+         << "char** argv," << endl
+         << "int& end," << endl
+         << um << " option = " << um << "::fail," << endl
+         << um << " argument = " << um << "::stop);"
+         << endl;
+
+      //
+      //
+      os << "// Option accessors." << endl
+         << "//" << endl
+         << "public:" << endl
+         << endl;
+
       names (c, names_option_);
 
-      os << "private:" << endl;
+      // _parse()
+      //
+      os << "private:" << endl
+         << "int" << endl
+         << "_parse (int start," << endl
+         << "int argc," << endl
+         << "char** argv," << endl
+         << um << " option," << endl
+         << um << " argument);"
+         << endl;
+
+      // Data members.
+      //
+      os << "public:" << endl; //@@ tmp
 
       names (c, names_option_data_);
 
@@ -101,11 +155,15 @@ generate_header (context& ctx)
   includes includes (ctx);
   traversal::names unit_names;
   namespace_ ns (ctx);
-  traversal::names ns_names;
   class_ cl (ctx);
 
   unit >> includes;
-  unit >> unit_names >> ns >> ns_names >> ns;
+  unit >> unit_names >> ns;
+  unit_names >> cl;
+
+  traversal::names ns_names;
+
+  ns >> ns_names >> ns;
   ns_names >> cl;
 
   unit.dispatch (ctx.unit);
-- 
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