Add support for const data members

Const data members are automatically treated as readonly. New test:
const-member.

4 files changed, 339 insertions, 0 deletions

diff --git a/common/const-member/driver.cxx b/common/const-member/driver.cxx
new file mode 100644
index 0000000..8cd815e
--- /dev/null
+++ b/common/const-member/driver.cxx
@@ -0,0 +1,119 @@
+// file      : common/const-member/driver.cxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+// Test const data members. The readonly test tests that const
+// members are automatically treated as read-only.
+//
+
+#include <memory>   // std::auto_ptr
+#include <cassert>
+#include <iostream>
+
+#include <odb/database.hxx>
+#include <odb/transaction.hxx>
+
+#include <common/common.hxx>
+
+#include "test.hxx"
+#include "test-odb.hxx"
+
+using namespace std;
+using namespace odb::core;
+
+int
+main (int argc, char* argv[])
+{
+  try
+  {
+    auto_ptr<database> db (create_database (argc, argv));
+
+    // Const ids.
+    //
+    {
+      const_id o (1);
+
+      {
+        transaction t (db->begin ());
+        db->persist (o);
+        t.commit ();
+      }
+
+      {
+        transaction t (db->begin ());
+        db->load<const_id> (1, o);
+        t.commit ();
+        assert (o.id == 1);
+      }
+    }
+
+    {
+      {
+        const_auto_id o;
+        transaction t (db->begin ());
+        db->persist (o);
+        t.commit ();
+        assert (o.id == 1);
+      }
+
+      {
+        transaction t (db->begin ());
+        auto_ptr<const_auto_id> o (db->load<const_auto_id> (1));
+        t.commit ();
+        assert (o->id == 1);
+      }
+    }
+
+    // Container.
+    //
+    {
+      container o (1, 1);
+
+      {
+        transaction t (db->begin ());
+        db->persist (o);
+        t.commit ();
+      }
+
+      {
+        transaction t (db->begin ());
+        auto_ptr<container> o (db->load<container> (1));
+        t.commit ();
+
+        assert (o->ccom.vec.size () == 1 && o->ccom.vec[0] == 1 &&
+                o->ccom.cvec.size () == 1 && o->ccom.cvec[0] == 1 &&
+                o->cvec.size () == 1 && o->cvec[0] == 1);
+      }
+    }
+
+    // Wrapper.
+    //
+    {
+      wrapper o (1, "abc", 1);
+
+      {
+        transaction t (db->begin ());
+        db->persist (o);
+        t.commit ();
+      }
+
+      {
+        transaction t (db->begin ());
+        auto_ptr<wrapper> o (db->load<wrapper> (1));
+        t.commit ();
+
+        assert (*o->str == "abc" &&
+                o->com->str == "abc" && o->com->num == 1 &&
+                o->com->vec.size () == 1 && o->com->vec[0] == 1 &&
+                o->vec->size () == 1 && (*o->vec)[0] == 1);
+      }
+    }
+
+  }
+  catch (const odb::exception& e)
+  {
+    cerr << e.what () << endl;
+    return 1;
+  }
+}
diff --git a/common/const-member/makefile b/common/const-member/makefile
new file mode 100644
index 0000000..33d135b
--- /dev/null
+++ b/common/const-member/makefile
@@ -0,0 +1,109 @@
+# file      : common/const-member/makefile
+# author    : Boris Kolpackov <boris@codesynthesis.com>
+# copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+# license   : GNU GPL v2; see accompanying LICENSE file
+
+include $(dir $(lastword $(MAKEFILE_LIST)))../../build/bootstrap.make
+
+cxx_tun := driver.cxx
+odb_hdr := test.hxx
+cxx_obj := $(addprefix $(out_base)/,$(cxx_tun:.cxx=.o) $(odb_hdr:.hxx=-odb.o))
+cxx_od  := $(cxx_obj:.o=.o.d)
+
+common.l             := $(out_root)/libcommon/common/common.l
+common.l.cpp-options := $(out_root)/libcommon/common/common.l.cpp-options
+
+driver  := $(out_base)/driver
+dist    := $(out_base)/.dist
+test    := $(out_base)/.test
+clean   := $(out_base)/.clean
+
+# Import.
+#
+$(call import,\
+  $(scf_root)/import/odb/stub.make,\
+  odb: odb,odb-rules: odb_rules)
+
+# Build.
+#
+$(driver): $(cxx_obj) $(common.l)
+$(cxx_obj) $(cxx_od): cpp_options := -I$(out_base) -I$(src_base)
+$(cxx_obj) $(cxx_od): $(common.l.cpp-options)
+
+genf := $(addprefix $(odb_hdr:.hxx=-odb),.hxx .ixx .cxx) $(odb_hdr:.hxx=.sql)
+gen  := $(addprefix $(out_base)/,$(genf))
+
+$(gen): $(odb)
+$(gen): odb := $(odb)
+$(gen) $(dist): export odb_options += --database $(db_id) --generate-schema \
+--table-prefix common_const_member_
+$(gen): cpp_options := -I$(src_base)
+$(gen): $(common.l.cpp-options)
+
+$(call include-dep,$(cxx_od),$(cxx_obj),$(gen))
+
+# Alias for default target.
+#
+$(out_base)/: $(driver)
+
+# Dist
+#
+name := $(subst /,-,$(subst $(src_root)/common/,,$(src_base)))
+
+$(dist): db_id := @database@
+$(dist): sources := $(cxx_tun)
+$(dist): headers := $(odb_hdr)
+$(dist): data_dist := test.std
+$(dist): export name := $(name)
+$(dist): export extra_dist := $(data_dist) $(call vc9projs,$(name)) \
+$(call vc10projs,$(name))
+$(dist):
+	$(call dist-data,$(sources) $(headers) $(data_dist))
+	$(call meta-automake,../template/Makefile.am)
+	$(call meta-vc9projs,../template/template,$(name))
+	$(call meta-vc10projs,../template/template,$(name))
+
+# Test.
+#
+$(test): $(driver) $(src_base)/test.std
+	$(call schema)
+	$(call message,test $<,$< --options-file $(dcf_root)/db.options \
+>$(out_base)/test.out)
+	$(call message,,diff -u $(src_base)/test.std $(out_base)/test.out)
+	$(call message,,rm -f $(out_base)/test.out)
+
+# Clean.
+#
+$(clean):                            \
+  $(driver).o.clean                  \
+  $(addsuffix .cxx.clean,$(cxx_obj)) \
+  $(addsuffix .cxx.clean,$(cxx_od))  \
+  $(addprefix $(out_base)/,$(odb_hdr:.hxx=-odb.cxx.hxx.clean))
+	$(call message,,rm -f $(out_base)/test.out)
+
+# Generated .gitignore.
+#
+ifeq ($(out_base),$(src_base))
+$(driver): | $(out_base)/.gitignore
+
+$(out_base)/.gitignore: files := driver $(genf)
+$(clean): $(out_base)/.gitignore.clean
+
+$(call include,$(bld_root)/git/gitignore.make)
+endif
+
+# How to.
+#
+$(call include,$(bld_root)/dist.make)
+$(call include,$(bld_root)/meta/vc9proj.make)
+$(call include,$(bld_root)/meta/vc10proj.make)
+$(call include,$(bld_root)/meta/automake.make)
+
+$(call include,$(odb_rules))
+$(call include,$(bld_root)/cxx/cxx-d.make)
+$(call include,$(bld_root)/cxx/cxx-o.make)
+$(call include,$(bld_root)/cxx/o-e.make)
+
+# Dependencies.
+#
+$(call import,$(src_root)/libcommon/makefile)
diff --git a/common/const-member/test.hxx b/common/const-member/test.hxx
new file mode 100644
index 0000000..c987cf8
--- /dev/null
+++ b/common/const-member/test.hxx
@@ -0,0 +1,111 @@
+// file      : common/const-member/test.hxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef TEST_HXX
+#define TEST_HXX
+
+#include <vector>
+#include <string>
+#include <memory> // std::auto_ptr
+
+#include <odb/core.hxx>
+
+// Const ids.
+//
+#pragma db object
+struct const_id
+{
+  const_id (unsigned long i): id (i) {}
+  const_id (): id (0) {}
+
+  #pragma db id
+  const unsigned long id;
+};
+
+#pragma db object
+struct const_auto_id
+{
+  const_auto_id (): id (0) {}
+
+  #pragma db id auto
+  const unsigned long id;
+};
+
+// Container.
+//
+#pragma db value
+struct container_value
+{
+  container_value (unsigned long x)
+  {
+    vec.push_back (x);
+    const_cast<std::vector<unsigned long>&> (cvec).push_back (x);
+  }
+
+  container_value () {}
+
+  std::vector<unsigned long> vec;
+  const std::vector<unsigned long> cvec;
+};
+
+#pragma db object
+struct container
+{
+  container (unsigned long i, unsigned long x)
+      : id (i), ccom (x)
+  {
+    const_cast<std::vector<unsigned long>&> (cvec).push_back (x);
+  }
+
+  container () {}
+
+  #pragma db id
+  unsigned long id;
+
+  const container_value ccom;
+  const std::vector<unsigned long> cvec;
+};
+
+// Wrapper.
+//
+#pragma db value
+struct wrapped_value
+{
+  wrapped_value (const std::string& s, unsigned long n)
+      : str (s), num (n)
+  {
+    vec.push_back (n);
+  }
+
+  wrapped_value () {}
+
+  const std::string str;
+  unsigned long num;
+  std::vector<unsigned long> vec;
+};
+
+#pragma db object
+struct wrapper
+{
+  wrapper (unsigned long i, const std::string& s, unsigned long n)
+      : id (i),
+        str (new std::string (s)),
+        com (new wrapped_value (s, n)),
+        vec (new std::vector<unsigned long>)
+  {
+    const_cast<std::vector<unsigned long>&> (*vec).push_back (n);
+  }
+
+  wrapper () {}
+
+  #pragma db id
+  unsigned long id;
+
+  const std::auto_ptr<const std::string> str;
+  const std::auto_ptr<const wrapped_value> com;
+  const std::auto_ptr< const std::vector<unsigned long> > vec;
+};
+
+#endif // TEST_HXX
diff --git a/common/const-member/test.std b/common/const-member/test.std
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/common/const-member/test.std