[libsigcplusplus/variadic_mem_fun3: 133/148] use limit_reference.h as a regular .h file.

[Murray Cumming <murrayc src gnome org>]

commit 796ba33ff178e1f0daf03ea7951dd51134f84a1a
Author: Murray Cumming <murrayc murrayc com>
Date:   Sat Mar 5 11:54:53 2016 +0100

    use limit_reference.h as a regular .h file.
    
    Instead of generating it.

 sigc++/.gitignore                                  |    1 -
 sigc++/filelist.am                                 |   11 ++----
 .../limit_reference.h.m4 => limit_reference.h}     |   30 +++----------------
 3 files changed, 9 insertions(+), 33 deletions(-)
---
diff --git a/sigc++/.gitignore b/sigc++/.gitignore
index e64b803..6069b32 100644
--- a/sigc++/.gitignore
+++ b/sigc++/.gitignore
@@ -1,2 +1 @@
-/limit_reference.h
 /functors/mem_fun.h
diff --git a/sigc++/filelist.am b/sigc++/filelist.am
index 93bd7d1..295a2e3 100644
--- a/sigc++/filelist.am
+++ b/sigc++/filelist.am
@@ -16,9 +16,7 @@
 ## along with this library.  If not, see <http://www.gnu.org/licenses/>.
 
 # Base (./)
-base_m4 = template.macros.m4 limit_reference.h.m4
-base_built_cc =
-base_built_h = limit_reference.h
+base_m4 = template.macros.m4
 
 # Functors (functors/)
 functors_m4 = mem_fun.h.m4
@@ -28,15 +26,14 @@ functors_built_h = mem_fun.h
 # Combine all the above parts with right directories prefixed
 sigc_m4 = $(base_m4:%=macros/%) \
          $(functors_m4:%=functors/macros/%)
-sigc_built_cc = $(base_built_cc) \
-         $(functors_built_cc:%=functors/%)
-sigc_built_h = $(base_built_h) \
-         $(functors_built_h:%=functors/%)
+sigc_built_cc = $(functors_built_cc:%=functors/%)
+sigc_built_h = $(functors_built_h:%=functors/%)
 
 sigc_public_h =                                \
        bind.h                          \
        bind_return.h                   \
        connection.h                    \
+       limit_reference.h \
        member_method_trait.h \
        reference_wrapper.h             \
        retype_return.h                 \
diff --git a/sigc++/macros/limit_reference.h.m4 b/sigc++/limit_reference.h
similarity index 78%
rename from sigc++/macros/limit_reference.h.m4
rename to sigc++/limit_reference.h
index 9fa0de9..ba056b8 100644
--- a/sigc++/macros/limit_reference.h.m4
+++ b/sigc++/limit_reference.h
@@ -1,26 +1,5 @@
-dnl Copyright 2002, The libsigc++ Development Team
-dnl
-dnl This library is free software; you can redistribute it and/or
-dnl modify it under the terms of the GNU Lesser General Public
-dnl License as published by the Free Software Foundation; either
-dnl version 2.1 of the License, or (at your option) any later version.
-dnl
-dnl This library is distributed in the hope that it will be useful,
-dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
-dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-dnl Lesser General Public License for more details.
-dnl
-dnl You should have received a copy of the GNU Lesser General Public
-dnl License along with this library; if not, write to the Free Software
-dnl Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-dnl
-divert(-1)
-
-include(template.macros.m4)
-
-divert(0)
-
-_FIREWALL([LIMIT_REFERENCE])
+#ifndef _SIGC_LIMIT_REFERENCE_H_
+#define _SIGC_LIMIT_REFERENCE_H_
 
 #include <sigc++/visit_each.h>
 #include <sigc++/type_traits.h>
@@ -128,8 +107,8 @@ private:
 };
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
-/** Implementation of visitor specialized for the [$1]limit_reference
- * class, to call visit_each() on the entity returned by the [$1]limit_reference's
+/** Implementation of visitor specialized for the $1limit_reference
+ * class, to call visit_each() on the entity returned by the $1limit_reference's
  * visit() method.
  * @tparam T_type The type of the reference
  * @tparam T_action The type of functor to invoke.
@@ -150,3 +129,4 @@ struct visitor<limit_reference<T_type> >
 
 } /* namespace sigc */
 
+#endif /* _SIGC_LIMIT_REFERENCE_H_ */