Removed the now unused pushvar.h file.

Makefile.am

@@ -82,7 +82,6 @@ pkginclude_HEADERS =			   \
 	src/utils.h			   \
 	src/flags.h			   \
 	src/hooks.h			   \
-	src/pushvar.h			   \
 	src/error.h			   \
 	src/times.h			   \
 	src/mask.h			   \

src/pushvar.h

@@ -1,89 +0,0 @@
-/*
- * Copyright (c) 2003-2009, John Wiegley.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * - Redistributions of source code must retain the above copyright
- *   notice, this list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above copyright
- *   notice, this list of conditions and the following disclaimer in the
- *   documentation and/or other materials provided with the distribution.
- *
- * - Neither the name of New Artisans LLC nor the names of its
- *   contributors may be used to endorse or promote products derived from
- *   this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/**
- * @addtogroup util
- */
-
-/**
- * @file   pushvar.h
- * @author John Wiegley
- *
- * @ingroup util
- *
- * @brief  Adds a facility to C++ for handling "scoped yet global".
- */
-#ifndef _PUSHVAR_H
-#define _PUSHVAR_H
-
-/**
- * @brief Brief
- *
- * Long.
- */
-template <typename T>
-class push_variable : public boost::noncopyable
-{
-  push_variable();
-
-public:
-  T&   var;
-  T    prev;
-  bool enabled;
-
-  explicit push_variable(T& _var)
-    : var(_var), prev(var), enabled(true) {
-    TRACE_CTOR(push_variable, "T&");
-  }
-  explicit push_variable(T& _var, const T& value)
-    : var(_var), prev(var), enabled(true) {
-    TRACE_CTOR(push_variable, "T&, constT&");
-    var = value;
-  }
-  ~push_variable() throw() {
-    TRACE_DTOR(push_variable);
-    if (enabled)
-      var = prev;
-  }
-
-  T& operator*() {
-    return var;
-  }
-  T * operator->() {
-    return &var;
-  }
-
-  void clear() {
-    enabled = false;
-  }
-};
-
-#endif // _PUSHVAR_H

src/utils.h

@@ -473,7 +473,6 @@ void finish_timer(const char * name);
 #include "times.h"
 #include "flags.h"
 #include "stream.h"
-#include "pushvar.h"
 
 enum caught_signal_t {
   NONE_CAUGHT,