#
#
# add_file "specialized_lexical_cast.cc"
#  content [68bbce15ba5547d5fd3864106540e374b2dc7029]
# 
# add_file "specialized_lexical_cast.hh"
#  content [ca247b704ab5bab202aa0ca87ac213371f1f7458]
# 
# patch "Makefile.am"
#  from [782c145b15c9cb84fe237260d7190fb8d9138649]
#    to [21c268b576044d1a95fc266e5ac44a079a2bfd24]
# 
# patch "roster.cc"
#  from [48f5189daf2fed1db746b3bd3b0de2e56dd8097e]
#    to [15adfd583f65d20b920933966f24fee2861406e0]
# 
# patch "roster_delta.cc"
#  from [4d06fa6a95df2ff254ce9572a57bc0b0d1bb7e52]
#    to [23a29080ca95c48aaed1492f2bd9b00340e86d9a]
#
============================================================
--- specialized_lexical_cast.cc	68bbce15ba5547d5fd3864106540e374b2dc7029
+++ specialized_lexical_cast.cc	68bbce15ba5547d5fd3864106540e374b2dc7029
@@ -0,0 +1,55 @@
+// Copyright (C) 2007 Timothy Brownawell <address@hidden>
+//
+// This program is made available under the GNU GPL version 2.0 or
+// greater. See the accompanying file COPYING for details.
+//
+// This program is distributed WITHOUT ANY WARRANTY; without even the
+// implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+// PURPOSE.
+
+
+#include "specialized_lexical_cast.hh"
+
+template<>
+std::string boost::lexical_cast<std::string, unsigned int>(unsigned int const & _i)
+{
+  unsigned int i = _i;
+  if (!i)
+    return std::string("0");
+
+  unsigned int const maxlen = sizeof(unsigned int) * 3;
+  char buf[1+maxlen];
+  buf[maxlen] = '\0';
+
+  unsigned int pos = maxlen;
+
+  while (i && pos <= maxlen)
+    {
+      --pos;
+      buf[pos] = ('0' + (i%10));
+      i /= 10;
+    }
+  return std::string(buf+pos);
+}
+
+template<>
+unsigned int boost::lexical_cast<unsigned int, std::string>(std::string const & s)
+{
+  unsigned int out = 0;
+  std::string::const_iterator i;
+  for (i = s.begin(); i != s.end() && (unsigned int)(*i - '0') < 10; ++i)
+    {
+      out = out*10 + (*i - '0');
+    }
+  if (i != s.end())
+    throw boost::bad_lexical_cast();
+  return out;
+}
+
+// Local Variables:
+// mode: C++
+// fill-column: 76
+// c-file-style: "gnu"
+// indent-tabs-mode: nil
+// End:
+// vim: et:sw=2:sts=2:ts=2:cino=>2s,{s,\:s,+s,t0,g0,^-2,e-2,n-2,p2s,(0,=s:
============================================================
--- specialized_lexical_cast.hh	ca247b704ab5bab202aa0ca87ac213371f1f7458
+++ specialized_lexical_cast.hh	ca247b704ab5bab202aa0ca87ac213371f1f7458
@@ -0,0 +1,37 @@
+#ifndef __SPECIALIZED_LEXICAL_CAST_HH__
+#define __SPECIALIZED_LEXICAL_CAST_HH__
+
+
+// Copyright (C) 2007 Timothy Brownawell <address@hidden>
+//
+// This program is made available under the GNU GPL version 2.0 or
+// greater. See the accompanying file COPYING for details.
+//
+// This program is distributed WITHOUT ANY WARRANTY; without even the
+// implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+// PURPOSE.
+
+
+#include <boost/lexical_cast.hpp>
+
+// Generic lexical_cast can be a bit slow sometimes. If a particular
+// version shows up in profiles, consider writing a specialization.
+
+namespace boost {
+  template<>
+  std::string lexical_cast<std::string, unsigned int>(unsigned int const & _i);
+
+  template<>
+  unsigned int lexical_cast<unsigned int, std::string>(std::string const & s);
+
+}
+
+#endif
+
+// Local Variables:
+// mode: C++
+// fill-column: 76
+// c-file-style: "gnu"
+// indent-tabs-mode: nil
+// End:
+// vim: et:sw=2:sts=2:ts=2:cino=>2s,{s,\:s,+s,t0,g0,^-2,e-2,n-2,p2s,(0,=s:
============================================================
--- Makefile.am	782c145b15c9cb84fe237260d7190fb8d9138649
+++ Makefile.am	21c268b576044d1a95fc266e5ac44a079a2bfd24
@@ -83,6 +83,7 @@ MOST_SOURCES = 								\
 	package_revision.c package_revision.h				\
 	package_full_revision.c package_full_revision.h			\
 	option.cc option.hh options.cc options.hh options_list.hh	\
+	specialized_lexical_cast.cc specialized_lexical_cast.hh		\
 	i18n.h parallel_iter.hh safe_map.hh pch.hh
 
 NETXX_SOURCES =								\
============================================================
--- roster.cc	48f5189daf2fed1db746b3bd3b0de2e56dd8097e
+++ roster.cc	15adfd583f65d20b920933966f24fee2861406e0
@@ -23,14 +23,13 @@
 #include "vocab.hh"
 #include "transforms.hh"
 #include "simplestring_xform.hh"
+#include "specialized_lexical_cast.hh"
 #include "file_io.hh"
 #include "parallel_iter.hh"
 #include "restrictions.hh"
 #include "safe_map.hh"
 #include "ui.hh"
 
-#include <boost/lexical_cast.hpp>
-
 using std::inserter;
 using std::make_pair;
 using std::map;
============================================================
--- roster_delta.cc	4d06fa6a95df2ff254ce9572a57bc0b0d1bb7e52
+++ roster_delta.cc	23a29080ca95c48aaed1492f2bd9b00340e86d9a
@@ -13,7 +13,7 @@
 #include <set>
 #include <map>
 
-#include <boost/lexical_cast.hpp>
+#include "specialized_lexical_cast.hh"
 
 #include "safe_map.hh"
 #include "parallel_iter.hh"