Remove sstream dependency.

[libsub.git] / src / raw_convert.h

diff --git a/src/raw_convert.h b/src/raw_convert.h
index 3afb8f787e704a24c7624b42085bd174cedbe269..c392500989baffc3646e21a429845ca778f9b001 100644 (file)
--- a/src/raw_convert.h
+++ b/src/raw_convert.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2014 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2014-2019 Carl Hetherington <cth@carlh.net>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -32,15 +32,24 @@ template <typename P, typename Q>
 P
 raw_convert (Q v, int precision = 16)
 {
-       locked_stringstream s;
-       s.imbue (std::locale::classic ());
-       s << std::setprecision (precision);
-       s << v;
-       P r;
-       s >> r;
-       return r;
+       /* We can't write a generic version of raw_convert; all required
+          versions must be specialised.
+       */
+       BOOST_STATIC_ASSERT (sizeof (Q) == 0);
 }
 
+template <>
+int
+raw_convert (std::string v, int);
+
+template <>
+float
+raw_convert (std::string v, int);
+
+template <>
+std::string
+raw_convert (unsigned long v, int);
+
 };
 
 #endif