From: Richard Kreckel <Richard.Kreckel@uni-mainz.de>
Date: Fri, 11 May 2001 14:16:11 +0000 (+0000)
Subject: * Zapped header dependency from <strstream>.
X-Git-Tag: release_0-8-3~8
X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=commitdiff_plain;h=7ece13ddcc174e28b7b333e5d09900bc90f3dd78;ds=sidebyside

* Zapped header dependency from <strstream>.
---

diff --git a/ginac/numeric.h b/ginac/numeric.h
index 2d856aaa..4f2ba1a1 100644
--- a/ginac/numeric.h
+++ b/ginac/numeric.h
@@ -23,7 +23,6 @@
 #ifndef __GINAC_NUMERIC_H__
 #define __GINAC_NUMERIC_H__
 
-#include <strstream>
 #include "basic.h"
 #include "ex.h"
 
diff --git a/ginac/utils.h b/ginac/utils.h
index 79719feb..6edea866 100644
--- a/ginac/utils.h
+++ b/ginac/utils.h
@@ -24,10 +24,17 @@
 #ifndef __GINAC_UTILS_H__
 #define __GINAC_UTILS_H__
 
-#include <strstream>
+#include "config.h"
+
 #include <string>
 #include <stdexcept>
-#include "config.h"
+#if defined(HAVE_SSTREAM)
+#include <sstream>
+#elif defined(HAVE_STRSTREAM)
+#include <strstream>
+#else
+#error Need either sstream or strstream
+#endif
 #include "assertion.h"
 
 namespace GiNaC {
@@ -36,9 +43,15 @@ namespace GiNaC {
 template<class T>
 std::string ToString(const T & t)
 {
+#if defined(HAVE_SSTREAM)
+	std::ostringstream buf;
+	buf << t << std::ends;
+	return buf.str();
+#else
 	char buf[256];
 	std::ostrstream(buf,sizeof(buf)) << t << std::ends;
 	return buf;
+#endif
 }
 
 /** Exception class thrown by classes which provide their own series expansion