added examples

[libt2n] / examples-codegen / example2 / default.cpp

diff --git a/examples-codegen/example2/default.cpp b/examples-codegen/example2/default.cpp
new file mode 100644 (file)
index 0000000..5585969
--- /dev/null
+++ b/examples-codegen/example2/default.cpp
@@ -0,0 +1,111 @@
+/*
+    Copyright (C) 2006                                                    
+    intra2net.com                                                         
+
+    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
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+#include "default_common.hxx"
+
+//! test pass by copy
+LIBT2N_EXPORT std::string testfunc(std::string str) 
+{
+    std::string ret;
+    if (str=="throw")
+        throw libt2n::t2n_runtime_error("throw me around");
+    if (str=="big")
+        ret.insert(0,100*1024,'x');
+    else
+        ret=str+", testfunc() was here";
+    return ret;
+}
+
+//! test pass by const reference
+LIBT2N_EXPORT std::string testfunc_ref(const std::string &str) 
+{
+    std::string ret;
+    if (str=="throw")
+        throw libt2n::t2n_runtime_error("throw me around");
+    if (str=="big")
+        ret.insert(0,100*1024,'x');
+    else
+        ret=str+", testfunc() was here";
+    return ret;
+}
+
+//! test builtin type
+LIBT2N_EXPORT int t2(int i) 
+{
+    return i;
+}
+
+//! test const ref of builtin
+LIBT2N_EXPORT int t3(const int &i) 
+{
+    return i;
+}
+
+//! test pointer to const data
+LIBT2N_EXPORT int t4(const int* i) 
+{
+    return *i;
+}
+
+//! test no args
+LIBT2N_EXPORT int t5() 
+{
+    return 10;
+}
+
+//! test no args and no return
+LIBT2N_EXPORT void t6() 
+{
+    throw libt2n::t2n_runtime_error("throw me around2");
+}
+
+template <typename X>
+unsigned
+sumT(const X &x) {
+  unsigned res=0;
+  for (typename X::const_iterator it=x.begin();it!=x.end();++it)
+    res+=*it;
+  return res;
+}
+
+// todo: export of explicitely instantiated template functions doesn't work
+
+//! test vector
+LIBT2N_EXPORT unsigned sum(const std::vector<unsigned> &v)
+{return sumT(v);}
+
+//! test list
+LIBT2N_EXPORT unsigned sum(const std::list<unsigned> &v)
+{return sumT(v);}
+
+//! test set
+LIBT2N_EXPORT unsigned sum(const std::set<unsigned> &v)
+{return sumT(v);}
+
+//! test return of std::pair
+LIBT2N_EXPORT std::pair<int,int> pdup(int i) {
+  return std::pair<int,int>(i,i);
+}
+
+/*
+  todo: boost doesn't provide serialization for boost tuple :-(
+  //! test return of boost::tuple
+  LIBT2N_EXPORT boost::tuple<int,int,int,int> quad(int i) {
+  return std::tuple<int,int,int,int>(i,i,i,i);
+}
+*/