Changeset 456 for branches/0.6-stable/lib/utility.cc

Timestamp:

Aug 21, 2007, 9:56:06 AM (16 years ago)

Author:

Jari Häkkinen

Message:

Refs #251.

File:

• branches/0.6-stable/lib/utility.cc (modified) (1 diff)

branches/0.6-stable/lib/utility.cc

@@ -61 +61 @@
 
 
+  void copy_file(const std::string& source, const std::string& target)
+  {
+    std::ofstream o(target.c_str());
+    std::ifstream i(source.c_str());
+    while (i.good()) {
+      char ch=i.get();
+      if (i.good())
+        o.put(ch);
+      if (!o.good())
+        throw std::runtime_error(std::string("copy_file: ") +
+                                 "writing target file failed '" + target + "'");
+    }
+    if (!i.eof() && (i.bad() || i.fail()))  // fail on everything except eof
+      throw std::runtime_error(std::string("copy_file: ") +
+                               "error reading source file '" + source + "'");
+    i.close(); o.close();
+  }
+
+
   std::string file_name(const std::string& full_path)
   {