[trac901] Add missing file

src/lib/log/log_formatter.cc

@@ -0,0 +1,39 @@
+// Copyright (C) 2011  Internet Systems Consortium, Inc. ("ISC")
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+// OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+#include <log/log_formatter.h>
+
+using namespace std;
+using namespace boost;
+
+namespace isc {
+namespace log {
+
+void
+replacePlaceholder(string* message, const string& arg,
+                   const unsigned placeholder)
+{
+    string mark("%" + lexical_cast<string>(placeholder));
+    size_t pos(message->find(mark));
+    if (pos != string::npos) {
+        message->replace(pos, mark.size(), arg);
+    } else {
+        // We're missing the placeholder, so add some complain
+        message->append(" @@Missing placeholder " + mark + " for '" + arg +
+                        "'@@");
+    }
+}
+
+}
+}

src/lib/log/log_formatter.h

@@ -26,8 +26,9 @@ namespace log {
 /// This is used internally by the Formatter. Replaces a placeholder
 /// in the message by replacement. If the placeholder is not found,
 /// it adds a complain at the end.
-void replacePlaceholder(std::string* message, const std::string& replacement,
-                        const unsigned placeholder);
+void
+replacePlaceholder(std::string* message, const std::string& replacement,
+                   const unsigned placeholder);
 
 ///
 /// \brief The log message formatter