reorganize directories

[awesomized/libmemcached] / src / libtest / exception.cc

diff --git a/src/libtest/exception.cc b/src/libtest/exception.cc
new file mode 100644 (file)
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--- /dev/null
+++ b/src/libtest/exception.cc
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+/*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
+ *
+ *  Data Differential YATL (i.e. libtest)  library
+ *
+ *  Copyright (C) 2012-2013 Data Differential, http://datadifferential.com/
+ *
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions are
+ *  met:
+ *
+ *      * Redistributions of source code must retain the above copyright
+ *  notice, this list of conditions and the following disclaimer.
+ *
+ *      * Redistributions in binary form must reproduce the above
+ *  copyright notice, this list of conditions and the following disclaimer
+ *  in the documentation and/or other materials provided with the
+ *  distribution.
+ *
+ *      * The names of its contributors may not be used to endorse or
+ *  promote products derived from this software without specific prior
+ *  written permission.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include "libtest/yatlcon.h"
+#include <libtest/common.h>
+#include <cstdarg>
+
+namespace libtest {
+
+exception::exception(const char *file_arg, int line_arg, const char *func_arg):
+  std::exception(),
+  _line(line_arg),
+  _file(file_arg),
+  _func(func_arg),
+  _error_message(NULL),
+  _error_message_size(0)
+{
+}
+
+#ifndef __INTEL_COMPILER
+# pragma GCC diagnostic ignored "-Wformat-nonliteral"
+#endif
+void exception::init(va_list args_)
+{
+  const char *format= va_arg(args_, const char *);
+  int error_message_length= vasprintf(&_error_message, format, args_);
+  assert(error_message_length != -1);
+  if (error_message_length > 0)
+  {
+    _error_message_size= error_message_length +1;
+  }
+}
+
+exception::~exception() throw()
+{
+  if (_error_message)
+  {
+    free(_error_message);
+  }
+}
+
+void exception::what(size_t length_, const char* message_)
+{
+  if (length_ > 0 and message_)
+  {
+    char *ptr= (char*) realloc(_error_message, length_ +1);
+    if (ptr)
+    {
+      _error_message= ptr;
+      memcpy(_error_message, message_, length_);
+      _error_message[length_]= 0;
+    }
+  }
+}
+
+exception::exception(const exception& other) :
+  std::exception(),
+  _line(other._line),
+  _file(other._file),
+  _func(other._func),
+  _error_message_size(0)
+{
+  if (other.length() > 0)
+  {
+    _error_message= (char*) malloc(other.length() +1);
+    if (_error_message)
+    {
+      memcpy(_error_message, other._error_message, other.length());
+      _error_message_size= other.length();
+    }
+  }
+}
+
+} // namespace libtest
+