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/* /////////////////////////////////////////////////////////////////////////
* File: examples/cpp/misc/example.cpp.misc.strings/example.cpp.misc.strings.cpp
*
* Purpose: C++ example program for Pantheios. Demonstrates:
*
* - use of Pantheios logging statements for string types
* - use of pantheios::logputs() in bail-out conditions
*
* Created: 17th May 2006
* Updated: 6th December 2010
*
* www: http://www.pantheios.org/
*
* License: This source code is placed into the public domain 2006
* by Synesis Software Pty Ltd. There are no restrictions
* whatsoever to your use of the software.
*
* This software is provided "as is", and any warranties,
* express or implied, of any kind and for any purpose, are
* disclaimed.
*
* ////////////////////////////////////////////////////////////////////// */
/* Pantheios Header Files */
#define PANTHEIOS_NO_INCLUDE_OS_AND_3PTYLIB_STRING_ACCESS // Faster compilation
#include <pantheios/pantheios.hpp> // Pantheios C++ main header
/* Standard C/C++ Header Files */
#include <exception> // for std::exception
#include <new> // for std::bad_alloc
#include <string> // for std::string
#include <stdlib.h> // for exit codes
/* ////////////////////////////////////////////////////////////////////// */
/* Define the stock front-end process identity, so that it links when using
* fe.N, fe.simple, etc. */
PANTHEIOS_EXTERN_C const PAN_CHAR_T PANTHEIOS_FE_PROCESS_IDENTITY[] = PANTHEIOS_LITERAL_STRING("example.cpp.misc.strings");
/* ////////////////////////////////////////////////////////////////////// */
#define PSTR(x) PANTHEIOS_LITERAL_STRING(x)
/* ////////////////////////////////////////////////////////////////////// */
typedef std::basic_string<PAN_CHAR_T> string_t;
/* ////////////////////////////////////////////////////////////////////// */
static string_t concat(string_t const& s1, string_t const& s2)
{
return s1 + s2;
}
int main()
{
try
{
PAN_CHAR_T s1[] = PSTR("abc");
PAN_CHAR_T const* s2 = PSTR("def");
// Log two C-style strings
pantheios::log_NOTICE(PSTR("Concatenating '"), s1, PSTR("' and '"), s2, PSTR("'"));
string_t result = concat(s1, s2);
// Log two C-style strings and a std::string
pantheios::log_NOTICE(PSTR("Concatenation of '"), s1, PSTR("' and '"), s2, PSTR("' succeeded; result="), result);
return EXIT_SUCCESS;
}
catch(std::bad_alloc&)
{
pantheios::log(pantheios::alert, PSTR("out of memory"));
}
catch(std::exception& x)
{
pantheios::log_CRITICAL(PSTR("Exception: "), x);
}
catch(...)
{
pantheios::logputs(pantheios::emergency, PSTR("Unexpected unknown error"));
}
return EXIT_FAILURE;
}
/* ///////////////////////////// end of file //////////////////////////// */