assert.cpp

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/*
* Runtime assertion checking
* (C) 2010,2012,2018 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
 
#include <botan/exceptn.h>
#include <botan/internal/fmt.h>
#include <sstream>
 
#if defined(BOTAN_TERMINATE_ON_ASSERTS)
  #include <cstdlib>
  #include <iostream>
#endif
 
namespace Botan {
 
void throw_invalid_argument(const char* message,
                            const char* func,
                            const char* file)
   {
   throw Invalid_Argument(fmt("{} in {}:{}", message, func, file));
   }
 
void throw_invalid_state(const char* expr,
                         const char* func,
                         const char* file)
   {
   throw Invalid_State(fmt("Invalid state: expr {} was false in {}:{}", expr, func, file));
   }
 
void assertion_failure(const char* expr_str,
                       const char* assertion_made,
                       const char* func,
                       const char* file,
                       int line)
   {
   std::ostringstream format;
 
   format << "False assertion ";
 
   if(assertion_made && assertion_made[0] != 0)
      format << "'" << assertion_made << "' (expression " << expr_str << ") ";
   else
      format << expr_str << " ";
 
   if(func)
      format << "in " << func << " ";
 
   format << "@" << file << ":" << line;
 
#if defined(BOTAN_TERMINATE_ON_ASSERTS)
   std::cerr << format.str() << '\n';
   std::abort();
#else
   throw Internal_Error(format.str());
#endif
   }
 
}