| 1 | //
 | 
|---|
| 2 | // Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
 | 
|---|
| 3 | //
 | 
|---|
| 4 | // The contents of this file are covered under the licence agreement in the
 | 
|---|
| 5 | // file "LICENCE" distributed with Cforall.
 | 
|---|
| 6 | //
 | 
|---|
| 7 | // assert.h --
 | 
|---|
| 8 | //
 | 
|---|
| 9 | // Author           : Peter A. Buhr
 | 
|---|
| 10 | // Created On       : Thu Aug 18 13:19:26 2016
 | 
|---|
| 11 | // Last Modified By : Andrew Beach
 | 
|---|
| 12 | // Last Modified On : Thu May 23 15:30:00 2017
 | 
|---|
| 13 | // Update Count     : 17
 | 
|---|
| 14 | //
 | 
|---|
| 15 | 
 | 
|---|
| 16 | #pragma once
 | 
|---|
| 17 | // Pragmas for header cleanup tool
 | 
|---|
| 18 | // IWYU pragma: private, include <cassert>
 | 
|---|
| 19 | 
 | 
|---|
| 20 | #include_next <cassert>
 | 
|---|
| 21 | 
 | 
|---|
| 22 | #include <string>
 | 
|---|
| 23 | 
 | 
|---|
| 24 | template < typename ... Params >
 | 
|---|
| 25 | std::string toString( const Params & ... params );
 | 
|---|
| 26 | 
 | 
|---|
| 27 | #ifdef NDEBUG
 | 
|---|
| 28 | 
 | 
|---|
| 29 | #define assertf(expr, fmt, ...) (__ASSERT_VOID_ASSERT (0))
 | 
|---|
| 30 | 
 | 
|---|
| 31 | #else
 | 
|---|
| 32 | 
 | 
|---|
| 33 | #define assertf(expr, fmt, ...) ((expr) \
 | 
|---|
| 34 |         ? (__ASSERT_VOID_CAST (0)) \
 | 
|---|
| 35 |         : __assert_fail_f( #expr, __FILE__, __LINE__, \
 | 
|---|
| 36 |         __ASSERT_FUNCTION, fmt, ## __VA_ARGS__ ))
 | 
|---|
| 37 | 
 | 
|---|
| 38 | void __assert_fail_f(   const char *assertion, const char *file,
 | 
|---|
| 39 |                                                 unsigned int line, const char *function,
 | 
|---|
| 40 |                                                 const char *fmt, ...
 | 
|---|
| 41 |         ) __attribute__((noreturn, format(printf, 5, 6)));
 | 
|---|
| 42 | 
 | 
|---|
| 43 | #endif
 | 
|---|
| 44 | 
 | 
|---|
| 45 | enum StrictAllowNull {NonNull, AllowNull};
 | 
|---|
| 46 | 
 | 
|---|
| 47 | template<typename T, StrictAllowNull nullable = NonNull, typename U>
 | 
|---|
| 48 | static inline T strict_dynamic_cast( const U & src ) {
 | 
|---|
| 49 |         if (nullable == AllowNull && src == nullptr) {
 | 
|---|
| 50 |                 return nullptr;
 | 
|---|
| 51 |         }
 | 
|---|
| 52 |         assert(src);
 | 
|---|
| 53 |         T ret = dynamic_cast<T>(src);
 | 
|---|
| 54 |         assertf(ret, "%s", toString(src).c_str());
 | 
|---|
| 55 |         return ret;
 | 
|---|
| 56 | }
 | 
|---|
| 57 | 
 | 
|---|
| 58 | extern void abort(const char *fmt, ...  ) noexcept __attribute__((noreturn, format(printf, 1, 2)));
 | 
|---|
| 59 | // Local Variables: //
 | 
|---|
| 60 | // tab-width: 4 //
 | 
|---|
| 61 | // mode: c++ //
 | 
|---|
| 62 | // compile-command: "make install" //
 | 
|---|
| 63 | // End: //
 | 
|---|