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/*
* libjingle
* Copyright 2004--2005, Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#ifndef TALK_BASE_COMMON_H__
#define TALK_BASE_COMMON_H__
#if defined(_MSC_VER)
// warning C4355: 'this' : used in base member initializer list
#pragma warning(disable:4355)
#endif
//////////////////////////////////////////////////////////////////////
// General Utilities
//////////////////////////////////////////////////////////////////////
#ifndef UNUSED
#define UNUSED(x) Unused(static_cast<const void *>(&x))
#define UNUSED2(x,y) Unused(static_cast<const void *>(&x)); Unused(static_cast<const void *>(&y))
#define UNUSED3(x,y,z) Unused(static_cast<const void *>(&x)); Unused(static_cast<const void *>(&y)); Unused(static_cast<const void *>(&z))
#define UNUSED4(x,y,z,a) Unused(static_cast<const void *>(&x)); Unused(static_cast<const void *>(&y)); Unused(static_cast<const void *>(&z)); Unused(static_cast<const void *>(&a))
#define UNUSED5(x,y,z,a,b) Unused(static_cast<const void *>(&x)); Unused(static_cast<const void *>(&y)); Unused(static_cast<const void *>(&z)); Unused(static_cast<const void *>(&a)); Unused(static_cast<const void *>(&b))
inline void Unused(const void *) { }
#endif // UNUSED
#ifndef WIN32
#define strnicmp(x,y,n) strncasecmp(x,y,n)
#define stricmp(x,y) strcasecmp(x,y)
#define stdmax(x,y) std::max(x,y)
#else
#define stdmax(x,y) _max(x,y)
#endif
#define ARRAY_SIZE(x) (static_cast<int>((sizeof(x)/sizeof(x[0]))))
/////////////////////////////////////////////////////////////////////////////
// Assertions
/////////////////////////////////////////////////////////////////////////////
#ifdef ENABLE_DEBUG
namespace talk_base {
// Break causes the debugger to stop executing, or the program to abort
void Break();
// LogAssert writes information about an assertion to the log
void LogAssert(const char * function, const char * file, int line, const char * expression);
inline void Assert(bool result, const char * function, const char * file, int line, const char * expression) {
if (!result) {
LogAssert(function, file, line, expression);
Break();
}
}
}; // namespace talk_base
#if defined(_MSC_VER) && _MSC_VER < 1300
#define __FUNCTION__ ""
#endif
#ifndef ASSERT
#define ASSERT(x) talk_base::Assert((x),__FUNCTION__,__FILE__,__LINE__,#x)
#endif
#ifndef VERIFY
#define VERIFY(x) talk_base::Assert((x),__FUNCTION__,__FILE__,__LINE__,#x)
#endif
#else // !ENABLE_DEBUG
#ifndef ASSERT
#define ASSERT(x) (void)0
#endif
#ifndef VERIFY
#define VERIFY(x) (void)(x)
#endif
#endif // !ENABLE_DEBUG
#define COMPILE_TIME_ASSERT(expr) char CTA_UNIQUE_NAME[expr]
#define CTA_UNIQUE_NAME MAKE_NAME(__LINE__)
#define CTA_MAKE_NAME(line) MAKE_NAME2(line)
#define CTA_MAKE_NAME2(line) constraint_ ## line
//////////////////////////////////////////////////////////////////////
#endif // TALK_BASE_COMMON_H__
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