iup-stack/iup/src/iup_assert.h

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1.9 KiB
C
Executable File

/** \file
* \brief Assert Utilities
*
* See Copyright Notice in "iup.h"
*/
#ifndef __IUP_ASSERT_H
#define __IUP_ASSERT_H
#ifdef __cplusplus
extern "C" {
#endif
/** \defgroup assert Assert Utilities
* \par
* All functions of the main API (Iup***) calls iupASSERT to check the parameters.
* \par
* The IUP main library must be recompiled with the IUP_ASSERT define to enable these checks.
* iupASSERT is not called inside driver dependent functions nor in each control implementation,
* it is used only in the functions of the main API and in some utilities.
* \par
* See \ref iup_assert.h
* \ingroup util */
/* internal functions */
IUP_SDK_API void iupAssert(const char* expr, const char* file, int line, const char* func);
IUP_SDK_API void iupError(const char* format, ...);
/** \def iupASSERT
* \brief If the expression if false,
* displays a message with information of the source code where the assert happen.
*
* \param _expr The evaluated expression.
* \par
* It is a macro that calls a function only if IUP_ASSERT is defined.
* \ingroup assert */
/** \def iupERROR
* \brief Displays an error message. Also used by the iupASSERT.
* \par
* It is a macro that calls a function only if IUP_ASSERT is defined.
* \ingroup assert */
#ifndef IUP_ASSERT
#define iupASSERT(_expr) ((void)0)
#define iupERROR(_msg) ((void)0)
#define iupERROR1(_msg, _p1) ((void)0)
#define iupERROR2(_msg, _p1, _p2) ((void)0)
#else
#ifdef __FUNCTION__
#define iupASSERT(_expr) ((_expr)? (void)0: iupAssert(#_expr, __FILE__, __LINE__, __FUNCTION__))
#else
#define iupASSERT(_expr) ((_expr)? (void)0: iupAssert(#_expr, __FILE__, __LINE__, NULL))
#endif /* __FUNCTION__ */
#define iupERROR(_msg) iupError(_msg)
#define iupERROR1(_msg, _p1) iupError(_msg, _p1)
#define iupERROR2(_msg, _p1, _p2) iupError(_msg, _p1, _p2)
#endif /* IUP_ASSERT */
#ifdef __cplusplus
}
#endif
#endif