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/****************************************************************************/
/* */
/* This file is part of QSopt_ex. */
/* */
/* (c) Copyright 2006 by David Applegate, William Cook, Sanjeeb Dash, */
/* and Daniel Espinoza */
/* */
/* Sanjeeb Dash ownership of copyright in QSopt_ex is derived from his */
/* copyright in QSopt. */
/* */
/* This code may be used under the terms of the GNU General Public License */
/* (Version 2.1 or later) as published by the Free Software Foundation. */
/* */
/* Alternatively, use is granted for research purposes only. */
/* */
/* It is your choice of which of these two licenses you are operating */
/* under. */
/* */
/* We make no guarantees about the correctness or usefulness of this code. */
/* */
/****************************************************************************/
/* RCSINFO $Id: except.h,v 1.3 2003/11/05 17:02:10 meven Exp $ */
#ifndef ILL_except
#define ILL_except
#include "allocrus.h"
#include "trace.h"
/* Version 2.4 and later of GCC define a magical variable `__PRETTY_FUNCTION__'
which contains the name of the function currently being defined.
# define __DEV_FUNCTION__ __PRETTY_FUNCTION__
This is broken in G++ before version 2.6.
C9x has a similar variable called __func__, but prefer the GCC one since
it demangles C++ function names. */
# ifdef __GNUC__
# if __GNUC__ > 2 || (__GNUC__ == 2 \
&& __GNUC_MINOR__ >= (defined __cplusplus ? 6 : 4))
# define __DEV_FUNCTION__ __PRETTY_FUNCTION__
# else
# define __DEV_FUNCTION__ ((__const char *) 0)
# endif
# else
# if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
# define __DEV_FUNCTION__ __func__
# else
# define __DEV_FUNCTION__ ((const char *) 0)
# endif
# endif
/* put debugger breakpoint here */
extern void ILL_report (
const char *msg,
const char *fct,
const char *file,
unsigned int line,
int with_source_info);
/* printed message looks as follows
*
* with_source_info == 0: <msg> + "\n"
*
* with_source_info == 1: if (fct != NULL)
* <msg> + " in function <fct>\n";
* else
* <msg> + " in file <file> line <line>\n";
*/
#define ILL_GENERAL_ERROR -1
#define ILL_NO_MEMORY 2
#define ILL_NULL_PTR 3
#define ILL_REPORT(msg,with) \
ILL_report(msg, __DEV_FUNCTION__, __FILE__, __LINE__, with)
#ifdef NDEBUG
#define ILL_REPRT(msg) \
ILL_report(msg, __DEV_FUNCTION__, __FILE__, __LINE__, 0)
#else
#define ILL_REPRT(msg) \
ILL_report(msg, __DEV_FUNCTION__, __FILE__, __LINE__, 1)
#endif
#define ILL_RESULT(expr, msg) \
{ \
if (TRACE > 0) { ILL_RETURN(expr, msg); } \
return expr; \
}
#define ILL_RETURN_PTR(ptr, msg) \
{ void *ILL_RETURN_p = ptr; \
if (ILL_RETURN_p == NULL) { \
if (TRACE > 0) ILL_REPRT(msg); \
} \
return ILL_RETURN_p; \
}
#ifdef NDEBUG
#define ILL_RETURN(expr, msg) \
{ \
if (expr != 0) { \
if (TRACE > 0) ILL_REPRT(msg); \
} \
return expr; \
}
#else
#define ILL_RETURN(expr, msg) \
{ \
if (expr != 0) { \
ILL_REPRT(msg); \
} \
ILL_IFTRACE("%s: returning %d\n", __DEV_FUNCTION__, expr); \
return expr; \
}
#endif
#define ILL_CHECKnull(expr, msg) \
{ if ((expr) == NULL) { \
ILL_REPRT(msg); \
rval = ILL_NULL_PTR; \
goto CLEANUP; \
} }
#define ILL_FAILtrue(expr, msg) \
{ if (expr) { \
ILL_REPRT(msg); \
rval = ILL_GENERAL_ERROR; \
goto CLEANUP; \
} }
#define ILL_FAILtrue_no_rval(expr, msg) \
{ if (expr) { \
ILL_REPRT(msg); \
goto CLEANUP; \
} }
#define ILL_FAILfalse(expr, msg) ILL_FAILtrue(!(expr), msg)
#define ILL_FAILfalse_no_rval(expr, msg) ILL_FAILtrue_no_rval(!(expr), msg)
#define ILL_ERROR(rval, msg) { \
fprintf(stderr, "%s\n", msg); \
rval = 1; goto CLEANUP; \
}
#define ILL_CLEANUP_IF(rval) { if ((rval) != 0) { goto CLEANUP; } }
#define ILL_CLEANUP goto CLEANUP
#define ILL_SAFE_MALLOC(lhs, n, type) \
{ lhs = ILL_UTIL_SAFE_MALLOC(n, type, lhs); \
if (lhs == NULL) { \
ILL_REPRT("Out of memory"); \
rval = ILL_NO_MEMORY; \
goto CLEANUP; \
}}
#define ILL_SAFE_MALLOC_no_rval(lhs, n, type) \
{ lhs = ILL_UTIL_SAFE_MALLOC(n, type, lhs); \
if (lhs == NULL) { \
ILL_REPRT("Out of memory"); \
goto CLEANUP; \
}}
#define ILL_NEW(ptr, type) ILL_SAFE_MALLOC(ptr, 1, type)
#define ILL_NEW_no_rval(ptr, type) ILL_SAFE_MALLOC_no_rval(ptr, 1, type)
/* we define debugging verbosity for singular basis */
extern int __QS_SB_VERB;
#endif
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