35 lines
935 B
C
35 lines
935 B
C
/* $NetBSD: bounds.h,v 1.3 1995/04/21 02:47:47 briggs Exp $ */
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#if defined(CHECKBOUNDS)
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#undef CHECKBOUNDS
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/* This requires ANSI C stringification. */
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#define CHECKBOUNDS(a, i) { \
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if ( (((a) + (i)) < (a)) || \
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(((a) + (i)) >= ((a) + (sizeof(a) / sizeof(*(a))))) ) { \
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printf("index " #i " (%d) exceeded bounds of " #a \
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", '%s' line %d.\n", (i), __FILE__, __LINE__); \
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printf("halting...\n"); \
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/*asm(" stop #0x2700");*/ \
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} \
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}
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#define CHECKPOINTER(a, p) { \
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if ( ((p) < (a)) || \
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((p) >= ((a) + (sizeof(a) / sizeof(*(a))))) ) { \
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printf("pointer " #p " (0x%X) exceeded bounds of " #a \
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" (0x%X), '%s' line %d.\n", \
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(p), (a), __FILE__, __LINE__); \
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printf("halting...\n"); \
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/*asm(" stop #0x2700");*/ \
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} \
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}
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#else /* !defined(CHECKBOUNDS) */
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#define CHECKBOUNDS(a, i)
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#define CHECKPOINTER(a, p)
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#endif /* defined(CHECKBOUNDS) */
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