25 lines
788 B
C
25 lines
788 B
C
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/*
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* Macros used to cast between pointers and integers (e.g. when storing an int
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* in ClientData), on 64-bit architectures they avoid gcc warning about "cast
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* to/from pointer from/to integer of different size".
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*/
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#if !defined(INT2PTR) && !defined(PTR2INT)
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# if defined(HAVE_INTPTR_T) || defined(intptr_t)
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# define INT2PTR(p) ((void *)(intptr_t)(p))
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# define PTR2INT(p) ((int)(intptr_t)(p))
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# else
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# define INT2PTR(p) ((void *)(p))
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# define PTR2INT(p) ((int)(p))
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# endif
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#endif
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#if !defined(UINT2PTR) && !defined(PTR2UINT)
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# if defined(HAVE_UINTPTR_T) || defined(uintptr_t)
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# define UINT2PTR(p) ((void *)(uintptr_t)(p))
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# define PTR2UINT(p) ((unsigned int)(uintptr_t)(p))
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# else
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# define UINT2PTR(p) ((void *)(p))
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# define PTR2UINT(p) ((unsigned int)(p))
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# endif
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#endif
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