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Last change
on this file since 522 was 305, checked in by Paul Smedley, 17 years ago |
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Update source to ALSA 1.0.16 level
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File size:
433 bytes
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| 1 | /* $Id: err.h,v 1.1.1.1 2003/07/02 13:57:00 eleph Exp $ */
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| 2 |
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| 3 | #ifndef _LINUX_ERR_H
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| 4 | #define _LINUX_ERR_H
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| 5 | #define IS_ERR_VALUE(x) ((x) > (unsigned long)-1000L)
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| 6 |
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| 7 | static inline void *ERR_PTR(long error)
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| 8 | {
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| 9 | return (void *) error;
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| 10 | }
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| 11 |
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| 12 | static inline long PTR_ERR(const void *ptr)
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| 13 | {
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| 14 | return (long) ptr;
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| 15 | }
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| 16 |
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| 17 | static inline long IS_ERR(const void *ptr)
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| 18 | {
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| 19 | return IS_ERR_VALUE((unsigned long)ptr);
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| 20 | }
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| 21 |
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| 22 | #endif /* _LINUX_ERR_H */
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