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I guess nobody has needed to use the SVR4olator to create device

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nodes, or if they did, they're now locked away on the Kurt Gdel
memorial home for the numerically confused:

Don't cast a kernel pointer (from makedev(9)) to an integer (maj+minor combo).
This commit is contained in:
phk 2004-02-07 18:54:34 +00:00
parent db7086ef8b
commit 71932b3b20
1 changed files with 2 additions and 2 deletions
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4
sys/compat/svr4/svr4_types.h
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@ -68,14 +68,14 @@ typedef struct timespec svr4_timestruc_t;
#define svr4_omakedev(x,y) ((svr4_o_dev_t)((((x) << 8) & 0x7f00) | \
(((y) << 0) & 0x00ff)))
#define svr4_to_bsd_odev_t(d) makedev(svr4_omajor(d), svr4_ominor(d))
#define svr4_to_bsd_odev_t(d) makeudev(svr4_omajor(d), svr4_ominor(d))
#define bsd_to_svr4_odev_t(d) svr4_omakedev(umajor(d), uminor(d))
#define svr4_major(x) ((int32_t)((((x) & 0xfffc0000) >> 18)))
#define svr4_minor(x) ((int32_t)((((x) & 0x0003ffff) >> 0)))
#define svr4_makedev(x,y) ((svr4_dev_t)((((x) << 18) & 0xfffc0000) | \
(((y) << 0) & 0x0003ffff)))
#define svr4_to_bsd_dev_t(d) makedev(svr4_major(d), svr4_minor(d))
#define svr4_to_bsd_dev_t(d) makeudev(svr4_major(d), svr4_minor(d))
#define bsd_to_svr4_dev_t(d) svr4_makedev(umajor(d), uminor(d))
#endif /* !_SVR4_TYPES_H_ */