kaguya
36 lines
957 B
C
36 lines
957 B
C
#ifndef _SYS_SYSMACROS_H
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#define _SYS_SYSMACROS_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <bits/inline-definition.h>
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__MLIBC_INLINE_DEFINITION unsigned int __mlibc_dev_major(
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unsigned long long int __dev) {
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return ((__dev >> 8) & 0xfff) | ((unsigned int)(__dev >> 32) & ~0xfff);
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}
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__MLIBC_INLINE_DEFINITION unsigned int __mlibc_dev_minor(
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unsigned long long int __dev) {
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return (__dev & 0xff) | ((unsigned int)(__dev >> 12) & ~0xff);
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}
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__MLIBC_INLINE_DEFINITION unsigned long long int __mlibc_dev_makedev(
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unsigned int __major, unsigned int __minor) {
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return ((__minor & 0xff) | ((__major & 0xfff) << 8)
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| (((unsigned long long int)(__minor & ~0xff)) << 12)
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| (((unsigned long long int)(__major & ~0xfff)) << 32));
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}
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#define major(dev) __mlibc_dev_major(dev)
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#define minor(dev) __mlibc_dev_minor(dev)
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#define makedev(major, minor) __mlibc_dev_makedev(major, minor)
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_SYSMACROS_H */
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