56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
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#ifndef _LINUX_LIBC_COMPAT_H
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#define _LINUX_LIBC_COMPAT_H
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/* We have included glibc headers... */
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#if defined(__GLIBC__) || defined(__MUSL__)
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/* Coordinate with glibc net/if.h header. */
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#if defined(_NET_IF_H)
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/* GLIBC headers included first so don't define anything
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* that would already be defined. */
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#define __DEF_IF_IFCONF 0
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#define __DEF_IF_IFMAP 0
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#define __DEF_IF_IFNAMSIZ 0
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#define __DEF_IF_IFREQ 0
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/* Everything up to IFF_DYNAMIC, matches net/if.h until glibc 2.23 */
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#define __DEF_IF_NET_DEVICE_FLAGS 0
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/* For the future if glibc adds IFF_LOWER_UP, IFF_DORMANT and IFF_ECHO */
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#ifndef __DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO
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#define __DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO 1
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#endif /* __DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO */
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#else /* _NET_IF_H */
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/* Linux headers included first, and we must define everything
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* we need. The expectation is that glibc will check the
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* __DEF_* defines and adjust appropriately. */
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#define __DEF_IF_IFCONF 1
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#define __DEF_IF_IFMAP 1
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#define __DEF_IF_IFNAMSIZ 1
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#define __DEF_IF_IFREQ 1
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/* Everything up to IFF_DYNAMIC, matches net/if.h until glibc 2.23 */
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#define __DEF_IF_NET_DEVICE_FLAGS 1
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/* For the future if glibc adds IFF_LOWER_UP, IFF_DORMANT and IFF_ECHO */
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#define __DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO 1
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#endif /* _NET_IF_H */
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#else /* !defined(__GLIBC__) */
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/* Definitions for if.h */
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#define __DEF_IF_IFCONF 1
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#define __DEF_IF_IFMAP 1
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#define __DEF_IF_IFNAMSIZ 1
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#define __DEF_IF_IFREQ 1
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/* Everything up to IFF_DYNAMIC, matches net/if.h until glibc 2.23 */
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#define __DEF_IF_NET_DEVICE_FLAGS 1
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/* For the future if glibc adds IFF_LOWER_UP, IFF_DORMANT and IFF_ECHO */
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#define __DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO 1
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#endif /* __GLIBC__ */
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#endif /* _LINUX_LIBC_COMPAT_H */
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