uapi/linux/libc-compat.h

1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
3  * Compatibility interface for userspace libc header coordination:
6  * exclusion of UAPI structures and definitions in coordination with another
9  * This header is intended to solve the problem of UAPI definitions that
10  * conflict with userspace definitions. If a UAPI header has such conflicting
13  * * Synchronize the UAPI header and the libc headers so either one can be
20  * (a) Include libc-compat.h in the UAPI header.
21  *      e.g. #include <linux/libc-compat.h>
24  * (b) In libc-compat.h add enough code to detect that the comflicting
25  *     userspace libc header has been included first.
27  * (c) If the userspace libc header has been included first define a set of
31  * (d) Back in the UAPI header with the conflicting definitions, guard the
55 /* Coordinate with glibc net/if.h header. */
89 /* Coordinate with glibc netinet/in.h header. */