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generic glibc: guard memfd_create & mlock2 declarations

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They were introduced in glibc 2.27
This commit is contained in:
Hugo Beauzée-Luyssen 2025-02-07 11:59:57 +01:00 committed by Alex Rønne Petersen
parent 6a6e72fff8
commit a06a7108c8
1 changed files with 6 additions and 1 deletions
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7
lib/libc/include/generic-glibc/bits/mman-shared.h
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@ -50,6 +50,9 @@
__BEGIN_DECLS
// zig patch: check target glibc version
# if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 27) || __GLIBC__ > 2
/* Create a new memory file descriptor. NAME is a name for debugging.
FLAGS is a combination of the MFD_* constants. */
int memfd_create (const char *__name, unsigned int __flags) __THROW;
@ -58,6 +61,8 @@ int memfd_create (const char *__name, unsigned int __flags) __THROW;
memory. FLAGS is a combination of the MLOCK_* flags above. */
int mlock2 (const void *__addr, size_t __length, unsigned int __flags) __THROW;
#endif /* if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 27) || __GLIBC__ > 2 */
/* Allocate a new protection key, with the PKEY_DISABLE_* bits
specified in ACCESS_RIGHTS. The protection key mask for the
current thread is updated to match the access privilege for the new
@ -82,4 +87,4 @@ int pkey_mprotect (void *__addr, size_t __len, int __prot, int __pkey) __THROW;
__END_DECLS
#endif /* __USE_GNU */
#endif /* __USE_GNU */