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lib: guard definition of strl{cat,cpy} against glibc version when _FORTIFY_SOURCE is enabled.

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Signed-off-by: Federico Di Pierro <nierro92@gmail.com>
This commit is contained in:
Federico Di Pierro 2024-08-30 14:55:24 +02:00 committed by Andrew Kelley
parent a76e98e7d5
commit b7a98d0d59
1 changed files with 7 additions and 1 deletions
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8
lib/libc/include/generic-glibc/bits/string_fortified.h
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@ -150,6 +150,11 @@ __NTH (strncat (__fortify_clang_overload_arg (char *, __restrict, __dest),
__glibc_objsize (__dest));
}
/*
* strlcpy and strlcat introduced in glibc 2.38
* https://sourceware.org/git/?p=glibc.git;a=commit;h=2e0bbbfbf95fc9e22692e93658a6fbdd2d4554da
*/
#if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 38) || __GLIBC__ > 2
#ifdef __USE_MISC
extern size_t __strlcpy_chk (char *__dest, const char *__src, size_t __n,
size_t __destlen) __THROW;
@ -186,5 +191,6 @@ __NTH (strlcat (__fortify_clang_overload_arg (char *, __restrict, __dest),
return __strlcat_alias (__dest, __src, __n);
}
#endif /* __USE_MISC */
#endif /* glibc v2.38 and later */
#endif /* bits/string_fortified.h */
#endif /* bits/string_fortified.h */