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Update from Gnulib by running admin/merge-gnulib

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This commit is contained in:
Paul Eggert
2022-12-17 23:11:55 -08:00
parent 5a344d90c5
commit bda755bf92
9 changed files with 133 additions and 70 deletions
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17
lib/string.in.h
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@@ -347,6 +347,23 @@ _GL_WARN_ON_USE (memrchr, "memrchr is unportable - "
# endif
#endif
/* Overwrite a block of memory. The compiler will not optimize
effects away, even if the block is dead after the call. */
#if @GNULIB_MEMSET_EXPLICIT@
# if ! @HAVE_MEMSET_EXPLICIT@
_GL_FUNCDECL_SYS (memset_explicit, void *,
(void *__dest, int __c, size_t __n) _GL_ARG_NONNULL ((1)));
# endif
_GL_CXXALIAS_SYS (memset_explicit, void *, (void *__dest, int __c, size_t __n));
_GL_CXXALIASWARN (memset_explicit);
#elif defined GNULIB_POSIXCHECK
# undef memset_explicit
# if HAVE_RAW_DECL_MEMSET_EXPLICIT
_GL_WARN_ON_USE (memset_explicit, "memset_explicit is unportable - "
"use gnulib module memset_explicit for portability");
# endif
#endif
/* Find the first occurrence of C in S. More efficient than
memchr(S,C,N), at the expense of undefined behavior if C does not
occur within N bytes. */