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e3a7a9fd96
* modules/memchr-obsolete: New file. * m4/memchr-obsolete.m4: New file. * m4/memchr.m4 (gl_FUNC_MEMCHR): Don't check whether memchr exists if gl_FUNC_MEMCHR_OBSOLETE is not also defined. * modules/memchr (Depends-on): Add memchr-obsolete. * modules/strnlen (Depends-on): Likewise. * doc/posix-functions/memchr.texi: Mention module memchr-obsolete.
25 lines
637 B
Plaintext
25 lines
637 B
Plaintext
@node memchr
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@section @code{memchr}
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@findex memchr
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POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/memchr.html}
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Gnulib module: memchr or memchr-obsolete
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Portability problems fixed by either Gnulib module @code{memchr} or @code{memchr-obsolete}:
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@itemize
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@item
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This function dereferences too much memory on some platforms:
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glibc 2.10 on x86_64, IA-64; glibc 2.11 on Alpha.
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@end itemize
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Portability problems fixed by Gnulib module @code{memchr-obsolete}:
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@itemize
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@item
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This function is missing on some older platforms.
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@end itemize
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Portability problems not fixed by Gnulib:
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@itemize
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@end itemize
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