mirror of
https://https.git.savannah.gnu.org/git/gnulib.git
synced 2026-09-04 04:31:33 +00:00
Paul Eggert
276416a1ae
The explicit_bzero function has been added to glibc. This module is intended to supports its use in GNU programs. * doc/glibc-functions/explicit_bzero.texi, lib/explicit_bzero.c: * m4/explicit_bzero.m4, modules/explicit_bzero: New files. * doc/gnulib.texi (Glibc string.h): Link to new doc. * lib/string.in.h (explicit_bzero): Declare. * m4/string_h.m4 (gl_HEADER_STRING_H_DEFAULTS): Add defaults for it. * modules/string (string.h): Substitute its vars.
23 lines
629 B
Plaintext
23 lines
629 B
Plaintext
dnl Copyright 2017 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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AC_DEFUN([gl_FUNC_EXPLICIT_BZERO],
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[
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AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
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dnl Persuade glibc <string.h> to declare explicit_bzero.
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AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
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AC_CHECK_FUNCS_ONCE([explicit_bzero])
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if test $ac_cv_func_explicit_bzero = no; then
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HAVE_EXPLICIT_BZERO=0
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fi
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])
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AC_DEFUN([gl_PREREQ_EXPLICIT_BZERO],
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[
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AC_CHECK_FUNCS([explicit_memset])
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])
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