30 lines
857 B
Text
30 lines
857 B
Text
# mempcpy.m4
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# serial 14
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dnl Copyright (C) 2003-2004, 2006-2007, 2009-2024 Free Software Foundation,
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dnl 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_MEMPCPY],
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[
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dnl Persuade glibc <string.h> to declare mempcpy().
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AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
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dnl The mempcpy() declaration in lib/string.in.h uses 'restrict'.
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AC_REQUIRE([AC_C_RESTRICT])
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AC_REQUIRE([gl_STRING_H_DEFAULTS])
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gl_CHECK_FUNCS_ANDROID([mempcpy], [[#include <string.h>]])
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if test $ac_cv_func_mempcpy = no; then
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HAVE_MEMPCPY=0
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case "$gl_cv_onwards_func_mempcpy" in
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future*) REPLACE_MEMPCPY=1 ;;
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esac
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fi
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])
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# Prerequisites of lib/mempcpy.c.
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AC_DEFUN([gl_PREREQ_MEMPCPY], [
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:
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])
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