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dnl Copyright (C) 2003-2004, 2006-2007, 2009-2023 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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AC_CHECK_FUNCS([mempcpy]) |
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if test $ac_cv_func_mempcpy = no; then |
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HAVE_MEMPCPY=0 |
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fi |
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]) |
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AC_DEFUN([gl_PREREQ_MEMPCPY], [ |
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: |
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]) |
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