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Last change
on this file since 3639 was 3529, checked in by bird, 4 years ago |
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Imported grep 3.7 from grep-3.7.tar.gz (sha256: c22b0cf2d4f6bbe599c902387e8058990e1eee99aef333a203829e5fd3dbb342), applying minimal auto-props.
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File size:
845 bytes
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| 1 | # wmemchr.m4 serial 5
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| 2 | dnl Copyright (C) 2011-2021 Free Software Foundation, Inc.
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| 3 | dnl This file is free software; the Free Software Foundation
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| 4 | dnl gives unlimited permission to copy and/or distribute it,
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| 5 | dnl with or without modifications, as long as this notice is preserved.
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| 6 |
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| 7 | AC_DEFUN([gl_FUNC_WMEMCHR],
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| 8 | [
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| 9 | AC_REQUIRE([gl_WCHAR_H_DEFAULTS])
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| 10 | dnl We cannot use AC_CHECK_FUNCS here, because the MSVC 9 header files
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| 11 | dnl provide this function as an inline function definition.
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| 12 | AC_CACHE_CHECK([for wmemchr], [gl_cv_func_wmemchr],
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| 13 | [AC_LINK_IFELSE(
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| 14 | [AC_LANG_PROGRAM(
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| 15 | [[#include <wchar.h>
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| 16 | ]],
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| 17 | [[return ! wmemchr ((const wchar_t *) 0, (wchar_t) ' ', 0);]])
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| 18 | ],
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| 19 | [gl_cv_func_wmemchr=yes],
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| 20 | [gl_cv_func_wmemchr=no])
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| 21 | ])
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| 22 | if test $gl_cv_func_wmemchr = no; then
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| 23 | HAVE_WMEMCHR=0
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| 24 | fi
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| 25 | ])
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