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Last change
on this file was 3529, checked in by bird, 3 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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Property svn:eol-style
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File size:
995 bytes
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| 1 | # stdint_h.m4 serial 9
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| 2 | dnl Copyright (C) 1997-2004, 2006, 2008-2021 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 | dnl From Paul Eggert.
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| 8 |
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| 9 | # Define HAVE_STDINT_H_WITH_UINTMAX if <stdint.h> exists,
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| 10 | # doesn't clash with <sys/types.h>, and declares uintmax_t.
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| 11 |
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| 12 | AC_DEFUN([gl_AC_HEADER_STDINT_H],
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| 13 | [
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| 14 | AC_CACHE_CHECK([for stdint.h], [gl_cv_header_stdint_h],
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| 15 | [AC_COMPILE_IFELSE(
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| 16 | [AC_LANG_PROGRAM(
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| 17 | [[#include <sys/types.h>
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| 18 | #include <stdint.h>]],
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| 19 | [[uintmax_t i = (uintmax_t) -1; return !i;]])],
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| 20 | [gl_cv_header_stdint_h=yes],
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| 21 | [gl_cv_header_stdint_h=no])])
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| 22 | if test $gl_cv_header_stdint_h = yes; then
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| 23 | AC_DEFINE_UNQUOTED([HAVE_STDINT_H_WITH_UINTMAX], [1],
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| 24 | [Define if <stdint.h> exists, doesn't clash with <sys/types.h>,
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| 25 | and declares uintmax_t. ])
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| 26 | fi
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| 27 | ])
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