| 1 | # SYNOPSIS
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| 2 | #
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| 3 | # AX_CHECK_DEFINE(includefile, define, [ACTION-SUCCESS], [ACTION-FAILURE])
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| 4 | #
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| 5 | # DESCRIPTION
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| 6 | #
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| 7 | # Check whether the given #define is available in the given #include file
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| 8 | #
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| 9 | # LICENSE
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| 10 | #
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| 11 | # See the root directory of the libtpms project for the LICENSE
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| 12 | #
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| 13 | AC_DEFUN([AX_CHECK_DEFINE],
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| 14 | [AC_PREREQ(2.63)
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| 15 | AC_MSG_CHECKING(whether $2 is defined in $1)
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| 16 | AC_COMPILE_IFELSE(
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| 17 | [AC_LANG_PROGRAM([[#include $1]],
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| 18 | [[#ifndef $2
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| 19 | #error $2 not defined
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| 20 | #endif]])],
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| 21 | [
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| 22 | AC_MSG_RESULT([yes])
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| 23 | [$3]
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| 24 | ],
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| 25 | [
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| 26 | AC_MSG_RESULT([no])
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| 27 | [$4]
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| 28 | ]
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| 29 | )
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| 30 | ]
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| 31 | )
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