22 lines
852 B
Plaintext
22 lines
852 B
Plaintext
dnl By default, AC_RUN_IFELSE() fails if it detects cross-compilation
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dnl but it provides the fourth argument to customize the handling.
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dnl In our case, we would fall back to trying just to link then -
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dnl the result would not be as relevant regarding run-time behavior
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dnl of the code, but at least we would know that API and ABI are ok.
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dnl Per original /usr/share/autoconf/autoconf/general.m4 which makes
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dnl a similar wrapper:
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dnl # AC_TRY_RUN(PROGRAM,
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dnl # [ACTION-IF-TRUE], [ACTION-IF-FALSE],
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dnl # [ACTION-IF-CROSS-COMPILING = RUNTIME-ERROR])
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dnl # -------------------------------------------------------
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AC_DEFUN([AX_RUN_OR_LINK_IFELSE],
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[
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AC_RUN_IFELSE([$1], [$2], [$3],
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[
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AC_MSG_WARN([Current build is a cross-build, so not running test binaries, just linking them])
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AC_LINK_IFELSE([$1], [$2], [$3])
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]
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)
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])
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