48 lines
755 B
Plaintext
48 lines
755 B
Plaintext
AC_SUBST([CXX_VERSION])
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AC_DEFUN([AX_CXX_VERSION],
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[
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AC_CACHE_CHECK([cxx version], [ax_cv_cxx_version],
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[
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AM_COND_IF(GCC,
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[
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ax_cv_cxx_version="`$CXX -dumpfullversion`"
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])
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AM_COND_IF(CLANG,
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[
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ax_cv_cxx_version="`$CXX -dumpversion`"
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])
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AS_IF([test "x$ax_cv_cxx_version" = "x"],
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[
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ax_cv_cxx_version=""
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])
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])
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CXX_VERSION=$ax_cv_cxx_version
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])
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AC_SUBST([CXX_EPOCH])
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AC_DEFUN([AX_CXX_EPOCH],
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[
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AC_CACHE_CHECK([cxx epoch], [ax_cv_cxx_epoch],
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[
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AM_COND_IF(GCC,
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[
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ax_cv_cxx_epoch="`$CXX -dumpversion | cut -d'.' -f1`"
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])
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AM_COND_IF(CLANG,
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[
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ax_cv_cxx_epoch="`$CXX -dumpversion | cut -d'.' -f1`"
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])
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AS_IF([test "x$ax_cv_cxx_epoch" = "x"],
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[
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ax_cv_cxx_epoch=""
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])
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])
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CXX_EPOCH=$ax_cv_cxx_epoch
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])
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