FindBISON: add a version expression for GNU Bison 1.x
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@ -75,8 +75,9 @@ IF(BISON_EXECUTABLE)
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ELSEIF("${BISON_version_output}" MATCHES "^bison[^+]")
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ELSEIF("${BISON_version_output}" MATCHES "^bison[^+]")
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STRING(REGEX REPLACE "^bison \\(GNU Bison\\) ([^\n]+)\n.*" "\\1"
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STRING(REGEX REPLACE "^bison \\(GNU Bison\\) ([^\n]+)\n.*" "\\1"
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BISON_VERSION "${BISON_version_output}")
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BISON_VERSION "${BISON_version_output}")
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ELSE()
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ELSEIF("${BISON_version_output}" MATCHES "^GNU Bison ")
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SET(BISON_VERSION "unknown")
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STRING(REGEX REPLACE "^GNU Bison (version )?([^\n]+).*" "\\2"
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BISON_VERSION "${BISON_version_output}")
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ENDIF()
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ENDIF()
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ENDIF()
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ENDIF()
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