Merge topic 'more-bison-version'

3cc11c2f FindBISON: add a version expression for GNU Bison 1.x

Merge topic 'more-bison-version'
3cc11c2f FindBISON: add a version expression for GNU Bison 1.x
79b7fe9d · David Cole · Kitware Robot · a3982c15 · 3cc11c2f · 79b7fe9d
Commit 79b7fe9d authored Feb 01, 2012 by David Cole Committed by Kitware Robot Feb 01, 2012
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Modules/FindBISON.cmake Modules/FindBISON.cmake +3 -2

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