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FindJava: improve version matching (#12878)

This commit is contained in:
Rolf Eike Beer 2012-06-25 18:53:53 +02:00
parent eb0922a90c
commit 304562e7b5
1 changed files with 3 additions and 3 deletions
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6
Modules/FindJava.cmake
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@ -107,9 +107,9 @@ IF(Java_JAVA_EXECUTABLE)
# 2. OpenJDK 1.6
# 3. GCJ 1.5
# 4. Kaffe 1.4.2
IF(var MATCHES "java version \"[0-9]+\\.[0-9]+\\.[0-9_.]+[oem-]*\".*")
IF(var MATCHES "java version \"[0-9]+\\.[0-9]+\\.[0-9_.]+.*\".*")
# This is most likely Sun / OpenJDK, or maybe GCJ-java compat layer
STRING( REGEX REPLACE ".* version \"([0-9]+\\.[0-9]+\\.[0-9_.]+)[oem-]*\".*"
STRING( REGEX REPLACE ".* version \"([0-9]+\\.[0-9]+\\.[0-9_.]+.*)\".*"
"\\1" Java_VERSION_STRING "${var}" )
ELSEIF(var MATCHES "java full version \"kaffe-[0-9]+\\.[0-9]+\\.[0-9_]+\".*")
# Kaffe style
@ -124,7 +124,7 @@ IF(Java_JAVA_EXECUTABLE)
STRING( REGEX REPLACE "[0-9]+\\.([0-9]+).*" "\\1" Java_VERSION_MINOR "${Java_VERSION_STRING}" )
STRING( REGEX REPLACE "[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" Java_VERSION_PATCH "${Java_VERSION_STRING}" )
# warning tweak version can be empty:
STRING( REGEX REPLACE "[0-9]+\\.[0-9]+\\.[0-9]+\\_?\\.?([0-9]*)$" "\\1" Java_VERSION_TWEAK "${Java_VERSION_STRING}" )
STRING( REGEX REPLACE "[0-9]+\\.[0-9]+\\.[0-9]+[_\\.]?([0-9]*).*$" "\\1" Java_VERSION_TWEAK "${Java_VERSION_STRING}" )
if( Java_VERSION_TWEAK STREQUAL "" ) # check case where tweak is not defined
set(Java_VERSION ${Java_VERSION_MAJOR}.${Java_VERSION_MINOR}.${Java_VERSION_PATCH})
else( )