[Octave-bug-tracker] [bug #38593] detection of java version fails on NixOS

[Mike Miller]

URL:
  <http://savannah.gnu.org/bugs/?38593>

                 Summary: detection of java version fails on NixOS
                 Project: GNU Octave
            Submitted by: mtmiller
            Submitted on: Tue 26 Mar 2013 12:20:58 AM EDT
                Category: Configuration and Build System
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Build Failure
                  Status: None
             Assigned to: None
         Originator Name: 
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
                 Release: dev
        Operating System: GNU/Linux

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Details:

Detection of Java on NixOS fails with the following configure output
(excerpted from http://hydra.nixos.org/build/4480504/log/raw):


configure: WARNING: JAVA_HOME environment variable not initialized.
configure: WARNING: Auto-detection will proceed but is unreliable.
checking for java...
/nix/store/77r1dm0hp6yvdfnf7yksyl5wvziz38ba-openjdk-7u6b24/bin/java
checking for javac...
/nix/store/77r1dm0hp6yvdfnf7yksyl5wvziz38ba-openjdk-7u6b24/bin/javac
checking for jar...
/nix/store/77r1dm0hp6yvdfnf7yksyl5wvziz38ba-openjdk-7u6b24/bin/jar
checking for Java version... 
./configure: line 66440: test: -ge: unary operator expected
configure: WARNING: Java version is too old (< 1.5).  Octave will not be able
to call Java methods.


Here is the output of "java -version" on Debian GNU/Linux:


$ java -version
java version "1.6.0_27"
OpenJDK Runtime Environment (IcedTea6 1.12.4) (6b27-1.12.4-1)
OpenJDK 64-Bit Server VM (build 20.0-b12, mixed mode)


And here is "java -version" on NixOS:


$ java -version
openjdk version "1.7.0-release"
OpenJDK Runtime Environment (build 1.7.0-release-b24)
OpenJDK 64-Bit Server VM (build 23.2-b09, mixed mode)





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