Here is the output of strace java -jar mmj2/mmj2jar/mmj2.jar: https://pastebin.com/eMMHSGLs
William On Friday, March 3, 2023 at 10:26:40 PM UTC-5 [email protected] wrote: > The strace output is not very informative because mmj2/mmj2jar/mmj2 is > actually a shell script which calls java. Most of what you can see is just > bash reading the script. You can call java directly if you want a more > useful trace. > > On Fri, Mar 3, 2023 at 9:40 PM William Mitchell Jr <[email protected]> > wrote: > >> Here is the output of strace mmj2/mmj2jar/mmj2 compiled and run under >> openjdk-17-jdk, Debian Sid, arm64, x11: >> >> https://pastebin.com/zcwgs2pc >> >> William >> On Friday, March 3, 2023 at 7:31:18 PM UTC-5 William Mitchell Jr wrote: >> >>> After git clone https://github.com/digama0/mmj2, >>> >>> Success: compile with openjdk-11-jdk and runtime openjdk-11-jdk. >>> Every other combination of compiling/runtime I have available fails. >>> >>> Here is the error message from compiling and running under >>> openjdk-17-jdk: >>> >>> Error: LinkageError occurred while loading main class mmj.util.BatchMMJ2 >>> java.lang.UnsupportedClassVersionError: mmj/util/BatchMMJ2 has >>> been compiled by a more recent version of the Java Runtime (class file >>> version 65.0), this version of the Java Runtime only recognizes class file >>> versions up to 61.0 >>> >>> William >>> On Friday, March 3, 2023 at 6:33:32 PM UTC-5 [email protected] wrote: >>> >>>> By the way, if you are thinking about modernizing mmj2 there are two >>>> known issues with newer versions of the JDK. One is the missing nashorn >>>> support as already mentioned, and the other is an issue in the undo system >>>> which causes ComposedEdits to not work correctly (the required class >>>> doesn't exist on JDK 10+). It is being version-checked now so you >>>> shouldn't >>>> get any build failures, but the user experience is that undo goes one >>>> character at a time which is pretty miserable. Maybe there is something in >>>> newer versions of the JDK for this but I couldn't find anything useful in >>>> JDK 10. That's why I recommend JDK 9 for most mmj2 users. >>>> >>>> On Fri, Mar 3, 2023 at 6:26 PM David Crisp <[email protected]> >>>> wrote: >>>> >>>>> >>>>> On Friday, 3 March 2023 at 22:41:54 UTC [email protected] wrote: >>>>> >>>>> openjdk-11-jdk works on my system. >>>>> >>>>> Debian Sid >>>>> arm64 >>>>> Java versions available to me: openjdk-8-jdk, openjdk-11-jdk, >>>>> openjdk-17-jdk, openjdk-18-jdk, openjdk-19-jdk, openjdk-20-jdk, >>>>> openjdk-21-jdk. >>>>> >>>>> openjdk-8-jdk: fails (error message posted below) >>>>> openjdk-11-jdk: success >>>>> openjdk-17-jdk: fails (error message posted below) >>>>> openjdk-18-jdk through openjdk-21-jdk: fails (all with the same error >>>>> message posted below) >>>>> >>>>> >>>>> The issue with JDK8 is what Mario suggests, and the issues with >>>>> JDK18+ are what I'd expect from missing Nashorn support, but 17 is a >>>>> weird >>>>> one. I'd expect it to fail for the same reason as 18 (Nashorn was removed >>>>> in 14) but it looks like it's not even getting that far and is instead >>>>> having trouble with loading the GUI libraries (libawt_xawt.so is the >>>>> library that implements Java's low-level windowing functionality on top >>>>> of >>>>> X11). >>>>> >>>>> I suspect this is an issue with your install of 17, but I don't >>>>> currently have an ARM system available to me so I can't test it myself >>>>> with >>>>> your exact setup - would you mind please trying to uninstall and >>>>> reinstall >>>>> 17 for me and seeing if you get the same stacktrace? If you do I'll add >>>>> it >>>>> to my list of things to investigate once I start diving into the code - >>>>> 17 >>>>> is the most recent LTS version, so it's one that we really want mmj2 to >>>>> work with if at all possible. >>>>> >>>>> Thanks >>>>> >>>>> Dave >>>>> >>>>> -- >>>>> >>>> You received this message because you are subscribed to the Google >>>>> Groups "Metamath" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> >>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/metamath/ba2288fa-9f13-4d50-8334-cc6fc361e117n%40googlegroups.com >>>>> >>>>> <https://groups.google.com/d/msgid/metamath/ba2288fa-9f13-4d50-8334-cc6fc361e117n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>> -- >> You received this message because you are subscribed to the Google Groups >> "Metamath" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> > To view this discussion on the web visit >> https://groups.google.com/d/msgid/metamath/eefc22b1-5a98-4509-8bd9-bba24f410af2n%40googlegroups.com >> >> <https://groups.google.com/d/msgid/metamath/eefc22b1-5a98-4509-8bd9-bba24f410af2n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- You received this message because you are subscribed to the Google Groups "Metamath" group. 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