RFR: 8171508: Remove -Dsun.java.launcher.is_altjvm option [v2]

[Calvin Cheung]

On Thu, 3 Apr 2025 07:20:34 GMT, David Holmes <dholmes at openjdk.org> wrote:

> This issue should be renamed "Remove -Dsun.java.launcher.is_altjvm option". That requires a CSR request to be filed.
> 
I filed a draft CSR [JDK-8353678](https://bugs.openjdk.org/browse/JDK-8353678).

> src/hotspot/os/linux/os_linux.cpp line 2778:
> 
>> 2776:   char* java_home_var = ::getenv("JAVA_HOME");
>> 2777:   if (java_home_var != nullptr && java_home_var[0] != 0) {
>> 2778:     char* jrelib_p;
> 
> Please remove jre from the name - there is no need to mention jre at all here.

Fixed.
Also removed the `-Dsun.java.launcher.is_altjvm=true` option from `gtestMain.cpp`.

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PR Comment: https://git.openjdk.org/jdk/pull/24310#issuecomment-2777145342
PR Review Comment: https://git.openjdk.org/jdk/pull/24310#discussion_r2027837506