RFR: JDK-8320005 : Allow loading of shared objects with .a extension on AIX [v23]

[Martin Doerr]

On Mon, 19 Feb 2024 10:05:17 GMT, Suchismith Roy <sroy at openjdk.org> wrote:

>> J2SE agent does not start and throws error when it tries to find the shared library ibm_16_am.
>> After searching for ibm_16_am.so ,the jvm agent throws and error as dll_load fails.It fails to identify the shared library ibm_16_am.a shared archive file on AIX.
>> Hence we are providing a function which will additionally search for .a file on AIX ,when the search for .so file fails.
>
> Suchismith Roy has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Address review comments

src/hotspot/os/aix/os_aix.cpp line 1185:

> 1183:   // Shared object in .so format dont have braces, hence they get removed for archives with members.
> 1184:   if (error_code == EACCES || error_code == ENOENT) {
> 1185:     if (strlen(new_extension) > strlen(old_extension)){

I think this should better be an assertion because the extensions are constants.

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PR Review Comment: https://git.openjdk.org/jdk/pull/16604#discussion_r1494317702