Integrated: 8317510: Change Windows debug symbol files naming to avoid losing info when an executable and a library share the same name

Frederic Thevenet fthevenet at openjdk.org
Wed Oct 25 17:33:50 UTC 2023


On Wed, 4 Oct 2023 16:27:09 GMT, Frederic Thevenet <fthevenet at openjdk.org> wrote:

> When building OpenJDK on Windows using "--with-native-debug-info=external", the resulting debug symbols are saved in files located in the same folder as the corresponding executable or library and named by swapping the extension ".exe" or ".dll" for a ".pdb" one (or "diz" if option "--with-native-debug-info=zipped" is used), which means that in the event of an exe and a dll file sharing the same target folder and file name (e.g. `bin\java.exe` and `bin\java.dll`), we have to choose whether symbols in `bin\java.pdb` will refer to the exe or the dll; we can't have both.
> 
> This PR addresses this issue by adopting a different naming strategy for the resulting symbol files where we keep the full name of every file - including its `dll` or `exe` extension) and then add the appropriate `.pdb`, `.map` or `.diz` extension .
> 
> For instance,  `jvm.dll` symbols are no longer called `jvm.pdb` but instead `jvm.dll.pdb`. Similarly, it is now `jvm.dll.diz` when using zipped symbols, and "jvm.dll.stripped.pdb" for stripped symbols (i.e. when "--with-external-symbols-in-bundles=public" is used).
> 
> The PR also removes the existing filtering for java.pdb, jimage.pdb and jpackage.pdb used to guaranty the dll symbols were bundled over the ones from the exe, since we no longer need that.

This pull request has now been integrated.

Changeset: d96f38b8
Author:    Frederic Thevenet <fthevenet at openjdk.org>
Committer: Erik Joelsson <erikj at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/d96f38b80c1606b54b9f3dbfe9717ab9653a0605
Stats:     116 lines in 8 files changed: 80 ins; 17 del; 19 mod

8317510: Change Windows debug symbol files naming to avoid losing info when an executable and a library share the same name

Reviewed-by: ihse, erikj

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PR: https://git.openjdk.org/jdk/pull/16039


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