Additionally, one can use next-error and previous-error to quickly locate
the stacktrace in the log file.

On Sun, Apr 18, 2021 at 8:21 PM Anand Tamariya <atamariya@gmail.com> wrote:

> If you need to jump into a file from stacktrace in a log, use the patch in
> compile.el . Then with an appropriate find-file function, you can easily
> jump to the location.
>
> (defun gud-compilation-find-file (_marker filename _directory &rest
> _formats)
>   "Find a buffer for file FILENAME."
>   (ede-find-file filename))
>
> (setq next-error-function 'compilation-next-error-function
>           compilation-locs (make-hash-table :test 'equal :weakness 'value)
>           compilation-find-file 'gud-compilation-find-file)
>
>
> diff --git a/lisp/progmodes/compile.el b/lisp/progmodes/compile.el
> index 6b39dcd3d5..a21be665f5 100644
> --- a/lisp/progmodes/compile.el
> +++ b/lisp/progmodes/compile.el
> @@ -802,6 +802,7 @@ compilation-disable-input
>  ;; value is a FILE-STRUCTURE as described above, with the car eq to the
> hash
>  ;; key.  This holds the tree seen from root, for storing new nodes.
>  (defvar compilation-locs ())
> +(make-variable-buffer-local 'compilation-locs)
>
>  (defvar compilation-debug nil
>    "Set this to t before creating a *compilation* buffer.
> @@ -2586,7 +2587,7 @@ compilation-next-error-function
>        (with-current-buffer
>            (if (bufferp (caar (compilation--loc->file-struct loc)))
>                (caar (compilation--loc->file-struct loc))
> -            (apply #'compilation-find-file
> +            (apply compilation-find-file
>                     marker
>                     (caar (compilation--loc->file-struct loc))
>                     (cadr (car (compilation--loc->file-struct loc)))
> @@ -2869,6 +2870,10 @@ compilation-goto-locus-delete-o
>    (remove-hook 'pre-command-hook
>                #'compilation-goto-locus-delete-o))
>  ^L
> +(defvar compilation-find-file #'compilation-find-file
> +  "Function to find a file in compilation buffer.")
> +(make-variable-buffer-local 'compilation-find-file)
> +
>  (defun compilation-find-file (marker filename directory &rest formats)
>    "Find a buffer for file FILENAME.
>  If FILENAME is not found at all, ask the user where to find it.
>