Re: how to debug an emacs hang?

[Jason Rumney]

Eli Zaretskii <address@hidden> writes:

> The OP runs the Windows port, so this advice will probably not help.
> (John, is that an MSVC build or a MinGW build?  "M-x emacs-version
> RET" should tell you.)

The Windows binary release is compiled with MinGW, so gdb will
work. If the OP has compiled with MSVC himself, then he will have the
equivalent debugger.

> The file etc/DEBUG has near its end some hints about debugging Emacs
> on MS-Windows; I suggest that John reads that.  The text there doesn't
> say how to interrupt Emacs (the equivalent of C-z on Posix platforms),
> so perhaps someone here who knows how to do that could help you.

The MSVC debugger has a break command. I don't know the keyboard
equivalent, but it is in the menu.