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authorAlex Kost <alezost@gmail.com>2015-07-24 20:31:11 +0300
committerAlex Kost <alezost@gmail.com>2015-09-23 13:36:37 +0300
commit1a6c4c2f376e4ca4dc119d10b2671ea2f3b1fa28 (patch)
treeddd048c27c7f590cce345f099e00a3a76a8731e8 /doc/emacs.texi
parent187f80c6c542bc65486ef600aa3af96f7173f4fa (diff)
downloadguix-1a6c4c2f376e4ca4dc119d10b2671ea2f3b1fa28.tar
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emacs: Add 'guix-devel-build-package-definition'.
Suggested by Ludovic Courtès <ludo@gnu.org>. * emacs/guix-guile.el (guix-guile-definition-regexp): New variable. (guix-guile-current-definition, guix-guile-boolean): New functions. * emacs/guix-devel.el: Require 'guix-base'. (guix-devel-repl-processes): New variable. (guix-devel-setup-repl, guix-devel-setup-repl-maybe): New functions. (guix-devel-build-package-definition): New command. * doc/emacs.texi (Emacs Development): Document it.
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diff --git a/doc/emacs.texi b/doc/emacs.texi
index d44d329c5c..b6f2701bc4 100644
--- a/doc/emacs.texi
+++ b/doc/emacs.texi
@@ -659,4 +659,28 @@ want to use a module it defines, so you switch to the Geiser REPL and
write @code{,use (some module)} there. You may just use this command
instead (@code{guix-devel-use-module}).
+@item C-c . b
+Build a package defined by the current variable definition. The
+building process is run in the current Geiser REPL. If you modified the
+current package definition, don't forget to reevaluate it before calling
+this command---for example, with @kbd{C-M-x} (@pxref{To eval or not to
+eval,,, geiser, Geiser User Manual})
+(@code{guix-devel-build-package-definition}).
+
@end table
+
+Unluckily, there is a limitation related to long-running REPL commands.
+When there is a running process in a Geiser REPL, you are not supposed
+to evaluate anything in a scheme buffer, because this will ``freeze''
+the REPL: it will stop producing any output (however, the evaluating
+process will continue---you will just not see any progress anymore). Be
+aware: even moving the point in a scheme buffer may ``break'' the REPL
+if Autodoc (@pxref{Autodoc and friends,,, geiser, Geiser User Manual})
+is enabled (which is the default).
+
+So you have to postpone editing your scheme buffers until the running
+evaluation will be finished in the REPL.
+
+Alternatively, to avoid this limitation, you may just run another Geiser
+REPL, and while something is being evaluated in the previous REPL, you
+can continue editing a scheme file with the help of the current one.