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| author | Karoly Lorentey <lorentey@elte.hu> | 2004-12-23 16:43:51 +0000 |
|---|---|---|
| committer | Karoly Lorentey <lorentey@elte.hu> | 2004-12-23 16:43:51 +0000 |
| commit | 17d51b68fb4e7da4f18eff72c589b7ffc4f9c22c (patch) | |
| tree | f490c1ccdbd43077ea77f953bc59ca94c2fe810c /lisp/subr.el | |
| parent | 4b89585ee70a1f64543a5851f07cf7e2d89c5c62 (diff) | |
| parent | 55f4edbcd246d8ea1715687a7aeeb3afe35c0345 (diff) | |
| download | emacs-17d51b68fb4e7da4f18eff72c589b7ffc4f9c22c.tar.gz emacs-17d51b68fb4e7da4f18eff72c589b7ffc4f9c22c.tar.bz2 emacs-17d51b68fb4e7da4f18eff72c589b7ffc4f9c22c.zip | |
Merged in changes from CVS trunk.
Patches applied:
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-726
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-727
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-728
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-729
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-730
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-731
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-732
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-733
Update from CVS: man/calc.texi: Fix some TeX definitions.
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-734
Merge from gnus--rel--5.10
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-735
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-736
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-737
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-738
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-739
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-740
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-741
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-742
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-743
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-744
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-745
Update from CVS
* miles@gnu.org--gnu-2004/emacs--cvs-trunk--0--patch-746
Update from CVS
* miles@gnu.org--gnu-2004/gnus--rel--5.10--patch-75
Merge from emacs--cvs-trunk--0
* miles@gnu.org--gnu-2004/gnus--rel--5.10--patch-76
Update from CVS
* miles@gnu.org--gnu-2004/gnus--rel--5.10--patch-77
Update from CVS
git-archimport-id: lorentey@elte.hu--2004/emacs--multi-tty--0--patch-277
Diffstat (limited to 'lisp/subr.el')
| -rw-r--r-- | lisp/subr.el | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/lisp/subr.el b/lisp/subr.el index 4818d37156b..edc303bee8d 100644 --- a/lisp/subr.el +++ b/lisp/subr.el @@ -1874,6 +1874,19 @@ is allowed once again." ,@body) (quit (setq quit-flag t) nil))) +(defmacro while-no-input (&rest body) + "Execute BODY only as long as there's no pending input. +If input arrives, that ends the execution of BODY, +and `while-no-input' returns nil. If BODY finishes, +`while-no-input' returns whatever value BODY produced." + (declare (debug t) (indent 0)) + (let ((catch-sym (make-symbol "input"))) + `(with-local-quit + (catch ',catch-sym + (let ((throw-on-input ',catch-sym)) + (when (sit-for 0 0 t) + ,@body)))))) + (defmacro combine-after-change-calls (&rest body) "Execute BODY, but don't call the after-change functions till the end. If BODY makes changes in the buffer, they are recorded |