** Check the manual.
-abbrevs.texi
+abbrevs.texi Steve Byrne
ack.texi
anti.texi
arevert-xtra.texi
** Check the Lisp manual.
-abbrevs.texi
+abbrevs.texi Steve Byrne
anti.texi
back.texi
backups.texi
controls which characters are considered part of a word, for dynamic expansion
purposes. The regular expression must match just one character, never
two or more. The same regular expression also determines which
-characters are part of an expansion. The value @code{nil} has a special
-meaning: dynamic abbrevs are made of word characters, but expansions are
-made of word and symbol characters.
+characters are part of an expansion. The (default) value @code{nil}
+has a special meaning: dynamic abbrevs are made of word characters,
+but expansions are made of word and symbol characters.
@vindex dabbrev-abbrev-skip-leading-regexp
In shell scripts and makefiles, a variable name is sometimes prefixed
customize dynamic abbrev expansion to handle optional prefixes by setting
the variable @code{dabbrev-abbrev-skip-leading-regexp}. Its value
should be a regular expression that matches the optional prefix that
-dynamic abbrev expression should ignore.
+dynamic abbrev expression should ignore. The default is @code{nil},
+which means no characters should be skipped.
described here.
@defopt abbrev-file-name
-This is the default file name for reading and saving abbrevs.
+This is the default file name for reading and saving abbrevs. By
+default, Emacs will look for @file{~/.emacs.d/abbrev_defs}, and, if
+not found, for @file{~/.abbrev_defs}; if neither file exists, Emacs
+will create @file{~/.emacs.d/abbrev_defs}.
@end defopt
@defun quietly-read-abbrev-file &optional filename
offer to save abbrevs (if any have changed) when files are saved. If
the value is @code{silently}, Emacs saves the abbrevs without asking
the user. @code{abbrev-file-name} specifies the file to save the
-abbrevs in.
+abbrevs in. The default value is @code{t}.
@end defopt
@defvar abbrevs-changed
be the name by which this abbrev was found (a string); it is used to
figure out whether to adjust the capitalization of the expansion. The
function returns @code{abbrev} if the abbrev was successfully
-inserted.
+inserted, otherwise it returns @code{nil}.
@end defun
@deffn Command abbrev-prefix-mark &optional arg