From 5aa3fee94facbb70b49f695077bdca7a10bacef5 Mon Sep 17 00:00:00 2001 From: Glenn Morris Date: Wed, 1 Jul 2009 07:18:39 +0000 Subject: [PATCH] (f90-break-delimiters, f90-no-break-re): Doc fixes. --- lisp/ChangeLog | 4 ++++ lisp/progmodes/f90.el | 17 +++++++++-------- 2 files changed, 13 insertions(+), 8 deletions(-) diff --git a/lisp/ChangeLog b/lisp/ChangeLog index 6b0f8fce4cc..8be274860a7 100644 --- a/lisp/ChangeLog +++ b/lisp/ChangeLog @@ -1,3 +1,7 @@ +2009-07-01 Glenn Morris + + * progmodes/f90.el (f90-break-delimiters, f90-no-break-re): Doc fixes. + 2009-07-01 Nick Roberts * progmodes/gdb-ui.el (gdb-init-2): Move to ... diff --git a/lisp/progmodes/f90.el b/lisp/progmodes/f90.el index 9048b7b490c..5a33a31de73 100644 --- a/lisp/progmodes/f90.el +++ b/lisp/progmodes/f90.el @@ -254,9 +254,10 @@ additionally blinks the cursor to the start of the block." (defcustom f90-break-delimiters "[-+\\*/><=,% \t]" "Regexp matching delimiter characters at which lines may be broken. -There are certain tokens comprised entirely of characters -matching this regexp that should not be split, and these are -specified by the constant `f90-no-break-re'." +There are some common two-character tokens where one or more of +the members matches this regexp. Although Fortran allows breaks +within lexical tokens (provided the next line has a beginning ampersand), +the constant `f90-no-break-re' ensures that such tokens are not split." :type 'regexp :group 'f90) (put 'f90-break-delimiters 'safe-local-variable 'stringp) @@ -824,11 +825,11 @@ Can be overridden by the value of `font-lock-maximum-decoration'.") (defconst f90-no-break-re (regexp-opt '("**" "//" "=>" ">=" "<=" "==" "/=") 'paren) - "Regexp specifying where not to break lines when filling. -This regexp matches certain tokens comprised entirely of -characters matching the regexp `f90-break-delimiters' that should -not be split by filling. Each element is assumed to be two -characters long.") + "Regexp specifying two-character tokens not to split when breaking lines. +Each token has one or more of the characters from `f90-break-delimiters'. +Note that if only one of the characters is from that variable, +then the presence of the token here allows a line-break before or +after the other character, where a break would not normally be allowed.") (defvar f90-cache-position nil "Temporary position used to speed up region operations.") -- 2.39.2