* lisp/progmodes/ruby-mode.el (ruby--at-indentation-p): New function,
extracted from `ruby-smie-rules'.
(ruby--electric-indent-chars): New variable.
(ruby--electric-indent-p): New function.
(ruby-mode): Use `electric-indent-functions' instead of
`electric-indent-chars'.
(read-regexp-suggestions): New function.
(read-regexp): Use `read-regexp-defaults-function' to get default values.
Use `read-regexp-suggestions'. Add non-empty default to history
for empty input.
(occur-read-regexp-defaults-function): Remove function.
(occur-read-primary-args): Use `regexp-history-last' instead of
`occur-read-regexp-defaults-function'.
* lisp/hi-lock.el (hi-lock-read-regexp-defaults-function): Remove function.
(hi-lock-line-face-buffer, hi-lock-face-buffer)
(hi-lock-face-phrase-buffer): Use `regexp-history-last' instead of
`hi-lock-read-regexp-defaults-function'. Doc fix.
(hi-lock-face-symbol-at-point): Replace `find-tag-default-as-regexp'
with `find-tag-default-as-symbol-regexp'. Doc fix.
(hi-lock-read-regexp-defaults): Remove function.
(hi-lock-regexp-okay): Add check for null.
* lisp/progmodes/grep.el (grep-read-regexp): Use `grep-tag-default' for
the arg DEFAULTS. Move formatting of the prompt to `read-regexp'.
* lisp/subr.el (find-tag-default-as-symbol-regexp): New function.
(find-tag-default-as-regexp): Move symbol regexp formatting to
`find-tag-default-as-symbol-regexp'.
Fixes: debbugs:14405
* doc/emacs/rmail.texi: Document `S-SPC' as alternative to scrolling down
with `DEL'.
* doc/emacs/calendar.texi: Ditto.
* doc/emacs/display.texi: Ditto.
* doc/emacs/help.texi: Ditto.
* doc/misc/info.texi: Document `S-SPC' as alternative to `DEL' for
scrolling.
* doc/misc/woman.texi: Ditto.
option.
(ruby-smie--indent-to-stmt-p): Use it.
(ruby-smie-rules): Revert the logic in the handling of `when'.
Expand the `begin' clause to handle `ruby-align-to-stmt-keywords'.
(ruby-deep-arglist, ruby-deep-indent-paren)
(ruby-deep-indent-paren-style): Update docstrings to note that the
vars don't have any effect with SMIE.
* test/automated/ruby-mode-tests.el: Add tests for
`ruby-align-to-stmt-keywords'.
* test/indent/ruby.rb: Update examples to reflect the lack of change in
default indentation of `begin' blocks.
Fixes: debbugs:16182
command names and the last command. Always display additional
formats of the integer result in the echo area, and insert them
to the current buffer only with a zero prefix arg.
Display character when char-displayable-p is non-nil.
(eval-expression): With a zero prefix arg, set `print-length' and
`print-level' to nil, and insert the integer values from
`eval-expression-print-format' at the end. Doc fix.
* lisp/emacs-lisp/lisp-mode.el (eval-print-last-sexp): Add arg
`eval-last-sexp-arg-internal'. Doc fix.
(eval-last-sexp-1): Pass arg `eval-last-sexp-arg-internal' to
`eval-last-sexp-print-value'. Doc fix.
(eval-last-sexp-print-value): Add arg `eval-last-sexp-arg-internal'.
Set `print-length' and `print-level' to nil when arg is zero.
(eval-last-sexp): Doc fix.
(eval-defun-2): Print the integer values from
`eval-expression-print-format' at the end.
* lisp/emacs-lisp/edebug.el (edebug-eval-defun): Print the integer
values from `eval-expression-print-format' at the end.
* lisp/ielm.el (ielm-eval-input): Print the integer
values from `eval-expression-print-format' at the end.
Fixes: debbugs:12985
* lisp/replace.el (query-replace-read-args): Split a non-negative arg
and a negative arg into separate elements.
(query-replace, query-replace-regexp, replace-string)
(replace-regexp): Add arg `backward'. Doc fix.
(replace-match-maybe-edit): When new arg `backward' is non-nil,
move point to the beginning of the match.
(replace-search, replace-highlight): Use new arg `backward'
to set the value of `isearch-forward'.
(perform-replace): Add arg `backward' and use it to perform
replacement backward.
* lisp/isearch.el (isearch-query-replace): Use a negative prefix arg
to call `perform-replace' with a non-nil arg `backward'.
Fixes: debbugs:14979
`auto-save-timeout'. Doc fix.
(desktop-save): Skip the timestamp in desktop-saved-frameset
when checking for auto-save changes.
(desktop-auto-save): Don't call desktop-auto-save-set-timer since
`desktop-auto-save' is called repeatedly by the idle timer.
(desktop-auto-save-set-timer): Replace `run-with-timer' with
`run-with-idle-timer' and a non-nil arg REPEAT. Doc fix.
Fixes: debbugs:15331
(cua--deactivate-rectangle): Don't deactivate the mark.
(cua-set-rectangle-mark): Don't set mark-active since
cua--activate-rectangle already does it for us.
(cua--rectangle-highlight-for-redisplay): Unhighlight a previous
non-rectangular region.
* lisp/emulation/cua-base.el (cua-repeat-replace-region):
Use with-current-buffer.
* lisp/net/gnutls.el: Use cl-lib.
(gnutls-negotiate): `mapcan' -> cl-mapcan.
* src/lread.c: (dump_path): Remove.
(load-path-default): Remove `changed' argument.
Do not set dump_path permanently. Simplify.
(init_lread): Simplify.
(syms_of_lread): Remove dump_path.
* lisp/loadup.el (load-path): Warn if site-load or site-init changes it.
No more need to reset it when bootstrapping.
* doc/lispref/internals.texi (Building Emacs):
* doc/lispref/loading.texi (Library Search): Mention that site-load,
site-init cannot change load-path.
* INSTALL: No longer mention load-path and site-init/site-load.
* etc/NEWS: Mention this.
Fixes: debbugs:16107
