* lisp/subr.el (special-form-p): New function.
* lisp/emacs-lisp/elp.el: Use lexical-binding and advice-add.
(elp-all-instrumented-list): Remove var.
(elp-not-profilable): Remove elp-wrapper.
(elp-profilable-p): Use autoloadp and special-form-p.
(elp--advice-name): New const.
(elp-instrument-function): Use advice-add.
(elp--instrumented-p): New predicate.
(elp-restore-function): Use advice-remove.
(elp-restore-all, elp-reset-all): Use mapatoms.
(elp-set-master): Use elp--instrumented-p.
(elp--make-wrapper): Rename from elp-wrapper, return a function
suitable for advice-add. Use cl-inf.
(elp-results): Use mapatoms+elp--instrumented-p.
* lisp/emacs-lisp/debug.el: Use lexical-binding and advice-add.
(debug-function-list): Remove var.
(debug): Rename arg, and then let-bind it explicitly inside.
(debugger-setup-buffer): Rename arg.
(debugger-setup-buffer): Adjust counts to new debug-on-entry setup.
(debugger-frame-number): Adjust to new debug-on-entry setup.
(debug--implement-debug-on-entry): Rename from
implement-debug-on-entry, add argument.
(debugger-special-form-p): Remove, use special-form-p instead.
(debug-on-entry): Use advice-add.
(debug--function-list): New function.
(cancel-debug-on-entry): Use it, along with advice-remove.
(debug-arglist, debug-convert-byte-code, debug-on-entry-1): Remove.
(debugger-list-functions): Use debug--function-list instead of
debug-function-list.
* lisp/emacs-lisp/advice.el (ad-save-real-definition): Remove, unused.
(ad-special-form-p): Remove, use special-form-p instead.
(ad-set-advice-info): Use add-function and remove-function.
(ad--defalias-fset): Adjust accordingly.
* test/automated/advice-tests.el: New tests.
* src/lisp.h (AUTOLOADP): New macro.
* src/eval.c (Fautoload): Don't attach to loadhist, call Fdefalias instead.
* src/data.c (Ffset): Remove special ad-advice-info handling.
(Fdefalias): Handle autoload definitions and new Qdefalias_fset_function.
(Fsubr_arity): CSE.
(Finteractive_form): Simplify.
(Fquo): Don't insist on having at least 2 arguments.
(Qdefalias_fset_function): New var.
* lisp/emacs-lisp/advice.el (ad-set-advice-info): Set defalias-fset-function.
(ad--defalias-fset): New function.
(ad-safe-fset): Remove.
(ad-make-freeze-definition): Use cl-letf*.
* url.texi (Introduction): Move url-configuration-directory to
Customization node.
(Parsed URIs): Split into its own node.
(URI Encoding): New node.
(Defining New URLs): Remove empty chapter.
(Retrieving URLs): Add an introduction. Doc fix for url-retrieve.
Improve docs for url-queue-*.
(Supported URL Types): Copyedits. Delete empty subnodes.
* src/doc.c (Fdocumentation): Handle new property
dynamic-docstring-function to replace the old ad-advice-info.
* lisp/emacs-lisp/advice.el: Use new dynamic docstrings.
(ad-make-advised-definition-docstring, ad-advised-definition-p):
Use dynamic-docstring-function instead of ad-advice-info.
(ad--make-advised-docstring): New function extracted from
ad-make-advised-docstring.
(ad-make-advised-docstring): Use it.
* lisp/progmodes/sql.el (sql--make-help-docstring): New function, extracted
from sql-help.
(sql-help): Use it with dynamic-docstring-function.
* lisp/minibuf-eldef.el (minibuffer-eldef-shorten-default): Convert to
a defcustom with an appropriate :set function.
(minibuffer-default--in-prompt-regexps): New function.
* doc/emacs/mini.texi (Basic Minibuffer): New node. Document
minibuffer-electric-default-mode.
* doc/emacs/display.texi (Visual Line Mode): Fix index entry.
* window.c (Fsplit_window_internal): Set combination limit of
new parent window to t iff Vwindow_combination_limit is t;
fixing a regression introduced with the change from 2012-09-22.
(Fwindow_combination_limit, Fset_window_combination_limit): Fix
doc-strings.
* elisp.texi (Top): Add Recombining Windows to menu.
* windows.texi (Recombining Windows): New subsection.
(Splitting Windows): Rewrite text on handling of window
combinations and move it to new subsection.
* doc/lispref/edebug.texi (Specification List): setf is no longer CL-only.
* doc/lispref/lists.texi (List Elements, List Variables): Clarify descriptions
of push and pop for generalized variables.
* doc/lispref/variables.texi (Creating Buffer-Local): Document setq-local and
defvar-local.
(Setting Generalized Variables): Arrange table alphabetically.
* doc/lispref/variables.texi (Setting Generalized Variables):
Split most of previous contents into this subsection.
(Adding Generalized Variables): New subsection.
* doc/lispref/elisp.texi:
Add Generalized Variables subsections to detailed menu.
* etc/NEWS: Mention some gv.el macros by name.
* doc/misc/cl.texi (Function Bindings): Update for cl-flet and cl-labels.
(Obsolete Lexical Binding): Rename section from "Lexical Bindings".
(Obsolete Macros): Rename section from "Obsolete Lexical Macros".
Reword, and add details of flet and labels.
* etc/NEWS: Related markup.
Fixes: debbugs:12760
* doc/misc/cl.texi (Modify Macros): Update for cl-letf changes.
(Obsolete Lexical Macros): Say a little more about letf/cl-letf.
* lisp/emacs-lisp/cl.el (letf): Doc fix.
* etc/NEWS: Related edit.
