`string-search` is easier to understand, less error-prone, much
faster, does not pollute the regexp cache, and does not mutate global
state.  Use it where applicable and obviously safe (erring on the
conservative side).

* admin/authors.el (authors-canonical-file-name)
(authors-scan-change-log):
* lisp/apropos.el (apropos-command)
(apropos-documentation-property, apropos-symbols-internal):
* lisp/arc-mode.el (archive-arc-summarize)
(archive-zoo-summarize):
* lisp/calc/calc-aent.el (math-read-factor):
* lisp/calc/calc-ext.el (math-read-big-expr)
(math-format-nice-expr, math-format-number-fancy):
* lisp/calc/calc-forms.el (math-read-angle-brackets):
* lisp/calc/calc-graph.el (calc-graph-set-range):
* lisp/calc/calc-keypd.el (calc-keypad-press):
* lisp/calc/calc-lang.el (tex, latex, math-read-big-rec):
* lisp/calc/calc-prog.el (calc-fix-token-name)
(calc-user-define-permanent, math-define-exp):
* lisp/calc/calc.el (calc-record, calcDigit-key)
(calc-count-lines):
* lisp/calc/calcalg2.el (calc-solve-for, calc-poly-roots)
(math-do-integral):
* lisp/calc/calcalg3.el (calc-find-root, calc-find-minimum)
(calc-get-fit-variables):
* lisp/cedet/ede/speedbar.el (ede-tag-expand):
* lisp/cedet/semantic/java.el (semantic-java-expand-tag):
* lisp/cedet/semantic/sb.el (semantic-sb-show-extra)
(semantic-sb-expand-group):
* lisp/cedet/semantic/wisent/python.el
(semantic-python-instance-variable-p):
* lisp/cus-edit.el (get):
* lisp/descr-text.el (describe-text-sexp):
* lisp/dired-aux.el (dired-compress-file):
* lisp/dired-x.el (dired-make-relative-symlink):
* lisp/dired.el (dired-glob-regexp):
* lisp/dos-fns.el (dos-convert-standard-filename, dos-8+3-filename):
* lisp/edmacro.el (edmacro-format-keys):
* lisp/emacs-lisp/eieio-opt.el (eieio-sb-expand):
* lisp/emacs-lisp/eieio-speedbar.el (eieio-speedbar-object-expand):
* lisp/emacs-lisp/lisp-mnt.el (lm-keywords-list):
* lisp/emacs-lisp/warnings.el (display-warning):
* lisp/emulation/viper-ex.el (viper-ex-read-file-name)
(ex-print-display-lines):
* lisp/env.el (read-envvar-name, setenv):
* lisp/epa-mail.el (epa-mail-encrypt):
* lisp/epg.el (epg--start):
* lisp/erc/erc-backend.el (erc-parse-server-response):
* lisp/erc/erc-dcc.el (erc-dcc-member):
* lisp/erc/erc-speedbar.el (erc-speedbar-expand-server)
(erc-speedbar-expand-channel, erc-speedbar-expand-user):
* lisp/erc/erc.el (erc-send-input):
* lisp/eshell/em-glob.el (eshell-glob-entries):
* lisp/eshell/esh-proc.el (eshell-needs-pipe-p):
* lisp/eshell/esh-util.el (eshell-convert):
* lisp/eshell/esh-var.el (eshell-envvar-names):
* lisp/faces.el (x-resolve-font-name):
* lisp/ffap.el (ffap-file-at-point):
* lisp/files.el (wildcard-to-regexp, shell-quote-wildcard-pattern):
* lisp/forms.el (forms--update):
* lisp/frameset.el (frameset-filter-unshelve-param):
* lisp/gnus/gnus-art.el (article-decode-charset):
* lisp/gnus/gnus-kill.el (gnus-kill-parse-rn-kill-file):
* lisp/gnus/gnus-mlspl.el (gnus-group-split-fancy):
* lisp/gnus/gnus-msg.el (gnus-summary-resend-message-insert-gcc)
(gnus-inews-insert-gcc):
* lisp/gnus/gnus-rfc1843.el (rfc1843-decode-article-body):
* lisp/gnus/gnus-search.el (gnus-search-indexed-parse-output)
(gnus-search--complete-key-data):
* lisp/gnus/gnus-spec.el (gnus-parse-simple-format):
* lisp/gnus/gnus-sum.el (gnus-summary-refer-article):
* lisp/gnus/gnus-util.el (gnus-extract-address-components)
(gnus-newsgroup-directory-form):
* lisp/gnus/gnus-uu.el (gnus-uu-grab-view):
* lisp/gnus/gnus.el (gnus-group-native-p, gnus-short-group-name):
* lisp/gnus/message.el (message-check-news-header-syntax)
(message-make-message-id, message-user-mail-address)
(message-make-fqdn, message-get-reply-headers, message-followup):
* lisp/gnus/mm-decode.el (mm-dissect-buffer):
* lisp/gnus/nnheader.el (nnheader-insert):
* lisp/gnus/nnimap.el (nnimap-process-quirk)
(nnimap-imap-ranges-to-gnus-ranges):
* lisp/gnus/nnmaildir.el (nnmaildir--ensure-suffix):
* lisp/gnus/nnmairix.el (nnmairix-determine-original-group-from-path):
* lisp/gnus/nnrss.el (nnrss-match-macro):
* lisp/gnus/nntp.el (nntp-find-group-and-number):
* lisp/help-fns.el (help--symbol-completion-table-affixation):
* lisp/help.el (help-function-arglist):
* lisp/hippie-exp.el (he-concat-directory-file-name):
* lisp/htmlfontify.el (hfy-relstub):
* lisp/ido.el (ido-make-prompt, ido-complete, ido-copy-current-word)
(ido-exhibit):
* lisp/image/image-converter.el (image-convert-p):
* lisp/info-xref.el (info-xref-docstrings):
* lisp/info.el (Info-toc-build, Info-follow-reference)
(Info-backward-node, Info-finder-find-node)
(Info-speedbar-expand-node):
* lisp/international/mule-diag.el (print-fontset-element):
* lisp/language/korea-util.el (default-korean-keyboard):
* lisp/linum.el (linum-after-change):
* lisp/mail/ietf-drums.el (ietf-drums-parse-address):
* lisp/mail/mail-utils.el (mail-dont-reply-to):
* lisp/mail/rfc2047.el (rfc2047-encode-1, rfc2047-decode-string):
* lisp/mail/rfc2231.el (rfc2231-parse-string):
* lisp/mail/rmailkwd.el (rmail-set-label):
* lisp/mail/rmailsum.el (rmail-header-summary):
* lisp/mail/smtpmail.el (smtpmail-maybe-append-domain)
(smtpmail-user-mail-address):
* lisp/mail/uce.el (uce-reply-to-uce):
* lisp/man.el (Man-default-man-entry):
* lisp/mh-e/mh-alias.el (mh-alias-gecos-name)
(mh-alias-minibuffer-confirm-address):
* lisp/mh-e/mh-comp.el (mh-forwarded-letter-subject):
* lisp/mh-e/mh-speed.el (mh-speed-parse-flists-output):
* lisp/mh-e/mh-utils.el (mh-collect-folder-names-filter)
(mh-folder-completion-function):
* lisp/minibuffer.el (completion--make-envvar-table)
(completion-file-name-table, completion-flex-try-completion)
(completion-flex-all-completions):
* lisp/mpc.el (mpc--proc-quote-string, mpc-cmd-special-tag-p)
(mpc-constraints-tag-lookup):
* lisp/net/ange-ftp.el (ange-ftp-send-cmd)
(ange-ftp-allow-child-lookup):
* lisp/net/mailcap.el (mailcap-mime-types):
* lisp/net/mairix.el (mairix-search-thread-this-article):
* lisp/net/pop3.el (pop3-open-server):
* lisp/net/soap-client.el (soap-decode-xs-complex-type):
* lisp/net/socks.el (socks-filter):
* lisp/nxml/nxml-outln.el (nxml-highlighted-qname):
* lisp/nxml/rng-cmpct.el (rng-c-expand-name, rng-c-expand-datatype):
* lisp/nxml/rng-uri.el (rng-uri-file-name-1):
* lisp/obsolete/complete.el (partial-completion-mode)
(PC-do-completion):
* lisp/obsolete/longlines.el (longlines-encode-string):
* lisp/obsolete/nnir.el (nnir-compose-result):
* lisp/obsolete/terminal.el (te-quote-arg-for-sh):
* lisp/obsolete/tpu-edt.el (tpu-check-search-case):
* lisp/obsolete/url-ns.el (isPlainHostName):
* lisp/pcmpl-unix.el (pcomplete/scp):
* lisp/play/dunnet.el (dun-listify-string2, dun-get-path)
(dun-unix-parse, dun-doassign, dun-cat, dun-batch-unix-interface):
* lisp/progmodes/ebnf2ps.el: (ebnf-eps-header-footer-comment):
* lisp/progmodes/gdb-mi.el (gdb-var-delete)
(gdb-speedbar-expand-node, gdbmi-bnf-incomplete-record-result):
* lisp/progmodes/gud.el (gud-find-expr):
* lisp/progmodes/idlw-help.el (idlwave-do-context-help1):
* lisp/progmodes/idlw-shell.el (idlwave-shell-mode)
(idlwave-shell-filter-hidden-output, idlwave-shell-filter):
* lisp/progmodes/idlwave.el (idlwave-skip-label-or-case)
(idlwave-routine-info):
* lisp/progmodes/octave.el (inferior-octave-completion-at-point):
* lisp/progmodes/sh-script.el (sh-add-completer):
* lisp/progmodes/sql.el (defun):
* lisp/progmodes/xscheme.el (xscheme-process-filter):
* lisp/replace.el (query-replace-compile-replacement)
(map-query-replace-regexp):
* lisp/shell.el (shell--command-completion-data)
(shell-environment-variable-completion):
* lisp/simple.el (display-message-or-buffer):
* lisp/speedbar.el (speedbar-dired, speedbar-tag-file)
(speedbar-tag-expand):
* lisp/subr.el (split-string-and-unquote):
* lisp/tar-mode.el (tar-extract):
* lisp/term.el (term-command-hook, serial-read-name):
* lisp/textmodes/bibtex.el (bibtex-print-help-message):
* lisp/textmodes/ispell.el (ispell-lookup-words, ispell-filter)
(ispell-parse-output, ispell-buffer-local-parsing):
* lisp/textmodes/reftex-cite.el (reftex-do-citation):
* lisp/textmodes/reftex-parse.el (reftex-notice-new):
* lisp/textmodes/reftex-ref.el (reftex-show-entry):
* lisp/textmodes/reftex.el (reftex-compile-variables):
* lisp/textmodes/tex-mode.el (tex-send-command)
(tex-start-tex, tex-append):
* lisp/thingatpt.el (thing-at-point-url-at-point):
* lisp/tmm.el (tmm-add-one-shortcut):
* lisp/transient.el (transient-format-key):
* lisp/url/url-auth.el (url-basic-auth)
(url-digest-auth-directory-id-assoc):
* lisp/url/url-news.el (url-news):
* lisp/url/url-util.el (url-parse-query-string):
* lisp/vc/vc-cvs.el (vc-cvs-parse-entry):
* lisp/wid-browse.el (widget-browse-sexp):
* lisp/woman.el (woman-parse-colon-path, woman-mini-help)
(WoMan-getpage-in-background, woman-negative-vertical-space):
* lisp/xml.el:
* test/lisp/emacs-lisp/check-declare-tests.el
(check-declare-tests-warn):
* test/lisp/files-tests.el
(files-tests-file-name-non-special-dired-compress-handler):
* test/lisp/net/network-stream-tests.el (server-process-filter):
* test/src/coding-tests.el (ert-test-unibyte-buffer-dos-eol-decode):
Use `string-search` instead of `string-match` and `string-match-p`.

(forms--process-format-list, forms--debug): Strength-reduce `eval`
to `symbol-value`.

* lisp/align.el (align-mode-rules-list)
(align-mode-exclude-rules-list):
* lisp/bookmark.el (bookmark-current-bookmark)
(bookmark-annotation-name)
(bookmark--annotation-from-bookmark-list):
* lisp/calc/calc-embed.el (calc-embedded-all-active)
(calc-embedded-some-active):
* lisp/comint.el (comint-password-function):
* lisp/completion.el (completion-syntax-table):
* lisp/dframe.el (dframe-track-mouse-function)
(dframe-help-echo-function, dframe-mouse-click-function)
(dframe-mouse-position-function, dframe-timer)
(dframe-attached-frame, dframe-controlled):
* lisp/ehelp.el (electric-help-orig-major-mode):
* lisp/eshell/esh-util.el (eshell-path-env):
* lisp/expand.el (expand-pos, expand-index, expand-point):
* lisp/face-remap.el (text-scale-mode-remapping)
(text-scale-mode-lighter, text-scale-mode-amount)
(text-scale-remap-header-line, buffer-face-mode-remapping):
* lisp/ffap.el (ffap-menu-alist):
* lisp/files-x.el (connection-local-variables-alist):
* lisp/foldout.el (foldout-fold-list, foldout-mode-line-string):
* lisp/follow.el (follow-start-end-invalid):
* lisp/forms.el (forms--mode-setup):
* lisp/gnus/message.el (message-cross-post-old-target)
(message-options):
* lisp/help-mode.el (help-xref-stack, help-xref-forward-stack)
(help-xref-stack-item, help-xref-stack-forward-item):
* lisp/hexl.el (hexl-mode--old-var-vals, hexl-ascii-overlay):
* lisp/hilit-chg.el (hilit-chg-string):
* lisp/ido.el (ido-eoinput):
* lisp/imenu.el (imenu-generic-expression)
(imenu-create-index-function, imenu-default-goto-function)
(imenu-prev-index-position-function)
(imenu-extract-index-name-function, imenu-name-lookup-function)
(imenu-syntax-alist, imenu-case-fold-search):
* lisp/jka-compr.el (jka-compr-really-do-compress):
* lisp/language/ethio-util.el (ethio-prefer-ascii-space):
* lisp/leim/quail/hangul.el (hangul-input-method-help-text):
* lisp/leim/quail/japanese.el (quail-japanese-package-saved):
* lisp/linum.el (linum-overlays, linum-available):
* lisp/man.el (Man-original-frame, Man-arguments, Man--sections)
(Man--refpages, Man-page-list, Man-current-page)
(Man-page-mode-string):
* lisp/pcomplete.el (pcomplete-current-completions)
(pcomplete-last-completion-length)
(pcomplete-last-completion-stub, pcomplete-last-completion-raw)
(pcomplete-last-window-config, pcomplete-window-restore-timer):
* lisp/reveal.el (reveal-open-spots, reveal-last-tick):
* lisp/ruler-mode.el (ruler-mode):
* lisp/scroll-lock.el (scroll-lock-preserve-screen-pos-save):
* lisp/server.el (server-buffer-clients, server-existing-buffer):
* lisp/tab-line.el (tab-line-exclude):
* lisp/tar-mode.el (tar-data-buffer, tar-data-swapped):
* lisp/thumbs.el (thumbs-current-tmp-filename)
(thumbs-current-image-filename, thumbs-extra-images)
(thumbs-image-num, thumbs-buffer, thumbs-marked-list):
* lisp/tutorial.el (tutorial--point-before-chkeys)
(tutorial--point-after-chkeys, tutorial--lang):
* lisp/url/url-vars.el (url-current-object)
(url-current-mime-headers, url-current-lastloc):
* lisp/view.el (view-mode, view-old-buffer-read-only)
(view-old-Helper-return-blurb, view-page-size)
(view-half-page-size, view-last-regexp, view-return-to-alist)
(view-exit-action, view-overlay):
* lisp/wid-edit.el (widget-global-map, widget-field-new)
(widget-field-list, widget-field-last, widget-field-was):
* lisp/woman.el (woman-imenu-done): Prefer defvar-local.

Run "TZ=UTC0 admin/update-copyright".

(forms--intuit-from-file, forms-save-buffer): Use it.
(forms-mode): Use it to fix regression.
Remove always-true test.  Fix incorrect uses of `fboundp`.
(forms--iif-hook): Use `add-hook`.
(forms--iif-post-command-hook): Use `remove-hook` and fix typo.
(forms--debug): Use `mapconcat`.

* lisp/progmodes/sql.el:
* lisp/mh-e/mh-show.el (mh-display-msg): Remove Emacs 19 compat code.
* lisp/emacs-lisp/edebug.el (edebug-mark-marker): Make into
obsolete alias for mark-marker.
(edebug--display-1, edebug-bounce-point)
(edebug-outside-excursion): Adjust callers.
* lisp/net/snmp-mode.el:
* lisp/forms.el: Remove references to Emacs 19.
(forms-use-text-properties): Doc fix.

78eacf31e8 ; Fix many typos in symbols in docs and comments
d5d12707d6 * doc/misc/flymake.texi (Using Flymake): Fix a typo.  (Bug...

# Conflicts:
#	lisp/allout.el
#	lisp/progmodes/ebrowse.el