(bibtex-entry-field-alist, bibtex-generate-url-list): Mark as
risky.
(bibtex-autokey-name-case-convert)
(bibtex-autokey-titleword-case-convert): Make these the aliases
for the following two variables.
(bibtex-autokey-name-case-convert-function)
(bibtex-autokey-titleword-case-convert-function): Make these the
real names.
(bibtex-font-lock-keywords): Make bibtex-font-lock-url and
bibtex-font-lock-crossref sublists.
(bibtex-mode): Revert 2005-12-30 change (which made
completion-ignore-case buffer-local).
(bibtex-url): Simplify
buffer-local because choose-completion-delete-max-match requires
that we set completion-ignore-case (i.e., binding via let is not
sufficient).
(bibtex-complete): Always set completion-ignore-case and
choose-completion-string-functions. The latter is needed because
choose-completion-string-functions keeps its value if we quit the
*Completions* buffer without requesting a completion.
(bibtex-entry-type-str, bibtex-empty-field-re)
(bibtex-search-backward-string, bibtex-preamble-prefix)
(bibtex-search-entry, bibtex-enclosing-entry-maybe-empty-head):
Removed.
(bibtex-any-valid-entry-type): New variable.
(bibtex-parse-field-name): Simplify.
(bibtex-parse-string, bibtex-search-forward-string): New arg
empty-key.
(bibtex-preamble-prefix): Include left delimiter.
(bibtex-search-forward-field, bibtex-search-backward-field): Allow
unbounded search past entry boundaries (required by bibtex-pop).
(bibtex-text-in-field-bounds): Use push.
(bibtex-text-in-field): Do not use bibtex-narrow-to-entry.
(bibtex-parse-preamble, bibtex-valid-entry)
(bibtex-beginning-first-field): New functions.
(bibtex-skip-to-valid-entry): Use bibtex-valid-entry. Fix regexp.
(bibtex-map-entries): Fix docstring.
(bibtex-flash-head): New arg prompt. Simplify.
(bibtex-enclosing-field): Include code of bibtex-inside-field.
(bibtex-insert-kill): Simplify. Always insert text past the
current field or entry.
(bibtex-format-entry): Use bibtex-parse-field.
(bibtex-pop): Use bibtex-beginning-of-entry and
bibtex-end-of-entry to initiate the search. Insert empty field if
we found ourselves.
(bibtex-print-help-message): New args field and comma. Handle
entry keys.
(bibtex-make-field): Use bibtex-beginning-of-entry.
(bibtex-end-of-entry): Use bibtex-valid-entry. Recognize any
invalid entry.
(bibtex-validate): Use bibtex-valid-entry and bibtex-parse-string.
Handle preambles. Simplify code for thorough test.
(bibtex-next-field, bibtex-find-text, bibtex-find-text-internal):
New arg comma. Handle entry heads.
(bibtex-remove-OPT-or-ALT, bibtex-remove-delimiters)
(bibtex-kill-field, bibtex-copy-field-as-kil, bibtex-empty-field):
New arg comma.
(bibtex-kill-entry): Use bibtex-any-entry-maybe-empty-head.
(bibtex-fill-field): Simplify.
(bibtex-fill-entry): Use bibtex-beginning-first-field and
bibtex-parse-field.
(bibtex-convert-alien): Do not wait before calling
bibtex-validate.
(bibtex-complete): Use bibtex-parse-preamble.
(bibtex-autokey-expand-string, bibtex-name-part)
(bibtex-entry-type-whitespace, bibtex-entry-type-str)
(bibtex-any-entry-maybe-empty-head, bibtex-string-type)
(bibtex-preamble-prefix, bibtex-string-empty-key): New variables.
(bibtex-entry-type, bibtex-entry-head): Match only valid entries.
(bibtex-entry-postfix, bibtex-known-entry-type-re)
(bibtex-valid-entry-re, bibtex-any-valid-entry-re)
(bibtex-valid-entry-whitespace-re, bibtex-empty-field-re)
(bibtex-field-name-for-parsing, bibtex-remove-delimiters-string)
(bibtex-beginning-of-last-entry): Remove.
(bibtex-parse-field-name): Use bibtex-field-name. Issue error
message if comma is missing but buffer is read-only.
(bibtex-parse-field-text): Handle whitespaces at the end of field
text. Return 3-element list with beginning and end of field text
and end of field.
(bibtex-end-of-text-in-field, bibtex-end-of-field): Change accordingly.
(bibtex-parse-field): Remove arg name. Use bibtex-field-name.
(bibtex-search-forward-field, bibtex-search-backward-field):
Search always delimited by limits of entry. Use more efficient
search algorithms.
(bibtex-name-in-field): Use bibtex-start-of-name-in-field and
bibtex-end-of-name-in-field.
(bibtex-text-in-field-bounds): Handle BibTeX strings when
extracting the content of a field.
(bibtex-text-in-field): Use search limits.
(bibtex-parse-string-prefix): Handle empty string keys based on
bibtex-string-empty-key.
(bibtex-parse-string): Fix docstring.
(bibtex-text-in-string): Use bibtex-text-in-field-bounds.
(bibtex-preamble-prefix, bibtex-strings): New functions.
(bibtex-skip-to-valid-entry): Include preceding whitespace in
BibTeX entries (consistent with other BibTeX functions).
(bibtex-map-entries): Use bibtex-skip-to-valid-entry.
(bibtex-search-entry): Fix docstring. Simplify.
(bibtex-flash-head, bibtex-complete-string-cleanup)
(bibtex-count-entries, bibtex-sort-buffer): Simplify.
(bibtex-beginning-of-first-entry): Use bibtex-skip-to-valid-entry.
(bibtex-parse-entry): New optional arg content.
(bibtex-format-entry, bibtex-autofill-entry, bibtex-url): Use it.
Use bibtex-text-in-field-bounds.
(bibtex-print-help-message): Handle BibTeX strings and preambles.
(bibtex-end-of-entry): Use bibtex-preamble-prefix and
bibtex-parse-string-postfix.
(bibtex-find-text-internal): New function.
(bibtex-remove-delimiters): Use it.
(bibtex-find-text): Use it. New optional arg help.
(bibtex-complete): Handle BibTeX string and preamble entries.
(bibtex-Preamble): Fix order of closing delimiters.
* textmodes/bibtex.el (bibtex-valid-entry-whitespace-re): Do not
match newline.
(bibtex-realign): Do not use bibtex-valid-entry-whitespace-re.
(bibtex-summary): remove unnecessary save-excursion.
(bibtex-fill-field-bounds): Use fill-region-as-paragraph.
bibtex-find-entry with arg global being t. Remove arg key.
(bibtex-summary-function, bibtex-complete-crossref-cleanup)
(bibtex-copy-summary-as-kill): Change accordingly.
fields, not on entire field lines.
(bibtex-autofill-entry): Use `bibtex-empty-field-re' on a string,
not on part of a buffer.
(bibtex-empty-field-re): Don't match nonempty field text strings like
"{letters\\macro{}more letters}". Clarify docstring.
(bibtex-sort-entry-class, bibtex-autokey-titleword-ignore)
(bibtex-entry-offset, bibtex-parse-association)
(bibtex-parse-field-name): Fix typos in docstrings.
(bibtex-field-list, bibtex-find-crossref): Fix typos in error
messages.
Use delete-dups when calculating the initial value.
(bibtex-autokey-get-title): Use <=.
(bibtex-goto-line): New function.
(bibtex-reposition-window): Use line numbers instead of point positions.
Use window-body-height.
(bibtex-find-crossref): Use bibtex-reposition-window.
(bibtex-find-entry): Use bibtex-reposition-window. Always return
position of entry if key is found or nil if not found.
(bibtex-comment-start): Use defcustom.
(bibtex-entry-field-alist): Use nil if initial content of the
field is undefined. Fix docstring.
(bibtex-parse-keys-timeout, bibtex-autokey-additional-names)
(bibtex-generate-autokey, bibtex-parse-buffers-stealthily)
(bibtex-mode, bibtex-field-list, bibtex-entry-updat)
(bibtex-autofill-entry, bibtex-entry-index, bibtex-next-field):
Fix docstring.
(bibtex-autokey-title-terminators): Use only one regexp.
(bibtex-string-maybe-empty-head): New variable.
(bibtex-remove-delimiters-string): New function.
(bibtex-text-in-field-bounds, bibtex-text-in-string):
Use bibtex-remove-delimiters-string.
(bibtex-progress-message, bibtex-field-left-delimiter)
(bibtex-field-right-delimiter, bibtex-entry-left-delimiter)
(bibtex-entry-right-delimiter, bibtex-search-entry): Use eq.
(bibtex-insert-kill): Rename from `bibtex-insert-current-kill'.
Simplify.
(bibtex-format-entry): Use save-excursion for inherited booktitle.
Use eq and bibtex-remove-delimiters-string. For end markers use
insertion type so that marker stays after inserted text.
(bibtex-autokey-get-names): Return empty string if name is missing.
(bibtex-autokey-demangle-name): Call bibtex-autokey-abbrev before
calling bibtex-autokey-name-case-convert.
(bibtex-autokey-demangle-title):
Call bibtex-autokey-titleword-case-convert. Remove call to
bibtex-autokey-titleword-case-convert from bibtex-autokey-get-title.
(bibtex-global-key-alist, bibtex-read-string-key): New functions.
(bibtex-read-key): New optional arg global.
(bibtex-files-expand): New optional arg force.
(bibtex-complete-string-cleanup): Expansion of abbrev can be absent.
(bibtex-complete-crossref-cleanup): Rename from
bibtex-complete-key-cleanup. Simplify code.
(bibtex-copy-summary-as-kill): Remove arg key. Operate on current entry.
Use looking-at.
(bibtex-button): Add docstring.
(bibtex-entry): Simplify.
(bibtex-make-field): Replace optional arg called-by-yank with more
specific args move and interactive.
(bibtex-end-of-entry): Use forward-sexp.
(bibtex-find-entry-globally): Remove.
(bibtex-find-crossref): Allow for crossref key located in other buffer.
Bound to C-c C-x.
(bibtex-find-entry): New optional args global and display.
(bibtex-find-text): Fix docstring. Remove arg as-if-interactive.
(bibtex-validate): Use arg force of bibtex-files-expand.
(bibtex-clean-entry): Bugfix, clean string entries properly.
Always keep point at beginning of entry.
(bibtex-complete): Bugfix. Handle string entries properly.
Call cleanup functions only if needed.
(bibtex-String): Use bibtex-read-string-key.
(bibtex-url): Use bibtex-remove-delimiters-string. Do not alter
case of replacement text.
(bibtex-autokey-transcriptions): Translate TeX `\ ' to space.
(bibtex-reference-keys): Distinguish between header keys and crossref keys.
(bibtex-beginning-of-field): New function.
(bibtex-url-map): Remove.
(bibtex-font-lock-keywords): Use bibtex-font-lock-crossref.
(bibtex-font-lock-url-regexp): Assume that field names begin at
the beginning of a line.
(bibtex-font-lock-url): Simplify. Do not use bibtex-enclosing-field.
Remove field delimiters. Bugfix, point can be inside a field with a url.
Use bibtex-beginning-of-field.
(bibtex-font-lock-crossref, bibtex-button-action, bibtex-button): New funs.
(bibtex-mark-active, bibtex-run-with-idle-timer): Remove.
(bibtex-key-in-head): Simplify.
(bibtex-current-line): Use bolp.
(bibtex-parse-keys): Remove unused arg `add'.
Use bibtex-type-in-head and bibtex-key-in-head.
(bibtex-parse-entry, bibtex-autofill-entry):
Use bibtex-type-in-head and bibtex-key-in-head.
(bibtex-autokey-get-field): Do not alter case of replacement text.
(bibtex-autokey-get-names): Do all processing of name list.
(bibtex-autokey-get-year): New function.
(bibtex-autokey-get-title): Do all processing of title words.
(bibtex-generate-autokey): Simplify.
(bibtex-string-files-init): Use default-directory.
Allow for absolute file names in bibtex-string-files.
(bibtex-files, bibtex-file-path): New variables.
(bibtex-files-expand): New function.
(bibtex-find-entry-globally): New command.
(bibtex-summary-function): New variable.
(bibtex-summary): Default value of bibtex-summary-function.
(bibtex-find-crossref): New optional args pnt and split.
(bibtex-complete-key-cleanup): Call bibtex-summary-function.
(bibtex-copy-summary-as-kill): New command bound to C-cC-t.
(bibtex-validate): Fix docstring. Check only abbreviated month fields.
Fix handling of required and alternative fields.
Identify duplicate keys even if bibtex-maintain-sorted-entries is nil.
Use cons and display-buffer.
(bibtex-validate-globally): New command.
(bibtex-clean-entry): Use bibtex-files-expand. Do not call
bibtex-parse-keys and bibtex-parse-strings for updating
bibtex-reference-keys and bibtex-strings.
(bibtex-realign): Remove blank lines past the last entry.
(bibtex-reformat): Use bibtex-entry-format as default.
(bibtex-choose-completion-string): Remove.
(bibtex-complete): Do not use bibtex-choose-completion-string.
(bibtex-url): Simplify.
(bibtex-autokey-titleword-ignore): Regexp is used in a case insensitive env.
(bibtex-mode-map): Rearrange order of menus.
(bibtex-quoted-string-re): Obsolete.
(bibtex-complete-key-cleanup): Variable replaced by new function.
(bibtex-font-lock-keywords): Use backquotes.
(bibtex-font-lock-url-regexp): New internal variable.
(bibtex-name-in-field): New opt arg remove-opt-alt to remove "OPT" and "ALT".
(bibtex-insert-current-kill, bibtex-make-field)
(bibtex-prepare-new-entry, bibtex-yank-pop, bibtex-String): Use unless.
(bibtex-parse-field-text): Simplify.
(bibtex-string=): New helper function.
(bibtex-member-of-regexp): Merge with bibtex-autokey-get-title.
(bibtex-map-entries): Use bibtex-string=.
(bibtex-search-entry): Use not.
(bibtex-enclosing-field): Fix docstring.
(bibtex-assoc-regexp): Obsolete.
(bibtex-format-entry): Use assoc-string and bibtex-string=.
(bibtex-autokey-get-names): Handle empty name field.
(bibtex-parse-strings): Use assoc-string and unless.
(bibtex-complete-string-cleanup): Expansion list is passed as an argument.
Use assoc-string.
(bibtex-pop): Simplify.
(bibtex-mode): Set font-lock-extra-managed-props.
(bibtex-entry-update): Use assoc-string.
(bibtex-parse-entry): Remove "OPT" and "ALT" from FIELD.
(bibtex-autofill-entry): Use bibtex-string=.
(bibtex-print-help-message): Simplify.
(bibtex-find-entry): New optional arg START.
(bibtex-validate): Use bibtex-string= and assoc-string.
Do not call obsolete function compilation-parse-errors.
(bibtex-remove-delimiters): Only remove delimiters if present.
(bibtex-copy-entry-as-kill): Add docstring.
(bibtex-clean-entry): Use bibtex-string=. Handle empty keys.
Detect duplicate keys if bibtex-maintain-sorted-entries is nil.
(bibtex-complete): Use bibtex-predefined-month-strings,
bibtex-string=, and new function bibtex-complete-key-cleanup.
(bibtex-generate-url-list): New variable.
(bibtex-url): New command bound to C-c C-l and mouse-2.
(bibtex-url-map): New local keymap for bibtex-url-mouse.
(bibtex-font-lock-url): New function.
(bibtex-entry-update): New command bound to C-c C-u.
(bibtex-text-in-string): Fix regexp.
(bibtex-assoc-of-regexp): Remove.
(bibtex-progress-message): Fix docstring.
(bibtex-inside-field): Use if.
(bibtex-assoc-regexp): New function.
(bibtex-format-entry): Make code more robust so it formats also old entries.
(bibtex-autokey-demangle-title): Merge with obsolete function
bibtex-assoc-of-regexp.
(bibtex-field-list): New function.
(bibtex-entry): Use bibtex-field-list.
(bibtex-parse-entry): Fix docstring.
(bibtex-print-help-message): Use bibtex-field-list.
(bibtex-make-field): Use bibtex-field-list.
(bibtex-entry-index): Bugfix. Return crossref key if required.
(bibtex-lessp): Fix docstring.
(bibtex-clean-entry): Disentangle code.
(bibtex-realign): New function.
(bibtex-reformat): Use mapcar and bibtex-realign. Do not use
bibtex-beginning-of-first-entry and bibtex-skip-to-valid-entry.
Remove undocumented optional arg called-by-convert-alien.
(bibtex-convert-alien): Use bibtex-realign. Use bibtex-reformat
for sorting instead of bibtex-sort-buffer.
* textmodes/bibtex.el (bibtex-sort-entry-class): new entry
catch-all.
(bibtex-sort-ignore-string-entries): default value t.
(bibtex-entry-kill-ring-max): Reintroduced as it was removed
erroneously in previous version.
(bibtex-string-files): Docstring reflects new parsing scheme.
(bibtex-autokey-transcriptions): Merge some rewrite entries, fix
docstring, add # as one of the chars to crush
(bibtex-autokey-prefix-string, bibtex-autokey-names)
(bibtex-autokey-names-stretch, bibtex-autokey-additional-names)
(bibtex-autokey-name-change-strings)
(bibtex-autokey-name-case-convert, bibtex-autokey-name-length)
(bibtex-autokey-name-separator, bibtex-autokey-year-length)
(bibtex-autokey-use-crossref, bibtex-autokey-titlewords)
(bibtex-autokey-title-terminators)
(bibtex-autokey-titlewords-stretch)
(bibtex-autokey-titleword-ignore)
(bibtex-autokey-titleword-case-convert)
(bibtex-autokey-titleword-abbrevs)
(bibtex-autokey-titleword-abbrevs)
(bibtex-autokey-titleword-change-strings)
(bibtex-autokey-titleword-length)
(bibtex-autokey-titleword-separator)
(bibtex-autokey-name-year-separator)
(bibtex-autokey-year-title-separator)
(bibtex-autokey-before-presentation-function)
(bibtex-entry-type-history, bibtex-entry-maybe-empty-head): Fix
docstring.
(bibtex-strings, bibtex-reference-keys): Use
lazy-completion-table and make-variable-buffer-local.
(bibtex-sort-entry-class-alist): Use downcase, account for
catch-all.
(bibtex-braced-string-syntax-table)
(bibtex-quoted-string-syntax-table): New variables.
(bibtex-parse-nested-braces): Remove.
(bibtex-parse-field-string): Use syntax table and forward-sexp.
(bibtex-parse-association): Simplify.
(bibtex-parse-field-name): Obey bibtex-autoadd-commas.
(bibtex-parse-field-text): Simplify.
(bibtex-search-forward-field, bibtex-search-backward-field):
argument BOUND can take value t.
(bibtex-start-of-field, bibtex-start-of-name-in-field)
(bibtex-end-of-name-in-field, bibtex-end-of-field)
(bibtex-start-of-text-in-field, bibtex-end-of-text-in-field)
(bibtex-start-of-text-in-string, bibtex-end-of-text-in-string)
(bibtex-end-of-string, bibtex-type-in-head): Use defsubst.
(bibtex-skip-to-valid-entry): Return buffer position of beginning
and ending of entry. Update for changes of bibtex-search-entry.
Simplify.
(bibtex-map-entries): FUN is called with three arguments.
(bibtex-search-entry): Return a cons pair with buffer positions of
beginning and end of entry.
(bibtex-enclosing-field): Simplify.
(bibtex-format-entry): Use booktitle to set a missing title.
(bibtex-autokey-get-names): Fiddle with regexps.
(bibtex-generate-autokey): Use identity.
(bibtex-parse-keys): Use simplified parsing algorithm if
bibtex-parse-keys-fast is non-nil. Simplify. Change order of
arguments. Return alist of keys.
(bibtex-parse-strings): Simplify. Return alist of strings.
(bibtex-complete-string-cleanup): Fix docstring.
(bibtex-read-key): New function.
(bibtex-mode): Fix docstring. Do not parse for keys and
strings when the mode is entered. Set fill-paragraph-function to
bibtex-fill-field. Setup font-lock-mark-block-function the way
font-lock intended.
(bibtex-entry): Use bibtex-read-key. Obey bibtex-autofill-types.
(bibtex-parse-entry, bibtex-autofill-entry): New functions.
(bibtex-print-help-message, bibtex-remove-OPT-or-ALT)
(bibtex-Preamble): Avoid hard coded constants.
(bibtex-make-field): Fix docstring. Simplify.
(bibtex-beginning-of-entry): Always return new position of point.
(bibtex-end-of-entry): Rearrange cond clauses.
(bibtex-count-entries, bibtex-validate, bibtex-reformat): Update
for changes of bibtex-map-entries.
(bibtex-ispell-abstract): Do not move point.
(bibtex-entry-index): Use downcase. Simplify.
(bibtex-lessp): Handle catch-all.
(bibtex-find-crossref): Turned into a command.
(bibtex-find-entry): Simplify. Use bibtex-read-key. Fix regexp.
(bibtex-clean-entry): Use bibtex-read-key. Handle string and
preamble entries.
(bibtex-fill-field-bounds): New function.
(bibtex-fill-field): New command. Bound to
fill-paragraph-function.
(bibtex-fill-entry): Use bibtex-fill-field-bounds
(bibtex-String): Use bibtex-strings. Always obey
bibtex-sort-ignore-string-entries.
Don't require `compile' since it seems unnecessary.
For all internal variables and functions the docstring comments have
been converted into proper docstrings
(bibtex-maintainer-address, bibtex-maintainer-salutation)
(bibtex-version): Remove support for bug reporting.
(bibtex-field-delimiters, bibtex-entry-delimiters)
(bibtex-sort-ignore-string-entries, bibtex-maintain-sorted-entries)
Replace make-variable-buffer-local by make-local-variable for
(bibtex-entry-format): New tag `required-fields'.
(bibtex-maintain-sorted-entries): New var.
(bibtex-sort-entry-class, bibtex-sort-entry-class-alist): New vars.
(bibtex-predefined-month-strings, bibtex-predefined-strings):
Make into alists with pairs (abbreviation expansion).
(bibtex-autokey-titleword-change-strings)
(bibtex-autokey-transcriptions): Make into alists.
Add new replacement pairs.
(bibtex-autokey-use-crossref): New var.
Replace bibtex-autokey-year-use-crossref-entry because updated code
for autokey generation handles crossrefs independently of
particular fields.
(bibtex-reference-key, bibtex-mode-syntax-table):
Remove = because it can't be part of a string's key.
(bibtex-complete-key-cleanup): New var.
(bibtex-complete): Merge bibtex-complete-string and bibtex-complete-key
into it (and bind to M-tab).
(bibtex-valid-entry-re, bibtex-any-valid-entry-re)
(bibtex-valid-entry-whitespace-re, bibtex-empty-field-re)
(bibtex-quoted-string-re): New vars.
(bibtex-field-name-for-parsing): Don't make-variable-buffer-local.
(zmacs-regions): Declare to quieten the byte-compiler.
(bibtex-comment-start): Don't include the space.
(bibtex-font-lock-syntactic-keywords): New var.
(bibtex-font-lock-keywords): Remove the entry for @Comment.
(bibtex-parse-field-string): Merge the functionality of
bibtex-parse-field-string-braced, bibtex-parse-quoted-string and
bibtex-parse-field-string-quoted.
(bibtex-search-forward-field-string): Remove.
(bibtex-parse-association): Use when.
(bibtex-parse-field-name): Use when.
(bibtex-parse-field-text): Use when and cond.
(bibtex-parse-field): Use let.
(bibtex-search-forward-field, bibtex-search-backward-field):
Make bound optional, use let, setq, and cddr.
(bibtex-start-of-field, bibtex-start-of-name-in-field)
(bibtex-end-of-name-in-field): Use nth.
(bibtex-name-in-field, bibtex-text-in-field-bounds)
(bibtex-text-in-field, bibtex-type-in-head, bibtex-key-in-head)
(bibtex-text-in-string): New functions.
(bibtex-reference-key-in-string): New fun. Merge of
bibtex-start-of-reference-key-in-string and
bibtex-end-of-reference-key-in-string.
(bibtex-parse-string-prefix): Use let and when.
(bibtex-parse-string-postfix): Use when.
(bibtex-search-forward-string, bibtex-search-backward-string):
Use save-excursion and setq.
(bibtex-member-of-regexp): Use let.
(bibtex-assoc-of-regexp): Use caar und let.
(bibtex-skip-to-valid-entry): Return buffer position.
(bibtex-map-entries): Use save-excursion.
(bibtex-progress-message): Simplify.
(bibtex-search-entry): Use skip-chars-forward, when, save-match-data.
(bibtex-move-outside-of-entry): Handle the case that point is before
first entry.
(bibtex-enclosing-field): Use save-excursion, when.
(bibtex-format-field-delimiters): Merge into bibtex-format-entry.
(bibtex-enclosing-entry-maybe-empty-head): Simplify.
(bibtex-format-entry): Simplify. Handle new tag required-fields of
bibtex-entry-format.
(bibtex-autokey-abbrev): Accept negative values of len.
(bibtex-autokey-get-field, bibtex-autokey-demangle-title): New funs.
(bibtex-autokey-get-namefield, bibtex-autokey-get-namelist)
(bibtex-autokey-get-yearfield-digits, bibtex-autokey-get-yearfield)
(bibtex-autokey-get-titlestring): Remove.
(bibtex-autokey-get-names): Simplify.
(bibtex-autokey-get-titles): Rename to bibtex-autokey-get-title.
(bibtex-autokey-demangle-name): Simplify, avoid error messages.
(bibtex-generate-autokey): Simplify.
(bibtex-parse-keys): Simplify, use push.
(bibtex-parse-strings): New fun similar to bibtex-parse-keys.
(bibtex-string-files-init): New fun.
(bibtex-parse-buffers-stealthily): Use bibtex-parse-keys,
bibtex-string-files-init and bibtex-parse-strings.
(bibtex-complete): Rename to bibtex-complete-internal, use push,
bibtex-reference-key-in-string, no sorting.
(bibtex-complete-string-cleanup): New fun, displays expansion of
completed strings.
(bibtex-choose-completion-string): New fun. Required for
choose-completion-string-functions.
(bibtex-do-auto-fill): Remove. Set fill-prefix in bibtex-mode.
(bibtex-pop): Simplify.
(bibtex-mode): Move setting of bibtex-string to bibtex-parse-strings.
Set choose-completion-string-functions.
(bibtex-print-help-message,bibtex-make-field, bibtex-end-of-entry)
(bibtex-count-entries): Simplify.
(bibtex-entry-index, bibtex-lessp): New funs for generalized sorting
scheme of indices, see bibtex-maintain-sorted-entries.
(bibtex-sort-buffer): Use bibtex-lessp for sorting.
(bibtex-find-crossref, bibtex-find-entry): New funs.
(bibtex-find-entry-location): Rename to bibtex-prepare-new-entry, use
bibtex-lessp, Simplify.
(bibtex-validate): Simplify. Fixe bug of internal variable
questionable-month.
(bibtex-remove-OPT-or-ALT): Use when.
(bibtex-remove-delimiters, bibtex-kill-field, bibtex-kill-entry)
(bibtex-clean-entry, bibtex-fill-entry, bibtex-reformat): Simplify.
(bibtex-convert-alien): Use deactivate-mark rather than the
non-existent bibtex-mark-active variable.
(bibtex-complete-string, bibtex-complete-key): Merge into new
`smart' defun bibtex-complete.
(bibtex-String): Update for new sorting scheme, distinguish empty and
non-empty key strings.
