lisp/emacs-lisp/authors.el

   1 ;;; authors.el --- utility for maintaining Emacs's AUTHORS file -*-coding: utf-8 -*-
   2
   3 ;; Copyright (C) 2000-2013 Free Software Foundation, Inc.
   4
   5 ;; Author: Gerd Moellmann <gerd@gnu.org>
   6 ;; Maintainer: Kim F. Storm <storm@cua.dk>
   7 ;; Keywords: maint
   8 ;; Package: emacs
   9
  10 ;; This file is part of GNU Emacs.
  11
  12 ;; GNU Emacs is free software: you can redistribute it and/or modify
  13 ;; it under the terms of the GNU General Public License as published by
  14 ;; the Free Software Foundation, either version 3 of the License, or
  15 ;; (at your option) any later version.
  16
  17 ;; GNU Emacs is distributed in the hope that it will be useful,
  18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 ;; GNU General Public License for more details.
  21
  22 ;; You should have received a copy of the GNU General Public License
  23 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  24
  25 ;;; Commentary:
  26
  27 ;; Use M-x authors RET to create an *Authors* buffer that can used as
  28 ;; or merged with Emacs's AUTHORS file.
  29
  30 ;;; Code:
  31
  32 (defvar authors-coding-system 'utf-8
  33   "Coding system used in the AUTHORS file.")
  34
  35 (defconst authors-many-files 20
  36   "Maximum number of files for which to print individual information.
  37 If an author has modified more files, only the names of the most
  38 frequently modified files are printed and a count of the additional
  39 files.")
  40
  41 (defconst authors-aliases
  42   '(
  43     ("Aaron S. Hawley" "Aaron Hawley")
  44     ("Alexandru Harsanyi" "Alex Harsanyi")
  45     ("Andrew Csillag" "Drew Csillag")
  46     ("Anna M. Bigatti" "Anna Bigatti")
  47     ("Barry A. Warsaw" "Barry A. Warsaw, Century Computing, Inc."
  48      "Barry A. Warsaw, ITB" "Barry Warsaw")
  49     ("Bill Carpenter" "WJ Carpenter")
  50     ("Bill Mann" "William F. Mann")
  51     ("Bill Rozas" "Guillermo J. Rozas")
  52     ("Björn Torkelsson" "Bjorn Torkelsson")
  53     ("Brian Fox" "Brian J. Fox")
  54     ("Brian P Templeton" "BT Templeton")
  55     ("Brian Sniffen" "Brian T. Sniffen")
  56     ("Christoph Wedler" "Christoph.Wedler@sap.com")
  57     ("Daniel Pfeiffer" "<Daniel.Pfeiffer@Informatik.START.db.de>"
  58      "<Daniel.Pfeiffer@Informatik.START.dbp.de>")
  59     ("David Abrahams" "Dave Abrahams")
  60     ("David De La Harpe Golden" "David Golden")
  61     ("David Gillespie" "Dave Gillespie")
  62     ("David Kågedal" "David K..edal")
  63     ("David M. Koppelman" "David M. Koppelman, Koppel@Ec?e.Lsu.Edu"
  64      "David Koppelman")
  65     ("David M. Smith" "David Smith" "David M Smith")
  66     ("David O'Toole" "David T. O'Toole")
  67     ("Deepak Goel" "D. Goel")
  68     ("Ed L. Cashin" "Ed L Cashin")
  69     ("Edward M. Reingold" "Ed Reingold" "Edward M Reingold"
  70      "Reingold Edward M")
  71     ("Eli Zaretskii" "eliz")
  72     ("Emilio C. Lopes" "Emilio Lopes")
  73     ("Era Eriksson" "Era@Iki.Fi")
  74     ("Eric M. Ludlam" "Eric Ludlam")
  75     ("Eric S. Raymond" "Eric Raymond")
  76     ("Eric Youngdale" "(Eric Youngdale at youngdale@v6550c.nrl.navy.mil)")
  77     ("Francis J. Wright" "Dr Francis J. Wright" "Francis Wright")
  78     ("François Pinard" "Francois Pinard")
  79     ("Francesco Potortì" "Francesco Potorti" "Francesco Potorti`")
  80     ("Frederic Pierresteguy" "Fred Pierresteguy")
  81     ("Geoff Voelker" "voelker")
  82     ("Gerd Möllmann" "Gerd Moellmann")
  83     ("Hallvard B. Furuseth" "Hallvard B Furuseth" "Hallvard Furuseth")
  84     ("Hrvoje Nikšić" "Hrvoje Niksic")
  85     ;; lisp/org/ChangeLog 2010-11-11.
  86     (nil "aaa bbb")
  87     ;; src/ChangeLog.4, 1994-01-11, since fixed.
  88 ;;;    (nil "(afs@hplb.hpl.hp.com)")
  89     ;; lisp/gnus/ChangeLog.1, 1998-01-15.
  90     ;; http://quimby.gnus.org/cgi-bin/cvsweb.cgi/gnus/lisp/gnus-art.el?rev=4.13
  91     (nil "<Use-Author-Address-Header@\\[127.1\\]>")
  92     (nil "Code Extracted") ; lisp/newcomment.el's "Author:" header
  93     (nil "\\`FSF")  ; FIXME what is this for - no effect?
  94     ;; lisp/gnus/ChangeLog.1, 1997-10-12, since fixed.
  95 ;;;    (nil "ISO-2022-JP")
  96     ("Jaeyoun Chung" "Jae-youn Chung" "Jae-you Chung" "Chung Jae-youn")
  97     ("Jan Djärv" "Jan D." "Jan Djarv")
  98     ("Jay K. Adams" "jka@ece.cmu.edu" "Jay Adams")
  99     ("Jérôme Marant" "Jérôme Marant" "Jerome Marant")
 100     ("Jens-Ulrik Holger Petersen" "Jens-Ulrik Petersen")
 101     ("Jeremy Bertram Maitin-Shepard" "Jeremy Maitin-Shepard")
 102     ("Johan Bockgård" "Johan Bockgard")
 103     ("John J Foerch" "John Foerch")
 104     ("John W. Eaton" "John Eaton")
 105     ("Jonathan I. Kamens" "Jonathan Kamens")
 106     ("Jorgen Schäfer" "Jorgen Schaefer")
 107     ("Joseph Arceneaux" "Joe Arceneaux")
 108     ("Joseph M. Kelsey" "Joe Kelsey")   ; FIXME ?
 109     ("Juan León Lahoz García" "Juan-Leon Lahoz Garcia")
 110     ("K. Shane Hartman" "Shane Hartman")
 111     ("Kai Großjohann" "Kai Grossjohann" "Kai Großjohann"
 112      "Kai.Grossjohann@Cs.Uni-Dortmund.De"
 113      "Kai.Grossjohann@Gmx.Net")
 114     ("Karl Berry" "K. Berry")
 115     ("Károly Lőrentey" "Károly Lőrentey" "Lőrentey Károly")
 116     ("Kazushi Marukawa" "Kazushi")
 117     ("Ken Manheimer" "Kenneth Manheimer")
 118     ("Kenichi Handa" "Ken'ichi Handa" "Kenichi HANDA")
 119     ("Kevin Greiner" "Kevin J. Greiner")
 120     ("Kim F. Storm" "Kim Storm")
 121     ("Kyle Jones" "Kyle E. Jones")
 122     ("Lars Magne Ingebrigtsen" "Lars Ingebrigtsen")
 123     ("Marcus G. Daniels" "Marcus Daniels")
 124     ("Mark D. Baushke" "Mark D Baushke")
 125     ("Marko Kohtala" "Kohtala Marko")
 126     ("Agustín Martín" "Agustin Martin" "Agustín Martín Domingo")
 127     ("Martin Lorentzon" "Martin Lorentzson")
 128     ("Matt Swift" "Matthew Swift")
 129     ("Maxime Edouard Robert Froumentin" "Max Froumentin")
 130     ("Michael R. Mauger" "Michael Mauger")
 131     ("Michael D. Ernst" "Michael Ernst")
 132     ("Michaël Cadilhac" "Michael Cadilhac")
 133     ("Michael I. Bushnell" "Michael I Bushnell" "Michael I. Bushnell, P/Bsg")
 134     ("Michael R. Cook" "Michael Cook")
 135     ("Michael Sperber" "Michael Sperber \\[Mr. Preprocessor\\]")
 136     ("Mikio Nakajima" "Nakajima Mikio")
 137     ("Nelson Jose dos Santos Ferreira" "Nelson Ferreira")
 138     ("Noorul Islam" "Noorul Islam K M")
 139     ("Paul Eggert" "eggert")
 140     ("Paul Reilly" "(pmr@legacy.pajato.com)")
 141     ("Pavel Janík" "Pavel Janík Ml." "Pavel Janik Ml." "Pavel Janik" "Pavel Janík" "Pavel@Janik.Cz")
 142     ("Pavel Kobiakov" "Pavel Kobyakov")
 143     ("Per Abrahamsen" "Per Abhiddenware")
 144     ("Per Starbäck" "Per Starback")
 145     ("Peter J. Weisberg" "PJ Weisberg")
 146     ("Peter S. Galbraith" "Peter Galbraith")
 147     ("Peter Runestig" "Peter 'luna' Runestig")
 148     ("Peter S. Galbraith" "Peter S Galbraith")
 149     ("Piotr Zieliński" "Piotr Zielinski")
 150     ("Rainer Schöpf" "Rainer Schoepf")
 151     ("Raja R. Harinath" "Raja R Harinath")
 152     ("Richard G. Bielawski" "Richard G Bielawski" "Richard Bielawski")
 153     ("Richard King" "Dick King")
 154     ("Richard M. Stallman" "Richard M. Stallman,,," "Richard Stallman"
 155      "rms" "rms@gnu.org")
 156     ("Robert J. Chassell" "Bob Chassell")
 157     ("Roland B. Roberts" "Roland B Roberts" "Roland Roberts")
 158     ("Rui-Tao Dong" "Rui-Tao Dong ~{6-Hpln~}")
 159     ("Sacha Chua" "Sandra Jean Chua")
 160     ("Sam Steingold" "Sam Shteingold")
 161     ("Satyaki Das" "Indexed search by Satyaki Das")
 162     ("Sébastien Vauban" "Sebastien Vauban")
 163     ;; There are other Stefans.
 164 ;;;    ("Stefan Monnier" "Stefan")
 165     ("Stephen A. Wood" "(saw@cebaf.gov)")
 166     ("Steven L. Baur" "SL Baur" "Steven L Baur")
 167     ("Stewart M. Clamen" "Stewart Clamen")
 168     ("Stuart D. Herring" "Stuart Herring" "Davis Herring")
 169     ("T.V. Raman" "T\\. V\\. Raman")
 170     ("Taichi Kawabata" "KAWABATA,? Taichi")
 171     ("Takaaki Ota" "Tak Ota")
 172     ("Takahashi Naoto" "Naoto Takahashi")
 173     ("Teodor Zlatanov" "Ted Zlatanov")
 174     ("Thomas Dye" "Tom Dye")
 175     ("Thomas Horsley" "Tom Horsley")    ; FIXME ?
 176     ("Thomas Wurgler" "Tom Wurgler")
 177     ("Toby Cubitt" "Toby S\\. Cubitt")
 178     ("Tomohiko Morioka" "MORIOKA Tomohiko")
 179     ("Torbjörn Axelsson" "Torbjvrn Axelsson")
 180     ("Torbjörn Einarsson" "Torbj.*rn Einarsson")
 181     ("Toru Tomabechi" "Toru Tomabechi,")
 182     ("Tsugutomo Enami" "enami tsugutomo")
 183     ("Ulrich Müller" "Ulrich Mueller")
 184     ("Vincent Del Vecchio" "Vince Del Vecchio")
 185     ("William M. Perry" "Bill Perry")
 186     ("Wlodzimierz Bzyl" "W.*dek Bzyl")
 187     ("Yoni Rabkin" "Yoni Rabkin Katzenell")
 188     ("Yoshinori Koseki" "KOSEKI Yoshinori" "小関 吉則")
 189     ("Yutaka NIIBE" "NIIBE Yutaka")
 190     )
 191   "Alist of author aliases.
 192
 193 Each entry is of the form (REALNAME REGEXP...).  If an author's name
 194 matches one of the REGEXPs, use REALNAME instead.
 195 If REALNAME is nil, ignore that author.")
 196
 197 ;; FIXME seems it would be less fragile to check for O', Mc, etc.
 198 (defconst authors-fixed-case
 199   '("Brian van den Broek"
 200     "Bryan O'Sullivan"
 201     "Christian von Roques"
 202     "Christophe de Dinechin"
 203     "Craig McDaniel"
 204     "David J. MacKenzie"
 205     "David McCabe"
 206     "David O'Toole"
 207     "Devon Sean McCullough"
 208     "Dominique de Waleffe"
 209     "Edward O'Connor"
 210     "Exal de Jesus Garcia Carrillo"
 211     "Greg McGary"
 212     "Hans de Graaff"
 213     "James TD Smith"
 214     "Jay McCarthy"
 215     "Joel N. Weber II"
 216     "Matt McClure"
 217     "Michael McNamara"
 218     "Mike McEwan"
 219     "Nelson Jose dos Santos Ferreira"
 220     "Peter von der Ahe"
 221     "Peter O'Gorman"
 222     "Piet van Oostrum"
 223     "Roland McGrath"
 224     "Sean O'Halpin"
 225     "Sean O'Rourke"
 226     "Thomas DeWeese"
 227     "Tijs van Bakel")
 228   "List of authors whose names cannot be simply capitalized.")
 229
 230 (defvar authors-public-domain-files
 231   '("emerge\\.el"
 232     "vi\\.el"
 233     "feedmail\\.el"
 234     "mailpost\\.el"
 235     "hanoi\\.el"
 236     "meese\\.el"
 237     "studly\\.el"
 238     "modula2\\.el"
 239     "nnmaildir\\.el"
 240     "nnil\\.el"
 241     "b2m\\.c"
 242     "unexhp9k800\\.c"
 243     "emacsclient\\.1"
 244     "check-doc-strings")
 245   "List of regexps matching files for which the FSF doesn't need papers.")
 246
 247
 248 (defvar authors-obsolete-files-regexps
 249   '("vc-\\*\\.el$"
 250     "spec.txt$"
 251     ".*loaddefs.el$"                    ; not obsolete, but auto-generated
 252     "\\.\\(cvs\\|git\\)ignore$"         ; obsolete or uninteresting
 253     "\\.arch-inventory$"
 254     ;; TODO lib/? Matches other things?
 255     "build-aux/" "m4/" "Emacs.xcodeproj" "charsets" "mapfiles"
 256     "preferences\\.\\(nib\\|gorm\\)"
 257     "vc-\\(rcs\\|cvs\\|sccs\\)-hooks\\.el$")
 258   "List of regexps matching obsolete files.
 259 Changes to files matching one of the regexps in this list are not listed.")
 260
 261 (defconst authors-ignored-files
 262   '("external-lisp"
 263     "lock" "share-lib" "local-lisp"
 264     "noleim-Makefile.in"
 265     "NEWS" "ORDERS" "PROBLEMS" "FAQ" "AUTHORS" "FOR-RELEASE" "TODO" "todo"
 266     "MACHINES" "SERVICE"
 267     "README.unicode" "README.multi-tty" "TUTORIAL.translators"
 268     "NEWS.unicode" "COPYING.DJ" "Makefile.old" "Makefile.am"
 269     "NEWS.1" "OOOOONEWS...OONEWS" "OOOONEWS" "etc/NEWS"
 270     "NEWS.1-17" "NEWS.18" "NEWS.19" "NEWS.20" "NEWS.21" "NEWS.22"
 271     "MAINTAINERS" "MH-E-NEWS"
 272     "install-sh" "missing" "mkinstalldirs"
 273     "termcap.dat" "termcap.src" "termcap.ucb" "termcap"
 274     "ChangeLog.nextstep" "Emacs.clr" "spec.txt"
 275     "gfdl.1"
 276     "texi/Makefile.in"
 277     "Imakefile" "icons/sink.ico" "aixcc.lex"
 278     "nxml/char-name/unicode"
 279     "js2-mode.el"      ; only installed very briefly, replaced by js.el
 280     "cedet/tests/testtemplates.cpp"
 281     "cedet/tests/testusing.cpp"
 282     "cedet/tests/scopetest.cpp"
 283     "cedet/tests/scopetest.java"
 284     "cedet/tests/test.cpp"
 285     "cedet/tests/test.py"
 286     "cedet/tests/teststruct.cpp"
 287     "*.el"
 288     ;; Autogen:
 289     "cus-load.el" "finder-inf.el" "ldefs-boot.el"
 290     "compile" "config.guess" "config.sub" "depcomp"
 291     ;; Only existed briefly, then renamed:
 292     "images/icons/allout-widgets-dark-bg"
 293     "images/icons/allout-widgets-light-bg"
 294     ;; Never had any meaningful changes logged, now deleted:
 295     "unidata/bidimirror.awk" "unidata/biditype.awk"
 296     "split-man" "Xkeymap.txt" "ms-7bkermit" "ulimit.hack"
 297     "gnu-hp300" "refcard.bit" "ledit.l" "forms.README" "forms-d2.dat"
 298     "CXTERM-DIC/PY.tit" "CXTERM-DIC/ZIRANMA.tit"
 299     "CXTERM-DIC/CTLau.tit" "CXTERM-DIC/CTLauB.tit"
 300     "NICKLES.WORTH" "INTERVAL.IDEAS" "RCP"
 301     "3B-MAXMEM" "AIX.DUMP" "SUN-SUPPORT" "XENIX"
 302     "CODINGS" "CHARSETS"
 303     "calc/INSTALL" "calc/Makefile" "calc/README.prev"
 304     "vms-pp.trans" "_emacs" "batcomp.com" "notes/cpp" ; admin/
 305     "emacsver.texi.in"
 306     "vpath.sed"
 307     "Cocoa/Emacs.base/Contents/Info.plist"
 308     "Cocoa/Emacs.base/Contents/Resources/English.lproj/InfoPlist.strings"
 309     "GNUstep/Emacs.base/Resources/Info-gnustep.plist"
 310     "GNUstep/Emacs.base/Resources/Emacs.desktop"
 311     "Cocoa/Emacs.base/Contents/Resources/English.lproj"
 312     ;; Only existed briefly, then deleted:
 313     "coccinelle/overlay.cocci" "coccinelle/symbol.cocci"
 314     ;; MH-E stuff not in Emacs:
 315     "import-emacs" "release-utils"
 316     ;; Erc stuff not in Emacs:
 317     "ChangeLog.2001" "ChangeLog.2002" "ChangeLog.2003" "ChangeLog.2004"
 318     "ChangeLog.2005"
 319     "README.extras" "dir-template" "mkChangeLog" "MkChangeLog" "erc-auto.in"
 320     "CREDITS" "HACKING"
 321     "debian/changelog"
 322     "debian/control"
 323     "debian/copyright"
 324     "debian/maint/conffiles"
 325     "debian/maint/conffiles.in"
 326     "debian/maint/postinst"
 327     "debian/maint/postinst.in"
 328     "debian/maint/prerm"
 329     "debian/maint/prerm.in"
 330     "debian/README.Debian"
 331     "debian/README.erc-speak"
 332     "debian/rules"
 333     "debian/scripts/install"
 334     "debian/scripts/install.in"
 335     "debian/scripts/remove"
 336     "debian/scripts/remove.in"
 337     "debian/scripts/startup"
 338     "debian/scripts/startup.erc"
 339     "debian/scripts/startup.erc-speak"
 340     ;; Used to be in admin, not very interesting.
 341     "emacs-pretesters" "make-announcement" "make-changelog-diff"
 342     ;; Generated files that have since been removed.
 343     "refcards/calccard.pdf" "refcards/cs-dired-ref.pdf" "refcards/cs-refcard.pdf"
 344     "refcards/de-refcard.pdf" "refcards/dired-ref.pdf" "refcards/fr-dired-ref.pdf"
 345     "refcards/fr-refcard.pdf" "refcards/gnus-booklet.pdf" "refcards/gnus-refcard.pdf"
 346     "refcards/orgcard.pdf" "refcards/pl-refcard.pdf" "refcards/pt-br-refcard.pdf"
 347     "refcards/refcard.pdf" "refcards/ru-refcard.pdf" "refcards/sk-dired-ref.pdf"
 348     "refcards/sk-refcard.pdf"
 349     )
 350   "List of files and directories to ignore.
 351 Changes to files in this list are not listed.")
 352
 353 ;; List via: find . -name '*.el' | sed 's/.*\///g' | sort | uniq -d
 354 ;; FIXME It would be better to discover these dynamically.
 355 ;; Note that traditionally "Makefile.in" etc have not been in this list.
 356 ;; Ditto for "abbrev.texi" etc.
 357 (defconst authors-ambiguous-files
 358   '("chart.el"
 359     "compile.el"
 360     "complete.el"
 361     "cpp.el"
 362     "ctxt.el"
 363     "custom.el"
 364     "cyrillic.el"
 365     "czech.el"
 366     "debug.el"
 367     "dired.el"
 368     "el.el"
 369     "eshell.el"
 370     "ethiopic.el"
 371     "f90.el"
 372     "files.el"
 373     "find.el"
 374     "format.el"
 375     "generic.el"
 376     "georgian.el"
 377     "greek.el"
 378     "grep.el"
 379     "hebrew.el"
 380     "imenu.el"
 381     "indian.el"
 382     "japanese.el"
 383     "java.el"
 384     "lao.el"
 385     "linux.el"
 386     "locate.el"
 387     "make.el"
 388     "mode.el"
 389     "python.el"
 390     "rmailmm.el"
 391     "semantic.el"
 392     "shell.el"
 393     "simple.el"
 394     "slovak.el"
 395     "sort.el"
 396     "speedbar.el"
 397     "srecode.el"
 398     "table.el"
 399     "texi.el"
 400     "thai.el"
 401     "tibetan.el"
 402     "util.el"
 403     "vc-bzr.el"
 404     "wisent.el")
 405   "List of basenames occurring more than once in the source.")
 406
 407 ;; FIXME :cowrote entries here can be overwritten by :wrote entries
 408 ;; derived from a file's Author: header (eg mh-e).  This really means
 409 ;; the Author: header is erroneous.
 410 (defconst authors-fixed-entries
 411   '(("Richard M. Stallman" :wrote "[The original GNU Emacs and numerous files]")
 412     ("Joseph Arceneaux" :wrote "xrdb.c")
 413     ;; This refers to the obsolete Willisson (qv) version.
 414 ;;;    ("Blitz Product Development Corporation" :wrote "ispell.el")
 415     ("Frank Bresz" :wrote "diff.el")
 416     ("David M. Brown" :wrote "array.el")
 417     ;; No longer distributed.
 418 ;;;    ("Gary Byers" :changed "xenix.h")
 419     ("Shawn M. Carey" :wrote "freebsd.h")
 420     ;; hp800.h renamed from hp9000s800.h, hpux.h merged into hpux10-20.h.
 421     ;; FIXME overwritten by Author:.
 422     ("Satyaki Das" :cowrote "mh-search.el")
 423     ("Eric Decker" :changed "hp800.h" "hpux10-20.h" "sysdep.c")
 424     ("Lawrence R. Dodd" :cowrote "dired-x.el")
 425     ;; No longer distributed.
 426 ;;;    ("Viktor Dukhovni" :wrote "unexsunos4.c")
 427     ("Paul Eggert" :wrote "rcs2log") ; "vcdiff"
 428     ("Fred Fish" :changed "unexcoff.c")
 429     ;; No longer distributed.
 430 ;;;    ("Tim Fleehart" :wrote "makefile.nt")
 431     ("Keith Gabryelski" :wrote "hexl.c")
 432     ("Kevin Gallagher" :wrote "flow-ctrl.el")
 433     ;; Also wrote an earlier version of disp-table.el, since replaced
 434     ;; by Erik Naggum's version; also iso-syntax.el, later renamed to
 435     ;; latin-1.el, since deleted.
 436     ("Howard Gayle" :wrote "casetab.c")
 437     ;; :wrote mh-pick.el, since merged into mh-search.el.
 438     ;; Originally wrote mh-funcs.el, but it has been rewritten since.
 439     ("Stephen Gildea" :wrote "refcard.tex"
 440      :cowrote "mh-funcs.el" "mh-search.el")
 441     ;; cl.texinfo renamed to cl.texi.
 442     ("David Gillespie" :wrote "cl.texi")
 443     ;; No longer distributed: emacsserver.c.
 444     ("Hewlett-Packard" :changed "emacsclient.c" "server.el" "keyboard.c")
 445     ;; No longer distributed.
 446 ;;;    ("Thomas Horsley" :wrote "cxux.h" "cxux7.h")
 447     ("Indiana University Foundation" :changed "buffer.c" "buffer.h"
 448      "indent.c" "search.c" "xdisp.c" "region-cache.c" "region-cache.h")
 449     ;; ibmrt.h, ibmrt-aix.h no longer distributed.
 450     ("International Business Machines" :changed "emacs.c" "fileio.c"
 451      "process.c" "sysdep.c" "unexcoff.c")
 452     ;; No longer distributed.
 453 ;;;    ("Ishikawa Chiaki" :changed "aviion.h" "dgux.h")
 454     ;; ymakefile no longer distributed.
 455     ("Michael K. Johnson" :changed "configure.ac" "emacs.c" "intel386.h"
 456      "mem-limits.h" "process.c" "template.h" "sysdep.c" "syssignal.h"
 457      "systty.h" "unexcoff.c" "linux.h")
 458     ;; No longer distributed.
 459 ;;;    ("Kyle Jones" :wrote "mldrag.el")
 460     ("Henry Kautz" :wrote "bib-mode.el")
 461     ;; No longer distributed: vms-pwd.h, vmsfns.c, uaf.h.
 462     ("Joseph M. Kelsey" :changed "fileio.c" "dir.h")
 463     ("Sam Kendall" :changed "etags.c" "etags.el")
 464     ;; ack.texi: "We're not using his backquote.el any more."
 465     ("Richard King" :wrote "userlock.el" "filelock.c")
 466     ("Sebastian Kremer" :changed "add-log.el")
 467     ("Mark Lambert" :changed "process.c" "process.h")
 468     ("Aaron Larson" :changed "bibtex.el")
 469     ;; It was :wrote, but it has been rewritten since.
 470     ("James R. Larus" :cowrote "mh-e.el")
 471     ("Lars Lindberg" :changed "dabbrev.el" :cowrote "imenu.el")
 472     ;; No longer distributed: lselect.el.
 473     ("Lucid, Inc." :changed "bytecode.c" "byte-opt.el" "byte-run.el"
 474      "bytecomp.el" "delsel.el" "disass.el" "faces.el" "font-lock.el"
 475      "lmenu.el" "mailabbrev.el" "select.el" "xfaces.c" "xselect.c")
 476     ;; MCC.  No longer distributed: emacsserver.c.
 477     ("Microelectronics and Computer Technology Corporation"
 478      :changed "etags.c" "emacsclient.c" "movemail.c"
 479      "rmail.el" "rmailedit.el" "rmailkwd.el"
 480      "rmailmsc.el" "rmailout.el" "rmailsum.el" "scribe.el"
 481      ;; It was :wrote for xmenu.c, but it has been rewritten since.
 482      "server.el" "lisp.h" "sysdep.c" "unexcoff.c" "xmenu.c")
 483     ("Niall Mansfield" :changed "etags.c")
 484     ("Brian Marick" :cowrote "hideif.el")
 485     ("Marko Kohtala" :changed "info.el")
 486     ("Sidney Markowitz" :changed "doctor.el")
 487     ;; No longer distributed: env.c.
 488     ("Richard Mlynarik" :wrote "ehelp.el")
 489     ("Mosur Mohan" :changed "etags.c")
 490     ("Jeff Morgenthaler" :changed "flow-ctrl.el" "vt200.el" "vt201.el"
 491      "vt220.el" "vt240.el")
 492     ("Motorola" :changed "buff-menu.el")
 493     ("Hiroshi Nakano" :changed "ralloc.c")
 494     ;; File removed in Emacs 24.1.
 495 ;;;    ("Sundar Narasimhan" :changed "rnewspost.el")
 496     ;; No longer distributed.
 497 ;;;    ("NeXT, Inc." :wrote "unexnext.c")
 498     ("Mark Neale" :changed "fortran.el")
 499     ;; Renamed from sc.el.
 500     ("Martin Neitzel" :changed "supercite.el")
 501     ("Andrew Oram" :changed "calendar.texi (and other files in man/)")
 502     ("Frederic Pierresteguy" :wrote "widget.c")
 503     ("Michael D. Prange" :changed "tex-mode.el")
 504     ;; No longer distributed (dgux5-4r3.h was renamed to dgux5-4-3.h).
 505 ;;;    ("Paul Reilly" :wrote "gux5-4r2.h" "dgux5-4-3.h")
 506     ("Roland B. Roberts" :changed "files.el" "sort.el"
 507      "buffer.h" "callproc.c" "dired.c" "process.c" "sysdep.c" "systty.h")
 508      ;; No longer distributed.
 509 ;;;     "vmspaths.h" "build.com" "compile.com" "kepteditor.com" "precomp.com"
 510 ;;;     "vmsproc.el" :wrote "logout.com" "mailemacs.com")
 511 ;;;    ("Guillermo J. Rozas" :wrote "fakemail.c")
 512     ("Wolfgang Rupprecht" :changed "lisp-mode.el" "loadup.el"
 513      "sort.el" "alloc.c" "callint.c"
 514      ;; config.in renamed from config.h.in; ecrt0.c from crt0.c.
 515      "config.in" "ecrt0.c" "data.c" "fns.c"
 516      "lisp.h" "lread.c" ; "sun3.h" "ymakefile" - no longer distributed
 517      "print.c" :wrote "float-sup.el" "floatfns.c")
 518     ("Schlumberger Technology Corporation" :changed "gud.el")
 519     ;; Replaced by tcl.el.
 520 ;;;    ("Gregor Schmid" :wrote "tcl-mode.el")
 521     ;; FIXME files no longer included; but see bug 15601
 522     ("Rainer Schöpf" :wrote "alpha.h" "unexalpha.c")
 523     ;; No longer distributed: emacsserver.c.
 524     ("William Sommerfeld" :wrote "emacsclient.c" "scribe.el")
 525     ;; No longer distributed: emacsserver.c.
 526     ("Leigh Stoller" :changed "emacsclient.c" "server.el")
 527     ("Steve Strassmann" :wrote "spook.el")
 528     ("Shinichirou Sugou" :changed "etags.c")
 529     ;; No longer distributed: emacsserver.c.
 530     ("Sun Microsystems, Inc" :changed "emacsclient.c" "server.el"
 531      :wrote "emacs.icon" "sun.el")
 532     ;; No longer distributed.
 533 ;;;     "emacstool.1" "emacstool.c" "sun-curs.el"
 534 ;;;     "sun-fns.el" "sun-mouse.el" "sunfns.c")
 535     ;; Renamed from sc.el.
 536     ("Kayvan Sylvan" :changed "supercite.el")
 537     ;; No longer distributed: emacsserver.c, tcp.c.
 538     ("Spencer Thomas" :changed "emacsclient.c" "server.el"
 539      "dabbrev.el" "unexcoff.c" "gnus.texi")
 540     ("Jonathan Vail" :changed "vc.el")
 541     ("James Van Artsdalen" :changed "usg5-4.h" "unexcoff.c")
 542     ;; No longer distributed: src/makefile.nt, lisp/makefile.nt
 543     ;; winnt.el renamed to w32-fns.el; nt.[ch] to w32.[ch];
 544     ;; ntheap.[ch] to w32heap.[ch]; ntinevt.c to w32inevt.c;
 545     ;; ntproc.c to w32proc.c; ntterm.c to w32term.c;
 546     ;; windowsnt.h to ms-w32.h.
 547     ("Geoff Voelker" :wrote "w32-fns.el" "w32.c" "w32.h" "w32heap.c"
 548      "w32heap.h" "w32inevt.c" "w32proc.c" "w32term.c" "ms-w32.h")
 549     ("Morten Welinder" :wrote "dosfns.c" "[many MS-DOS files]" "msdos.h")
 550     ("Eli Zaretskii" :wrote "bidi.c" "[bidirectional display in xdisp.c]")
 551     ;; Not using this version any more.
 552 ;;;    ("Pace Willisson" :wrote "ispell.el")
 553     ;; FIXME overwritten by Author:.
 554     ("Bill Wohler" :cowrote "mh-e.el")
 555     ("Garrett Wollman" :changed "sendmail.el")
 556     ("Dale R. Worley" :changed "mail-extr.el")
 557     ("Jamie Zawinski" :changed "bytecode.c" :wrote "tar-mode.el"
 558      :cowrote "disass.el"))
 559   "Actions taken from the original, manually (un)maintained AUTHORS file.")
 560
 561
 562 (defconst authors-valid-file-names
 563   '("aclocal.m4"
 564     "build-ins.in"
 565     "Makefile.noleim"
 566     "makedist.bat"
 567     "makefile.def"
 568     "makefile.nt"
 569     "ns.mk"
 570     "debug.bat.in" "emacs.bat.in"
 571     ".gdbinit-union"
 572     "alloca.s"
 573     "make-delta"
 574     "config.w95"
 575     "emacstool.1"
 576     "align.umax"
 577     "cxux-crt0.s"
 578     "gould-sigvec.s"
 579     "getdate.y"
 580     "ymakefile"
 581     "permute-index" "index.perm"
 582     "ibmrs6000.inp"
 583     "b2m.c" "b2m.1" "b2m.pl" "rcs-checkin.1"
 584     "emacs.bash" "emacs.csh" "ms-kermit"
 585     "emacs.ico"
 586     "emacs21.ico"
 587     "emacs.py" "emacs2.py" "emacs3.py"
 588     "BABYL" "LPF" "LEDIT" "OTHER.EMACSES"
 589     "emacs16_mac.png" "emacs24_mac.png"
 590     "emacs256_mac.png" "emacs32_mac.png"
 591     "emacs48_mac.png" "emacs512_mac.png"
 592     "revdiff"                           ; admin/
 593     "vcdiff" "rcs-checkin" "tindex.pl"
 594     "mainmake" "sed1.inp" "sed2.inp" "sed3.inp" ; msdos/
 595     "mac-fix-env.m"
 596     ;; Deleted vms stuff:
 597     "temacs.opt" "descrip.mms" "compile.com" "link.com"
 598     )
 599   "File names which are valid, but no longer exist (or cannot be found)
 600 in the repository.")
 601
 602 (defconst authors-renamed-files-alist
 603   '(("nt.c" . "w32.c") ("nt.h" . "w32.h")
 604     ("ntheap.c" . "w32heap.c") ("ntheap.h" . "w32heap.h")
 605     ("ntinevt.c" . "w32inevt.c") ("ntinevt.h" . "w32inevt.h")
 606     ("ntproc.c" . "w32proc.c")
 607     ("w32console.c" . "w32term.c")
 608     ("unexnt.c" . "unexw32.c")
 609     ("s/windowsnt.h" . "s/ms-w32.h")
 610     ("s/ms-w32.h" . "inc/ms-w32.h")
 611     ("winnt.el" . "w32-fns.el")
 612     ("emacs.manifest" . "emacs-x86.manifest")
 613     ("config.emacs" . "configure")
 614     ("configure.in" . "configure.ac")
 615     ("config.h.dist" . "config.in")
 616     ("config.h-dist" . "config.in")
 617     ("config.h.in" . "config.in")
 618     ("paths.h-dist" . "paths.h.in")
 619     ("patch1" . "sed1.inp")
 620     ("GETTING.GNU.SOFTWARE" . "FTP")
 621     ("etc/MACHINES" . "MACHINES")
 622     ("ONEWS" . "NEWS.19")
 623     ("ONEWS.1" . "NEWS.1-17")
 624     ("ONEWS.2" . "NEWS.1-17")
 625     ("ONEWS.3" . "NEWS.18")
 626     ("ONEWS.4" . "NEWS.18")
 627     ("ORDERS.USA" . "ORDERS")
 628     ("EUROPE" . "ORDERS")
 629     ("DIFF" . "OTHER.EMACSES")
 630     ("CCADIFF" . "OTHER.EMACSES")
 631     ("GOSDIFF" . "OTHER.EMACSES")
 632     ("Makefile.in.in" . "Makefile.in")
 633     ("leim-Makefile" . "leim/Makefile")
 634     ("leim-Makefile.in" . "leim/Makefile.in")
 635     ("emacs-lisp/testcover-ses.el" . "tcover-ses.el")
 636     ("emacs-lisp/testcover-unsafep.el" . "tcover-unsafep.el")
 637     ;; index and pick merged into search.
 638     ("mh-index.el" . "mh-search.el")
 639     ("mh-pick.el" . "mh-search.el")
 640     ("font-setting.el" . "dynamic-setting.el")
 641     ;; INSTALL-CVS -> .CVS -> .BZR
 642     ("INSTALL-CVS" . "INSTALL.BZR")
 643     ("INSTALL.CVS" . "INSTALL.BZR")
 644     ("refcards/fr-drdref.pdf" . "refcards/fr-dired-ref.pdf")
 645     ("gnus-logo.eps" . "refcards/gnus-logo.eps")
 646     ("build-install" . "build-ins.in")
 647     ("build-install.in" . "build-ins.in")
 648     ("unidata/Makefile" . "unidata/Makefile.in")
 649     ("move-if-change" . "build-aux/move-if-change")
 650     ("update-subdirs" . "build-aux/update-subdirs")
 651     ;; Not renamed, but we only have the latter in the Emacs repo.
 652     ("trampver.texi.in" . "trampver.texi")
 653     ("e/eterm" . "e/eterm-color")
 654     ("e/eterm.ti" . "e/eterm-color.ti")
 655     ("README.txt" . "README")
 656     ("emacs.names" . "JOKES")
 657     ("ED.WORSHIP" . "JOKES")
 658     ("GNU.JOKES" . "JOKES")
 659     ("CHARACTERS" . "TODO")
 660     ("schema/xhtml-basic-form.rnc" . "schema/xhtml-bform.rnc" )
 661     ("schema/xhtml-basic-table.rnc" . "schema/xhtml-btable.rnc")
 662     ("schema/xhtml-list.rnc" . "schema/xhtml-lst.rnc")
 663     ("schema/xhtml-target.rnc" . "schema/xhtml-tgt.rnc")
 664     ("schema/xhtml-style.rnc" . "schema/xhtml-xstyle.rnc")
 665     ("schema/docbook-dyntbl.rnc" . "schema/docbk-dyntbl.rnc")
 666     ("schema/docbook-soextbl.rnc" . "schema/docbk-soextbl.rn" )
 667     ("texi/url.txi" . "url.texi")
 668     ("edt-user.doc" . "edt.texi")
 669     ("DEV-NOTES" . "nextstep")
 670     ("org/COPYRIGHT-AND-LICENSE" . "org/README")
 671     ;; Moved to different directories.
 672     ("ctags.1" . "ctags.1")
 673     ("etags.1" . "etags.1")
 674     ("emacs.1" . "emacs.1")
 675     ("emacsclient.1" . "emacsclient.1")
 676     ("icons/emacs21.ico" . "emacs21.ico")
 677     ;; Moved from admin/nt/ to nt/.
 678     ("nt/README.W32" . "README.W32")
 679     )
 680   "Alist of files which have been renamed during their lifetime.
 681 Elements are (OLDNAME . NEWNAME).")
 682
 683 (defconst authors-renamed-files-regexps
 684   '(("^m/m-\\(.*\\.h\\)$" . "m/\\1")
 685     ("^m-\\(.*\\.h\\)$" . "\\1")
 686     ("^s/s-\\(.*\\.h\\)$" . "s/\\1")
 687     ("^s-\\(.*\\.h\\)$" . "\\1")
 688     ("^s/[-.a-zA-Z0-9_]+\\.h$" . t)
 689     ("\\(.*\\)\\.cmd$" . "\\1.bat")
 690     ("\\.bat$" . t)
 691     ("\\.[ch]$" . t)
 692     ("\\.el$" . t)
 693     ("\\.ps$" . t)
 694     ("\\.texi?$" . t)
 695     ("\\.texinfo$" . t)
 696     ("\\.xml?$" . t)
 697     ("\\.x[pb]m$" . t)
 698     ("\\.[xp]bm$" . t)
 699     ("^paths\\." . t)
 700     ("^install\\." . t)
 701     ("^\\(TUTORIAL[^/]*\\)" . "tutorials/\\1")
 702     ("^\\(tree-widget/\\(?:default\\|folder\\)/[-a-z]+\\.png\\)$" .
 703      "images/\\1")
 704     ("^\\(images/icons/\\)mac\\(emacs\\)_\\([0-9]+\\)\\(\\.png\\)" .
 705      "\\1\\2\\3_mac\\4")
 706     ("\\(images/icons/\\)emacs_\\([0-9][0-9]\\)\\.png" .
 707      "\\1hicolor/\\2x\\2/apps/emacs.png")
 708     )
 709   "List regexps and rewriting rules for renamed files.
 710 Elements are (REGEXP . REPLACE).  If REPLACE is a string, the file
 711 name matching REGEXP is replaced by REPLACE using `replace-string'.
 712 Otherwise, the file name is accepted as is.")
 713
 714 (defvar authors-checked-files-alist)
 715 (defvar authors-invalid-file-names)
 716
 717 (defun authors-disambiguate-file-name (fullname)
 718   "Convert FULLNAME to an unambiguous relative-name."
 719   (let ((relname (file-name-nondirectory fullname))
 720         parent)
 721     (if (member relname authors-ambiguous-files)
 722         ;; In case of ambiguity, just prepend the parent directory.
 723         ;; FIXME obviously this is not a perfect solution.
 724         (if (string-equal "lisp"
 725                           (setq parent (file-name-nondirectory
 726                                         (directory-file-name
 727                                          (file-name-directory fullname)))))
 728             relname
 729           (format "%s/%s" parent relname))
 730       relname)))
 731
 732 (defun authors-canonical-file-name (file log-file pos author)
 733   "Return canonical file name for FILE found in LOG-FILE.
 734 Checks whether FILE is a valid (existing) file name, has been renamed,
 735 or is on the list of removed files.  Returns the non-directory part of
 736 the file name.  Only uses the LOG-FILE position POS and associated AUTHOR
 737 to print a message if FILE is not found."
 738   ;; FILE should be re-checked in every different directory associated
 739   ;; with a LOG-FILE.  Eg configure.ac from src/ChangeLog is not the
 740   ;; same as that from top-level/ChangeLog.
 741   (let* ((fullname (expand-file-name file (file-name-directory log-file)))
 742          (entry (assoc fullname authors-checked-files-alist))
 743          relname
 744          valid)
 745     (if entry
 746         (cdr entry)
 747       (setq relname (file-name-nondirectory file))
 748       (if (or (member relname authors-valid-file-names)
 749               (file-exists-p file)
 750               (file-exists-p relname)
 751               (file-exists-p (concat "etc/" relname)))
 752           (setq valid (authors-disambiguate-file-name fullname))
 753         (setq valid (assoc file authors-renamed-files-alist))
 754         (if valid
 755             (setq valid (cdr valid))
 756           (let ((rules authors-renamed-files-regexps))
 757             (while rules
 758               (if (string-match (car (car rules)) file)
 759                   (setq valid (if (stringp (cdr (car rules)))
 760                                   (file-name-nondirectory
 761                                    (replace-match (cdr (car rules)) t nil file))
 762                                 relname)
 763                         rules nil))
 764               (setq rules (cdr rules))))))
 765       (setq authors-checked-files-alist
 766             (cons (cons fullname valid) authors-checked-files-alist))
 767       (unless (or valid
 768                   (member file authors-ignored-files)
 769                   (authors-obsolete-file-p file)
 770                   (string-match "[*]" file)
 771                   (string-match "^[0-9.]+$" file))
 772         (setq authors-invalid-file-names
 773               (cons (format "%s:%d: unrecognized `%s' for %s"
 774                             log-file
 775                             (1+ (count-lines (point-min) pos))
 776                             file author)
 777                     authors-invalid-file-names)))
 778       valid)))
 779
 780 (defun authors-add-fixed-entries (table)
 781   "Add actions from `authors-fixed-entries' to TABLE."
 782   (dolist (entry authors-fixed-entries)
 783     (let ((author (car entry))
 784           action)
 785       (dolist (item (cdr entry))
 786         (if (symbolp item)
 787             (setq action item)
 788           (authors-add author item action table))))))
 789
 790
 791 (defun authors-obsolete-file-p (file)
 792   "Return non-nil if FILE is obsolete.
 793 FILE is considered obsolete if it matches one of the regular expressions
 794 from `authors-obsolete-files-regexps'."
 795   (let (obsolete-p
 796         (regexps authors-obsolete-files-regexps))
 797     (while (and regexps (not obsolete-p))
 798       (setq obsolete-p (string-match (car regexps) file)
 799             regexps (cdr regexps)))
 800     obsolete-p))
 801
 802
 803 (defun authors-add (author file action table)
 804   "Record that AUTHOR worked on FILE.
 805 ACTION is a keyword symbol describing what he did.  Record file,
 806 author and what he did in hash table TABLE.  See the description of
 807 `authors-scan-change-log' for the structure of the hash table."
 808   (unless (or (member file authors-ignored-files)
 809               (authors-obsolete-file-p file)
 810               (equal author ""))
 811     (let* ((value (gethash author table))
 812            (entry (assoc file value))
 813            slot)
 814       (if (null entry)
 815           (puthash author (cons (list file (cons action 1)) value) table)
 816         (if (setq slot (assoc action (cdr entry)))
 817             (setcdr slot (1+ (cdr slot)))
 818           (nconc entry (list (cons action 1))))))))
 819
 820
 821 (defun authors-canonical-author-name (author)
 822   "Return a canonicalized form of AUTHOR, an author name.
 823 If AUTHOR has an entry in `authors-aliases', use that.  Remove
 824 email addresses.  Capitalize words in the author's name, unless
 825 it is found in `authors-fixed-case'."
 826   (let* ((aliases authors-aliases)
 827          regexps realname)
 828     (while aliases
 829       (setq realname (car (car aliases))
 830             regexps (cdr (car aliases))
 831             aliases (cdr aliases))
 832       (while regexps
 833         (if (string-match (car regexps) author)
 834             (setq author realname
 835                   regexps nil
 836                   aliases nil)
 837           (setq regexps (cdr regexps))))))
 838   (when author
 839     (setq author (replace-regexp-in-string "[ \t]*[(<].*$" "" author))
 840     (setq author (replace-regexp-in-string "\`[ \t]+" "" author))
 841     (setq author (replace-regexp-in-string "[ \t]+$" "" author))
 842     (setq author (replace-regexp-in-string "[ \t]+" " " author))
 843     (unless (string-match "[-, \t]" author)
 844       (setq author ""))
 845     (or (car (member author authors-fixed-case))
 846         (capitalize author))))
 847
 848 (defun authors-scan-change-log (log-file table)
 849   "Scan change log LOG-FILE for author information.
 850
 851 For each change mentioned in the log, add an entry to hash table TABLE
 852 under the author's canonical name.
 853
 854 Keys of TABLE are author names.  Values are alists of entries (FILE
 855 \(ACTION . COUNT) ...).  FILE is one file the author worked on.  The
 856 rest of the entry is a list of keyword symbols describing what he did
 857 with the file and the number of each action:
 858
 859 :wrote          means the author wrote the file
 860 :cowrote        means he wrote the file in collaboration with others
 861 :changed        means he changed the file COUNT times."
 862
 863   (let* ((enable-local-variables :safe) ; for find-file, hence let*
 864          (enable-local-eval nil)
 865          (existing-buffer (get-file-buffer log-file))
 866          (buffer (find-file-noselect log-file))
 867          authors pos)
 868     (with-current-buffer buffer
 869       (save-restriction
 870         (widen)
 871         (goto-char (point-min))
 872         (while (re-search-forward "^[0-9]\\|^[ \t]+\\* " nil t)
 873           (beginning-of-line)
 874           (setq pos (point))
 875           (cond ((looking-at "^[0-9]+-[0-9]+-[0-9]+")
 876                  ;; Handle joint authorship of changes.
 877                  ;; This can be a bit fragile, and is not too common.
 878                  (setq authors nil)
 879                  (while (progn
 880                           (skip-chars-forward " \t+:0-9-")
 881                           (not (looking-at "\\($\\|\\*\\|\
 882 Suggested\\|Trivial\\|Version\\|Originally\\|From:\\|Patch[ \t]+[Bb]y\\)")))
 883                    (push (authors-canonical-author-name
 884                           (buffer-substring-no-properties
 885                            (point) (line-end-position))) authors)
 886                    (forward-line 1)))
 887                 ((looking-at "^[ \t]+\\*")
 888                  (let ((line (buffer-substring-no-properties
 889                               (match-end 0) (line-end-position))))
 890                    (while (and (not (string-match ":" line))
 891                                (forward-line 1)
 892                                (not (looking-at ":\\|^[ \t]*$")))
 893                      (setq line (concat line
 894                                         (buffer-substring-no-properties
 895                                          (line-beginning-position)
 896                                          (line-end-position)))))
 897                    (when (string-match ":" line)
 898                      (setq line (substring line 0 (match-beginning 0)))
 899                      (setq line (replace-regexp-in-string "[[(<{].*$" "" line))
 900                      (setq line (replace-regexp-in-string "," "" line))
 901                      (dolist (file (split-string line))
 902                        (when (setq file (authors-canonical-file-name file log-file pos (car authors)))
 903                          (dolist (author authors)
 904                            ;;(message "%s changed %s" author file)
 905                            (authors-add author file :changed table)))))
 906                    (forward-line 1)))))))
 907     (unless existing-buffer
 908       (kill-buffer buffer))))
 909
 910
 911 (defun authors-scan-el (file table)
 912   "Scan Lisp file FILE for author information.
 913 TABLE is a hash table to add author information to."
 914   (let* ((existing-buffer (get-file-buffer file))
 915          (enable-local-variables :safe) ; for find-file, hence let*
 916          (enable-local-eval nil)
 917          (buffer (find-file-noselect file)))
 918     (setq file (authors-disambiguate-file-name (expand-file-name file)))
 919     (with-current-buffer buffer
 920       (save-restriction
 921         (widen)
 922         (goto-char (point-min))
 923         (while (and (re-search-forward
 924                      "^;+[ \t]*\\(Authors?\\|Commentary\\|Code\\):[ \t]*" nil t)
 925                     (not (member (match-string 1) '("Commentary" "Code"))))
 926           (let ((continue t)
 927                 (action :wrote)
 928                 authors)
 929             (while continue
 930               ;; Some entries contain a year range in front of the
 931               ;; author's name.
 932               (skip-chars-forward "-0-9 \t")
 933               (push (authors-canonical-author-name
 934                      (buffer-substring-no-properties
 935                       (point) (line-end-position))) authors)
 936               ;; tips.texi says the continuation line should begin
 937               ;; with a tab, but often spaces are used.
 938               (setq continue
 939                     (and (zerop (forward-line 1))
 940                          (looking-at ";;;?\\(\t+ *\\|  +\\)[[:alnum:]]")
 941                          (goto-char (1- (match-end 0)))
 942                          (not (looking-at "[[:upper:]][-[:alpha:]]+:[ \t]")))))
 943             (and (> (length authors) 1)
 944                  (setq action :cowrote))
 945             (mapc (lambda (author)
 946                     (authors-add author file action table))
 947                   authors)))))
 948     (unless existing-buffer
 949       (kill-buffer buffer))))
 950
 951
 952 (defun authors-public-domain-p (file)
 953   "Return t if FILE is a file that was put in public domain."
 954   (let ((public-domain-p nil)
 955         (list authors-public-domain-files))
 956     (while (and list (not public-domain-p))
 957       (when (string-match (car list) file)
 958         (setq public-domain-p t))
 959       (setq list (cdr list)))
 960     public-domain-p))
 961
 962 (defvar authors-author-list)
 963
 964 (defun authors-add-to-author-list (author changes)
 965   "Insert information about AUTHOR's work on Emacs into `authors-author-list'.
 966 CHANGES is an alist of entries (FILE (ACTION . COUNT) ...), as produced by
 967 `authors-scan-change-log'.
 968 The element added to `authors-author-list' is (AUTHOR WROTE CO-WROTE CHANGED),
 969 where WROTE, CO-WROTE, and CHANGED are lists of the files written, co-written
 970 and changed by AUTHOR."
 971   (when author
 972     (let ((nchanged 0)
 973           wrote-list
 974           cowrote-list
 975           changed-list)
 976       (dolist (change changes)
 977         (let* ((actions (cdr change))
 978                (file (car change))
 979                (filestat (if (authors-public-domain-p file)
 980                              (concat file " (public domain)")
 981                            file)))
 982           (cond ((assq :wrote actions)
 983                  (setq wrote-list (cons filestat wrote-list)))
 984                 ((assq :cowrote actions)
 985                  (setq cowrote-list (cons filestat cowrote-list)))
 986                 (t
 987                  (setq changed-list
 988                        (cons (cons file (cdr (assq :changed actions)))
 989                              changed-list))))))
 990       (if wrote-list
 991           (setq wrote-list (sort wrote-list 'string-lessp)))
 992       (if cowrote-list
 993           (setq cowrote-list (sort cowrote-list 'string-lessp)))
 994       (when changed-list
 995         (setq changed-list (sort changed-list
 996                                  (lambda (a b)
 997                                    (if (= (cdr a) (cdr b))
 998                                        (string-lessp (car a) (car b))
 999                                      (> (cdr a) (cdr b))))))
1000         (setq nchanged (length changed-list))
1001         (setq changed-list (mapcar 'car changed-list)))
1002       (if (> (- nchanged authors-many-files) 2)
1003           (setcdr (nthcdr authors-many-files changed-list)
1004                   (list (format "and %d other files" (- nchanged authors-many-files)))))
1005       (setq authors-author-list
1006             (cons (list author wrote-list cowrote-list changed-list)
1007                   authors-author-list)))))
1008
1009 (defun authors (root)
1010   "Extract author information from change logs and Lisp source files.
1011 ROOT is the root directory under which to find the files.  If called
1012 interactively, ROOT is read from the minibuffer.
1013 Result is a buffer *Authors* containing authorship information, and a
1014 buffer *Authors Errors* containing references to unknown files."
1015   (interactive "DEmacs source directory: ")
1016   (setq root (expand-file-name root))
1017   (let ((logs (process-lines find-program root "-name" "ChangeLog*"))
1018         (table (make-hash-table :test 'equal))
1019         (buffer-name "*Authors*")
1020         authors-checked-files-alist
1021         authors-invalid-file-names)
1022     (authors-add-fixed-entries table)
1023     (unless (file-exists-p (expand-file-name "src/emacs.c" root))
1024       (unless (y-or-n-p
1025                (format "Not the root directory of Emacs: %s, continue? " root))
1026         (error "Not the root directory")))
1027     (dolist (log logs)
1028       (when (string-match "ChangeLog\\(.[0-9]+\\)?$" log)
1029         (message "Scanning %s..." log)
1030         (authors-scan-change-log log table)))
1031     (let ((els (process-lines find-program root "-name" "*.el")))
1032       (dolist (file els)
1033         (message "Scanning %s..." file)
1034         (authors-scan-el file table)))
1035     (message "Generating buffer %s..." buffer-name)
1036     (set-buffer (get-buffer-create buffer-name))
1037     (erase-buffer)
1038     (set-buffer-file-coding-system authors-coding-system)
1039     (insert
1040 "Many people have contributed code included in the Free Software
1041 Foundation's distribution of GNU Emacs.  To show our appreciation for
1042 their public spirit, we list here in alphabetical order a condensed
1043 list of their contributions.\n")
1044     (let (authors-author-list)
1045       (maphash #'authors-add-to-author-list table)
1046       (setq authors-author-list
1047             (sort authors-author-list
1048                   (lambda (a b) (string-lessp (car a) (car b)))))
1049       (dolist (a authors-author-list)
1050         (let ((author (car a))
1051               (wrote (nth 1 a))
1052               (cowrote (nth 2 a))
1053               (changed (nth 3 a)))
1054         (insert "\n" author ": ")
1055         (when wrote
1056           (insert "wrote")
1057           (dolist (file wrote)
1058             (if (> (+ (current-column) (length file)) 72)
1059               (insert "\n "))
1060             (insert " " file))
1061           (insert "\n"))
1062         (when cowrote
1063           (if wrote
1064               (insert "and "))
1065           (insert "co-wrote")
1066           (dolist (file cowrote)
1067             (if (> (+ (current-column) (length file)) 72)
1068               (insert "\n "))
1069             (insert " " file))
1070           (insert "\n"))
1071         (when changed
1072           (if (or wrote cowrote)
1073               (insert "and "))
1074           (insert "changed")
1075           (dolist (file changed)
1076             (if (> (+ (current-column) (length file)) 72)
1077                 (insert "\n "))
1078             (insert " " file))
1079           (insert "\n")))))
1080     (insert "\nLocal" " Variables:\ncoding: "
1081             (symbol-name authors-coding-system) "\nEnd:\n")
1082     (message "Generating buffer %s... done" buffer-name)
1083     (unless noninteractive
1084       (when authors-invalid-file-names
1085         (with-current-buffer (get-buffer-create "*Authors Errors*")
1086           (setq buffer-read-only nil)
1087           (erase-buffer)
1088           (set-buffer-file-coding-system authors-coding-system)
1089           (insert "Unrecognized file entries found:\n\n")
1090           (mapc (lambda (f) (if (not (string-match "^[A-Za-z]+$" f)) (insert f "\n")))
1091                 (sort authors-invalid-file-names 'string-lessp))
1092           (goto-char (point-min))
1093           (compilation-mode)
1094           (message "Errors were found.  See buffer %s" (buffer-name))))
1095       (pop-to-buffer buffer-name))))
1096
1097
1098 (defun batch-update-authors ()
1099   "Produce an AUTHORS file.
1100 Call this function in batch mode with two command line arguments FILE
1101 and ROOT.  FILE is the file to write, ROOT is the root directory of
1102 the Emacs source tree, from which to build the file."
1103   (unless noninteractive
1104     (error "`batch-update-authors' is to be used only with -batch"))
1105   (when (/= (length command-line-args-left) 2)
1106     (error "Call `batch-update-authors' with the name of the file to write"))
1107   (let* ((file (pop command-line-args-left))
1108          (root (pop command-line-args-left)))
1109     (authors root)
1110     (write-file file)))
1111
1112 (provide 'authors)
1113
1114 ;;; authors.el ends here