lisp/emacs-lisp/authors.el

   1 ;;; authors.el --- utility for maintaining Emacs's AUTHORS file -*-coding: utf-8 -*-
   2
   3 ;; Copyright (C) 2000-2012 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 Sniffen" "Brian T. Sniffen")
  55     ("Christoph Wedler" "Christoph.Wedler@sap.com")
  56     ("Daniel Pfeiffer" "<Daniel.Pfeiffer@Informatik.START.db.de>"
  57      "<Daniel.Pfeiffer@Informatik.START.dbp.de>")
  58     ("David Abrahams" "Dave Abrahams")
  59     ("David De La Harpe Golden" "David Golden")
  60     ("David Gillespie" "Dave Gillespie")
  61     ("David Kågedal" "David K..edal")
  62     ("David M. Koppelman" "David M. Koppelman, Koppel@Ec?e.Lsu.Edu"
  63      "David Koppelman")
  64     ("David M. Smith" "David Smith" "David M Smith")
  65     ("David O'Toole" "David T. O'Toole")
  66     ("Deepak Goel" "D. Goel")
  67     ("Ed L. Cashin" "Ed L Cashin")
  68     ("Edward M. Reingold" "Ed Reingold" "Edward M Reingold"
  69      "Reingold Edward M")
  70     ("Eli Zaretskii" "eliz")
  71     ("Emilio C. Lopes" "Emilio Lopes")
  72     ("Era Eriksson" "Era@Iki.Fi")
  73     ("Eric M. Ludlam" "Eric Ludlam")
  74     ("Eric S. Raymond" "Eric Raymond")
  75     ("Eric Youngdale" "(Eric Youngdale at youngdale@v6550c.nrl.navy.mil)")
  76     ("Francis J. Wright" "Dr Francis J. Wright" "Francis Wright")
  77     ("François Pinard" "Francois Pinard")
  78     ("Francesco Potortì" "Francesco Potorti" "Francesco Potorti`")
  79     ("Frederic Pierresteguy" "Fred Pierresteguy")
  80     ("Geoff Voelker" "voelker")
  81     ("Gerd Möllmann" "Gerd Moellmann")
  82     ("Hallvard B. Furuseth" "Hallvard B Furuseth" "Hallvard Furuseth")
  83     ("Hrvoje Nikšić" "Hrvoje Niksic")
  84     ;; lisp/org/ChangeLog 2010-11-11.
  85     (nil "aaa bbb")
  86     ;; src/ChangeLog.4, 1994-01-11, since fixed.
  87 ;;;    (nil "(afs@hplb.hpl.hp.com)")
  88     ;; lisp/gnus/ChangeLog.1, 1998-01-15.
  89     ;; http://quimby.gnus.org/cgi-bin/cvsweb.cgi/gnus/lisp/gnus-art.el?rev=4.13
  90     (nil "<Use-Author-Address-Header@\\[127.1\\]>")
  91     (nil "Code Extracted") ; lisp/newcomment.el's "Author:" header
  92     (nil "\\`FSF")  ; FIXME what is this for - no effect?
  93     ;; lisp/gnus/ChangeLog.1, 1997-10-12, since fixed.
  94 ;;;    (nil "ISO-2022-JP")
  95     ("Jaeyoun Chung" "Jae-youn Chung" "Jae-you Chung" "Chung Jae-youn")
  96     ("Jan Djärv" "Jan D." "Jan Djarv")
  97     ("Jay K. Adams" "jka@ece.cmu.edu" "Jay Adams")
  98     ("Jérôme Marant" "Jérôme Marant" "Jerome Marant")
  99     ("Jens-Ulrik Holger Petersen" "Jens-Ulrik Petersen")
 100     ("Jeremy Bertram Maitin-Shepard" "Jeremy Maitin-Shepard")
 101     ("Johan Bockgård" "Johan Bockgard")
 102     ("John J Foerch" "John Foerch")
 103     ("John W. Eaton" "John Eaton")
 104     ("Jonathan I. Kamens" "Jonathan Kamens")
 105     ("Joseph Arceneaux" "Joe Arceneaux")
 106     ("Joseph M. Kelsey" "Joe Kelsey")   ; FIXME ?
 107     ("Juan León Lahoz García" "Juan-Leon Lahoz Garcia")
 108     ("K. Shane Hartman" "Shane Hartman")
 109     ("Kai Großjohann" "Kai Grossjohann" "Kai Großjohann"
 110      "Kai.Grossjohann@Cs.Uni-Dortmund.De"
 111      "Kai.Grossjohann@Gmx.Net")
 112     ("Karl Berry" "K. Berry")
 113     ("Károly Lőrentey" "Károly Lőrentey" "Lőrentey Károly")
 114     ("Kazushi Marukawa" "Kazushi")
 115     ("Ken Manheimer" "Kenneth Manheimer")
 116     ("Kenichi Handa" "Ken'ichi Handa" "Kenichi HANDA")
 117     ("Kevin Greiner" "Kevin J. Greiner")
 118     ("Kim F. Storm" "Kim Storm")
 119     ("Kyle Jones" "Kyle E. Jones")
 120     ("Lars Magne Ingebrigtsen" "Lars Ingebrigtsen")
 121     ("Marcus G. Daniels" "Marcus Daniels")
 122     ("Mark D. Baushke" "Mark D Baushke")
 123     ("Marko Kohtala" "Kohtala Marko")
 124     ("Agustín Martín" "Agustin Martin" "Agustín Martín Domingo")
 125     ("Martin Lorentzon" "Martin Lorentzson")
 126     ("Matt Swift" "Matthew Swift")
 127     ("Maxime Edouard Robert Froumentin" "Max Froumentin")
 128     ("Michael R. Mauger" "Michael Mauger")
 129     ("Michael D. Ernst" "Michael Ernst")
 130     ("Michaël Cadilhac" "Michael Cadilhac")
 131     ("Michael I. Bushnell" "Michael I Bushnell" "Michael I. Bushnell, P/Bsg")
 132     ("Michael R. Cook" "Michael Cook")
 133     ("Michael Sperber" "Michael Sperber \\[Mr. Preprocessor\\]")
 134     ("Mikio Nakajima" "Nakajima Mikio")
 135     ("Nelson Jose dos Santos Ferreira" "Nelson Ferreira")
 136     ("Noorul Islam" "Noorul Islam K M")
 137     ("Paul Eggert" "eggert")
 138     ("Paul Reilly" "(pmr@legacy.pajato.com)")
 139     ("Pavel Janík" "Pavel Janík Ml." "Pavel Janik Ml." "Pavel Janik" "Pavel Janík" "Pavel@Janik.Cz")
 140     ("Pavel Kobiakov" "Pavel Kobyakov")
 141     ("Per Abrahamsen" "Per Abhiddenware")
 142     ("Per Starbäck" "Per Starback")
 143     ("Peter J. Weisberg" "PJ Weisberg")
 144     ("Peter S. Galbraith" "Peter Galbraith")
 145     ("Peter Runestig" "Peter 'luna' Runestig")
 146     ("Peter S. Galbraith" "Peter S Galbraith")
 147     ("Raja R. Harinath" "Raja R Harinath")
 148     ("Richard G. Bielawski" "Richard G Bielawski" "Richard Bielawski")
 149     ("Richard King" "Dick King")
 150     ("Richard M. Stallman" "Richard M. Stallman,,," "Richard Stallman"
 151      "rms" "rms@gnu.org")
 152     ("Robert J. Chassell" "Bob Chassell")
 153     ("Roland B. Roberts" "Roland B Roberts" "Roland Roberts")
 154     ("Rui-Tao Dong" "Rui-Tao Dong ~{6-Hpln~}")
 155     ("Sacha Chua" "Sandra Jean Chua")
 156     ("Sam Steingold" "Sam Shteingold")
 157     ("Satyaki Das" "Indexed search by Satyaki Das")
 158     ("Sébastien Vauban" "Sebastien Vauban")
 159     ;; There are other Stefans.
 160 ;;;    ("Stefan Monnier" "Stefan")
 161     ("Stephen A. Wood" "(saw@cebaf.gov)")
 162     ("Steven L. Baur" "SL Baur" "Steven L Baur")
 163     ("Stewart M. Clamen" "Stewart Clamen")
 164     ("Stuart D. Herring" "Stuart Herring" "Davis Herring")
 165     ("T.V. Raman" "T\\. V\\. Raman")
 166     ("Taichi Kawabata" "KAWABATA,? Taichi")
 167     ("Takaaki Ota" "Tak Ota")
 168     ("Takahashi Naoto" "Naoto Takahashi")
 169     ("Teodor Zlatanov" "Ted Zlatanov")
 170     ("Thomas Dye" "Tom Dye")
 171     ("Thomas Horsley" "Tom Horsley")    ; FIXME ?
 172     ("Thomas Wurgler" "Tom Wurgler")
 173     ("Toby Cubitt" "Toby S\\. Cubitt")
 174     ("Tomohiko Morioka" "MORIOKA Tomohiko")
 175     ("Torbjörn Axelsson" "Torbjvrn Axelsson")
 176     ("Torbjörn Einarsson" "Torbj.*rn Einarsson")
 177     ("Toru Tomabechi" "Toru Tomabechi,")
 178     ("Tsugutomo Enami" "enami tsugutomo")
 179     ("Vincent Del Vecchio" "Vince Del Vecchio")
 180     ("William M. Perry" "Bill Perry")
 181     ("Wlodzimierz Bzyl" "W.*dek Bzyl")
 182     ("Yoni Rabkin" "Yoni Rabkin Katzenell")
 183     ("Yoshinori Koseki" "KOSEKI Yoshinori" "小関 吉則")
 184     ("Yutaka NIIBE" "NIIBE Yutaka")
 185     )
 186   "Alist of author aliases.
 187
 188 Each entry is of the form (REALNAME REGEXP...).  If an author's name
 189 matches one of the REGEXPs, use REALNAME instead.
 190 If REALNAME is nil, ignore that author.")
 191
 192 ;; FIXME seems it would be less fragile to check for O', Mc, etc.
 193 (defconst authors-fixed-case
 194   '("Bryan O'Sullivan"
 195     "Christian von Roques"
 196     "Christophe de Dinechin"
 197     "Craig McDaniel"
 198     "David J. MacKenzie"
 199     "David McCabe"
 200     "David O'Toole"
 201     "Devon Sean McCullough"
 202     "Dominique de Waleffe"
 203     "Edward O'Connor"
 204     "Exal de Jesus Garcia Carrillo"
 205     "Greg McGary"
 206     "Hans de Graaff"
 207     "James TD Smith"
 208     "Joel N. Weber II"
 209     "Michael McNamara"
 210     "Mike McEwan"
 211     "Nelson Jose dos Santos Ferreira"
 212     "Peter von der Ahe"
 213     "Peter O'Gorman"
 214     "Piet van Oostrum"
 215     "Roland McGrath"
 216     "Sean O'Halpin"
 217     "Sean O'Rourke"
 218     "Tijs van Bakel")
 219   "List of authors whose names cannot be simply capitalized.")
 220
 221 (defvar authors-public-domain-files
 222   '("emerge\\.el"
 223     "vi\\.el"
 224     "feedmail\\.el"
 225     "mailpost\\.el"
 226     "hanoi\\.el"
 227     "meese\\.el"
 228     "studly\\.el"
 229     "modula2\\.el"
 230     "nnmaildir\\.el"
 231     "nnil\\.el"
 232     "b2m\\.c"
 233     "unexhp9k800\\.c"
 234     "emacsclient\\.1"
 235     "check-doc-strings")
 236   "List of regexps matching files for which the FSF doesn't need papers.")
 237
 238
 239 (defvar authors-obsolete-files-regexps
 240   '("vc-\\*\\.el$"
 241     "spec.txt$"
 242     ".*loaddefs.el$"                    ; not obsolete, but auto-generated
 243     "\\.\\(cvs\\|git\\)ignore$"         ; obsolete or uninteresting
 244     "\\.arch-inventory$"
 245     ;; TODO lib/? Matches other things?
 246     "build-aux/" "m4/" "Emacs.xcodeproj" "charsets" "mapfiles"
 247     "preferences\\.\\(nib\\|gorm\\)"
 248     "vc-\\(rcs\\|cvs\\|sccs\\)-hooks\\.el$")
 249   "List of regexps matching obsolete files.
 250 Changes to files matching one of the regexps in this list are not listed.")
 251
 252 (defconst authors-ignored-files
 253   '("external-lisp"
 254     "lock" "share-lib" "local-lisp"
 255     "noleim-Makefile.in"
 256     "NEWS" "ORDERS" "PROBLEMS" "FAQ" "AUTHORS" "FOR-RELEASE" "TODO" "todo"
 257     "MACHINES" "SERVICE"
 258     "README.unicode" "README.multi-tty" "TUTORIAL.translators"
 259     "NEWS.unicode" "COPYING.DJ" "Makefile.old" "Makefile.am"
 260     "NEWS.1" "OOOOONEWS...OONEWS" "OOOONEWS" "etc/NEWS"
 261     "NEWS.1-17" "NEWS.18" "NEWS.19" "NEWS.20" "NEWS.21" "NEWS.22"
 262     "MAINTAINERS" "MH-E-NEWS"
 263     "install-sh" "missing" "mkinstalldirs"
 264     "termcap.dat" "termcap.src" "termcap.ucb" "termcap"
 265     "ChangeLog.nextstep" "Emacs.clr" "spec.txt"
 266     "gfdl.1"
 267     "texi/Makefile.in"
 268     "Imakefile" "icons/sink.ico" "aixcc.lex"
 269     "nxml/char-name/unicode"
 270     "js2-mode.el"      ; only installed very briefly, replaced by js.el
 271     "cedet/tests/testtemplates.cpp"
 272     "cedet/tests/testusing.cpp"
 273     "cedet/tests/scopetest.cpp"
 274     "cedet/tests/scopetest.java"
 275     "cedet/tests/test.cpp"
 276     "cedet/tests/test.py"
 277     "cedet/tests/teststruct.cpp"
 278     "*.el"
 279     ;; Autogen:
 280     "cus-load.el" "finder-inf.el" "ldefs-boot.el"
 281     "compile" "config.guess" "config.sub" "depcomp"
 282     ;; Only existed briefly, then renamed:
 283     "images/icons/allout-widgets-dark-bg"
 284     "images/icons/allout-widgets-light-bg"
 285     ;; Never had any meaningful changes logged, now deleted:
 286     "unidata/bidimirror.awk" "unidata/biditype.awk"
 287     "split-man" "Xkeymap.txt" "ms-7bkermit" "ulimit.hack"
 288     "gnu-hp300" "refcard.bit" "ledit.l" "forms.README" "forms-d2.dat"
 289     "CXTERM-DIC/PY.tit" "CXTERM-DIC/ZIRANMA.tit"
 290     "CXTERM-DIC/CTLau.tit" "CXTERM-DIC/CTLauB.tit"
 291     "NICKLES.WORTH" "INTERVAL.IDEAS" "RCP"
 292     "3B-MAXMEM" "AIX.DUMP" "SUN-SUPPORT" "XENIX"
 293     "CODINGS" "CHARSETS"
 294     "calc/INSTALL" "calc/Makefile"
 295     "vms-pp.trans" "_emacs" "batcomp.com" "notes/cpp" ; admin/
 296     "emacsver.texi.in"
 297     ;; MH-E stuff not in Emacs:
 298     "import-emacs" "release-utils"
 299     ;; Erc stuff not in Emacs:
 300     "ChangeLog.2001" "ChangeLog.2002" "ChangeLog.2003" "ChangeLog.2004"
 301     "ChangeLog.2005"
 302     "README.extras" "dir-template" "mkChangeLog" "MkChangeLog" "erc-auto.in"
 303     "CREDITS" "HACKING"
 304     "debian/changelog"
 305     "debian/control"
 306     "debian/copyright"
 307     "debian/maint/conffiles"
 308     "debian/maint/conffiles.in"
 309     "debian/maint/postinst"
 310     "debian/maint/postinst.in"
 311     "debian/maint/prerm"
 312     "debian/maint/prerm.in"
 313     "debian/README.Debian"
 314     "debian/README.erc-speak"
 315     "debian/rules"
 316     "debian/scripts/install"
 317     "debian/scripts/install.in"
 318     "debian/scripts/remove"
 319     "debian/scripts/remove.in"
 320     "debian/scripts/startup"
 321     "debian/scripts/startup.erc"
 322     "debian/scripts/startup.erc-speak"
 323     )
 324   "List of files and directories to ignore.
 325 Changes to files in this list are not listed.")
 326
 327 ;; List via: find . -name '*.el' | sed 's/.*\///g' | sort | uniq -d
 328 ;; FIXME It would be better to discover these dynamically.
 329 ;; Note that traditionally "Makefile.in" etc have not been in this list.
 330 ;; Ditto for "abbrev.texi" etc.
 331 (defconst authors-ambiguous-files
 332   '("chart.el"
 333     "compile.el"
 334     "complete.el"
 335     "cpp.el"
 336     "ctxt.el"
 337     "custom.el"
 338     "cyrillic.el"
 339     "czech.el"
 340     "debug.el"
 341     "dired.el"
 342     "el.el"
 343     "eshell.el"
 344     "ethiopic.el"
 345     "f90.el"
 346     "files.el"
 347     "find.el"
 348     "format.el"
 349     "generic.el"
 350     "georgian.el"
 351     "greek.el"
 352     "grep.el"
 353     "hebrew.el"
 354     "imenu.el"
 355     "indian.el"
 356     "japanese.el"
 357     "java.el"
 358     "lao.el"
 359     "linux.el"
 360     "locate.el"
 361     "make.el"
 362     "mode.el"
 363     "python.el"
 364     "rmailmm.el"
 365     "semantic.el"
 366     "shell.el"
 367     "simple.el"
 368     "slovak.el"
 369     "sort.el"
 370     "speedbar.el"
 371     "srecode.el"
 372     "table.el"
 373     "texi.el"
 374     "thai.el"
 375     "tibetan.el"
 376     "util.el"
 377     "vc-bzr.el"
 378     "wisent.el")
 379   "List of basenames occurring more than once in the source.")
 380
 381 ;; FIXME :cowrote entries here can be overwritten by :wrote entries
 382 ;; derived from a file's Author: header (eg mh-e).  This really means
 383 ;; the Author: header is erroneous.
 384 (defconst authors-fixed-entries
 385   '(("Richard M. Stallman" :wrote "[The original GNU Emacs and numerous files]")
 386     ("Joseph Arceneaux" :wrote "xrdb.c")
 387     ;; This refers to the obsolete Willisson (qv) version.
 388 ;;;    ("Blitz Product Development Corporation" :wrote "ispell.el")
 389     ("Frank Bresz" :wrote "diff.el")
 390     ("David M. Brown" :wrote "array.el")
 391     ;; No longer distributed.
 392 ;;;    ("Gary Byers" :changed "xenix.h")
 393     ("Shawn M. Carey" :wrote "freebsd.h")
 394     ;; hp800.h renamed from hp9000s800.h, hpux.h merged into hpux10-20.h.
 395     ;; FIXME overwritten by Author:.
 396     ("Satyaki Das" :cowrote "mh-search.el")
 397     ("Eric Decker" :changed "hp800.h" "hpux10-20.h" "sysdep.c")
 398     ("Lawrence R. Dodd" :cowrote "dired-x.el")
 399     ;; No longer distributed.
 400 ;;;    ("Viktor Dukhovni" :wrote "unexsunos4.c")
 401     ("Paul Eggert" :wrote "rcs2log" "vcdiff")
 402     ("Fred Fish" :changed "unexcoff.c")
 403     ;; No longer distributed.
 404 ;;;    ("Tim Fleehart" :wrote "makefile.nt")
 405     ("Keith Gabryelski" :wrote "hexl.c")
 406     ("Kevin Gallagher" :wrote "flow-ctrl.el")
 407     ;; Also wrote an earlier version of disp-table.el, since replaced
 408     ;; by Erik Naggum's version; also iso-syntax.el, later renamed to
 409     ;; latin-1.el, since deleted.
 410     ("Howard Gayle" :wrote "casetab.c")
 411     ;; :wrote mh-pick.el, since merged into mh-search.el.
 412     ;; Originally wrote mh-funcs.el, but it has been rewritten since.
 413     ("Stephen Gildea" :wrote "refcard.tex"
 414      :cowrote "mh-funcs.el" "mh-search.el")
 415     ;; cl.texinfo renamed to cl.texi.
 416     ("David Gillespie" :wrote "cl.texi")
 417     ;; No longer distributed: emacsserver.c.
 418     ("Hewlett-Packard" :changed "emacsclient.c" "server.el" "keyboard.c")
 419     ;; No longer distributed.
 420 ;;;    ("Thomas Horsley" :wrote "cxux.h" "cxux7.h")
 421     ("Indiana University Foundation" :changed "buffer.c" "buffer.h"
 422      "indent.c" "search.c" "xdisp.c" "region-cache.c" "region-cache.h")
 423     ;; ibmrt.h, ibmrt-aix.h no longer distributed.
 424     ("International Business Machines" :changed "emacs.c" "fileio.c"
 425      "process.c" "sysdep.c" "unexcoff.c")
 426     ;; No longer distributed.
 427 ;;;    ("Ishikawa Chiaki" :changed "aviion.h" "dgux.h")
 428     ;; ymakefile no longer distributed.
 429     ("Michael K. Johnson" :changed "configure.in" "emacs.c" "intel386.h"
 430      "mem-limits.h" "process.c" "template.h" "sysdep.c" "syssignal.h"
 431      "systty.h" "unexcoff.c" "linux.h")
 432     ;; No longer distributed.
 433 ;;;    ("Kyle Jones" :wrote "mldrag.el")
 434     ("Henry Kautz" :wrote "bib-mode.el")
 435     ;; No longer distributed: vms-pwd.h, vmsfns.c, uaf.h.
 436     ("Joseph M. Kelsey" :changed "fileio.c" "dir.h")
 437     ("Sam Kendall" :changed "etags.c" "etags.el")
 438     ;; ack.texi: "We're not using his backquote.el any more."
 439     ("Richard King" :wrote "userlock.el" "filelock.c")
 440     ("Sebastian Kremer" :changed "add-log.el")
 441     ("Mark Lambert" :changed "process.c" "process.h")
 442     ("Aaron Larson" :changed "bibtex.el")
 443     ;; It was :wrote, but it has been rewritten since.
 444     ("James R. Larus" :cowrote "mh-e.el")
 445     ("Lars Lindberg" :changed "dabbrev.el" :cowrote "imenu.el")
 446     ;; No longer distributed: lselect.el.
 447     ("Lucid, Inc." :changed "bytecode.c" "byte-opt.el" "byte-run.el"
 448      "bytecomp.el" "delsel.el" "disass.el" "faces.el" "font-lock.el"
 449      "lmenu.el" "mailabbrev.el" "select.el" "xfaces.c" "xselect.c")
 450     ;; MCC.  No longer distributed: emacsserver.c.
 451     ("Microelectronics and Computer Technology Corporation"
 452      :changed "etags.c" "emacsclient.c" "movemail.c"
 453      "rmail.el" "rmailedit.el" "rmailkwd.el"
 454      "rmailmsc.el" "rmailout.el" "rmailsum.el" "scribe.el"
 455      ;; It was :wrote for xmenu.c, but it has been rewritten since.
 456      "server.el" "lisp.h" "sysdep.c" "unexcoff.c" "xmenu.c")
 457     ("Niall Mansfield" :changed "etags.c")
 458     ("Brian Marick" :cowrote "hideif.el")
 459     ("Marko Kohtala" :changed "info.el")
 460     ("Sidney Markowitz" :changed "doctor.el")
 461     ;; No longer distributed: env.c.
 462     ("Richard Mlynarik" :wrote "ehelp.el")
 463     ("Mosur Mohan" :changed "etags.c")
 464     ("Jeff Morgenthaler" :changed "flow-ctrl.el" "vt200.el" "vt201.el"
 465      "vt220.el" "vt240.el")
 466     ("Motorola" :changed "buff-menu.el")
 467     ("Hiroshi Nakano" :changed "ralloc.c")
 468     ;; File removed in Emacs 24.1.
 469 ;;;    ("Sundar Narasimhan" :changed "rnewspost.el")
 470     ;; No longer distributed.
 471 ;;;    ("NeXT, Inc." :wrote "unexnext.c")
 472     ("Mark Neale" :changed "fortran.el")
 473     ;; Renamed from sc.el.
 474     ("Martin Neitzel" :changed "supercite.el")
 475     ("Andrew Oram" :changed "calendar.texi (and other files in man/)")
 476     ("Frederic Pierresteguy" :wrote "widget.c")
 477     ("Michael D. Prange" :changed "tex-mode.el")
 478     ;; No longer distributed (dgux5-4r3.h was renamed to dgux5-4-3.h).
 479 ;;;    ("Paul Reilly" :wrote "gux5-4r2.h" "dgux5-4-3.h")
 480     ("Roland B. Roberts" :changed "files.el" "sort.el"
 481      "buffer.h" "callproc.c" "dired.c" "process.c" "sysdep.c" "systty.h")
 482      ;; No longer distributed.
 483 ;;;     "vmspaths.h" "build.com" "compile.com" "kepteditor.com" "precomp.com"
 484 ;;;     "vmsproc.el" :wrote "logout.com" "mailemacs.com")
 485 ;;;    ("Guillermo J. Rozas" :wrote "fakemail.c")
 486     ("Wolfgang Rupprecht" :changed "lisp-mode.el" "loadup.el"
 487      "sort.el" "alloc.c" "callint.c"
 488      ;; config.in renamed from config.h.in; ecrt0.c from crt0.c.
 489      "config.in" "ecrt0.c" "data.c" "fns.c"
 490      "lisp.h" "lread.c" ; "sun3.h" "ymakefile" - no longer distributed
 491      "print.c" :wrote "float-sup.el" "floatfns.c")
 492     ("Schlumberger Technology Corporation" :changed "gud.el")
 493     ;; Replaced by tcl.el.
 494 ;;;    ("Gregor Schmid" :wrote "tcl-mode.el")
 495     ("Rainer Schoepf" :wrote "alpha.h" "unexalpha.c")
 496     ;; No longer distributed: emacsserver.c.
 497     ("William Sommerfeld" :wrote "emacsclient.c" "scribe.el")
 498     ;; No longer distributed: emacsserver.c.
 499     ("Leigh Stoller" :changed "emacsclient.c" "server.el")
 500     ("Steve Strassmann" :wrote "spook.el")
 501     ("Shinichirou Sugou" :changed "etags.c")
 502     ;; No longer distributed: emacsserver.c.
 503     ("Sun Microsystems, Inc" :changed "emacsclient.c" "server.el"
 504      :wrote "emacs.icon" "sun.el")
 505     ;; No longer distributed.
 506 ;;;     "emacstool.1" "emacstool.c" "sun-curs.el"
 507 ;;;     "sun-fns.el" "sun-mouse.el" "sunfns.c")
 508     ;; Renamed from sc.el.
 509     ("Kayvan Sylvan" :changed "supercite.el")
 510     ;; No longer distributed: emacsserver.c, tcp.c.
 511     ("Spencer Thomas" :changed "emacsclient.c" "server.el"
 512      "dabbrev.el" "unexcoff.c" "gnus.texi")
 513     ("Jonathan Vail" :changed "vc.el")
 514     ("James Van Artsdalen" :changed "usg5-4.h" "unexcoff.c")
 515     ;; No longer distributed: src/makefile.nt, lisp/makefile.nt
 516     ;; winnt.el renamed to w32-fns.el; nt.[ch] to w32.[ch];
 517     ;; ntheap.[ch] to w32heap.[ch]; ntinevt.c to w32inevt.c;
 518     ;; ntproc.c to w32proc.c; ntterm.c to w32term.c;
 519     ;; windowsnt.h to ms-w32.h.
 520     ("Geoff Voelker" :wrote "w32-fns.el" "w32.c" "w32.h" "w32heap.c"
 521      "w32heap.h" "w32inevt.c" "w32proc.c" "w32term.c" "ms-w32.h")
 522     ("Morten Welinder" :wrote "dosfns.c" "[many MS-DOS files]" "msdos.h")
 523     ("Eli Zaretskii" :wrote "bidi.c" "[bidirectional display in xdisp.c]")
 524     ;; Not using this version any more.
 525 ;;;    ("Pace Willisson" :wrote "ispell.el")
 526     ;; FIXME overwritten by Author:.
 527     ("Bill Wohler" :cowrote "mh-e.el")
 528     ("Garrett Wollman" :changed "sendmail.el")
 529     ("Dale R. Worley" :changed "mail-extr.el")
 530     ("Jamie Zawinski" :changed "bytecode.c" :wrote "tar-mode.el"
 531      :cowrote "disass.el"))
 532   "Actions taken from the original, manually (un)maintained AUTHORS file.")
 533
 534
 535 (defconst authors-valid-file-names
 536   '("aclocal.m4"
 537     "build-ins.in"
 538     "Makefile.noleim"
 539     "makedist.bat"
 540     "makefile.def"
 541     "makefile.nt"
 542     "debug.bat.in" "emacs.bat.in"
 543     ".gdbinit-union"
 544     "alloca.s"
 545     "make-delta"
 546     "config.w95"
 547     "emacstool.1"
 548     "align.umax"
 549     "cxux-crt0.s"
 550     "gould-sigvec.s"
 551     "getdate.y"
 552     "ymakefile"
 553     "permute-index" "index.perm"
 554     "ibmrs6000.inp"
 555     "b2m.c" "b2m.1" "b2m.pl"
 556     "emacs.bash" "emacs.csh" "ms-kermit"
 557     "emacs.ico"
 558     "emacs21.ico"
 559     "BABYL" "LPF" "LEDIT" "OTHER.EMACSES"
 560     "emacs16_mac.png" "emacs24_mac.png"
 561     "emacs256_mac.png" "emacs32_mac.png"
 562     "emacs48_mac.png" "emacs512_mac.png"
 563     "revdiff"                           ; admin/
 564     "mainmake" "sed1.inp" "sed2.inp" "sed3.inp" ; msdos/
 565     "mac-fix-env.m"
 566     ;; Deleted vms stuff:
 567     "temacs.opt" "descrip.mms" "compile.com" "link.com"
 568     )
 569   "File names which are valid, but no longer exist (or cannot be found)
 570 in the repository.")
 571
 572 (defconst authors-renamed-files-alist
 573   '(("nt.c" . "w32.c") ("nt.h" . "w32.h")
 574     ("ntheap.c" . "w32heap.c") ("ntheap.h" . "w32heap.h")
 575     ("ntinevt.c" . "w32inevt.c") ("ntinevt.h" . "w32inevt.h")
 576     ("ntproc.c" . "w32proc.c")
 577     ("w32console.c" . "w32term.c")
 578     ("unexnt.c" . "unexw32.c")
 579     ("s/windowsnt.h" . "s/ms-w32.h")
 580     ("winnt.el" . "w32-fns.el")
 581     ("config.emacs" . "configure")
 582     ("config.h.dist" . "config.in")
 583     ("config.h-dist" . "config.in")
 584     ("config.h.in" . "config.in")
 585     ("paths.h-dist" . "paths.h.in")
 586     ("patch1" . "sed1.inp")
 587     ("GETTING.GNU.SOFTWARE" . "FTP")
 588     ("etc/MACHINES" . "MACHINES")
 589     ("ONEWS" . "NEWS.19")
 590     ("ONEWS.1" . "NEWS.1-17")
 591     ("ONEWS.2" . "NEWS.1-17")
 592     ("ONEWS.3" . "NEWS.18")
 593     ("ONEWS.4" . "NEWS.18")
 594     ("ORDERS.USA" . "ORDERS")
 595     ("EUROPE" . "ORDERS")
 596     ("DIFF" . "OTHER.EMACSES")
 597     ("CCADIFF" . "OTHER.EMACSES")
 598     ("GOSDIFF" . "OTHER.EMACSES")
 599     ("Makefile.in.in" . "Makefile.in")
 600     ("leim-Makefile" . "leim/Makefile")
 601     ("leim-Makefile.in" . "leim/Makefile.in")
 602     ("emacs-lisp/testcover-ses.el" . "tcover-ses.el")
 603     ("emacs-lisp/testcover-unsafep.el" . "tcover-unsafep.el")
 604     ;; index and pick merged into search.
 605     ("mh-index.el" . "mh-search.el")
 606     ("mh-pick.el" . "mh-search.el")
 607     ("font-setting.el" . "dynamic-setting.el")
 608     ;; INSTALL-CVS -> .CVS -> .BZR
 609     ("INSTALL-CVS" . "INSTALL.BZR")
 610     ("INSTALL.CVS" . "INSTALL.BZR")
 611     ("refcards/fr-drdref.pdf" . "refcards/fr-dired-ref.pdf")
 612     ("gnus-logo.eps" . "refcards/gnus-logo.eps")
 613     ("build-install" . "build-ins.in")
 614     ("build-install.in" . "build-ins.in")
 615     ("unidata/Makefile" . "unidata/Makefile.in")
 616     ;; Not renamed, but we only have the latter in the Emacs repo.
 617     ("trampver.texi.in" . "trampver.texi")
 618     ("e/eterm" . "e/eterm-color")
 619     ("e/eterm.ti" . "e/eterm-color.ti")
 620     ("README.txt" . "README")
 621     ("emacs.names" . "JOKES")
 622     ("ED.WORSHIP" . "JOKES")
 623     ("GNU.JOKES" . "JOKES")
 624     ("CHARACTERS" . "TODO")
 625     ("schema/xhtml-basic-form.rnc" . "schema/xhtml-bform.rnc" )
 626     ("schema/xhtml-basic-table.rnc" . "schema/xhtml-btable.rnc")
 627     ("schema/xhtml-list.rnc" . "schema/xhtml-lst.rnc")
 628     ("schema/xhtml-target.rnc" . "schema/xhtml-tgt.rnc")
 629     ("schema/xhtml-style.rnc" . "schema/xhtml-xstyle.rnc")
 630     ("schema/docbook-dyntbl.rnc" . "schema/docbk-dyntbl.rnc")
 631     ("schema/docbook-soextbl.rnc" . "schema/docbk-soextbl.rn" )
 632     ("texi/url.txi" . "url.texi")
 633     ("edt-user.doc" . "edt.texi")
 634     ("DEV-NOTES" . "nextstep")
 635     ("org/COPYRIGHT-AND-LICENSE" . "org/README")
 636     ;; Moved to different directories.
 637     ("ctags.1" . "ctags.1")
 638     ("etags.1" . "etags.1")
 639     ("emacs.1" . "emacs.1")
 640     ("emacsclient.1" . "emacsclient.1")
 641     ("icons/emacs21.ico" . "emacs21.ico")
 642     ;; Moved from admin/nt/ to nt/.
 643     ("nt/README.W32" . "README.W32")
 644     )
 645   "Alist of files which have been renamed during their lifetime.
 646 Elements are (OLDNAME . NEWNAME).")
 647
 648 (defconst authors-renamed-files-regexps
 649   '(("^m/m-\\(.*\\.h\\)$" . "m/\\1")
 650     ("^m-\\(.*\\.h\\)$" . "\\1")
 651     ("^s/s-\\(.*\\.h\\)$" . "s/\\1")
 652     ("^s-\\(.*\\.h\\)$" . "\\1")
 653     ("^s/[-.a-zA-Z0-9_]+\\.h$" . t)
 654     ("\\(.*\\)\\.cmd$" . "\\1.bat")
 655     ("\\.bat$" . t)
 656     ("\\.[ch]$" . t)
 657     ("\\.el$" . t)
 658     ("\\.ps$" . t)
 659     ("\\.texi?$" . t)
 660     ("\\.texinfo$" . t)
 661     ("\\.xml?$" . t)
 662     ("\\.x[pb]m$" . t)
 663     ("\\.[xp]bm$" . t)
 664     ("^paths\\." . t)
 665     ("^install\\." . t)
 666     ("^\\(TUTORIAL[^/]*\\)" . "tutorials/\\1")
 667     ("^\\(tree-widget/\\(?:default\\|folder\\)/[-a-z]+\\.png\\)$" .
 668      "images/\\1")
 669     ("^\\(images/icons/\\)mac\\(emacs\\)_\\([0-9]+\\)\\(\\.png\\)" .
 670      "\\1\\2\\3_mac\\4")
 671     ("\\(images/icons/\\)emacs_\\([0-9][0-9]\\)\\.png" .
 672      "\\1hicolor/\\2x\\2/apps/emacs.png")
 673     )
 674   "List regexps and rewriting rules for renamed files.
 675 Elements are (REGEXP . REPLACE).  If REPLACE is a string, the file
 676 name matching REGEXP is replaced by REPLACE using `replace-string'.
 677 Otherwise, the file name is accepted as is.")
 678
 679 (defvar authors-checked-files-alist)
 680 (defvar authors-invalid-file-names)
 681
 682 (defun authors-disambiguate-file-name (fullname)
 683   "Convert FULLNAME to an unambiguous relative-name."
 684   (let ((relname (file-name-nondirectory fullname))
 685         parent)
 686     (if (member relname authors-ambiguous-files)
 687         ;; In case of ambiguity, just prepend the parent directory.
 688         ;; FIXME obviously this is not a perfect solution.
 689         (if (string-equal "lisp"
 690                           (setq parent (file-name-nondirectory
 691                                         (directory-file-name
 692                                          (file-name-directory fullname)))))
 693             relname
 694           (format "%s/%s" parent relname))
 695       relname)))
 696
 697 (defun authors-canonical-file-name (file log-file pos author)
 698   "Return canonical file name for FILE found in LOG-FILE.
 699 Checks whether FILE is a valid (existing) file name, has been renamed,
 700 or is on the list of removed files.  Returns the non-directory part of
 701 the file name.  Only uses the LOG-FILE position POS and associated AUTHOR
 702 to print a message if FILE is not found."
 703   ;; FILE should be re-checked in every different directory associated
 704   ;; with a LOG-FILE.  Eg configure.in from src/ChangeLog is not the
 705   ;; same as that from top-level/ChangeLog.
 706   (let* ((fullname (expand-file-name file (file-name-directory log-file)))
 707          (entry (assoc fullname authors-checked-files-alist))
 708          relname
 709          valid)
 710     (if entry
 711         (cdr entry)
 712       (setq relname (file-name-nondirectory file))
 713       (if (or (member relname authors-valid-file-names)
 714               (file-exists-p file)
 715               (file-exists-p relname)
 716               (file-exists-p (concat "etc/" relname)))
 717           (setq valid (authors-disambiguate-file-name fullname))
 718         (setq valid (assoc file authors-renamed-files-alist))
 719         (if valid
 720             (setq valid (cdr valid))
 721           (let ((rules authors-renamed-files-regexps))
 722             (while rules
 723               (if (string-match (car (car rules)) file)
 724                   (setq valid (if (stringp (cdr (car rules)))
 725                                   (file-name-nondirectory
 726                                    (replace-match (cdr (car rules)) t nil file))
 727                                 relname)
 728                         rules nil))
 729               (setq rules (cdr rules))))))
 730       (setq authors-checked-files-alist
 731             (cons (cons fullname valid) authors-checked-files-alist))
 732       (unless (or valid
 733                   (member file authors-ignored-files)
 734                   (authors-obsolete-file-p file)
 735                   (string-match "[*]" file)
 736                   (string-match "^[0-9.]+$" file))
 737         (setq authors-invalid-file-names
 738               (cons (format "%s:%d: unrecognized `%s' for %s"
 739                             log-file
 740                             (1+ (count-lines (point-min) pos))
 741                             file author)
 742                     authors-invalid-file-names)))
 743       valid)))
 744
 745 (defun authors-add-fixed-entries (table)
 746   "Add actions from `authors-fixed-entries' to TABLE."
 747   (dolist (entry authors-fixed-entries)
 748     (let ((author (car entry))
 749           action)
 750       (dolist (item (cdr entry))
 751         (if (symbolp item)
 752             (setq action item)
 753           (authors-add author item action table))))))
 754
 755
 756 (defun authors-obsolete-file-p (file)
 757   "Return non-nil if FILE is obsolete.
 758 FILE is considered obsolete if it matches one of the regular expressions
 759 from `authors-obsolete-files-regexps'."
 760   (let (obsolete-p
 761         (regexps authors-obsolete-files-regexps))
 762     (while (and regexps (not obsolete-p))
 763       (setq obsolete-p (string-match (car regexps) file)
 764             regexps (cdr regexps)))
 765     obsolete-p))
 766
 767
 768 (defun authors-add (author file action table)
 769   "Record that AUTHOR worked on FILE.
 770 ACTION is a keyword symbol describing what he did.  Record file,
 771 author and what he did in hash table TABLE.  See the description of
 772 `authors-scan-change-log' for the structure of the hash table."
 773   (unless (or (member file authors-ignored-files)
 774               (authors-obsolete-file-p file)
 775               (equal author ""))
 776     (let* ((value (gethash author table))
 777            (entry (assoc file value))
 778            slot)
 779       (if (null entry)
 780           (puthash author (cons (list file (cons action 1)) value) table)
 781         (if (setq slot (assoc action (cdr entry)))
 782             (setcdr slot (1+ (cdr slot)))
 783           (nconc entry (list (cons action 1))))))))
 784
 785
 786 (defun authors-canonical-author-name (author)
 787   "Return a canonicalized form of AUTHOR, an author name.
 788 If AUTHOR has an entry in `authors-aliases', use that.  Remove
 789 email addresses.  Capitalize words in the author's name, unless
 790 it is found in `authors-fixed-case'."
 791   (let* ((aliases authors-aliases)
 792          regexps realname)
 793     (while aliases
 794       (setq realname (car (car aliases))
 795             regexps (cdr (car aliases))
 796             aliases (cdr aliases))
 797       (while regexps
 798         (if (string-match (car regexps) author)
 799             (setq author realname
 800                   regexps nil
 801                   aliases nil)
 802           (setq regexps (cdr regexps))))))
 803   (when author
 804     (setq author (replace-regexp-in-string "[ \t]*[(<].*$" "" author))
 805     (setq author (replace-regexp-in-string "\`[ \t]+" "" author))
 806     (setq author (replace-regexp-in-string "[ \t]+$" "" author))
 807     (setq author (replace-regexp-in-string "[ \t]+" " " author))
 808     (unless (string-match "[-, \t]" author)
 809       (setq author ""))
 810     (or (car (member author authors-fixed-case))
 811         (capitalize author))))
 812
 813 (defun authors-scan-change-log (log-file table)
 814   "Scan change log LOG-FILE for author information.
 815
 816 For each change mentioned in the log, add an entry to hash table TABLE
 817 under the author's canonical name.
 818
 819 Keys of TABLE are author names.  Values are alists of entries (FILE
 820 \(ACTION . COUNT) ...).  FILE is one file the author worked on.  The
 821 rest of the entry is a list of keyword symbols describing what he did
 822 with the file and the number of each action:
 823
 824 :wrote          means the author wrote the file
 825 :cowrote        means he wrote the file in collaboration with others
 826 :changed        means he changed the file COUNT times."
 827
 828   (let* ((enable-local-variables :safe) ; for find-file, hence let*
 829          (enable-local-eval nil)
 830          (existing-buffer (get-file-buffer log-file))
 831          (buffer (find-file-noselect log-file))
 832          authors pos)
 833     (with-current-buffer buffer
 834       (save-restriction
 835         (widen)
 836         (goto-char (point-min))
 837         (while (re-search-forward "^[0-9]\\|^[ \t]+\\* " nil t)
 838           (beginning-of-line)
 839           (setq pos (point))
 840           (cond ((looking-at "^[0-9]+-[0-9]+-[0-9]+")
 841                  ;; Handle joint authorship of changes.
 842                  ;; This can be a bit fragile, and is not too common.
 843                  (setq authors nil)
 844                  (while (progn
 845                           (skip-chars-forward " \t+:0-9-")
 846                           (not (looking-at "\\($\\|\\*\\|\
 847 Suggested\\|Trivial\\|Version\\|Originally\\|From:\\|Patch[ \t]+[Bb]y\\)")))
 848                    (push (authors-canonical-author-name
 849                           (buffer-substring-no-properties
 850                            (point) (line-end-position))) authors)
 851                    (forward-line 1)))
 852                 ((looking-at "^[ \t]+\\*")
 853                  (let ((line (buffer-substring-no-properties
 854                               (match-end 0) (line-end-position))))
 855                    (while (and (not (string-match ":" line))
 856                                (forward-line 1)
 857                                (not (looking-at ":\\|^[ \t]*$")))
 858                      (setq line (concat line
 859                                         (buffer-substring-no-properties
 860                                          (line-beginning-position)
 861                                          (line-end-position)))))
 862                    (when (string-match ":" line)
 863                      (setq line (substring line 0 (match-beginning 0)))
 864                      (setq line (replace-regexp-in-string "[[(<{].*$" "" line))
 865                      (setq line (replace-regexp-in-string "," "" line))
 866                      (dolist (file (split-string line))
 867                        (when (setq file (authors-canonical-file-name file log-file pos (car authors)))
 868                          (dolist (author authors)
 869                            ;;(message "%s changed %s" author file)
 870                            (authors-add author file :changed table)))))
 871                    (forward-line 1)))))))
 872     (unless existing-buffer
 873       (kill-buffer buffer))))
 874
 875
 876 (defun authors-scan-el (file table)
 877   "Scan Lisp file FILE for author information.
 878 TABLE is a hash table to add author information to."
 879   (let* ((existing-buffer (get-file-buffer file))
 880          (enable-local-variables :safe) ; for find-file, hence let*
 881          (enable-local-eval nil)
 882          (buffer (find-file-noselect file)))
 883     (setq file (authors-disambiguate-file-name (expand-file-name file)))
 884     (with-current-buffer buffer
 885       (save-restriction
 886         (widen)
 887         (goto-char (point-min))
 888         (while (and (re-search-forward
 889                      "^;+[ \t]*\\(Authors?\\|Commentary\\|Code\\):[ \t]*" nil t)
 890                     (not (member (match-string 1) '("Commentary" "Code"))))
 891           (let ((continue t)
 892                 (action :wrote)
 893                 authors)
 894             (while continue
 895               ;; Some entries contain a year range in front of the
 896               ;; author's name.
 897               (skip-chars-forward "-0-9 \t")
 898               (push (authors-canonical-author-name
 899                      (buffer-substring-no-properties
 900                       (point) (line-end-position))) authors)
 901               ;; tips.texi says the continuation line should begin
 902               ;; with a tab, but often spaces are used.
 903               (setq continue
 904                     (and (zerop (forward-line 1))
 905                          (looking-at ";;;?\\(\t+ *\\|  +\\)[[:alnum:]]")
 906                          (goto-char (1- (match-end 0)))
 907                          (not (looking-at "[[:upper:]][-[:alpha:]]+:[ \t]")))))
 908             (and (> (length authors) 1)
 909                  (setq action :cowrote))
 910             (mapc (lambda (author)
 911                     (authors-add author file action table))
 912                   authors)))))
 913     (unless existing-buffer
 914       (kill-buffer buffer))))
 915
 916
 917 (defun authors-public-domain-p (file)
 918   "Return t if FILE is a file that was put in public domain."
 919   (let ((public-domain-p nil)
 920         (list authors-public-domain-files))
 921     (while (and list (not public-domain-p))
 922       (when (string-match (car list) file)
 923         (setq public-domain-p t))
 924       (setq list (cdr list)))
 925     public-domain-p))
 926
 927 (defvar authors-author-list)
 928
 929 (defun authors-add-to-author-list (author changes)
 930   "Insert information about AUTHOR's work on Emacs into `authors-author-list'.
 931 CHANGES is an alist of entries (FILE (ACTION . COUNT) ...), as produced by
 932 `authors-scan-change-log'.
 933 The element added to `authors-author-list' is (AUTHOR WROTE CO-WROTE CHANGED),
 934 where WROTE, CO-WROTE, and CHANGED are lists of the files written, co-written
 935 and changed by AUTHOR."
 936   (when author
 937     (let ((nchanged 0)
 938           wrote-list
 939           cowrote-list
 940           changed-list)
 941       (dolist (change changes)
 942         (let* ((actions (cdr change))
 943                (file (car change))
 944                (filestat (if (authors-public-domain-p file)
 945                              (concat file " (public domain)")
 946                            file)))
 947           (cond ((assq :wrote actions)
 948                  (setq wrote-list (cons filestat wrote-list)))
 949                 ((assq :cowrote actions)
 950                  (setq cowrote-list (cons filestat cowrote-list)))
 951                 (t
 952                  (setq changed-list
 953                        (cons (cons file (cdr (assq :changed actions)))
 954                              changed-list))))))
 955       (if wrote-list
 956           (setq wrote-list (sort wrote-list 'string-lessp)))
 957       (if cowrote-list
 958           (setq cowrote-list (sort cowrote-list 'string-lessp)))
 959       (when changed-list
 960         (setq changed-list (sort changed-list
 961                                  (lambda (a b)
 962                                    (if (= (cdr a) (cdr b))
 963                                        (string-lessp (car a) (car b))
 964                                      (> (cdr a) (cdr b))))))
 965         (setq nchanged (length changed-list))
 966         (setq changed-list (mapcar 'car changed-list)))
 967       (if (> (- nchanged authors-many-files) 2)
 968           (setcdr (nthcdr authors-many-files changed-list)
 969                   (list (format "and %d other files" (- nchanged authors-many-files)))))
 970       (setq authors-author-list
 971             (cons (list author wrote-list cowrote-list changed-list)
 972                   authors-author-list)))))
 973
 974 (defun authors (root)
 975   "Extract author information from change logs and Lisp source files.
 976 ROOT is the root directory under which to find the files.  If called
 977 interactively, ROOT is read from the minibuffer.
 978 Result is a buffer *Authors* containing authorship information, and a
 979 buffer *Authors Errors* containing references to unknown files."
 980   (interactive "DEmacs source directory: ")
 981   (setq root (expand-file-name root))
 982   (let ((logs (process-lines find-program root "-name" "ChangeLog*"))
 983         (table (make-hash-table :test 'equal))
 984         (buffer-name "*Authors*")
 985         authors-checked-files-alist
 986         authors-invalid-file-names)
 987     (authors-add-fixed-entries table)
 988     (unless (file-exists-p (expand-file-name "src/emacs.c" root))
 989       (unless (y-or-n-p
 990                (format "Not the root directory of Emacs: %s, continue? " root))
 991         (error "Not the root directory")))
 992     (dolist (log logs)
 993       (when (string-match "ChangeLog\\(.[0-9]+\\)?$" log)
 994         (message "Scanning %s..." log)
 995         (authors-scan-change-log log table)))
 996     (let ((els (process-lines find-program root "-name" "*.el")))
 997       (dolist (file els)
 998         (message "Scanning %s..." file)
 999         (authors-scan-el file table)))
1000     (message "Generating buffer %s..." buffer-name)
1001     (set-buffer (get-buffer-create buffer-name))
1002     (erase-buffer)
1003     (set-buffer-file-coding-system authors-coding-system)
1004     (insert
1005 "Many people have contributed code included in the Free Software
1006 Foundation's distribution of GNU Emacs.  To show our appreciation for
1007 their public spirit, we list here in alphabetical order a condensed
1008 list of their contributions.\n")
1009     (let (authors-author-list a)
1010       (maphash #'authors-add-to-author-list table)
1011       (setq authors-author-list
1012             (sort authors-author-list
1013                   (lambda (a b) (string-lessp (car a) (car b)))))
1014       (dolist (a authors-author-list)
1015         (let ((author (car a))
1016               (wrote (nth 1 a))
1017               (cowrote (nth 2 a))
1018               (changed (nth 3 a))
1019               file)
1020         (insert "\n" author ": ")
1021         (when wrote
1022           (insert "wrote")
1023           (dolist (file wrote)
1024             (if (> (+ (current-column) (length file)) 72)
1025               (insert "\n "))
1026             (insert " " file))
1027           (insert "\n"))
1028         (when cowrote
1029           (if wrote
1030               (insert "and "))
1031           (insert "co-wrote")
1032           (dolist (file cowrote)
1033             (if (> (+ (current-column) (length file)) 72)
1034               (insert "\n "))
1035             (insert " " file))
1036           (insert "\n"))
1037         (when changed
1038           (if (or wrote cowrote)
1039               (insert "and "))
1040           (insert "changed")
1041           (dolist (file changed)
1042             (if (> (+ (current-column) (length file)) 72)
1043                 (insert "\n "))
1044             (insert " " file))
1045           (insert "\n")))))
1046     (insert "\nLocal" " Variables:\ncoding: "
1047             (symbol-name authors-coding-system) "\nEnd:\n")
1048     (message "Generating buffer %s... done" buffer-name)
1049     (unless noninteractive
1050       (when authors-invalid-file-names
1051         (with-current-buffer (get-buffer-create "*Authors Errors*")
1052           (setq buffer-read-only nil)
1053           (erase-buffer)
1054           (set-buffer-file-coding-system authors-coding-system)
1055           (insert "Unrecognized file entries found:\n\n")
1056           (mapc (lambda (f) (if (not (string-match "^[A-Za-z]+$" f)) (insert f "\n")))
1057                 (sort authors-invalid-file-names 'string-lessp))
1058           (goto-char (point-min))
1059           (compilation-mode)
1060           (message "Errors were found.  See buffer %s" (buffer-name))))
1061       (pop-to-buffer buffer-name))))
1062
1063
1064 (defun batch-update-authors ()
1065   "Produce an AUTHORS file.
1066 Call this function in batch mode with two command line arguments FILE
1067 and ROOT.  FILE is the file to write, ROOT is the root directory of
1068 the Emacs source tree, from which to build the file."
1069   (unless noninteractive
1070     (error "`batch-update-authors' is to be used only with -batch"))
1071   (when (/= (length command-line-args-left) 2)
1072     (error "Call `batch-update-authors' with the name of the file to write"))
1073   (let* ((file (pop command-line-args-left))
1074          (root (pop command-line-args-left)))
1075     (authors root)
1076     (write-file file)))
1077
1078 (provide 'authors)
1079
1080 ;;; authors.el ends here