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77851e9c30
(Copyright, Help, Id): New variables, for above. (rlog): Use -q option with cvs log, to avoid useless chatter. Treat logs of "Initial revision" (RCS) or "file F was initially added on branch B." (CVS) as if they said "New file.", for consistency with change log entries.
643 lines
16 KiB
Bash
Executable File
643 lines
16 KiB
Bash
Executable File
#! /bin/sh
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# RCS to ChangeLog generator
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# Generate a change log prefix from RCS files (perhaps in the CVS repository)
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# and the ChangeLog (if any).
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# Output the new prefix to standard output.
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# You can edit this prefix by hand, and then prepend it to ChangeLog.
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# Ignore log entries that start with `#'.
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# Clump together log entries that start with `{topic} ',
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# where `topic' contains neither white space nor `}'.
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Help='The default FILEs are the files registered under the working directory.
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Options:
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-c CHANGELOG Output a change log prefix to CHANGELOG (default ChangeLog).
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-h HOSTNAME Use HOSTNAME in change log entries (default current host).
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-i INDENT Indent change log lines by INDENT spaces (default 8).
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-l LENGTH Try to limit log lines to LENGTH characters (default 79).
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-R If no FILEs are given and RCS is used, recurse through working directory.
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-r OPTION Pass OPTION to subsidiary log command.
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-t TABWIDTH Tab stops are every TABWIDTH characters (default 8).
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-u "LOGIN<tab>FULLNAME<tab>MAILADDR" Assume LOGIN has FULLNAME and MAILADDR.
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-v Append RCS revision to file names in log lines.
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--help Output help.
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--version Output version number.
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Report bugs to <bug-gnu-emacs@prep.ai.mit.edu>.'
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Id='$Id: rcs2log,v 1.35 1996/11/03 17:09:27 eggert Exp eggert $'
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# Copyright 1992, 1993, 1994, 1995, 1996, 1997 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; see the file COPYING. If not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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Copyright='Copyright 1997 Free Software Foundation, Inc.
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This program comes with NO WARRANTY, to the extent permitted by law.
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You may redistribute copies of this program
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under the terms of the GNU General Public License.
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For more information about these matters, see the files named COPYING.
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Author: Paul Eggert <eggert@twinsun.com>'
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tab=' '
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nl='
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'
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# Parse options.
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# defaults
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: ${AWK=awk}
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: ${TMPDIR=/tmp}
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changelog=ChangeLog # change log file name
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datearg= # rlog date option
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hostname= # name of local host (if empty, will deduce it later)
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indent=8 # indent of log line
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length=79 # suggested max width of log line
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logins= # login names for people we know fullnames and mailaddrs of
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loginFullnameMailaddrs= # login<tab>fullname<tab>mailaddr triplets
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logTZ= # time zone for log dates (if empty, use local time)
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recursive= # t if we want recursive rlog
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revision= # t if we want revision numbers
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rlog_options= # options to pass to rlog
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tabwidth=8 # width of horizontal tab
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while :
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do
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case $1 in
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-c) changelog=${2?}; shift;;
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-i) indent=${2?}; shift;;
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-h) hostname=${2?}; shift;;
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-l) length=${2?}; shift;;
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-[nu]) # -n is obsolescent; it is replaced by -u.
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case $1 in
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-n) case ${2?}${3?}${4?} in
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*"$tab"* | *"$nl"*)
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echo >&2 "$0: -n '$2' '$3' '$4': tabs, newlines not allowed"
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exit 1
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esac
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loginFullnameMailaddrs=$loginFullnameMailaddrs$nl$2$tab$3$tab$4
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shift; shift; shift;;
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-u)
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# If $2 is not tab-separated, use colon for separator.
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case ${2?} in
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*"$nl"*)
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echo >&2 "$0: -u '$2': newlines not allowed"
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exit 1;;
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*"$tab"*)
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t=$tab;;
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*)
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t=:
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esac
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case $2 in
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*"$t"*"$t"*"$t"*)
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echo >&2 "$0: -u '$2': too many fields"
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exit 1;;
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*"$t"*"$t"*)
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;;
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*)
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echo >&2 "$0: -u '$2': not enough fields"
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exit 1
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esac
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loginFullnameMailaddrs=$loginFullnameMailaddrs$nl$2
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shift
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esac
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logins=$logins$nl$login
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;;
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-r) rlog_options=$rlog_options$nl${2?}; shift;;
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-R) recursive=t;;
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-t) tabwidth=${2?}; shift;;
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-v) revision=t;;
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--version)
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set $Id
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rcs2logVersion=$3
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echo >&2 "rcs2log (GNU Emacs) $rcs2logVersion$nl$Copyright"
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exit 0;;
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-*) echo >&2 "Usage: $0 [OPTION]... [FILE ...]$nl$Help"
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case $1 in
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--help) exit 0;;
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*) exit 1
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esac;;
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*) break
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esac
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shift
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done
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month_data='
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m[0]="Jan"; m[1]="Feb"; m[2]="Mar"
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m[3]="Apr"; m[4]="May"; m[5]="Jun"
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m[6]="Jul"; m[7]="Aug"; m[8]="Sep"
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m[9]="Oct"; m[10]="Nov"; m[11]="Dec"
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'
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# Put rlog output into $rlogout.
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# If no rlog options are given,
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# log the revisions checked in since the first ChangeLog entry.
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# Since ChangeLog is only by date, some of these revisions may be duplicates of
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# what's already in ChangeLog; it's the user's responsibility to remove them.
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case $rlog_options in
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'')
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if test -s "$changelog"
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then
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e='
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/^[0-9]+-[0-9][0-9]-[0-9][0-9]/{
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# ISO 8601 date
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print $1
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exit
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}
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/^... ... [ 0-9][0-9] [ 0-9][0-9]:[0-9][0-9]:[0-9][0-9] [0-9]+ /{
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# old-fashioned date and time (Emacs 19.31 and earlier)
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'"$month_data"'
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year = $5
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for (i=0; i<=11; i++) if (m[i] == $2) break
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dd = $3
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printf "%d-%02d-%02d\n", year, i+1, dd
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exit
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}
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'
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d=`$AWK "$e" <"$changelog"` || exit
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case $d in
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?*) datearg="-d>$d"
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esac
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fi
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esac
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# Use TZ specified by ChangeLog local variable, if any.
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if test -s "$changelog"
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then
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extractTZ='
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/^.*change-log-time-zone-rule['"$tab"' ]*:['"$tab"' ]*"\([^"]*\)".*/{
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s//\1/; p; q
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}
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/^.*change-log-time-zone-rule['"$tab"' ]*:['"$tab"' ]*t.*/{
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s//UTC0/; p; q
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}
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'
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logTZ=`tail "$changelog" | sed -n "$extractTZ"`
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case $logTZ in
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?*) TZ=$logTZ; export TZ
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esac
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fi
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# If CVS is in use, examine its repository, not the normal RCS files.
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if test ! -f CVS/Repository
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then
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rlog=rlog
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repository=
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else
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rlog='cvs -q log'
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repository=`sed 1q <CVS/Repository` || exit
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test ! -f CVS/Root || CVSROOT=`cat <CVS/Root` || exit
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case $CVSROOT in
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*:/*)
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# remote repository
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;;
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*)
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# local repository
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case $repository in
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/*) ;;
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*) repository=${CVSROOT?}/$repository
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esac
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if test ! -d "$repository"
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then
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echo >&2 "$0: $repository: bad repository (see CVS/Repository)"
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exit 1
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fi
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esac
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fi
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# Use $rlog's -zLT option, if $rlog supports it.
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case `$rlog -zLT 2>&1` in
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*' option'*) ;;
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*) rlog_options=-zLT$nl$rlog_options
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esac
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# With no arguments, examine all files under the RCS directory.
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case $# in
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0)
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case $repository in
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'')
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oldIFS=$IFS
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IFS=$nl
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case $recursive in
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t)
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RCSdirs=`find . -name RCS -type d -print`
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filesFromRCSfiles='s|,v$||; s|/RCS/|/|; s|^\./||'
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files=`
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{
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case $RCSdirs in
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?*) find $RCSdirs -type f -print
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esac
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find . -name '*,v' -print
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} |
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sort -u |
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sed "$filesFromRCSfiles"
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`;;
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*)
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files=
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for file in RCS/.* RCS/* .*,v *,v
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do
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case $file in
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RCS/. | RCS/..) continue;;
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RCS/.\* | RCS/\* | .\*,v | \*,v) test -f "$file" || continue
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esac
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files=$files$nl$file
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done
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case $files in
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'') exit 0
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esac
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esac
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set x $files
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shift
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IFS=$oldIFS
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esac
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esac
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llogout=$TMPDIR/rcs2log$$l
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rlogout=$TMPDIR/rcs2log$$r
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trap exit 1 2 13 15
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trap "rm -f $llogout $rlogout; exit 1" 0
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case $datearg in
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?*) $rlog $rlog_options "$datearg" ${1+"$@"} >$rlogout;;
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'') $rlog $rlog_options ${1+"$@"} >$rlogout
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esac || exit
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# Get the full name of each author the logs mention, and set initialize_fullname
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# to awk code that initializes the `fullname' awk associative array.
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# Warning: foreign authors (i.e. not known in the passwd file) are mishandled;
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# you have to fix the resulting output by hand.
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initialize_fullname=
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initialize_mailaddr=
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case $loginFullnameMailaddrs in
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?*)
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case $loginFullnameMailaddrs in
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*\"* | *\\*)
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sed 's/["\\]/\\&/g' >$llogout <<EOF || exit
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$loginFullnameMailaddrs
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EOF
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loginFullnameMailaddrs=`cat $llogout`
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esac
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oldIFS=$IFS
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IFS=$nl
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for loginFullnameMailaddr in $loginFullnameMailaddrs
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do
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case $loginFullnameMailaddr in
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*"$tab"*) IFS=$tab;;
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*) IFS=:
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esac
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set x $loginFullnameMailaddr
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login=$2
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fullname=$3
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mailaddr=$4
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initialize_fullname="$initialize_fullname
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fullname[\"$login\"] = \"$fullname\""
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initialize_mailaddr="$initialize_mailaddr
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mailaddr[\"$login\"] = \"$mailaddr\""
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done
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IFS=$oldIFS
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esac
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case $llogout in
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?*) sort -u -o $llogout <<EOF || exit
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$logins
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EOF
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esac
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output_authors='/^date: / {
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if ($2 ~ /^[0-9]*[-\/][0-9][0-9][-\/][0-9][0-9]$/ && $3 ~ /^[0-9][0-9]:[0-9][0-9]:[0-9][0-9][-+0-9:]*;$/ && $4 == "author:" && $5 ~ /^[^;]*;$/) {
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print substr($5, 1, length($5)-1)
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}
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}'
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authors=`
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$AWK "$output_authors" <$rlogout |
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case $llogout in
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'') sort -u;;
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?*) sort -u | comm -23 - $llogout
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esac
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`
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case $authors in
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?*)
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cat >$llogout <<EOF || exit
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$authors
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EOF
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initialize_author_script='s/["\\]/\\&/g; s/.*/author[\"&\"] = 1/'
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initialize_author=`sed -e "$initialize_author_script" <$llogout`
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awkscript='
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BEGIN {
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alphabet = "abcdefghijklmnopqrstuvwxyz"
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ALPHABET = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
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'"$initialize_author"'
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}
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{
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if (author[$1]) {
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fullname = $5
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if (fullname ~ /[0-9]+-[^(]*\([0-9]+\)$/) {
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# Remove the junk from fullnames like "0000-Admin(0000)".
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fullname = substr(fullname, index(fullname, "-") + 1)
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fullname = substr(fullname, 1, index(fullname, "(") - 1)
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}
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if (fullname ~ /,[^ ]/) {
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# Some sites put comma-separated junk after the fullname.
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# Remove it, but leave "Bill Gates, Jr" alone.
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fullname = substr(fullname, 1, index(fullname, ",") - 1)
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}
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abbr = index(fullname, "&")
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if (abbr) {
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a = substr($1, 1, 1)
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A = a
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i = index(alphabet, a)
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if (i) A = substr(ALPHABET, i, 1)
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fullname = substr(fullname, 1, abbr-1) A substr($1, 2) substr(fullname, abbr+1)
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}
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# Quote quotes and backslashes properly in full names.
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# Do not use gsub; traditional awk lacks it.
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quoted = ""
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rest = fullname
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for (;;) {
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p = index(rest, "\\")
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q = index(rest, "\"")
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if (p) {
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if (q && q<p) p = q
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} else {
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if (!q) break
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p = q
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}
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quoted = quoted substr(rest, 1, p-1) "\\" substr(rest, p, 1)
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rest = substr(rest, p+1)
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}
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printf "fullname[\"%s\"] = \"%s%s\"\n", $1, quoted, rest
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author[$1] = 0
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}
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}
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'
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initialize_fullname=`
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(
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cat /etc/passwd
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for author in $authors
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do nismatch $author passwd.org_dir
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done
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ypmatch $authors passwd
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) 2>/dev/null |
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$AWK -F: "$awkscript"
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`$initialize_fullname
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esac
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# Function to print a single log line.
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# We don't use awk functions, to stay compatible with old awk versions.
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# `Log' is the log message (with \n replaced by \r).
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# `files' contains the affected files.
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printlogline='{
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# Following the GNU coding standards, rewrite
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# * file: (function): comment
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# to
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# * file (function): comment
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if (Log ~ /^\([^)]*\): /) {
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i = index(Log, ")")
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files = files " " substr(Log, 1, i)
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Log = substr(Log, i+3)
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}
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# If "label: comment" is too long, break the line after the ":".
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sep = " "
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if ('"$length"' <= '"$indent"' + 1 + length(files) + index(Log, CR)) sep = "\n" indent_string
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# Print the label.
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printf "%s*%s:", indent_string, files
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# Print each line of the log, transliterating \r to \n.
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while ((i = index(Log, CR)) != 0) {
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logline = substr(Log, 1, i-1)
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if (logline ~ /[^'"$tab"' ]/) {
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printf "%s%s\n", sep, logline
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} else {
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print ""
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}
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sep = indent_string
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Log = substr(Log, i+1)
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}
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}'
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# Pattern to match the `revision' line of rlog output.
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rlog_revision_pattern='^revision [0-9]+\.[0-9]+(\.[0-9]+\.[0-9]+)*(['"$tab"' ]+locked by: [^'"$tab"' $,.0-9:;@]*[^'"$tab"' $,:;@][^'"$tab"' $,.0-9:;@]*;)?['"$tab"' ]*$'
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case $hostname in
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'')
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hostname=`(
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hostname || uname -n || uuname -l || cat /etc/whoami
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) 2>/dev/null` || {
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echo >&2 "$0: cannot deduce hostname"
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exit 1
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}
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case $hostname in
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*.*) ;;
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*)
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domainname=`(domainname) 2>/dev/null` &&
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case $domainname in
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*.*) hostname=$hostname.$domainname
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esac
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esac
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esac
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# Process the rlog output, generating ChangeLog style entries.
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# First, reformat the rlog output so that each line contains one log entry.
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# Transliterate \n to \r so that multiline entries fit on a single line.
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# Discard irrelevant rlog output.
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$AWK <$rlogout '
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BEGIN { repository = "'"$repository"'" }
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/^RCS file:/ {
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if (repository != "") {
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filename = $3
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if (substr(filename, 1, length(repository) + 1) == repository "/") {
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filename = substr(filename, length(repository) + 2)
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}
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if (filename ~ /,v$/) {
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filename = substr(filename, 1, length(filename) - 2)
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}
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if (filename ~ /(^|\/)Attic\/[^\/]*$/) {
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i = length(filename)
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while (substr(filename, i, 1) != "/") i--
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filename = substr(filename, 1, i - 6) substr(filename, i + 1)
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}
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}
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rev = "?"
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}
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/^Working file:/ { if (repository == "") filename = $3 }
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/'"$rlog_revision_pattern"'/, /^(-----------*|===========*)$/ {
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if ($0 ~ /'"$rlog_revision_pattern"'/) {
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rev = $2
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next
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}
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|
if ($0 ~ /^date: [0-9][- +\/0-9:]*;/) {
|
|
date = $2
|
|
if (date ~ /\//) {
|
|
# This is a traditional RCS format date YYYY/MM/DD.
|
|
# Replace "/"s with "-"s to get ISO format.
|
|
newdate = ""
|
|
while ((i = index(date, "/")) != 0) {
|
|
newdate = newdate substr(date, 1, i-1) "-"
|
|
date = substr(date, i+1)
|
|
}
|
|
date = newdate date
|
|
}
|
|
time = substr($3, 1, length($3) - 1)
|
|
author = substr($5, 1, length($5)-1)
|
|
printf "%s %s %s %s %s %c", filename, rev, date, time, author, 13
|
|
rev = "?"
|
|
next
|
|
}
|
|
if ($0 ~ /^branches: /) { next }
|
|
if ($0 ~ /^(-----------*|===========*)$/) { print ""; next }
|
|
if ($0 == "Initial revision" || $0 ~ /^file .+ was initially added on branch .+\.$/) {
|
|
$0 = "New file."
|
|
}
|
|
printf "%s%c", $0, 13
|
|
}
|
|
' |
|
|
|
|
# Now each line is of the form
|
|
# FILENAME REVISION YYYY-MM-DD HH:MM:SS[+-TIMEZONE] AUTHOR \rLOG
|
|
# where \r stands for a carriage return,
|
|
# and each line of the log is terminated by \r instead of \n.
|
|
# Sort the log entries, first by date+time (in reverse order),
|
|
# then by author, then by log entry, and finally by file name and revision
|
|
# (just in case).
|
|
sort +2 -4r +4 +0 |
|
|
|
|
# Finally, reformat the sorted log entries.
|
|
$AWK '
|
|
BEGIN {
|
|
logTZ = "'"$logTZ"'"
|
|
revision = "'"$revision"'"
|
|
|
|
# Some awk variants do not understand "\r" or "\013", so we have to
|
|
# put a carriage return directly in the file.
|
|
CR="
|
|
" # <-- There is a single CR between the " chars here.
|
|
|
|
# Initialize the fullname and mailaddr associative arrays.
|
|
'"$initialize_fullname"'
|
|
'"$initialize_mailaddr"'
|
|
|
|
# Initialize indent string.
|
|
indent_string = ""
|
|
i = '"$indent"'
|
|
if (0 < '"$tabwidth"')
|
|
for (; '"$tabwidth"' <= i; i -= '"$tabwidth"')
|
|
indent_string = indent_string "\t"
|
|
while (1 <= i--)
|
|
indent_string = indent_string " "
|
|
}
|
|
|
|
{
|
|
newlog = substr($0, 1 + index($0, CR))
|
|
|
|
# Ignore log entries prefixed by "#".
|
|
if (newlog ~ /^#/) { next }
|
|
|
|
if (Log != newlog || date != $3 || author != $5) {
|
|
|
|
# The previous log and this log differ.
|
|
|
|
# Print the old log.
|
|
if (date != "") '"$printlogline"'
|
|
|
|
# Logs that begin with "{clumpname} " should be grouped together,
|
|
# and the clumpname should be removed.
|
|
# Extract the new clumpname from the log header,
|
|
# and use it to decide whether to output a blank line.
|
|
newclumpname = ""
|
|
sep = "\n"
|
|
if (date == "") sep = ""
|
|
if (newlog ~ /^\{[^'"$tab"' }]*}['"$tab"' ]/) {
|
|
i = index(newlog, "}")
|
|
newclumpname = substr(newlog, 1, i)
|
|
while (substr(newlog, i+1) ~ /^['"$tab"' ]/) i++
|
|
newlog = substr(newlog, i+1)
|
|
if (clumpname == newclumpname) sep = ""
|
|
}
|
|
printf sep
|
|
clumpname = newclumpname
|
|
|
|
# Get ready for the next log.
|
|
Log = newlog
|
|
if (files != "")
|
|
for (i in filesknown)
|
|
filesknown[i] = 0
|
|
files = ""
|
|
}
|
|
if (date != $3 || author != $5) {
|
|
# The previous date+author and this date+author differ.
|
|
# Print the new one.
|
|
date = $3
|
|
time = $4
|
|
author = $5
|
|
|
|
zone = ""
|
|
if (logTZ && ((i = index(time, "-")) || (i = index(time, "+"))))
|
|
zone = " " substr(time, i)
|
|
|
|
# Print "date[ timezone] fullname <email address>".
|
|
# Get fullname and email address from associative arrays;
|
|
# default to author and author@hostname if not in arrays.
|
|
if (fullname[author])
|
|
auth = fullname[author]
|
|
else
|
|
auth = author
|
|
printf "%s%s %s ", date, zone, auth
|
|
if (mailaddr[author])
|
|
printf "<%s>\n\n", mailaddr[author]
|
|
else
|
|
printf "<%s@%s>\n\n", author, "'"$hostname"'"
|
|
}
|
|
if (! filesknown[$1]) {
|
|
filesknown[$1] = 1
|
|
if (files == "") files = " " $1
|
|
else files = files ", " $1
|
|
if (revision && $2 != "?") files = files " " $2
|
|
}
|
|
}
|
|
END {
|
|
# Print the last log.
|
|
if (date != "") {
|
|
'"$printlogline"'
|
|
printf "\n"
|
|
}
|
|
}
|
|
' &&
|
|
|
|
|
|
# Exit successfully.
|
|
|
|
exec rm -f $llogout $rlogout
|
|
|
|
# Local Variables:
|
|
# tab-width:4
|
|
# End:
|