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+case $CONFIG in
+'')
+ if test -f config.sh; then TOP=.;
+ elif test -f ../config.sh; then TOP=..;
+ elif test -f ../../config.sh; then TOP=../..;
+ elif test -f ../../../config.sh; then TOP=../../..;
+ elif test -f ../../../../config.sh; then TOP=../../../..;
+ else
+ echo "Can't find config.sh."; exit 1
+ fi
+ . $TOP/config.sh
+ ;;
+esac
+case "$0" in
+*/*) cd `expr X$0 : 'X\(.*\)/'` ;;
+esac
+echo "Extracting pat/patdiff (with variable substitutions)"
+cat >patdiff <<!GROK!THIS!
+$startperl
+ eval "exec perl -S \$0 \$*"
+ if \$running_under_some_shell;
+
+# $Id: patdiff.SH,v 3.0.1.2 1994/01/24 14:30:36 ram Exp $
+#
+# Copyright (c) 1991-1993, Raphael Manfredi
+#
+# You may redistribute only under the terms of the Artistic Licence,
+# as specified in the README file that comes with the distribution.
+# You may reuse parts of this distribution only within the terms of
+# that same Artistic Licence; a copy of which may be found at the root
+# of the source tree for dist 3.0.
+#
+# Original Author: Larry Wall <lwall@netlabs.com>
+#
+# $Log: patdiff.SH,v $
+# Revision 3.0.1.2 1994/01/24 14:30:36 ram
+# patch16: now prefix error messages with program's name
+# patch16: added ~/.dist_profile awareness
+#
+# Revision 3.0.1.1 1993/08/19 06:42:35 ram
+# patch1: leading config.sh searching was not aborting properly
+#
+# Revision 3.0 1993/08/18 12:10:43 ram
+# Baseline for dist 3.0 netwide release.
+#
+
+\$version = '$VERSION';
+\$patchlevel = '$PATCHLEVEL';
+!GROK!THIS!
+cat >>patdiff <<'!NO!SUBS!'
+
+$RCSEXT = ',v' unless $RCSEXT;
+$TOPDIR = ''; # We are at top-level directory
+
+$progname = &profile; # Read ~/.dist_profile
+require 'getopts.pl';
+&usage unless $#ARGV >= 0;
+&usage unless &Getopts("ahnV");
+
+if ($opt_V) {
+ print STDERR "$progname $version PL$patchlevel\n";
+ exit 0;
+} elsif ($opt_h) {
+ &usage;
+}
+
+&readpackage;
+&copyright'init($copyright) if -f $copyright;
+
+system 'mkdir', 'bugs' unless -d 'bugs';
+
+if (-f 'patchlevel.h') {
+ open(PL,"patchlevel.h") || die "$progname: can't open patchlevel.h: $!\n";
+ while (<PL>) {
+ $bnum = $1 if /^#define\s+PATCHLEVEL\s+(\d+)/;
+ }
+ die "$progname: malformed patchlevel.h file.\n" if $bnum eq '';
+ ++$bnum;
+} else {
+ $bnum=1;
+}
+
+if ($opt_a) {
+ open(MANI,"MANIFEST.new") || die "$progname: can't read MANIFEST.new: $!\n";
+ @ARGV = ();
+ while (<MANI>) {
+ chop;
+ ($_) = split(' ');
+ next if -d;
+ push(@ARGV,$_);
+ }
+ close MANI;
+}
+
+foreach $file (@ARGV) {
+ next if ($file =~ /^patchlevel.h$/); # Skip patchlevel.h
+ if (! -f $file) {
+ print "$progname: $file not found.\n";
+ next;
+ }
+ $files = &rcsargs($file);
+ @files = split(' ',$files);
+ $new='';
+ $revs=0;
+ $rlog = `rlog -rlastpat- $files 2>&1`;
+ ($lastpat) = ($rlog =~ /lastpat: ([\d.]+)/);
+ ($revs) = ($rlog =~ /selected revisions: (\d+)/);
+ if (!$revs) {
+ print "$progname: no cil has been done on $file.\n" ;;
+ } elsif ($revs == 1) {
+ ($base) = ($rlog =~ /.*\nrevision\s+(\S+)/);
+ ($a,$b,$c,$d) = split(/\./,$base);
+ if ($d ne '') {
+ if (!$opt_n) {
+ print
+ "$progname: no changes in $file since last patch. (Did you cil it?)\n";
+ next; # Skip file with no changes
+ } else {
+ $new='foo';
+ }
+ } else {
+ $revs=0;
+ $rlog = `rlog -r$revbranch- $files 2>&1`;
+ ($revs) = ($rlog =~ /selected revisions: (\d+)/);
+ if (!$revs) {
+ print
+ "$progname: no changes in $file since base version. (Did you cil it?)\n";
+ next; # Skip file with no changes
+ } else {
+ ($new) = ($rlog =~ /\nrevision\s*(\d+\.\d+\.\d+\.\d+)/);
+ }
+ }
+ } else {
+ ($new) = ($rlog =~ /\nrevision\s*(\d+\.\d+\.\d+\.\d+)/);
+ }
+ if ($new ne '') {
+ ($fname = $file) =~ s|.*/||;
+ $fname = substr($fname, 0, 11); # For filsystems with short names
+ open(PATCH,">>bugs/$fname.$bnum") || die "Can't make patch";
+ print PATCH "\nIndex: $file\n";
+ open(CO,"co -p -rlastpat $files 2>/dev/null |");
+ while (<CO>) {
+ if (/\$Header/ || /\$Id/) {
+ print PATCH "Prereq: $lastpat\n";
+ last;
+ }
+ }
+ close CO;
+ if (!$opt_n) {
+ if ($mydiff eq '') {
+ open(DIFF,"rcsdiff -c -rlastpat -r$new $files |") ||
+ die "$progname: can't fork rcsdiff: $!\n";
+ while (<DIFF>) {
+ if ($. == 1) {s|\*\*\* \S+ |*** $file.old |;}
+ if ($. == 2) {s|--- \S+ |--- $file |;}
+ s|Lock[e]r:.*\$|\$|; # Use [e] to make it safe on itself
+ print PATCH;
+ }
+ close DIFF;
+ system 'rcs', "-Nlastpat:$new", @files;
+ } else {
+ &copyright'expand("co -p -rlastpat $file", "/tmp/pdo$$");
+ &copyright'expand("co -p -r$new $file", "/tmp/pdn$$");
+ open(DIFF, "$mydiff /tmp/pdo$$ /tmp/pdn$$ |") ||
+ die "Can't run $mydiff";
+ while (<DIFF>) { # Contextual or unified diff
+ if ($. == 1) {
+ s|\*\*\* \S+ |*** $file.old | ||
+ s|--- \S+ |--- $file.old |;
+ }
+ if ($. == 2) {
+ s|--- \S+ |--- $file | ||
+ s|\+\+\+ \S+ |+++ $file |;
+ }
+ s|Lock[e]r:.*\$|\$|; # Remove locker mark
+ print PATCH;
+ }
+ close DIFF;
+ system 'rcs', "-Nlastpat:$new", @files;
+ unlink "/tmp/pdn$$", "/tmp/pdo$$";
+ }
+ } else {
+ if ($mydiff eq '') {
+ open(DIFF,"rcsdiff -c -rlastpat $files |") ||
+ die "Can't run rcsdiff";
+ while (<DIFF>) {
+ if ($. == 1) {s|\*\*\* \S+ |*** $file.old |;}
+ if ($. == 2) {s|--- \S+ |--- $file |;}
+ s|Lock[e]r:.*\$|\$|; # Remove locker mark
+ print PATCH;
+ }
+ close DIFF;
+ } else {
+ system "co -p -rlastpat $files >/tmp/pdo$$";
+ system "cp $file /tmp/pdn$$";
+ open(DIFF, "$mydiff /tmp/pdo$$ /tmp/pdn$$ |") ||
+ die "$progname: can't fork $mydiff: $!\n";
+ while (<DIFF>) {
+ # Contextual or unified diff
+ if ($. == 1) {
+ s|\*\*\* \S+ |*** $file.old |;
+ s|--- \S+ |--- $file.old |;
+ }
+ if ($. == 2) {
+ s|--- \S+ |--- $file |;
+ s|\+\+\+ \S+ |+++ $file |;
+ }
+ s|Lock[e]r:.*\$|\$|; # Remove locker mark
+ print PATCH;
+ }
+ close DIFF;
+ unlink "/tmp/pdn$$", "/tmp/pdo$$";
+ }
+ }
+ }
+}
+
+sub usage {
+ print STDERR <<EOM;
+Usage: $progname [-ahnV] [filelist]
+ -a : all the files in MANIFEST.new
+ -h : print this message and exit
+ -n : non update mode
+ -V : print version number and exit
+EOM
+ exit 1;
+}
+
+!NO!SUBS!
+$grep -v '^;#' ../pl/package.pl >>patdiff
+$grep -v '^;#' ../pl/rcsargs.pl >>patdiff
+$grep -v '^;#' ../pl/copyright.pl >>patdiff
+$grep -v '^;#' ../pl/tilde.pl >>patdiff
+$grep -v '^;#' ../pl/profile.pl >>patdiff
+chmod +x patdiff
+$eunicefix patdiff
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