[p5sagit/p5-mst-13.2.git] / x2p / find2perl.SH

case $CONFIG in
'')
    if test ! -f config.sh; then
	ln ../config.sh . || \
	ln ../../config.sh . || \
	ln ../../../config.sh . || \
	(echo "Can't find config.sh."; exit 1)
    fi
    . ./config.sh
    ;;
esac
: This forces SH files to create target in same directory as SH file.
: This is so that make depend always knows where to find SH derivatives.
case "$0" in
*/*) cd `expr X$0 : 'X\(.*\)/'` ;;
esac
echo "Extracting find2perl (with variable substitutions)"
: This section of the file will have variable substitutions done on it.
: Move anything that needs config subs from !NO!SUBS! section to !GROK!THIS!.
: Protect any dollar signs and backticks that you do not want interpreted
: by putting a backslash in front.  You may delete these comments.
rm -f find2perl
$spitshell >find2perl <<!GROK!THIS!
#!$bin/perl
# 
# Modified September 26, 1993 to provide proper handling of years after 1999
#   Tom Link <tml+@pitt.edu>
#   University of Pittsburgh

eval 'exec $bin/perl -S \$0 \${1+"\$@"}'
	if \$running_under_some_shell;

\$bin = "$bin";

!GROK!THIS!

: In the following dollars and backticks do not need the extra backslash.
$spitshell >>find2perl <<'!NO!SUBS!'

while ($ARGV[0] =~ /^[^-!(]/) {
    push(@roots, shift);
}
@roots = ('.') unless @roots;
for (@roots) { $_ = &quote($_); }
$roots = join(',', @roots);

$indent = 1;

while (@ARGV) {
    $_ = shift;
    s/^-// || /^[()!]/ || die "Unrecognized switch: $_\n";
    if ($_ eq '(') {
	$out .= &tab . "(\n";
	$indent++;
	next;
    }
    elsif ($_ eq ')') {
	$indent--;
	$out .= &tab . ")";
    }
    elsif ($_ eq '!') {
	$out .= &tab . "!";
	next;
    }
    elsif ($_ eq 'name') {
	$out .= &tab;
	$pat = &fileglob_to_re(shift);
	$out .= '/' . $pat . "/";
    }
    elsif ($_ eq 'perm') {
	$onum = shift;
	die "Malformed -perm argument: $onum\n" unless $onum =~ /^-?[0-7]+$/;
	if ($onum =~ s/^-//) {
	    $onum = '0' . sprintf("%o", oct($onum) & 017777);	# s/b 07777 ?
	    $out .= &tab . "((\$mode & $onum) == $onum)";
	}
	else {
	    $onum = '0' . $onum unless $onum =~ /^0/;
	    $out .= &tab . "((\$mode & 0777) == $onum)";
	}
    }
    elsif ($_ eq 'type') {
	($filetest = shift) =~ tr/s/S/;
	$out .= &tab . "-$filetest _";
    }
    elsif ($_ eq 'print') {
	$out .= &tab . 'print("$name\n")';
    }
    elsif ($_ eq 'print0') {
	$out .= &tab . 'print("$name\0")';
    }
    elsif ($_ eq 'fstype') {
	$out .= &tab;
	$type = shift;
	if ($type eq 'nfs')
	    { $out .= '($dev < 0)'; }
	else
	    { $out .= '($dev >= 0)'; }
    }
    elsif ($_ eq 'user') {
	$uname = shift;
	$out .= &tab . "(\$uid == \$uid{'$uname'})";
	$inituser++;
    }
    elsif ($_ eq 'group') {
	$gname = shift;
	$out .= &tab . "(\$gid == \$gid{'$gname'})";
	$initgroup++;
    }
    elsif ($_ eq 'nouser') {
	$out .= &tab . '!defined $uid{$uid}';
	$inituser++;
    }
    elsif ($_ eq 'nogroup') {
	$out .= &tab . '!defined $gid{$gid}';
	$initgroup++;
    }
    elsif ($_ eq 'links') {
	$out .= &tab . '($nlink ' . &n(shift);
    }
    elsif ($_ eq 'inum') {
	$out .= &tab . '($ino ' . &n(shift);
    }
    elsif ($_ eq 'size') {
	$out .= &tab . '(int((-s _ + 511) / 512) ' . &n(shift);
    }
    elsif ($_ eq 'atime') {
	$out .= &tab . '(int(-A _) ' . &n(shift);
    }
    elsif ($_ eq 'mtime') {
	$out .= &tab . '(int(-M _) ' . &n(shift);
    }
    elsif ($_ eq 'ctime') {
	$out .= &tab . '(int(-C _) ' . &n(shift);
    }
    elsif ($_ eq 'exec') {
	for (@cmd = (); @ARGV && $ARGV[0] ne ';'; push(@cmd,shift)) { }
	shift;
	$_ = "@cmd";
	if (m#^(/bin/)?rm -f {}$#) {
	    if (!@ARGV) {
		$out .= &tab . 'unlink($_)';
	    }
	    else {
		$out .= &tab . '(unlink($_) || 1)';
	    }
	}
	elsif (m#^(/bin/)?rm {}$#) {
	    $out .= &tab . '(unlink($_) || warn "$name: $!\n")';
	}
	else {
	    for (@cmd) { s/'/\\'/g; }
	    $" = "','";
	    $out .= &tab . "&exec(0, '@cmd')";
	    $" = ' ';
	    $initexec++;
	}
    }
    elsif ($_ eq 'ok') {
	for (@cmd = (); @ARGV && $ARGV[0] ne ';'; push(@cmd,shift)) { }
	shift;
	for (@cmd) { s/'/\\'/g; }
	$" = "','";
	$out .= &tab . "&exec(1, '@cmd')";
	$" = ' ';
	$initexec++;
    }
    elsif ($_ eq 'prune') {
	$out .= &tab . '($prune = 1)';
    }
    elsif ($_ eq 'xdev') {
	$out .= &tab . '(($prune |= ($dev != $topdev)),1)';
    }
    elsif ($_ eq 'newer') {
	$out .= &tab;
	$file = shift;
	$newername = 'AGE_OF' . $file;
	$newername =~ s/[^\w]/_/g;
	$newername = '$' . $newername;
	$out .= "(-M _ < $newername)";
	$initnewer .= "$newername = -M " . &quote($file) . ";\n";
    }
    elsif ($_ eq 'eval') {
	$prog = &quote(shift);
	$out .= &tab . "eval $prog";
    }
    elsif ($_ eq 'depth') {
	$depth++;
	next;
    }
    elsif ($_ eq 'ls') {
	$out .= &tab . "&ls";
	$initls++;
    }
    elsif ($_ eq 'tar') {
	$out .= &tab;
	die "-tar must have a filename argument\n" unless @ARGV;
	$file = shift;
	$fh = 'FH' . $file;
	$fh =~ s/[^\w]/_/g;
	$out .= "&tar($fh)";
	$file = '>' . $file;
	$initfile .= "open($fh, " . &quote($file) .
	  qq{) || die "Can't open $fh: \$!\\n";\n};
	$inittar++;
	$flushall = "\n&tflushall;\n";
    }
    elsif (/^n?cpio$/) {
	$depth++;
	$out .= &tab;
	die "-$_ must have a filename argument\n" unless @ARGV;
	$file = shift;
	$fh = 'FH' . $file;
	$fh =~ s/[^\w]/_/g;
	$out .= "&cpio('" . substr($_,0,1) . "', $fh)";
	$file = '>' . $file;
	$initfile .= "open($fh, " . &quote($file) .
	  qq{) || die "Can't open $fh: \$!\\n";\n};
	$initcpio++;
	$flushall = "\n&flushall;\n";
    }
    else {
	die "Unrecognized switch: -$_\n";
    }
    if (@ARGV) {
	if ($ARGV[0] eq '-o') {
	    { local($statdone) = 1; $out .= "\n" . &tab . "||\n"; }
	    $statdone = 0 if $indent == 1 && $delayedstat;
	    $saw_or++;
	    shift;
	}
	else {
	    $out .= " &&" unless $ARGV[0] eq ')';
	    $out .= "\n";
	    shift if $ARGV[0] eq '-a';
	}
    }
}

print <<"END";
#!$bin/perl

eval 'exec $bin/perl -S \$0 \${1+"\$@"}'
	if \$running_under_some_shell;

END

if ($initls) {
    print <<'END';
@rwx = ('---','--x','-w-','-wx','r--','r-x','rw-','rwx');
@moname = (Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep,Oct,Nov,Dec);

END
}

if ($inituser || $initls) {
    print 'while (($name, $pw, $uid) = getpwent) {', "\n";
    print '    $uid{$name} = $uid{$uid} = $uid;', "\n" if $inituser;
    print '    $user{$uid} = $name unless $user{$uid};', "\n" if $initls;
    print "}\n\n";
}

if ($initgroup || $initls) {
    print 'while (($name, $pw, $gid) = getgrent) {', "\n";
    print '    $gid{$name} = $gid{$gid} = $gid;', "\n" if $initgroup;
    print '    $group{$gid} = $name unless $group{$gid};', "\n" if $initls;
    print "}\n\n";
}

print $initnewer, "\n" if $initnewer;

print $initfile, "\n" if $initfile;

$find = $depth ? "finddepth" : "find";
print <<"END";
require "$find.pl";

# Traverse desired filesystems

&$find($roots);
$flushall
exit;

sub wanted {
$out;
}

END

if ($initexec) {
    print <<'END';
sub exec {
    local($ok, @cmd) = @_;
    foreach $word (@cmd) {
	$word =~ s#{}#$name#g;
    }
    if ($ok) {
	local($old) = select(STDOUT);
	$| = 1;
	print "@cmd";
	select($old);
	return 0 unless <STDIN> =~ /^y/;
    }
    chdir $cwd;		# sigh
    system @cmd;
    chdir $dir;
    return !$?;
}

END
}

if ($initls) {
    print <<'END';
sub ls {
    ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$sizemm,
      $atime,$mtime,$ctime,$blksize,$blocks) = lstat(_);

    $pname = $name;

    if (defined $blocks) {
	$blocks = int(($blocks + 1) / 2);
    }
    else {
	$blocks = int(($size + 1023) / 1024);
    }

    if    (-f _) { $perms = '-'; }
    elsif (-d _) { $perms = 'd'; }
    elsif (-c _) { $perms = 'c'; $sizemm = &sizemm; }
    elsif (-b _) { $perms = 'b'; $sizemm = &sizemm; }
    elsif (-p _) { $perms = 'p'; }
    elsif (-S _) { $perms = 's'; }
    else         { $perms = 'l'; $pname .= ' -> ' . readlink($_); }

    $tmpmode = $mode;
    $tmp = $rwx[$tmpmode & 7];
    $tmpmode >>= 3;
    $tmp = $rwx[$tmpmode & 7] . $tmp;
    $tmpmode >>= 3;
    $tmp = $rwx[$tmpmode & 7] . $tmp;
    substr($tmp,2,1) =~ tr/-x/Ss/ if -u _;
    substr($tmp,5,1) =~ tr/-x/Ss/ if -g _;
    substr($tmp,8,1) =~ tr/-x/Tt/ if -k _;
    $perms .= $tmp;

    $user = $user{$uid} || $uid;
    $group = $group{$gid} || $gid;

    ($sec,$min,$hour,$mday,$mon,$year) = localtime($mtime);
    $moname = $moname[$mon];
    if (-M _ > 365.25 / 2) {
	$timeyear = $year + 1900;
    }
    else {
	$timeyear = sprintf("%02d:%02d", $hour, $min);
    }

    printf "%5lu %4ld %-10s %2d %-8s %-8s %8s %s %2d %5s %s\n",
	    $ino,
		 $blocks,
		      $perms,
			    $nlink,
				$user,
				     $group,
					  $sizemm,
					      $moname,
						 $mday,
						     $timeyear,
							 $pname;
    1;
}

sub sizemm {
    sprintf("%3d, %3d", ($rdev >> 8) & 255, $rdev & 255);
}

END
}

if ($initcpio) {
print <<'END';
sub cpio {
    local($nc,$fh) = @_;
    local($text);

    if ($name eq 'TRAILER!!!') {
	$text = '';
	$size = 0;
    }
    else {
	($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,
	  $atime,$mtime,$ctime,$blksize,$blocks) = lstat(_);
	if (-f _) {
	    open(IN, "./$_\0") || do {
		warn "Couldn't open $name: $!\n";
		return;
	    };
	}
	else {
	    $text = readlink($_);
	    $size = 0 unless defined $text;
	}
    }

    ($nm = $name) =~ s#^\./##;
    $nc{$fh} = $nc;
    if ($nc eq 'n') {
	$cpout{$fh} .=
	  sprintf("%06o%06o%06o%06o%06o%06o%06o%06o%011lo%06o%011lo%s\0",
	    070707,
	    $dev & 0777777,
	    $ino & 0777777,
	    $mode & 0777777,
	    $uid & 0777777,
	    $gid & 0777777,
	    $nlink & 0777777,
	    $rdev & 0177777,
	    $mtime,
	    length($nm)+1,
	    $size,
	    $nm);
    }
    else {
	$cpout{$fh} .= "\0" if length($cpout{$fh}) & 1;
	$cpout{$fh} .= pack("SSSSSSSSLSLa*",
	    070707, $dev, $ino, $mode, $uid, $gid, $nlink, $rdev, $mtime,
	    length($nm)+1, $size, $nm . (length($nm) & 1 ? "\0" : "\0\0"));
    }
    if ($text ne '') {
	$cpout{$fh} .= $text;
    }
    elsif ($size) {
	&flush($fh) while ($l = length($cpout{$fh})) >= 5120;
	while (sysread(IN, $cpout{$fh}, 5120 - $l, $l)) {
	    &flush($fh);
	    $l = length($cpout{$fh});
	}
    }
    close IN;
}

sub flush {
    local($fh) = @_;

    while (length($cpout{$fh}) >= 5120) {
	syswrite($fh,$cpout{$fh},5120);
	++$blocks{$fh};
	substr($cpout{$fh}, 0, 5120) = '';
    }
}

sub flushall {
    $name = 'TRAILER!!!';
    foreach $fh (keys %cpout) {
	&cpio($nc{$fh},$fh);
	$cpout{$fh} .= "0" x (5120 - length($cpout{$fh}));
	&flush($fh);
	print $blocks{$fh} * 10, " blocks\n";
    }
}

END
}

if ($inittar) {
print <<'END';
sub tar {
    local($fh) = @_;
    local($linkname,$header,$l,$slop);
    local($linkflag) = "\0";

    ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,
      $atime,$mtime,$ctime,$blksize,$blocks) = lstat(_);
    $nm = $name;
    if ($nlink > 1) {
	if ($linkname = $linkseen{$fh,$dev,$ino}) {
	    $linkflag = 1;
	}
	else {
	    $linkseen{$fh,$dev,$ino} = $nm;
	}
    }
    if (-f _) {
	open(IN, "./$_\0") || do {
	    warn "Couldn't open $name: $!\n";
	    return;
	};
	$size = 0 if $linkflag ne "\0";
    }
    else {
	$linkname = readlink($_);
	$linkflag = 2 if defined $linkname;
	$nm .= '/' if -d _;
	$size = 0;
    }

    $header = pack("a100a8a8a8a12a12a8a1a100",
	$nm,
	sprintf("%6o ", $mode & 0777),
	sprintf("%6o ", $uid & 0777777),
	sprintf("%6o ", $gid & 0777777),
	sprintf("%11o ", $size),
	sprintf("%11o ", $mtime),
	"        ",
	$linkflag,
	$linkname);
    $l = length($header) % 512;
    substr($header, 148, 6) = sprintf("%6o", unpack("%16C*", $header));
    substr($header, 154, 1) = "\0";  # blech
    $tarout{$fh} .= $header;
    $tarout{$fh} .= "\0" x (512 - $l) if $l;
    if ($size) {
	&tflush($fh) while ($l = length($tarout{$fh})) >= 10240;
	while (sysread(IN, $tarout{$fh}, 10240 - $l, $l)) {
	    $slop = length($tarout{$fh}) % 512;
	    $tarout{$fh} .= "\0" x (512 - $slop) if $slop;
	    &tflush($fh);
	    $l = length($tarout{$fh});
	}
    }
    close IN;
}

sub tflush {
    local($fh) = @_;

    while (length($tarout{$fh}) >= 10240) {
	syswrite($fh,$tarout{$fh},10240);
	++$blocks{$fh};
	substr($tarout{$fh}, 0, 10240) = '';
    }
}

sub tflushall {
    local($len);

    foreach $fh (keys %tarout) {
	$len = 10240 - length($tarout{$fh});
	$len += 10240 if $len < 1024;
	$tarout{$fh} .= "\0" x $len;
	&tflush($fh);
    }
}

END
}

exit;

############################################################################

sub tab {
    local($tabstring);

    $tabstring = "\t" x ($indent / 2) . ' ' x ($indent % 2 * 4);
    if (!$statdone) {
	if ($_ =~ /^(name|print|prune|exec|ok|\(|\))/) {
	    $delayedstat++;
	}
	else {
	    if ($saw_or) {
		$tabstring .= <<'ENDOFSTAT' . $tabstring;
($nlink || (($dev,$ino,$mode,$nlink,$uid,$gid) = lstat($_))) &&
ENDOFSTAT
	    }
	    else {
		$tabstring .= <<'ENDOFSTAT' . $tabstring;
(($dev,$ino,$mode,$nlink,$uid,$gid) = lstat($_)) &&
ENDOFSTAT
	    }
	    $statdone = 1;
	}
    }
    $tabstring =~ s/^\s+/ / if $out =~ /!$/;
    $tabstring;
}

sub fileglob_to_re {
    local($tmp) = @_;

    $tmp =~ s#([./^\$()])#\\$1#g;
    $tmp =~ s/([?*])/.$1/g;
    "^$tmp$";
}

sub n {
    local($n) = @_;

    $n =~ s/^-/< / || $n =~ s/^\+/> / || $n =~ s/^/== /;
    $n =~ s/ 0*(\d)/ $1/;
    $n . ')';
}

sub quote {
    local($string) = @_;
    $string =~ s/'/\\'/;
    "'$string'";
}
!NO!SUBS!
chmod 755 find2perl
$eunicefix find2perl
Commit	Line	Data
fe14fcc3	1	case $CONFIG in
	2	'')
	3	if test ! -f config.sh; then
	4	ln ../config.sh . \|\| \
	5	ln ../../config.sh . \|\| \
	6	ln ../../../config.sh . \|\| \
	7	(echo "Can't find config.sh."; exit 1)
	8	fi
8adcabd8	9	. ./config.sh
fe14fcc3	10	;;
	11	esac
	12	: This forces SH files to create target in same directory as SH file.
	13	: This is so that make depend always knows where to find SH derivatives.
	14	case "$0" in
	15	/) cd `expr X$0 : 'X\(.*\)/'` ;;
	16	esac
	17	echo "Extracting find2perl (with variable substitutions)"
	18	: This section of the file will have variable substitutions done on it.
	19	: Move anything that needs config subs from !NO!SUBS! section to !GROK!THIS!.
	20	: Protect any dollar signs and backticks that you do not want interpreted
	21	: by putting a backslash in front. You may delete these comments.
8adcabd8	22	rm -f find2perl
fe14fcc3	23	$spitshell >find2perl <<!GROK!THIS!
fe14fcc3	24	#!$bin/perl
93a17b20	25	#
	26	# Modified September 26, 1993 to provide proper handling of years after 1999
	27	# Tom Link <tml+@pitt.edu>
	28	# University of Pittsburgh
fe14fcc3	29
8adcabd8	30	eval 'exec $bin/perl -S \$0 \${1+"\$@"}'
	31	if \$running_under_some_shell;
	32
fe14fcc3	33	\$bin = "$bin";
	34
	35	!GROK!THIS!
	36
	37	: In the following dollars and backticks do not need the extra backslash.
	38	$spitshell >>find2perl <<'!NO!SUBS!'
	39
	40	while ($ARGV[0] =~ /^[^-!(]/) {
	41	push(@roots, shift);
	42	}
	43	@roots = ('.') unless @roots;
	44	for (@roots) { $_ = &quote($_); }
	45	$roots = join(',', @roots);
	46
	47	$indent = 1;
	48
	49	while (@ARGV) {
	50	$_ = shift;
	51	s/^-// \|\| /^[()!]/ \|\| die "Unrecognized switch: $_\n";
	52	if ($_ eq '(') {
	53	$out .= &tab . "(\n";
	54	$indent++;
	55	next;
	56	}
	57	elsif ($_ eq ')') {
	58	$indent--;
	59	$out .= &tab . ")";
	60	}
	61	elsif ($_ eq '!') {
	62	$out .= &tab . "!";
	63	next;
	64	}
	65	elsif ($_ eq 'name') {
	66	$out .= &tab;
	67	$pat = &fileglob_to_re(shift);
	68	$out .= '/' . $pat . "/";
	69	}
	70	elsif ($_ eq 'perm') {
	71	$onum = shift;
	72	die "Malformed -perm argument: $onum\n" unless $onum =~ /^-?[0-7]+$/;
	73	if ($onum =~ s/^-//) {
	74	$onum = '0' . sprintf("%o", oct($onum) & 017777); # s/b 07777 ?
e334a159	75	$out .= &tab . "((\$mode & $onum) == $onum)";
fe14fcc3	76	}
	77	else {
	78	$onum = '0' . $onum unless $onum =~ /^0/;
e334a159	79	$out .= &tab . "((\$mode & 0777) == $onum)";
fe14fcc3	80	}
	81	}
	82	elsif ($_ eq 'type') {
	83	($filetest = shift) =~ tr/s/S/;
	84	$out .= &tab . "-$filetest _";
	85	}
	86	elsif ($_ eq 'print') {
	87	$out .= &tab . 'print("$name\n")';
	88	}
	89	elsif ($_ eq 'print0') {
	90	$out .= &tab . 'print("$name\0")';
	91	}
	92	elsif ($_ eq 'fstype') {
	93	$out .= &tab;
	94	$type = shift;
	95	if ($type eq 'nfs')
79072805	96	{ $out .= '($dev < 0)'; }
fe14fcc3	97	else
79072805	98	{ $out .= '($dev >= 0)'; }
fe14fcc3	99	}
	100	elsif ($_ eq 'user') {
	101	$uname = shift;
79072805	102	$out .= &tab . "(\$uid == \$uid{'$uname'})";
fe14fcc3	103	$inituser++;
	104	}
	105	elsif ($_ eq 'group') {
	106	$gname = shift;
79072805	107	$out .= &tab . "(\$gid == \$gid{'$gname'})";
fe14fcc3	108	$initgroup++;
	109	}
	110	elsif ($_ eq 'nouser') {
	111	$out .= &tab . '!defined $uid{$uid}';
	112	$inituser++;
	113	}
	114	elsif ($_ eq 'nogroup') {
	115	$out .= &tab . '!defined $gid{$gid}';
	116	$initgroup++;
	117	}
	118	elsif ($_ eq 'links') {
79072805	119	$out .= &tab . '($nlink ' . &n(shift);
fe14fcc3	120	}
fe14fcc3	121	elsif ($_ eq 'inum') {
79072805	122	$out .= &tab . '($ino ' . &n(shift);
fe14fcc3	123	}
fe14fcc3	124	elsif ($_ eq 'size') {
79072805	125	$out .= &tab . '(int((-s _ + 511) / 512) ' . &n(shift);
fe14fcc3	126	}
fe14fcc3	127	elsif ($_ eq 'atime') {
79072805	128	$out .= &tab . '(int(-A _) ' . &n(shift);
fe14fcc3	129	}
fe14fcc3	130	elsif ($_ eq 'mtime') {
79072805	131	$out .= &tab . '(int(-M _) ' . &n(shift);
fe14fcc3	132	}
fe14fcc3	133	elsif ($_ eq 'ctime') {
79072805	134	$out .= &tab . '(int(-C _) ' . &n(shift);
fe14fcc3	135	}
	136	elsif ($_ eq 'exec') {
	137	for (@cmd = (); @ARGV && $ARGV[0] ne ';'; push(@cmd,shift)) { }
	138	shift;
6e21c824	139	$_ = "@cmd";
	140	if (m#^(/bin/)?rm -f {}$#) {
	141	if (!@ARGV) {
	142	$out .= &tab . 'unlink($_)';
	143	}
	144	else {
	145	$out .= &tab . '(unlink($_) \|\| 1)';
	146	}
	147	}
	148	elsif (m#^(/bin/)?rm {}$#) {
	149	$out .= &tab . '(unlink($_) \|\| warn "$name: $!\n")';
	150	}
	151	else {
	152	for (@cmd) { s/'/\\'/g; }
	153	$" = "','";
	154	$out .= &tab . "&exec(0, '@cmd')";
	155	$" = ' ';
	156	$initexec++;
	157	}
fe14fcc3	158	}
	159	elsif ($_ eq 'ok') {
	160	for (@cmd = (); @ARGV && $ARGV[0] ne ';'; push(@cmd,shift)) { }
	161	shift;
	162	for (@cmd) { s/'/\\'/g; }
	163	$" = "','";
	164	$out .= &tab . "&exec(1, '@cmd')";
	165	$" = ' ';
	166	$initexec++;
	167	}
	168	elsif ($_ eq 'prune') {
	169	$out .= &tab . '($prune = 1)';
	170	}
	171	elsif ($_ eq 'xdev') {
	172	$out .= &tab . '(($prune \|= ($dev != $topdev)),1)';
	173	}
	174	elsif ($_ eq 'newer') {
	175	$out .= &tab;
	176	$file = shift;
	177	$newername = 'AGE_OF' . $file;
	178	$newername =~ s/[^\w]/_/g;
	179	$newername = '$' . $newername;
79072805	180	$out .= "(-M _ < $newername)";
fe14fcc3	181	$initnewer .= "$newername = -M " . &quote($file) . ";\n";
	182	}
	183	elsif ($_ eq 'eval') {
	184	$prog = &quote(shift);
	185	$out .= &tab . "eval $prog";
	186	}
	187	elsif ($_ eq 'depth') {
	188	$depth++;
	189	next;
	190	}
	191	elsif ($_ eq 'ls') {
	192	$out .= &tab . "&ls";
	193	$initls++;
	194	}
	195	elsif ($_ eq 'tar') {
	196	$out .= &tab;
	197	die "-tar must have a filename argument\n" unless @ARGV;
	198	$file = shift;
	199	$fh = 'FH' . $file;
	200	$fh =~ s/[^\w]/_/g;
	201	$out .= "&tar($fh)";
	202	$file = '>' . $file;
	203	$initfile .= "open($fh, " . &quote($file) .
	204	qq{) \|\| die "Can't open $fh: \$!\\n";\n};
	205	$inittar++;
	206	$flushall = "\n&tflushall;\n";
	207	}
	208	elsif (/^n?cpio$/) {
	209	$depth++;
	210	$out .= &tab;
	211	die "-$_ must have a filename argument\n" unless @ARGV;
	212	$file = shift;
	213	$fh = 'FH' . $file;
	214	$fh =~ s/[^\w]/_/g;
	215	$out .= "&cpio('" . substr($_,0,1) . "', $fh)";
	216	$file = '>' . $file;
	217	$initfile .= "open($fh, " . &quote($file) .
	218	qq{) \|\| die "Can't open $fh: \$!\\n";\n};
	219	$initcpio++;
	220	$flushall = "\n&flushall;\n";
	221	}
	222	else {
	223	die "Unrecognized switch: -$_\n";
	224	}
	225	if (@ARGV) {
	226	if ($ARGV[0] eq '-o') {
6e21c824	227	{ local($statdone) = 1; $out .= "\n" . &tab . "\|\|\n"; }
1c3d792e	228	$statdone = 0 if $indent == 1 && $delayedstat;
1c3d792e	229	$saw_or++;
fe14fcc3	230	shift;
	231	}
	232	else {
	233	$out .= " &&" unless $ARGV[0] eq ')';
	234	$out .= "\n";
	235	shift if $ARGV[0] eq '-a';
	236	}
	237	}
	238	}
	239
	240	print <<"END";
	241	#!$bin/perl
	242
8adcabd8	243	eval 'exec $bin/perl -S \$0 \${1+"\$@"}'
	244	if \$running_under_some_shell;
	245
fe14fcc3	246	END
	247
	248	if ($initls) {
	249	print <<'END';
	250	@rwx = ('---','--x','-w-','-wx','r--','r-x','rw-','rwx');
	251	@moname = (Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep,Oct,Nov,Dec);
	252
	253	END
	254	}
	255
	256	if ($inituser \|\| $initls) {
	257	print 'while (($name, $pw, $uid) = getpwent) {', "\n";
	258	print ' $uid{$name} = $uid{$uid} = $uid;', "\n" if $inituser;
	259	print ' $user{$uid} = $name unless $user{$uid};', "\n" if $initls;
	260	print "}\n\n";
	261	}
	262
	263	if ($initgroup \|\| $initls) {
	264	print 'while (($name, $pw, $gid) = getgrent) {', "\n";
	265	print ' $gid{$name} = $gid{$gid} = $gid;', "\n" if $initgroup;
	266	print ' $group{$gid} = $name unless $group{$gid};', "\n" if $initls;
	267	print "}\n\n";
	268	}
	269
	270	print $initnewer, "\n" if $initnewer;
	271
	272	print $initfile, "\n" if $initfile;
	273
6e21c824	274	$find = $depth ? "finddepth" : "find";
fe14fcc3	275	print <<"END";
6e21c824	276	require "$find.pl";
6e21c824	277
fe14fcc3	278	# Traverse desired filesystems
fe14fcc3	279
6e21c824	280	&$find($roots);
fe14fcc3	281	$flushall
	282	exit;
	283
	284	sub wanted {
	285	$out;
	286	}
	287
	288	END
	289
fe14fcc3	290	if ($initexec) {
	291	print <<'END';
	292	sub exec {
	293	local($ok, @cmd) = @_;
	294	foreach $word (@cmd) {
	295	$word =~ s#{}#$name#g;
	296	}
	297	if ($ok) {
	298	local($old) = select(STDOUT);
	299	$\| = 1;
	300	print "@cmd";
	301	select($old);
	302	return 0 unless <STDIN> =~ /^y/;
	303	}
	304	chdir $cwd; # sigh
	305	system @cmd;
	306	chdir $dir;
	307	return !$?;
	308	}
	309
	310	END
	311	}
	312
	313	if ($initls) {
	314	print <<'END';
	315	sub ls {
	316	($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$sizemm,
	317	$atime,$mtime,$ctime,$blksize,$blocks) = lstat(_);
	318
	319	$pname = $name;
	320
	321	if (defined $blocks) {
	322	$blocks = int(($blocks + 1) / 2);
	323	}
	324	else {
	325	$blocks = int(($size + 1023) / 1024);
	326	}
	327
	328	if (-f _) { $perms = '-'; }
	329	elsif (-d _) { $perms = 'd'; }
	330	elsif (-c _) { $perms = 'c'; $sizemm = &sizemm; }
	331	elsif (-b _) { $perms = 'b'; $sizemm = &sizemm; }
	332	elsif (-p _) { $perms = 'p'; }
	333	elsif (-S _) { $perms = 's'; }
	334	else { $perms = 'l'; $pname .= ' -> ' . readlink($_); }
	335
	336	$tmpmode = $mode;
	337	$tmp = $rwx[$tmpmode & 7];
	338	$tmpmode >>= 3;
	339	$tmp = $rwx[$tmpmode & 7] . $tmp;
	340	$tmpmode >>= 3;
	341	$tmp = $rwx[$tmpmode & 7] . $tmp;
	342	substr($tmp,2,1) =~ tr/-x/Ss/ if -u _;
	343	substr($tmp,5,1) =~ tr/-x/Ss/ if -g _;
	344	substr($tmp,8,1) =~ tr/-x/Tt/ if -k _;
	345	$perms .= $tmp;
	346
	347	$user = $user{$uid} \|\| $uid;
	348	$group = $group{$gid} \|\| $gid;
	349
	350	($sec,$min,$hour,$mday,$mon,$year) = localtime($mtime);
	351	$moname = $moname[$mon];
	352	if (-M _ > 365.25 / 2) {
93a17b20	353	$timeyear = $year + 1900;
fe14fcc3	354	}
	355	else {
	356	$timeyear = sprintf("%02d:%02d", $hour, $min);
	357	}
	358
	359	printf "%5lu %4ld %-10s %2d %-8s %-8s %8s %s %2d %5s %s\n",
	360	$ino,
	361	$blocks,
	362	$perms,
	363	$nlink,
	364	$user,
	365	$group,
	366	$sizemm,
	367	$moname,
	368	$mday,
	369	$timeyear,
	370	$pname;
	371	1;
	372	}
	373
	374	sub sizemm {
	375	sprintf("%3d, %3d", ($rdev >> 8) & 255, $rdev & 255);
	376	}
	377
	378	END
	379	}
	380
	381	if ($initcpio) {
	382	print <<'END';
	383	sub cpio {
	384	local($nc,$fh) = @_;
	385	local($text);
	386
	387	if ($name eq 'TRAILER!!!') {
	388	$text = '';
	389	$size = 0;
	390	}
	391	else {
	392	($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,
	393	$atime,$mtime,$ctime,$blksize,$blocks) = lstat(_);
	394	if (-f _) {
99b89507	395	open(IN, "./$_\0") \|\| do {
fe14fcc3	396	warn "Couldn't open $name: $!\n";
	397	return;
	398	};
	399	}
	400	else {
	401	$text = readlink($_);
	402	$size = 0 unless defined $text;
	403	}
	404	}
	405
	406	($nm = $name) =~ s#^\./##;
	407	$nc{$fh} = $nc;
	408	if ($nc eq 'n') {
	409	$cpout{$fh} .=
	410	sprintf("%06o%06o%06o%06o%06o%06o%06o%06o%011lo%06o%011lo%s\0",
	411	070707,
	412	$dev & 0777777,
	413	$ino & 0777777,
	414	$mode & 0777777,
	415	$uid & 0777777,
	416	$gid & 0777777,
	417	$nlink & 0777777,
	418	$rdev & 0177777,
	419	$mtime,
	420	length($nm)+1,
	421	$size,
	422	$nm);
	423	}
	424	else {
	425	$cpout{$fh} .= "\0" if length($cpout{$fh}) & 1;
	426	$cpout{$fh} .= pack("SSSSSSSSLSLa*",
	427	070707, $dev, $ino, $mode, $uid, $gid, $nlink, $rdev, $mtime,
	428	length($nm)+1, $size, $nm . (length($nm) & 1 ? "\0" : "\0\0"));
	429	}
	430	if ($text ne '') {
	431	$cpout{$fh} .= $text;
	432	}
	433	elsif ($size) {
	434	&flush($fh) while ($l = length($cpout{$fh})) >= 5120;
	435	while (sysread(IN, $cpout{$fh}, 5120 - $l, $l)) {
	436	&flush($fh);
	437	$l = length($cpout{$fh});
	438	}
	439	}
	440	close IN;
	441	}
	442
	443	sub flush {
	444	local($fh) = @_;
	445
	446	while (length($cpout{$fh}) >= 5120) {
	447	syswrite($fh,$cpout{$fh},5120);
	448	++$blocks{$fh};
	449	substr($cpout{$fh}, 0, 5120) = '';
	450	}
	451	}
	452
	453	sub flushall {
	454	$name = 'TRAILER!!!';
	455	foreach $fh (keys %cpout) {
	456	&cpio($nc{$fh},$fh);
	457	$cpout{$fh} .= "0" x (5120 - length($cpout{$fh}));
	458	&flush($fh);
	459	print $blocks{$fh} * 10, " blocks\n";
460	}
461	}
462
463	END
464	}
465
466	if ($inittar) {
467	print <<'END';
468	sub tar {
469	local($fh) = @_;
470	local($linkname,$header,$l,$slop);
471	local($linkflag) = "\0";
472
473	($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,
474	$atime,$mtime,$ctime,$blksize,$blocks) = lstat(_);
475	$nm = $name;
476	if ($nlink > 1) {
477	if ($linkname = $linkseen{$fh,$dev,$ino}) {
478	$linkflag = 1;
479	}
480	else {
481	$linkseen{$fh,$dev,$ino} = $nm;
482	}
483	}
484	if (-f _) {
99b89507	485	open(IN, "./$_\0") \|\| do {
fe14fcc3	486	warn "Couldn't open $name: $!\n";
	487	return;
	488	};
	489	$size = 0 if $linkflag ne "\0";
	490	}
	491	else {
	492	$linkname = readlink($_);
	493	$linkflag = 2 if defined $linkname;
	494	$nm .= '/' if -d _;
	495	$size = 0;
	496	}
	497
	498	$header = pack("a100a8a8a8a12a12a8a1a100",
	499	$nm,
	500	sprintf("%6o ", $mode & 0777),
	501	sprintf("%6o ", $uid & 0777777),
	502	sprintf("%6o ", $gid & 0777777),
	503	sprintf("%11o ", $size),
	504	sprintf("%11o ", $mtime),
	505	" ",
	506	$linkflag,
	507	$linkname);
	508	$l = length($header) % 512;
	509	substr($header, 148, 6) = sprintf("%6o", unpack("%16C*", $header));
	510	substr($header, 154, 1) = "\0"; # blech
	511	$tarout{$fh} .= $header;
	512	$tarout{$fh} .= "\0" x (512 - $l) if $l;
	513	if ($size) {
	514	&tflush($fh) while ($l = length($tarout{$fh})) >= 10240;
	515	while (sysread(IN, $tarout{$fh}, 10240 - $l, $l)) {
	516	$slop = length($tarout{$fh}) % 512;
	517	$tarout{$fh} .= "\0" x (512 - $slop) if $slop;
	518	&tflush($fh);
	519	$l = length($tarout{$fh});
	520	}
	521	}
	522	close IN;
	523	}
	524
	525	sub tflush {
	526	local($fh) = @_;
	527
	528	while (length($tarout{$fh}) >= 10240) {
	529	syswrite($fh,$tarout{$fh},10240);
	530	++$blocks{$fh};
	531	substr($tarout{$fh}, 0, 10240) = '';
	532	}
	533	}
	534
	535	sub tflushall {
	536	local($len);
	537
	538	foreach $fh (keys %tarout) {
	539	$len = 10240 - length($tarout{$fh});
	540	$len += 10240 if $len < 1024;
	541	$tarout{$fh} .= "\0" x $len;
	542	&tflush($fh);
	543	}
	544	}
	545
	546	END
	547	}
	548
	549	exit;
550
551	############################################################################
552
553	sub tab {
554	local($tabstring);
555
556	$tabstring = "\t" x ($indent / 2) . ' ' x ($indent % 2 * 4);
1c3d792e	557	if (!$statdone) {
8adcabd8	558	if ($_ =~ /^(name\|print\|prune\|exec\|ok\|\(\|\))/) {
1c3d792e	559	$delayedstat++;
	560	}
	561	else {
	562	if ($saw_or) {
	563	$tabstring .= <<'ENDOFSTAT' . $tabstring;
	564	($nlink \|\| (($dev,$ino,$mode,$nlink,$uid,$gid) = lstat($_))) &&
	565	ENDOFSTAT
	566	}
	567	else {
	568	$tabstring .= <<'ENDOFSTAT' . $tabstring;
fe14fcc3	569	(($dev,$ino,$mode,$nlink,$uid,$gid) = lstat($_)) &&
fe14fcc3	570	ENDOFSTAT
1c3d792e	571	}
fe14fcc3	572	$statdone = 1;
	573	}
	574	}
	575	$tabstring =~ s/^\s+/ / if $out =~ /!$/;
	576	$tabstring;
	577	}
	578
	579	sub fileglob_to_re {
	580	local($tmp) = @_;
	581
79072805	582	$tmp =~ s#([./^\$()])#\\$1#g;
fe14fcc3	583	$tmp =~ s/([?*])/.$1/g;
	584	"^$tmp$";
	585	}
	586
	587	sub n {
	588	local($n) = @_;
	589
1c3d792e	590	$n =~ s/^-/< / \|\| $n =~ s/^\+/> / \|\| $n =~ s/^/== /;
1c3d792e	591	$n =~ s/ 0*(\d)/ $1/;
79072805	592	$n . ')';
fe14fcc3	593	}
	594
	595	sub quote {
	596	local($string) = @_;
	597	$string =~ s/'/\\'/;
	598	"'$string'";
	599	}
	600	!NO!SUBS!
	601	chmod 755 find2perl
	602	$eunicefix find2perl