Commit | Line | Data |
---|---|---|
d19794d1 C |
1 | #!/usr/contrib/bin/perl |
2 | ||
3 | eval 'exec /usr/contrib/bin/perl -S $0 ${1+"$@"}' | |
4 | if $running_under_some_shell; | |
5 | ||
6 | $bin = "/usr/contrib/bin"; | |
7 | ||
8 | ||
9 | while ($ARGV[0] =~ /^[^-!(]/) { | |
10 | push(@roots, shift); | |
11 | } | |
12 | @roots = ('.') unless @roots; | |
13 | for (@roots) { $_ = "e($_); } | |
14 | $roots = join(',', @roots); | |
15 | ||
16 | $indent = 1; | |
17 | ||
18 | while (@ARGV) { | |
19 | $_ = shift; | |
20 | s/^-// || /^[()!]/ || die "Unrecognized switch: $_\n"; | |
21 | if ($_ eq '(') { | |
22 | $out .= &tab . "(\n"; | |
23 | $indent++; | |
24 | next; | |
25 | } | |
26 | elsif ($_ eq ')') { | |
27 | $indent--; | |
28 | $out .= &tab . ")"; | |
29 | } | |
30 | elsif ($_ eq '!') { | |
31 | $out .= &tab . "!"; | |
32 | next; | |
33 | } | |
34 | elsif ($_ eq 'name') { | |
35 | $out .= &tab; | |
36 | $pat = &fileglob_to_re(shift); | |
37 | $out .= '/' . $pat . "/"; | |
38 | } | |
39 | elsif ($_ eq 'perm') { | |
40 | $onum = shift; | |
41 | die "Malformed -perm argument: $onum\n" unless $onum =~ /^-?[0-7]+$/; | |
42 | if ($onum =~ s/^-//) { | |
43 | $onum = '0' . sprintf("%o", oct($onum) & 017777); # s/b 07777 ? | |
44 | $out .= &tab . "((\$mode & $onum) == $onum)"; | |
45 | } | |
46 | else { | |
47 | $onum = '0' . $onum unless $onum =~ /^0/; | |
48 | $out .= &tab . "((\$mode & 0777) == $onum)"; | |
49 | } | |
50 | } | |
51 | elsif ($_ eq 'type') { | |
52 | ($filetest = shift) =~ tr/s/S/; | |
53 | $out .= &tab . "-$filetest _"; | |
54 | } | |
55 | elsif ($_ eq 'print') { | |
56 | $out .= &tab . 'print("$name\n")'; | |
57 | } | |
58 | elsif ($_ eq 'print0') { | |
59 | $out .= &tab . 'print("$name\0")'; | |
60 | } | |
61 | elsif ($_ eq 'fstype') { | |
62 | $out .= &tab; | |
63 | $type = shift; | |
64 | if ($type eq 'nfs') | |
65 | { $out .= '$dev < 0'; } | |
66 | else | |
67 | { $out .= '$dev >= 0'; } | |
68 | } | |
69 | elsif ($_ eq 'user') { | |
70 | $uname = shift; | |
71 | $out .= &tab . "\$uid == \$uid{'$uname'}"; | |
72 | $inituser++; | |
73 | } | |
74 | elsif ($_ eq 'group') { | |
75 | $gname = shift; | |
76 | $out .= &tab . "\$gid == \$gid{'$gname'}"; | |
77 | $initgroup++; | |
78 | } | |
79 | elsif ($_ eq 'nouser') { | |
80 | $out .= &tab . '!defined $uid{$uid}'; | |
81 | $inituser++; | |
82 | } | |
83 | elsif ($_ eq 'nogroup') { | |
84 | $out .= &tab . '!defined $gid{$gid}'; | |
85 | $initgroup++; | |
86 | } | |
87 | elsif ($_ eq 'links') { | |
88 | $out .= &tab . '$nlink ' . &n(shift); | |
89 | } | |
90 | elsif ($_ eq 'inum') { | |
91 | $out .= &tab . '$ino ' . &n(shift); | |
92 | } | |
93 | elsif ($_ eq 'size') { | |
94 | $out .= &tab . 'int((-s _ + 511) / 512) ' . &n(shift); | |
95 | } | |
96 | elsif ($_ eq 'atime') { | |
97 | $out .= &tab . 'int(-A _) ' . &n(shift); | |
98 | } | |
99 | elsif ($_ eq 'mtime') { | |
100 | $out .= &tab . 'int(-M _) ' . &n(shift); | |
101 | } | |
102 | elsif ($_ eq 'ctime') { | |
103 | $out .= &tab . 'int(-C _) ' . &n(shift); | |
104 | } | |
105 | elsif ($_ eq 'exec') { | |
106 | for (@cmd = (); @ARGV && $ARGV[0] ne ';'; push(@cmd,shift)) { } | |
107 | shift; | |
108 | $_ = "@cmd"; | |
109 | if (m#^(/bin/)?rm -f {}$#) { | |
110 | if (!@ARGV) { | |
111 | $out .= &tab . 'unlink($_)'; | |
112 | } | |
113 | else { | |
114 | $out .= &tab . '(unlink($_) || 1)'; | |
115 | } | |
116 | } | |
117 | elsif (m#^(/bin/)?rm {}$#) { | |
118 | $out .= &tab . '(unlink($_) || warn "$name: $!\n")'; | |
119 | } | |
120 | else { | |
121 | for (@cmd) { s/'/\\'/g; } | |
122 | $" = "','"; | |
123 | $out .= &tab . "&exec(0, '@cmd')"; | |
124 | $" = ' '; | |
125 | $initexec++; | |
126 | } | |
127 | } | |
128 | elsif ($_ eq 'ok') { | |
129 | for (@cmd = (); @ARGV && $ARGV[0] ne ';'; push(@cmd,shift)) { } | |
130 | shift; | |
131 | for (@cmd) { s/'/\\'/g; } | |
132 | $" = "','"; | |
133 | $out .= &tab . "&exec(1, '@cmd')"; | |
134 | $" = ' '; | |
135 | $initexec++; | |
136 | } | |
137 | elsif ($_ eq 'prune') { | |
138 | $out .= &tab . '($prune = 1)'; | |
139 | } | |
140 | elsif ($_ eq 'xdev') { | |
141 | $out .= &tab . '(($prune |= ($dev != $topdev)),1)'; | |
142 | } | |
143 | elsif ($_ eq 'newer') { | |
144 | $out .= &tab; | |
145 | $file = shift; | |
146 | $newername = 'AGE_OF' . $file; | |
147 | $newername =~ s/[^\w]/_/g; | |
148 | $newername = '$' . $newername; | |
149 | $out .= "-M _ < $newername"; | |
150 | $initnewer .= "$newername = -M " . "e($file) . ";\n"; | |
151 | } | |
152 | elsif ($_ eq 'eval') { | |
153 | $prog = "e(shift); | |
154 | $out .= &tab . "eval $prog"; | |
155 | } | |
156 | elsif ($_ eq 'depth') { | |
157 | $depth++; | |
158 | next; | |
159 | } | |
160 | elsif ($_ eq 'ls') { | |
161 | $out .= &tab . "&ls"; | |
162 | $initls++; | |
163 | } | |
164 | elsif ($_ eq 'tar') { | |
165 | $out .= &tab; | |
166 | die "-tar must have a filename argument\n" unless @ARGV; | |
167 | $file = shift; | |
168 | $fh = 'FH' . $file; | |
169 | $fh =~ s/[^\w]/_/g; | |
170 | $out .= "&tar($fh)"; | |
171 | $file = '>' . $file; | |
172 | $initfile .= "open($fh, " . "e($file) . | |
173 | qq{) || die "Can't open $fh: \$!\\n";\n}; | |
174 | $inittar++; | |
175 | $flushall = "\n&tflushall;\n"; | |
176 | } | |
177 | elsif (/^n?cpio$/) { | |
178 | $depth++; | |
179 | $out .= &tab; | |
180 | die "-$_ must have a filename argument\n" unless @ARGV; | |
181 | $file = shift; | |
182 | $fh = 'FH' . $file; | |
183 | $fh =~ s/[^\w]/_/g; | |
184 | $out .= "&cpio('" . substr($_,0,1) . "', $fh)"; | |
185 | $file = '>' . $file; | |
186 | $initfile .= "open($fh, " . "e($file) . | |
187 | qq{) || die "Can't open $fh: \$!\\n";\n}; | |
188 | $initcpio++; | |
189 | $flushall = "\n&flushall;\n"; | |
190 | } | |
191 | else { | |
192 | die "Unrecognized switch: -$_\n"; | |
193 | } | |
194 | if (@ARGV) { | |
195 | if ($ARGV[0] eq '-o') { | |
196 | { local($statdone) = 1; $out .= "\n" . &tab . "||\n"; } | |
197 | $statdone = 0 if $indent == 1 && $delayedstat; | |
198 | $saw_or++; | |
199 | shift; | |
200 | } | |
201 | else { | |
202 | $out .= " &&" unless $ARGV[0] eq ')'; | |
203 | $out .= "\n"; | |
204 | shift if $ARGV[0] eq '-a'; | |
205 | } | |
206 | } | |
207 | } | |
208 | ||
209 | print <<"END"; | |
210 | #!$bin/perl | |
211 | ||
212 | eval 'exec $bin/perl -S \$0 \${1+"\$@"}' | |
213 | if \$running_under_some_shell; | |
214 | ||
215 | END | |
216 | ||
217 | if ($initls) { | |
218 | print <<'END'; | |
219 | @rwx = ('---','--x','-w-','-wx','r--','r-x','rw-','rwx'); | |
220 | @moname = (Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep,Oct,Nov,Dec); | |
221 | ||
222 | END | |
223 | } | |
224 | ||
225 | if ($inituser || $initls) { | |
226 | print 'while (($name, $pw, $uid) = getpwent) {', "\n"; | |
227 | print ' $uid{$name} = $uid{$uid} = $uid;', "\n" if $inituser; | |
228 | print ' $user{$uid} = $name unless $user{$uid};', "\n" if $initls; | |
229 | print "}\n\n"; | |
230 | } | |
231 | ||
232 | if ($initgroup || $initls) { | |
233 | print 'while (($name, $pw, $gid) = getgrent) {', "\n"; | |
234 | print ' $gid{$name} = $gid{$gid} = $gid;', "\n" if $initgroup; | |
235 | print ' $group{$gid} = $name unless $group{$gid};', "\n" if $initls; | |
236 | print "}\n\n"; | |
237 | } | |
238 | ||
239 | print $initnewer, "\n" if $initnewer; | |
240 | ||
241 | print $initfile, "\n" if $initfile; | |
242 | ||
243 | $find = $depth ? "finddepth" : "find"; | |
244 | print <<"END"; | |
245 | require "$find.pl"; | |
246 | ||
247 | # Traverse desired filesystems | |
248 | ||
249 | &$find($roots); | |
250 | $flushall | |
251 | exit; | |
252 | ||
253 | sub wanted { | |
254 | $out; | |
255 | } | |
256 | ||
257 | END | |
258 | ||
259 | if ($initexec) { | |
260 | print <<'END'; | |
261 | sub exec { | |
262 | local($ok, @cmd) = @_; | |
263 | foreach $word (@cmd) { | |
264 | $word =~ s#{}#$name#g; | |
265 | } | |
266 | if ($ok) { | |
267 | local($old) = select(STDOUT); | |
268 | $| = 1; | |
269 | print "@cmd"; | |
270 | select($old); | |
271 | return 0 unless <STDIN> =~ /^y/; | |
272 | } | |
273 | chdir $cwd; # sigh | |
274 | system @cmd; | |
275 | chdir $dir; | |
276 | return !$?; | |
277 | } | |
278 | ||
279 | END | |
280 | } | |
281 | ||
282 | if ($initls) { | |
283 | print <<'END'; | |
284 | sub ls { | |
285 | ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$sizemm, | |
286 | $atime,$mtime,$ctime,$blksize,$blocks) = lstat(_); | |
287 | ||
288 | $pname = $name; | |
289 | ||
290 | if (defined $blocks) { | |
291 | $blocks = int(($blocks + 1) / 2); | |
292 | } | |
293 | else { | |
294 | $blocks = int(($size + 1023) / 1024); | |
295 | } | |
296 | ||
297 | if (-f _) { $perms = '-'; } | |
298 | elsif (-d _) { $perms = 'd'; } | |
299 | elsif (-c _) { $perms = 'c'; $sizemm = &sizemm; } | |
300 | elsif (-b _) { $perms = 'b'; $sizemm = &sizemm; } | |
301 | elsif (-p _) { $perms = 'p'; } | |
302 | elsif (-S _) { $perms = 's'; } | |
303 | else { $perms = 'l'; $pname .= ' -> ' . readlink($_); } | |
304 | ||
305 | $tmpmode = $mode; | |
306 | $tmp = $rwx[$tmpmode & 7]; | |
307 | $tmpmode >>= 3; | |
308 | $tmp = $rwx[$tmpmode & 7] . $tmp; | |
309 | $tmpmode >>= 3; | |
310 | $tmp = $rwx[$tmpmode & 7] . $tmp; | |
311 | substr($tmp,2,1) =~ tr/-x/Ss/ if -u _; | |
312 | substr($tmp,5,1) =~ tr/-x/Ss/ if -g _; | |
313 | substr($tmp,8,1) =~ tr/-x/Tt/ if -k _; | |
314 | $perms .= $tmp; | |
315 | ||
316 | $user = $user{$uid} || $uid; | |
317 | $group = $group{$gid} || $gid; | |
318 | ||
319 | ($sec,$min,$hour,$mday,$mon,$year) = localtime($mtime); | |
320 | $moname = $moname[$mon]; | |
321 | if (-M _ > 365.25 / 2) { | |
322 | $timeyear = '19' . $year; | |
323 | } | |
324 | else { | |
325 | $timeyear = sprintf("%02d:%02d", $hour, $min); | |
326 | } | |
327 | ||
328 | printf "%5lu %4ld %-10s %2d %-8s %-8s %8s %s %2d %5s %s\n", | |
329 | $ino, | |
330 | $blocks, | |
331 | $perms, | |
332 | $nlink, | |
333 | $user, | |
334 | $group, | |
335 | $sizemm, | |
336 | $moname, | |
337 | $mday, | |
338 | $timeyear, | |
339 | $pname; | |
340 | 1; | |
341 | } | |
342 | ||
343 | sub sizemm { | |
344 | sprintf("%3d, %3d", ($rdev >> 8) & 255, $rdev & 255); | |
345 | } | |
346 | ||
347 | END | |
348 | } | |
349 | ||
350 | if ($initcpio) { | |
351 | print <<'END'; | |
352 | sub cpio { | |
353 | local($nc,$fh) = @_; | |
354 | local($text); | |
355 | ||
356 | if ($name eq 'TRAILER!!!') { | |
357 | $text = ''; | |
358 | $size = 0; | |
359 | } | |
360 | else { | |
361 | ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size, | |
362 | $atime,$mtime,$ctime,$blksize,$blocks) = lstat(_); | |
363 | if (-f _) { | |
364 | open(IN, "./$_\0") || do { | |
365 | warn "Couldn't open $name: $!\n"; | |
366 | return; | |
367 | }; | |
368 | } | |
369 | else { | |
370 | $text = readlink($_); | |
371 | $size = 0 unless defined $text; | |
372 | } | |
373 | } | |
374 | ||
375 | ($nm = $name) =~ s#^\./##; | |
376 | $nc{$fh} = $nc; | |
377 | if ($nc eq 'n') { | |
378 | $cpout{$fh} .= | |
379 | sprintf("%06o%06o%06o%06o%06o%06o%06o%06o%011lo%06o%011lo%s\0", | |
380 | 070707, | |
381 | $dev & 0777777, | |
382 | $ino & 0777777, | |
383 | $mode & 0777777, | |
384 | $uid & 0777777, | |
385 | $gid & 0777777, | |
386 | $nlink & 0777777, | |
387 | $rdev & 0177777, | |
388 | $mtime, | |
389 | length($nm)+1, | |
390 | $size, | |
391 | $nm); | |
392 | } | |
393 | else { | |
394 | $cpout{$fh} .= "\0" if length($cpout{$fh}) & 1; | |
395 | $cpout{$fh} .= pack("SSSSSSSSLSLa*", | |
396 | 070707, $dev, $ino, $mode, $uid, $gid, $nlink, $rdev, $mtime, | |
397 | length($nm)+1, $size, $nm . (length($nm) & 1 ? "\0" : "\0\0")); | |
398 | } | |
399 | if ($text ne '') { | |
400 | $cpout{$fh} .= $text; | |
401 | } | |
402 | elsif ($size) { | |
403 | &flush($fh) while ($l = length($cpout{$fh})) >= 5120; | |
404 | while (sysread(IN, $cpout{$fh}, 5120 - $l, $l)) { | |
405 | &flush($fh); | |
406 | $l = length($cpout{$fh}); | |
407 | } | |
408 | } | |
409 | close IN; | |
410 | } | |
411 | ||
412 | sub flush { | |
413 | local($fh) = @_; | |
414 | ||
415 | while (length($cpout{$fh}) >= 5120) { | |
416 | syswrite($fh,$cpout{$fh},5120); | |
417 | ++$blocks{$fh}; | |
418 | substr($cpout{$fh}, 0, 5120) = ''; | |
419 | } | |
420 | } | |
421 | ||
422 | sub flushall { | |
423 | $name = 'TRAILER!!!'; | |
424 | foreach $fh (keys %cpout) { | |
425 | &cpio($nc{$fh},$fh); | |
426 | $cpout{$fh} .= "0" x (5120 - length($cpout{$fh})); | |
427 | &flush($fh); | |
428 | print $blocks{$fh} * 10, " blocks\n"; | |
429 | } | |
430 | } | |
431 | ||
432 | END | |
433 | } | |
434 | ||
435 | if ($inittar) { | |
436 | print <<'END'; | |
437 | sub tar { | |
438 | local($fh) = @_; | |
439 | local($linkname,$header,$l,$slop); | |
440 | local($linkflag) = "\0"; | |
441 | ||
442 | ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size, | |
443 | $atime,$mtime,$ctime,$blksize,$blocks) = lstat(_); | |
444 | $nm = $name; | |
445 | if ($nlink > 1) { | |
446 | if ($linkname = $linkseen{$fh,$dev,$ino}) { | |
447 | $linkflag = 1; | |
448 | } | |
449 | else { | |
450 | $linkseen{$fh,$dev,$ino} = $nm; | |
451 | } | |
452 | } | |
453 | if (-f _) { | |
454 | open(IN, "./$_\0") || do { | |
455 | warn "Couldn't open $name: $!\n"; | |
456 | return; | |
457 | }; | |
458 | $size = 0 if $linkflag ne "\0"; | |
459 | } | |
460 | else { | |
461 | $linkname = readlink($_); | |
462 | $linkflag = 2 if defined $linkname; | |
463 | $nm .= '/' if -d _; | |
464 | $size = 0; | |
465 | } | |
466 | ||
467 | $header = pack("a100a8a8a8a12a12a8a1a100", | |
468 | $nm, | |
469 | sprintf("%6o ", $mode & 0777), | |
470 | sprintf("%6o ", $uid & 0777777), | |
471 | sprintf("%6o ", $gid & 0777777), | |
472 | sprintf("%11o ", $size), | |
473 | sprintf("%11o ", $mtime), | |
474 | " ", | |
475 | $linkflag, | |
476 | $linkname); | |
477 | $l = length($header) % 512; | |
478 | substr($header, 148, 6) = sprintf("%6o", unpack("%16C*", $header)); | |
479 | substr($header, 154, 1) = "\0"; # blech | |
480 | $tarout{$fh} .= $header; | |
481 | $tarout{$fh} .= "\0" x (512 - $l) if $l; | |
482 | if ($size) { | |
483 | &tflush($fh) while ($l = length($tarout{$fh})) >= 10240; | |
484 | while (sysread(IN, $tarout{$fh}, 10240 - $l, $l)) { | |
485 | $slop = length($tarout{$fh}) % 512; | |
486 | $tarout{$fh} .= "\0" x (512 - $slop) if $slop; | |
487 | &tflush($fh); | |
488 | $l = length($tarout{$fh}); | |
489 | } | |
490 | } | |
491 | close IN; | |
492 | } | |
493 | ||
494 | sub tflush { | |
495 | local($fh) = @_; | |
496 | ||
497 | while (length($tarout{$fh}) >= 10240) { | |
498 | syswrite($fh,$tarout{$fh},10240); | |
499 | ++$blocks{$fh}; | |
500 | substr($tarout{$fh}, 0, 10240) = ''; | |
501 | } | |
502 | } | |
503 | ||
504 | sub tflushall { | |
505 | local($len); | |
506 | ||
507 | foreach $fh (keys %tarout) { | |
508 | $len = 10240 - length($tarout{$fh}); | |
509 | $len += 10240 if $len < 1024; | |
510 | $tarout{$fh} .= "\0" x $len; | |
511 | &tflush($fh); | |
512 | } | |
513 | } | |
514 | ||
515 | END | |
516 | } | |
517 | ||
518 | exit; | |
519 | ||
520 | ############################################################################ | |
521 | ||
522 | sub tab { | |
523 | local($tabstring); | |
524 | ||
525 | $tabstring = "\t" x ($indent / 2) . ' ' x ($indent % 2 * 4); | |
526 | if (!$statdone) { | |
527 | if ($_ =~ /^(name|print|prune|exec|ok|\(|\))/) { | |
528 | $delayedstat++; | |
529 | } | |
530 | else { | |
531 | if ($saw_or) { | |
532 | $tabstring .= <<'ENDOFSTAT' . $tabstring; | |
533 | ($nlink || (($dev,$ino,$mode,$nlink,$uid,$gid) = lstat($_))) && | |
534 | ENDOFSTAT | |
535 | } | |
536 | else { | |
537 | $tabstring .= <<'ENDOFSTAT' . $tabstring; | |
538 | (($dev,$ino,$mode,$nlink,$uid,$gid) = lstat($_)) && | |
539 | ENDOFSTAT | |
540 | } | |
541 | $statdone = 1; | |
542 | } | |
543 | } | |
544 | $tabstring =~ s/^\s+/ / if $out =~ /!$/; | |
545 | $tabstring; | |
546 | } | |
547 | ||
548 | sub fileglob_to_re { | |
549 | local($tmp) = @_; | |
550 | ||
551 | $tmp =~ s/([.^\$()])/\\$1/g; | |
552 | $tmp =~ s/([?*])/.$1/g; | |
553 | "^$tmp$"; | |
554 | } | |
555 | ||
556 | sub n { | |
557 | local($n) = @_; | |
558 | ||
559 | $n =~ s/^-/< / || $n =~ s/^\+/> / || $n =~ s/^/== /; | |
560 | $n =~ s/ 0*(\d)/ $1/; | |
561 | $n; | |
562 | } | |
563 | ||
564 | sub quote { | |
565 | local($string) = @_; | |
566 | $string =~ s/'/\\'/; | |
567 | "'$string'"; | |
568 | } |