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2560 69 6e 74 66 28 22 25 73 22 2c 20 70 72 6f 6d 70 74 29 3b 0a 09 20 20 20 20 66 66 6c 75 73 68 28 intf("%s",.prompt);......fflush(
2580 73 74 64 6f 75 74 29 3b 0a 09 7d 0a 09 69 66 20 28 28 66 67 65 74 73 28 63 6d 64 6c 69 6e 65 2c stdout);..}..if.((fgets(cmdline,
25a0 20 4d 41 58 4c 49 4e 45 2c 20 73 74 64 69 6e 29 20 3d 3d 20 4e 55 4c 4c 29 20 26 26 20 66 65 72 .MAXLINE,.stdin).==.NULL).&&.fer
25c0 72 6f 72 28 73 74 64 69 6e 29 29 0a 09 20 20 20 20 61 70 70 5f 65 72 72 6f 72 28 22 66 67 65 74 ror(stdin))......app_error("fget
25e0 73 20 65 72 72 6f 72 22 29 3b 0a 09 69 66 20 28 66 65 6f 66 28 73 74 64 69 6e 29 29 20 7b 20 2f s.error");..if.(feof(stdin)).{./
2600 2a 20 45 6e 64 20 6f 66 20 66 69 6c 65 20 28 63 74 72 6c 2d 64 29 20 2a 2f 0a 09 20 20 20 20 66 *.End.of.file.(ctrl-d).*/......f
2620 66 6c 75 73 68 28 73 74 64 6f 75 74 29 3b 0a 09 20 20 20 20 65 78 69 74 28 30 29 3b 0a 09 7d 0a flush(stdout);......exit(0);..}.
2640 0a 09 2f 2a 20 45 76 61 6c 75 61 74 65 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 6c 69 6e 65 20 2a ../*.Evaluate.the.command.line.*
2660 2f 0a 09 65 76 61 6c 28 63 6d 64 6c 69 6e 65 29 3b 0a 09 66 66 6c 75 73 68 28 73 74 64 6f 75 74 /..eval(cmdline);..fflush(stdout
2680 29 3b 0a 09 66 66 6c 75 73 68 28 73 74 64 6f 75 74 29 3b 0a 20 20 20 20 7d 20 0a 0a 20 20 20 20 );..fflush(stdout);.....}.......
26a0 65 78 69 74 28 30 29 3b 20 2f 2a 20 63 6f 6e 74 72 6f 6c 20 6e 65 76 65 72 20 72 65 61 63 68 65 exit(0);./*.control.never.reache
26c0 73 20 68 65 72 65 20 2a 2f 0a 7d 0a 20 20 0a 2f 2a 20 0a 20 2a 20 65 76 61 6c 20 2d 20 45 76 61 s.here.*/.}..../*...*.eval.-.Eva
26e0 6c 75 61 74 65 20 74 68 65 20 63 6f 6d 6d 61 6e 64 20 6c 69 6e 65 20 74 68 61 74 20 74 68 65 20 luate.the.command.line.that.the.
2700 75 73 65 72 20 68 61 73 20 6a 75 73 74 20 74 79 70 65 64 20 69 6e 0a 20 2a 20 0a 20 2a 20 49 66 user.has.just.typed.in..*...*.If
2720 20 74 68 65 20 75 73 65 72 20 68 61 73 20 72 65 71 75 65 73 74 65 64 20 61 20 62 75 69 6c 74 2d .the.user.has.requested.a.built-
2740 69 6e 20 63 6f 6d 6d 61 6e 64 20 28 71 75 69 74 2c 20 6a 6f 62 73 2c 20 62 67 20 6f 72 20 66 67 in.command.(quit,.jobs,.bg.or.fg
2760 29 0a 20 2a 20 74 68 65 6e 20 65 78 65 63 75 74 65 20 69 74 20 69 6d 6d 65 64 69 61 74 65 6c 79 )..*.then.execute.it.immediately
2780 2e 20 4f 74 68 65 72 77 69 73 65 2c 20 66 6f 72 6b 20 61 20 63 68 69 6c 64 20 70 72 6f 63 65 73 ..Otherwise,.fork.a.child.proces
27a0 73 20 61 6e 64 0a 20 2a 20 72 75 6e 20 74 68 65 20 6a 6f 62 20 69 6e 20 74 68 65 20 63 6f 6e 74 s.and..*.run.the.job.in.the.cont
27c0 65 78 74 20 6f 66 20 74 68 65 20 63 68 69 6c 64 2e 20 49 66 20 74 68 65 20 6a 6f 62 20 69 73 20 ext.of.the.child..If.the.job.is.
27e0 72 75 6e 6e 69 6e 67 20 69 6e 0a 20 2a 20 74 68 65 20 66 6f 72 65 67 72 6f 75 6e 64 2c 20 77 61 running.in..*.the.foreground,.wa
2800 69 74 20 66 6f 72 20 69 74 20 74 6f 20 74 65 72 6d 69 6e 61 74 65 20 61 6e 64 20 74 68 65 6e 20 it.for.it.to.terminate.and.then.
2820 72 65 74 75 72 6e 2e 20 20 4e 6f 74 65 3a 0a 20 2a 20 65 61 63 68 20 63 68 69 6c 64 20 70 72 6f return...Note:..*.each.child.pro
2840 63 65 73 73 20 6d 75 73 74 20 68 61 76 65 20 61 20 75 6e 69 71 75 65 20 70 72 6f 63 65 73 73 20 cess.must.have.a.unique.process.
2860 67 72 6f 75 70 20 49 44 20 73 6f 20 74 68 61 74 20 6f 75 72 0a 20 2a 20 62 61 63 6b 67 72 6f 75 group.ID.so.that.our..*.backgrou
2880 6e 64 20 63 68 69 6c 64 72 65 6e 20 64 6f 6e 27 74 20 72 65 63 65 69 76 65 20 53 49 47 49 4e 54 nd.children.don't.receive.SIGINT
28a0 20 28 53 49 47 54 53 54 50 29 20 66 72 6f 6d 20 74 68 65 20 6b 65 72 6e 65 6c 0a 20 2a 20 77 68 .(SIGTSTP).from.the.kernel..*.wh
28c0 65 6e 20 77 65 20 74 79 70 65 20 63 74 72 6c 2d 63 20 28 63 74 72 6c 2d 7a 29 20 61 74 20 74 68 en.we.type.ctrl-c.(ctrl-z).at.th
28e0 65 20 6b 65 79 62 6f 61 72 64 2e 20 20 0a 2a 2f 0a 76 6f 69 64 20 65 76 61 6c 28 63 68 61 72 20 e.keyboard....*/.void.eval(char.
2900 2a 63 6d 64 6c 69 6e 65 29 20 0a 7b 0a 20 20 20 20 72 65 74 75 72 6e 3b 0a 7d 0a 0a 2f 2a 20 0a *cmdline)..{.....return;.}../*..
2920 20 2a 20 70 61 72 73 65 6c 69 6e 65 20 2d 20 50 61 72 73 65 20 74 68 65 20 63 6f 6d 6d 61 6e 64 .*.parseline.-.Parse.the.command
2940 20 6c 69 6e 65 20 61 6e 64 20 62 75 69 6c 64 20 74 68 65 20 61 72 67 76 20 61 72 72 61 79 2e 0a .line.and.build.the.argv.array..
2960 20 2a 20 0a 20 2a 20 43 68 61 72 61 63 74 65 72 73 20 65 6e 63 6c 6f 73 65 64 20 69 6e 20 73 69 .*...*.Characters.enclosed.in.si
2980 6e 67 6c 65 20 71 75 6f 74 65 73 20 61 72 65 20 74 72 65 61 74 65 64 20 61 73 20 61 20 73 69 6e ngle.quotes.are.treated.as.a.sin
29a0 67 6c 65 0a 20 2a 20 61 72 67 75 6d 65 6e 74 2e 20 20 52 65 74 75 72 6e 20 74 72 75 65 20 69 66 gle..*.argument...Return.true.if
29c0 20 74 68 65 20 75 73 65 72 20 68 61 73 20 72 65 71 75 65 73 74 65 64 20 61 20 42 47 20 6a 6f 62 .the.user.has.requested.a.BG.job
29e0 2c 20 66 61 6c 73 65 20 69 66 0a 20 2a 20 74 68 65 20 75 73 65 72 20 68 61 73 20 72 65 71 75 65 ,.false.if..*.the.user.has.reque
2a00 73 74 65 64 20 61 20 46 47 20 6a 6f 62 2e 20 20 0a 20 2a 2f 0a 69 6e 74 20 70 61 72 73 65 6c 69 sted.a.FG.job.....*/.int.parseli
2a20 6e 65 28 63 6f 6e 73 74 20 63 68 61 72 20 2a 63 6d 64 6c 69 6e 65 2c 20 63 68 61 72 20 2a 2a 61 ne(const.char.*cmdline,.char.**a
2a40 72 67 76 29 20 0a 7b 0a 20 20 20 20 73 74 61 74 69 63 20 63 68 61 72 20 61 72 72 61 79 5b 4d 41 rgv)..{.....static.char.array[MA
2a60 58 4c 49 4e 45 5d 3b 20 2f 2a 20 68 6f 6c 64 73 20 6c 6f 63 61 6c 20 63 6f 70 79 20 6f 66 20 63 XLINE];./*.holds.local.copy.of.c
2a80 6f 6d 6d 61 6e 64 20 6c 69 6e 65 20 2a 2f 0a 20 20 20 20 63 68 61 72 20 2a 62 75 66 20 3d 20 61 ommand.line.*/.....char.*buf.=.a
2aa0 72 72 61 79 3b 20 20 20 20 20 20 20 20 20 20 2f 2a 20 70 74 72 20 74 68 61 74 20 74 72 61 76 65 rray;........../*.ptr.that.trave
2ac0 72 73 65 73 20 63 6f 6d 6d 61 6e 64 20 6c 69 6e 65 20 2a 2f 0a 20 20 20 20 63 68 61 72 20 2a 64 rses.command.line.*/.....char.*d
2ae0 65 6c 69 6d 3b 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 2f 2a 20 70 6f 69 6e 74 73 20 74 elim;................/*.points.t
2b00 6f 20 66 69 72 73 74 20 73 70 61 63 65 20 64 65 6c 69 6d 69 74 65 72 20 2a 2f 0a 20 20 20 20 69 o.first.space.delimiter.*/.....i
2b20 6e 74 20 61 72 67 63 3b 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 2f 2a 20 6e 75 nt.argc;.................../*.nu
2b40 6d 62 65 72 20 6f 66 20 61 72 67 73 20 2a 2f 0a 20 20 20 20 69 6e 74 20 62 67 3b 20 20 20 20 20 mber.of.args.*/.....int.bg;.....
2b60 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 2f 2a 20 62 61 63 6b 67 72 6f 75 6e 64 20 6a 6f ................/*.background.jo
2b80 62 3f 20 2a 2f 0a 0a 20 20 20 20 73 74 72 63 70 79 28 62 75 66 2c 20 63 6d 64 6c 69 6e 65 29 3b b?.*/......strcpy(buf,.cmdline);
2ba0 0a 20 20 20 20 62 75 66 5b 73 74 72 6c 65 6e 28 62 75 66 29 2d 31 5d 20 3d 20 27 20 27 3b 20 20 .....buf[strlen(buf)-1].=.'.';..
2bc0 2f 2a 20 72 65 70 6c 61 63 65 20 74 72 61 69 6c 69 6e 67 20 27 5c 6e 27 20 77 69 74 68 20 73 70 /*.replace.trailing.'\n'.with.sp
2be0 61 63 65 20 2a 2f 0a 20 20 20 20 77 68 69 6c 65 20 28 2a 62 75 66 20 26 26 20 28 2a 62 75 66 20 ace.*/.....while.(*buf.&&.(*buf.
2c00 3d 3d 20 27 20 27 29 29 20 2f 2a 20 69 67 6e 6f 72 65 20 6c 65 61 64 69 6e 67 20 73 70 61 63 65 ==.'.'))./*.ignore.leading.space
2c20 73 20 2a 2f 0a 09 62 75 66 2b 2b 3b 0a 0a 20 20 20 20 2f 2a 20 42 75 69 6c 64 20 74 68 65 20 61 s.*/..buf++;....../*.Build.the.a
2c40 72 67 76 20 6c 69 73 74 20 2a 2f 0a 20 20 20 20 61 72 67 63 20 3d 20 30 3b 0a 20 20 20 20 69 66 rgv.list.*/.....argc.=.0;.....if
2c60 20 28 2a 62 75 66 20 3d 3d 20 27 5c 27 27 29 20 7b 0a 09 62 75 66 2b 2b 3b 0a 09 64 65 6c 69 6d .(*buf.==.'\'').{..buf++;..delim
2c80 20 3d 20 73 74 72 63 68 72 28 62 75 66 2c 20 27 5c 27 27 29 3b 0a 20 20 20 20 7d 0a 20 20 20 20 .=.strchr(buf,.'\'');.....}.....
2ca0 65 6c 73 65 20 7b 0a 09 64 65 6c 69 6d 20 3d 20 73 74 72 63 68 72 28 62 75 66 2c 20 27 20 27 29 else.{..delim.=.strchr(buf,.'.')
2cc0 3b 0a 20 20 20 20 7d 0a 0a 20 20 20 20 77 68 69 6c 65 20 28 64 65 6c 69 6d 29 20 7b 0a 09 61 72 ;.....}......while.(delim).{..ar
2ce0 67 76 5b 61 72 67 63 2b 2b 5d 20 3d 20 62 75 66 3b 0a 09 2a 64 65 6c 69 6d 20 3d 20 27 5c 30 27 gv[argc++].=.buf;..*delim.=.'\0'
2d00 3b 0a 09 62 75 66 20 3d 20 64 65 6c 69 6d 20 2b 20 31 3b 0a 09 77 68 69 6c 65 20 28 2a 62 75 66 ;..buf.=.delim.+.1;..while.(*buf
2d20 20 26 26 20 28 2a 62 75 66 20 3d 3d 20 27 20 27 29 29 20 2f 2a 20 69 67 6e 6f 72 65 20 73 70 61 .&&.(*buf.==.'.'))./*.ignore.spa
2d40 63 65 73 20 2a 2f 0a 09 20 20 20 20 20 20 20 62 75 66 2b 2b 3b 0a 0a 09 69 66 20 28 2a 62 75 66 ces.*/.........buf++;...if.(*buf
2d60 20 3d 3d 20 27 5c 27 27 29 20 7b 0a 09 20 20 20 20 62 75 66 2b 2b 3b 0a 09 20 20 20 20 64 65 6c .==.'\'').{......buf++;......del
2d80 69 6d 20 3d 20 73 74 72 63 68 72 28 62 75 66 2c 20 27 5c 27 27 29 3b 0a 09 7d 0a 09 65 6c 73 65 im.=.strchr(buf,.'\'');..}..else
2da0 20 7b 0a 09 20 20 20 20 64 65 6c 69 6d 20 3d 20 73 74 72 63 68 72 28 62 75 66 2c 20 27 20 27 29 .{......delim.=.strchr(buf,.'.')
2dc0 3b 0a 09 7d 0a 20 20 20 20 7d 0a 20 20 20 20 61 72 67 76 5b 61 72 67 63 5d 20 3d 20 4e 55 4c 4c ;..}.....}.....argv[argc].=.NULL
2de0 3b 0a 20 20 20 20 0a 20 20 20 20 69 66 20 28 61 72 67 63 20 3d 3d 20 30 29 20 20 2f 2a 20 69 67 ;..........if.(argc.==.0)../*.ig
2e00 6e 6f 72 65 20 62 6c 61 6e 6b 20 6c 69 6e 65 20 2a 2f 0a 09 72 65 74 75 72 6e 20 31 3b 0a 0a 20 nore.blank.line.*/..return.1;...
2e20 20 20 20 2f 2a 20 73 68 6f 75 6c 64 20 74 68 65 20 6a 6f 62 20 72 75 6e 20 69 6e 20 74 68 65 20 .../*.should.the.job.run.in.the.
2e40 62 61 63 6b 67 72 6f 75 6e 64 3f 20 2a 2f 0a 20 20 20 20 69 66 20 28 28 62 67 20 3d 20 28 2a 61 background?.*/.....if.((bg.=.(*a
2e60 72 67 76 5b 61 72 67 63 2d 31 5d 20 3d 3d 20 27 26 27 29 29 20 21 3d 20 30 29 20 7b 0a 09 61 72 rgv[argc-1].==.'&')).!=.0).{..ar
2e80 67 76 5b 2d 2d 61 72 67 63 5d 20 3d 20 4e 55 4c 4c 3b 0a 20 20 20 20 7d 0a 20 20 20 20 72 65 74 gv[--argc].=.NULL;.....}.....ret
2ea0 75 72 6e 20 62 67 3b 0a 7d 0a 0a 2f 2a 20 0a 20 2a 20 62 75 69 6c 74 69 6e 5f 63 6d 64 20 2d 20 urn.bg;.}../*...*.builtin_cmd.-.
2ec0 49 66 20 74 68 65 20 75 73 65 72 20 68 61 73 20 74 79 70 65 64 20 61 20 62 75 69 6c 74 2d 69 6e If.the.user.has.typed.a.built-in
2ee0 20 63 6f 6d 6d 61 6e 64 20 74 68 65 6e 20 65 78 65 63 75 74 65 0a 20 2a 20 20 20 20 69 74 20 69 .command.then.execute..*....it.i
2f00 6d 6d 65 64 69 61 74 65 6c 79 2e 20 20 0a 20 2a 2f 0a 69 6e 74 20 62 75 69 6c 74 69 6e 5f 63 6d mmediately.....*/.int.builtin_cm
2f20 64 28 63 68 61 72 20 2a 2a 61 72 67 76 29 20 0a 7b 0a 20 20 20 20 72 65 74 75 72 6e 20 30 3b 20 d(char.**argv)..{.....return.0;.
2f40 20 20 20 20 2f 2a 20 6e 6f 74 20 61 20 62 75 69 6c 74 69 6e 20 63 6f 6d 6d 61 6e 64 20 2a 2f 0a ..../*.not.a.builtin.command.*/.
2f60 7d 0a 0a 2f 2a 20 0a 20 2a 20 64 6f 5f 62 67 66 67 20 2d 20 45 78 65 63 75 74 65 20 74 68 65 20 }../*...*.do_bgfg.-.Execute.the.
2f80 62 75 69 6c 74 69 6e 20 62 67 20 61 6e 64 20 66 67 20 63 6f 6d 6d 61 6e 64 73 0a 20 2a 2f 0a 76 builtin.bg.and.fg.commands..*/.v
2fa0 6f 69 64 20 64 6f 5f 62 67 66 67 28 63 68 61 72 20 2a 2a 61 72 67 76 29 20 0a 7b 0a 20 20 20 20 oid.do_bgfg(char.**argv)..{.....
2fc0 72 65 74 75 72 6e 3b 0a 7d 0a 0a 2f 2a 20 0a 20 2a 20 77 61 69 74 66 67 20 2d 20 42 6c 6f 63 6b return;.}../*...*.waitfg.-.Block
2fe0 20 75 6e 74 69 6c 20 70 72 6f 63 65 73 73 20 70 69 64 20 69 73 20 6e 6f 20 6c 6f 6e 67 65 72 20 .until.process.pid.is.no.longer.
3000 74 68 65 20 66 6f 72 65 67 72 6f 75 6e 64 20 70 72 6f 63 65 73 73 0a 20 2a 2f 0a 76 6f 69 64 20 the.foreground.process..*/.void.
3020 77 61 69 74 66 67 28 70 69 64 5f 74 20 70 69 64 29 0a 7b 0a 20 20 20 20 72 65 74 75 72 6e 3b 0a waitfg(pid_t.pid).{.....return;.
3040 7d 0a 0a 2f 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 0a 20 2a 20 53 69 67 6e 61 6c 20 }../*****************..*.Signal.
3060 68 61 6e 64 6c 65 72 73 0a 20 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2f 0a 0a 2f 2a handlers..*****************/../*
3080 20 0a 20 2a 20 73 69 67 63 68 6c 64 5f 68 61 6e 64 6c 65 72 20 2d 20 54 68 65 20 6b 65 72 6e 65 ...*.sigchld_handler.-.The.kerne
30a0 6c 20 73 65 6e 64 73 20 61 20 53 49 47 43 48 4c 44 20 74 6f 20 74 68 65 20 73 68 65 6c 6c 20 77 l.sends.a.SIGCHLD.to.the.shell.w
30c0 68 65 6e 65 76 65 72 0a 20 2a 20 20 20 20 20 61 20 63 68 69 6c 64 20 6a 6f 62 20 74 65 72 6d 69 henever..*.....a.child.job.termi
30e0 6e 61 74 65 73 20 28 62 65 63 6f 6d 65 73 20 61 20 7a 6f 6d 62 69 65 29 2c 20 6f 72 20 73 74 6f nates.(becomes.a.zombie),.or.sto
3100 70 73 20 62 65 63 61 75 73 65 20 69 74 0a 20 2a 20 20 20 20 20 72 65 63 65 69 76 65 64 20 61 20 ps.because.it..*.....received.a.
3120 53 49 47 53 54 4f 50 20 6f 72 20 53 49 47 54 53 54 50 20 73 69 67 6e 61 6c 2e 20 54 68 65 20 68 SIGSTOP.or.SIGTSTP.signal..The.h
3140 61 6e 64 6c 65 72 20 72 65 61 70 73 20 61 6c 6c 0a 20 2a 20 20 20 20 20 61 76 61 69 6c 61 62 6c andler.reaps.all..*.....availabl
3160 65 20 7a 6f 6d 62 69 65 20 63 68 69 6c 64 72 65 6e 2c 20 62 75 74 20 64 6f 65 73 6e 27 74 20 77 e.zombie.children,.but.doesn't.w
3180 61 69 74 20 66 6f 72 20 61 6e 79 20 6f 74 68 65 72 0a 20 2a 20 20 20 20 20 63 75 72 72 65 6e 74 ait.for.any.other..*.....current
31a0 6c 79 20 72 75 6e 6e 69 6e 67 20 63 68 69 6c 64 72 65 6e 20 74 6f 20 74 65 72 6d 69 6e 61 74 65 ly.running.children.to.terminate
31c0 2e 20 20 0a 20 2a 2f 0a 76 6f 69 64 20 73 69 67 63 68 6c 64 5f 68 61 6e 64 6c 65 72 28 69 6e 74 .....*/.void.sigchld_handler(int
31e0 20 73 69 67 29 20 0a 7b 0a 20 20 20 20 72 65 74 75 72 6e 3b 0a 7d 0a 0a 2f 2a 20 0a 20 2a 20 73 .sig)..{.....return;.}../*...*.s
3200 69 67 69 6e 74 5f 68 61 6e 64 6c 65 72 20 2d 20 54 68 65 20 6b 65 72 6e 65 6c 20 73 65 6e 64 73 igint_handler.-.The.kernel.sends
3220 20 61 20 53 49 47 49 4e 54 20 74 6f 20 74 68 65 20 73 68 65 6c 6c 20 77 68 65 6e 76 65 72 20 74 .a.SIGINT.to.the.shell.whenver.t
3240 68 65 0a 20 2a 20 20 20 20 75 73 65 72 20 74 79 70 65 73 20 63 74 72 6c 2d 63 20 61 74 20 74 68 he..*....user.types.ctrl-c.at.th
3260 65 20 6b 65 79 62 6f 61 72 64 2e 20 20 43 61 74 63 68 20 69 74 20 61 6e 64 20 73 65 6e 64 20 69 e.keyboard...Catch.it.and.send.i
3280 74 20 61 6c 6f 6e 67 0a 20 2a 20 20 20 20 74 6f 20 74 68 65 20 66 6f 72 65 67 72 6f 75 6e 64 20 t.along..*....to.the.foreground.
32a0 6a 6f 62 2e 20 20 0a 20 2a 2f 0a 76 6f 69 64 20 73 69 67 69 6e 74 5f 68 61 6e 64 6c 65 72 28 69 job.....*/.void.sigint_handler(i
32c0 6e 74 20 73 69 67 29 20 0a 7b 0a 20 20 20 20 72 65 74 75 72 6e 3b 0a 7d 0a 0a 2f 2a 0a 20 2a 20 nt.sig)..{.....return;.}../*..*.
32e0 73 69 67 74 73 74 70 5f 68 61 6e 64 6c 65 72 20 2d 20 54 68 65 20 6b 65 72 6e 65 6c 20 73 65 6e sigtstp_handler.-.The.kernel.sen
3300 64 73 20 61 20 53 49 47 54 53 54 50 20 74 6f 20 74 68 65 20 73 68 65 6c 6c 20 77 68 65 6e 65 76 ds.a.SIGTSTP.to.the.shell.whenev
3320 65 72 0a 20 2a 20 20 20 20 20 74 68 65 20 75 73 65 72 20 74 79 70 65 73 20 63 74 72 6c 2d 7a 20 er..*.....the.user.types.ctrl-z.
3340 61 74 20 74 68 65 20 6b 65 79 62 6f 61 72 64 2e 20 43 61 74 63 68 20 69 74 20 61 6e 64 20 73 75 at.the.keyboard..Catch.it.and.su
3360 73 70 65 6e 64 20 74 68 65 0a 20 2a 20 20 20 20 20 66 6f 72 65 67 72 6f 75 6e 64 20 6a 6f 62 20 spend.the..*.....foreground.job.
3380 62 79 20 73 65 6e 64 69 6e 67 20 69 74 20 61 20 53 49 47 54 53 54 50 2e 20 20 0a 20 2a 2f 0a 76 by.sending.it.a.SIGTSTP.....*/.v
33a0 6f 69 64 20 73 69 67 74 73 74 70 5f 68 61 6e 64 6c 65 72 28 69 6e 74 20 73 69 67 29 20 0a 7b 0a oid.sigtstp_handler(int.sig)..{.
33c0 20 20 20 20 72 65 74 75 72 6e 3b 0a 7d 0a 0a 2f 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a ....return;.}../****************
33e0 2a 2a 2a 2a 2a 0a 20 2a 20 45 6e 64 20 73 69 67 6e 61 6c 20 68 61 6e 64 6c 65 72 73 0a 20 2a 2a *****..*.End.signal.handlers..**
3400 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2f 0a 0a 2f 2a 2a 2a 2a 2a 2a 2a 2a 2a *******************/../*********
3420 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a ********************************
3440 2a 2a 2a 2a 2a 2a 0a 20 2a 20 48 65 6c 70 65 72 20 72 6f 75 74 69 6e 65 73 20 74 68 61 74 20 6d ******..*.Helper.routines.that.m
3460 61 6e 69 70 75 6c 61 74 65 20 74 68 65 20 6a 6f 62 20 6c 69 73 74 0a 20 2a 2a 2a 2a 2a 2a 2a 2a anipulate.the.job.list..********
3480 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a ********************************
34a0 2a 2a 2a 2a 2a 2a 2f 0a 0a 2f 2a 20 63 6c 65 61 72 6a 6f 62 20 2d 20 43 6c 65 61 72 20 74 68 65 ******/../*.clearjob.-.Clear.the
34c0 20 65 6e 74 72 69 65 73 20 69 6e 20 61 20 6a 6f 62 20 73 74 72 75 63 74 20 2a 2f 0a 76 6f 69 64 .entries.in.a.job.struct.*/.void
34e0 20 63 6c 65 61 72 6a 6f 62 28 73 74 72 75 63 74 20 6a 6f 62 5f 74 20 2a 6a 6f 62 29 20 7b 0a 20 .clearjob(struct.job_t.*job).{..
3500 20 20 20 6a 6f 62 2d 3e 70 69 64 20 3d 20 30 3b 0a 20 20 20 20 6a 6f 62 2d 3e 6a 69 64 20 3d 20 ...job->pid.=.0;.....job->jid.=.
3520 30 3b 0a 20 20 20 20 6a 6f 62 2d 3e 73 74 61 74 65 20 3d 20 55 4e 44 45 46 3b 0a 20 20 20 20 6a 0;.....job->state.=.UNDEF;.....j
3540 6f 62 2d 3e 63 6d 64 6c 69 6e 65 5b 30 5d 20 3d 20 27 5c 30 27 3b 0a 7d 0a 0a 2f 2a 20 69 6e 69 ob->cmdline[0].=.'\0';.}../*.ini
3560 74 6a 6f 62 73 20 2d 20 49 6e 69 74 69 61 6c 69 7a 65 20 74 68 65 20 6a 6f 62 20 6c 69 73 74 20 tjobs.-.Initialize.the.job.list.
3580 2a 2f 0a 76 6f 69 64 20 69 6e 69 74 6a 6f 62 73 28 73 74 72 75 63 74 20 6a 6f 62 5f 74 20 2a 6a */.void.initjobs(struct.job_t.*j
35a0 6f 62 73 29 20 7b 0a 20 20 20 20 69 6e 74 20 69 3b 0a 0a 20 20 20 20 66 6f 72 20 28 69 20 3d 20 obs).{.....int.i;......for.(i.=.
35c0 30 3b 20 69 20 3c 20 4d 41 58 4a 4f 42 53 3b 20 69 2b 2b 29 0a 09 63 6c 65 61 72 6a 6f 62 28 26 0;.i.<.MAXJOBS;.i++)..clearjob(&
35e0 6a 6f 62 73 5b 69 5d 29 3b 0a 7d 0a 0a 2f 2a 20 6d 61 78 6a 69 64 20 2d 20 52 65 74 75 72 6e 73 jobs[i]);.}../*.maxjid.-.Returns
3600 20 6c 61 72 67 65 73 74 20 61 6c 6c 6f 63 61 74 65 64 20 6a 6f 62 20 49 44 20 2a 2f 0a 69 6e 74 .largest.allocated.job.ID.*/.int
3620 20 6d 61 78 6a 69 64 28 73 74 72 75 63 74 20 6a 6f 62 5f 74 20 2a 6a 6f 62 73 29 20 0a 7b 0a 20 .maxjid(struct.job_t.*jobs)..{..
3640 20 20 20 69 6e 74 20 69 2c 20 6d 61 78 3d 30 3b 0a 0a 20 20 20 20 66 6f 72 20 28 69 20 3d 20 30 ...int.i,.max=0;......for.(i.=.0
3660 3b 20 69 20 3c 20 4d 41 58 4a 4f 42 53 3b 20 69 2b 2b 29 0a 09 69 66 20 28 6a 6f 62 73 5b 69 5d ;.i.<.MAXJOBS;.i++)..if.(jobs[i]
3680 2e 6a 69 64 20 3e 20 6d 61 78 29 0a 09 20 20 20 20 6d 61 78 20 3d 20 6a 6f 62 73 5b 69 5d 2e 6a .jid.>.max)......max.=.jobs[i].j
36a0 69 64 3b 0a 20 20 20 20 72 65 74 75 72 6e 20 6d 61 78 3b 0a 7d 0a 0a 2f 2a 20 61 64 64 6a 6f 62 id;.....return.max;.}../*.addjob
36c0 20 2d 20 41 64 64 20 61 20 6a 6f 62 20 74 6f 20 74 68 65 20 6a 6f 62 20 6c 69 73 74 20 2a 2f 0a .-.Add.a.job.to.the.job.list.*/.
36e0 69 6e 74 20 61 64 64 6a 6f 62 28 73 74 72 75 63 74 20 6a 6f 62 5f 74 20 2a 6a 6f 62 73 2c 20 70 int.addjob(struct.job_t.*jobs,.p
3700 69 64 5f 74 20 70 69 64 2c 20 69 6e 74 20 73 74 61 74 65 2c 20 63 68 61 72 20 2a 63 6d 64 6c 69 id_t.pid,.int.state,.char.*cmdli
3720 6e 65 29 20 0a 7b 0a 20 20 20 20 69 6e 74 20 69 3b 0a 20 20 20 20 0a 20 20 20 20 69 66 20 28 70 ne)..{.....int.i;..........if.(p
3740 69 64 20 3c 20 31 29 0a 09 72 65 74 75 72 6e 20 30 3b 0a 0a 20 20 20 20 66 6f 72 20 28 69 20 3d id.<.1)..return.0;......for.(i.=
3760 20 30 3b 20 69 20 3c 20 4d 41 58 4a 4f 42 53 3b 20 69 2b 2b 29 20 7b 0a 09 69 66 20 28 6a 6f 62 .0;.i.<.MAXJOBS;.i++).{..if.(job
3780 73 5b 69 5d 2e 70 69 64 20 3d 3d 20 30 29 20 7b 0a 09 20 20 20 20 6a 6f 62 73 5b 69 5d 2e 70 69 s[i].pid.==.0).{......jobs[i].pi
37a0 64 20 3d 20 70 69 64 3b 0a 09 20 20 20 20 6a 6f 62 73 5b 69 5d 2e 73 74 61 74 65 20 3d 20 73 74 d.=.pid;......jobs[i].state.=.st
37c0 61 74 65 3b 0a 09 20 20 20 20 6a 6f 62 73 5b 69 5d 2e 6a 69 64 20 3d 20 6e 65 78 74 6a 69 64 2b ate;......jobs[i].jid.=.nextjid+
37e0 2b 3b 0a 09 20 20 20 20 69 66 20 28 6e 65 78 74 6a 69 64 20 3e 20 4d 41 58 4a 4f 42 53 29 0a 09 +;......if.(nextjid.>.MAXJOBS)..
3800 09 6e 65 78 74 6a 69 64 20 3d 20 31 3b 0a 09 20 20 20 20 73 74 72 63 70 79 28 6a 6f 62 73 5b 69 .nextjid.=.1;......strcpy(jobs[i
3820 5d 2e 63 6d 64 6c 69 6e 65 2c 20 63 6d 64 6c 69 6e 65 29 3b 0a 20 20 09 20 20 20 20 69 66 28 76 ].cmdline,.cmdline);........if(v
3840 65 72 62 6f 73 65 29 7b 0a 09 20 20 20 20 20 20 20 20 70 72 69 6e 74 66 28 22 41 64 64 65 64 20 erbose){..........printf("Added.
3860 6a 6f 62 20 5b 25 64 5d 20 25 64 20 25 73 5c 6e 22 2c 20 6a 6f 62 73 5b 69 5d 2e 6a 69 64 2c 20 job.[%d].%d.%s\n",.jobs[i].jid,.
3880 6a 6f 62 73 5b 69 5d 2e 70 69 64 2c 20 6a 6f 62 73 5b 69 5d 2e 63 6d 64 6c 69 6e 65 29 3b 0a 20 jobs[i].pid,.jobs[i].cmdline);..
38a0 20 20 20 20 20 20 20 20 20 20 20 7d 0a 20 20 20 20 20 20 20 20 20 20 20 20 72 65 74 75 72 6e 20 ...........}.............return.
38c0 31 3b 0a 09 7d 0a 20 20 20 20 7d 0a 20 20 20 20 70 72 69 6e 74 66 28 22 54 72 69 65 64 20 74 6f 1;..}.....}.....printf("Tried.to
38e0 20 63 72 65 61 74 65 20 74 6f 6f 20 6d 61 6e 79 20 6a 6f 62 73 5c 6e 22 29 3b 0a 20 20 20 20 72 .create.too.many.jobs\n");.....r
3900 65 74 75 72 6e 20 30 3b 0a 7d 0a 0a 2f 2a 20 64 65 6c 65 74 65 6a 6f 62 20 2d 20 44 65 6c 65 74 eturn.0;.}../*.deletejob.-.Delet
3920 65 20 61 20 6a 6f 62 20 77 68 6f 73 65 20 50 49 44 3d 70 69 64 20 66 72 6f 6d 20 74 68 65 20 6a e.a.job.whose.PID=pid.from.the.j
3940 6f 62 20 6c 69 73 74 20 2a 2f 0a 69 6e 74 20 64 65 6c 65 74 65 6a 6f 62 28 73 74 72 75 63 74 20 ob.list.*/.int.deletejob(struct.
3960 6a 6f 62 5f 74 20 2a 6a 6f 62 73 2c 20 70 69 64 5f 74 20 70 69 64 29 20 0a 7b 0a 20 20 20 20 69 job_t.*jobs,.pid_t.pid)..{.....i
3980 6e 74 20 69 3b 0a 0a 20 20 20 20 69 66 20 28 70 69 64 20 3c 20 31 29 0a 09 72 65 74 75 72 6e 20 nt.i;......if.(pid.<.1)..return.
39a0 30 3b 0a 0a 20 20 20 20 66 6f 72 20 28 69 20 3d 20 30 3b 20 69 20 3c 20 4d 41 58 4a 4f 42 53 3b 0;......for.(i.=.0;.i.<.MAXJOBS;
39c0 20 69 2b 2b 29 20 7b 0a 09 69 66 20 28 6a 6f 62 73 5b 69 5d 2e 70 69 64 20 3d 3d 20 70 69 64 29 .i++).{..if.(jobs[i].pid.==.pid)
39e0 20 7b 0a 09 20 20 20 20 63 6c 65 61 72 6a 6f 62 28 26 6a 6f 62 73 5b 69 5d 29 3b 0a 09 20 20 20 .{......clearjob(&jobs[i]);.....
3a00 20 6e 65 78 74 6a 69 64 20 3d 20 6d 61 78 6a 69 64 28 6a 6f 62 73 29 2b 31 3b 0a 09 20 20 20 20 .nextjid.=.maxjid(jobs)+1;......
3a20 72 65 74 75 72 6e 20 31 3b 0a 09 7d 0a 20 20 20 20 7d 0a 20 20 20 20 72 65 74 75 72 6e 20 30 3b return.1;..}.....}.....return.0;
3a40 0a 7d 0a 0a 2f 2a 20 66 67 70 69 64 20 2d 20 52 65 74 75 72 6e 20 50 49 44 20 6f 66 20 63 75 72 .}../*.fgpid.-.Return.PID.of.cur
3a60 72 65 6e 74 20 66 6f 72 65 67 72 6f 75 6e 64 20 6a 6f 62 2c 20 30 20 69 66 20 6e 6f 20 73 75 63 rent.foreground.job,.0.if.no.suc
3a80 68 20 6a 6f 62 20 2a 2f 0a 70 69 64 5f 74 20 66 67 70 69 64 28 73 74 72 75 63 74 20 6a 6f 62 5f h.job.*/.pid_t.fgpid(struct.job_
3aa0 74 20 2a 6a 6f 62 73 29 20 7b 0a 20 20 20 20 69 6e 74 20 69 3b 0a 0a 20 20 20 20 66 6f 72 20 28 t.*jobs).{.....int.i;......for.(
3ac0 69 20 3d 20 30 3b 20 69 20 3c 20 4d 41 58 4a 4f 42 53 3b 20 69 2b 2b 29 0a 09 69 66 20 28 6a 6f i.=.0;.i.<.MAXJOBS;.i++)..if.(jo
3ae0 62 73 5b 69 5d 2e 73 74 61 74 65 20 3d 3d 20 46 47 29 0a 09 20 20 20 20 72 65 74 75 72 6e 20 6a bs[i].state.==.FG)......return.j
3b00 6f 62 73 5b 69 5d 2e 70 69 64 3b 0a 20 20 20 20 72 65 74 75 72 6e 20 30 3b 0a 7d 0a 0a 2f 2a 20 obs[i].pid;.....return.0;.}../*.
3b20 67 65 74 6a 6f 62 70 69 64 20 20 2d 20 46 69 6e 64 20 61 20 6a 6f 62 20 28 62 79 20 50 49 44 29 getjobpid..-.Find.a.job.(by.PID)
3b40 20 6f 6e 20 74 68 65 20 6a 6f 62 20 6c 69 73 74 20 2a 2f 0a 73 74 72 75 63 74 20 6a 6f 62 5f 74 .on.the.job.list.*/.struct.job_t
3b60 20 2a 67 65 74 6a 6f 62 70 69 64 28 73 74 72 75 63 74 20 6a 6f 62 5f 74 20 2a 6a 6f 62 73 2c 20 .*getjobpid(struct.job_t.*jobs,.
3b80 70 69 64 5f 74 20 70 69 64 29 20 7b 0a 20 20 20 20 69 6e 74 20 69 3b 0a 0a 20 20 20 20 69 66 20 pid_t.pid).{.....int.i;......if.
3ba0 28 70 69 64 20 3c 20 31 29 0a 09 72 65 74 75 72 6e 20 4e 55 4c 4c 3b 0a 20 20 20 20 66 6f 72 20 (pid.<.1)..return.NULL;.....for.
3bc0 28 69 20 3d 20 30 3b 20 69 20 3c 20 4d 41 58 4a 4f 42 53 3b 20 69 2b 2b 29 0a 09 69 66 20 28 6a (i.=.0;.i.<.MAXJOBS;.i++)..if.(j
3be0 6f 62 73 5b 69 5d 2e 70 69 64 20 3d 3d 20 70 69 64 29 0a 09 20 20 20 20 72 65 74 75 72 6e 20 26 obs[i].pid.==.pid)......return.&
3c00 6a 6f 62 73 5b 69 5d 3b 0a 20 20 20 20 72 65 74 75 72 6e 20 4e 55 4c 4c 3b 0a 7d 0a 0a 2f 2a 20 jobs[i];.....return.NULL;.}../*.
3c20 67 65 74 6a 6f 62 6a 69 64 20 20 2d 20 46 69 6e 64 20 61 20 6a 6f 62 20 28 62 79 20 4a 49 44 29 getjobjid..-.Find.a.job.(by.JID)
3c40 20 6f 6e 20 74 68 65 20 6a 6f 62 20 6c 69 73 74 20 2a 2f 0a 73 74 72 75 63 74 20 6a 6f 62 5f 74 .on.the.job.list.*/.struct.job_t
3c60 20 2a 67 65 74 6a 6f 62 6a 69 64 28 73 74 72 75 63 74 20 6a 6f 62 5f 74 20 2a 6a 6f 62 73 2c 20 .*getjobjid(struct.job_t.*jobs,.
3c80 69 6e 74 20 6a 69 64 29 20 0a 7b 0a 20 20 20 20 69 6e 74 20 69 3b 0a 0a 20 20 20 20 69 66 20 28 int.jid)..{.....int.i;......if.(
3ca0 6a 69 64 20 3c 20 31 29 0a 09 72 65 74 75 72 6e 20 4e 55 4c 4c 3b 0a 20 20 20 20 66 6f 72 20 28 jid.<.1)..return.NULL;.....for.(
3cc0 69 20 3d 20 30 3b 20 69 20 3c 20 4d 41 58 4a 4f 42 53 3b 20 69 2b 2b 29 0a 09 69 66 20 28 6a 6f i.=.0;.i.<.MAXJOBS;.i++)..if.(jo
3ce0 62 73 5b 69 5d 2e 6a 69 64 20 3d 3d 20 6a 69 64 29 0a 09 20 20 20 20 72 65 74 75 72 6e 20 26 6a bs[i].jid.==.jid)......return.&j
3d00 6f 62 73 5b 69 5d 3b 0a 20 20 20 20 72 65 74 75 72 6e 20 4e 55 4c 4c 3b 0a 7d 0a 0a 2f 2a 20 70 obs[i];.....return.NULL;.}../*.p
3d20 69 64 32 6a 69 64 20 2d 20 4d 61 70 20 70 72 6f 63 65 73 73 20 49 44 20 74 6f 20 6a 6f 62 20 49 id2jid.-.Map.process.ID.to.job.I
3d40 44 20 2a 2f 0a 69 6e 74 20 70 69 64 32 6a 69 64 28 70 69 64 5f 74 20 70 69 64 29 20 0a 7b 0a 20 D.*/.int.pid2jid(pid_t.pid)..{..
3d60 20 20 20 69 6e 74 20 69 3b 0a 0a 20 20 20 20 69 66 20 28 70 69 64 20 3c 20 31 29 0a 09 72 65 74 ...int.i;......if.(pid.<.1)..ret
3d80 75 72 6e 20 30 3b 0a 20 20 20 20 66 6f 72 20 28 69 20 3d 20 30 3b 20 69 20 3c 20 4d 41 58 4a 4f urn.0;.....for.(i.=.0;.i.<.MAXJO
3da0 42 53 3b 20 69 2b 2b 29 0a 09 69 66 20 28 6a 6f 62 73 5b 69 5d 2e 70 69 64 20 3d 3d 20 70 69 64 BS;.i++)..if.(jobs[i].pid.==.pid
3dc0 29 20 7b 0a 20 20 20 20 20 20 20 20 20 20 20 20 72 65 74 75 72 6e 20 6a 6f 62 73 5b 69 5d 2e 6a ).{.............return.jobs[i].j
3de0 69 64 3b 0a 20 20 20 20 20 20 20 20 7d 0a 20 20 20 20 72 65 74 75 72 6e 20 30 3b 0a 7d 0a 0a 2f id;.........}.....return.0;.}../
3e00 2a 20 6c 69 73 74 6a 6f 62 73 20 2d 20 50 72 69 6e 74 20 74 68 65 20 6a 6f 62 20 6c 69 73 74 20 *.listjobs.-.Print.the.job.list.
3e20 2a 2f 0a 76 6f 69 64 20 6c 69 73 74 6a 6f 62 73 28 73 74 72 75 63 74 20 6a 6f 62 5f 74 20 2a 6a */.void.listjobs(struct.job_t.*j
3e40 6f 62 73 29 20 0a 7b 0a 20 20 20 20 69 6e 74 20 69 3b 0a 20 20 20 20 0a 20 20 20 20 66 6f 72 20 obs)..{.....int.i;..........for.
3e60 28 69 20 3d 20 30 3b 20 69 20 3c 20 4d 41 58 4a 4f 42 53 3b 20 69 2b 2b 29 20 7b 0a 09 69 66 20 (i.=.0;.i.<.MAXJOBS;.i++).{..if.
3e80 28 6a 6f 62 73 5b 69 5d 2e 70 69 64 20 21 3d 20 30 29 20 7b 0a 09 20 20 20 20 70 72 69 6e 74 66 (jobs[i].pid.!=.0).{......printf
3ea0 28 22 5b 25 64 5d 20 28 25 64 29 20 22 2c 20 6a 6f 62 73 5b 69 5d 2e 6a 69 64 2c 20 6a 6f 62 73 ("[%d].(%d).",.jobs[i].jid,.jobs
3ec0 5b 69 5d 2e 70 69 64 29 3b 0a 09 20 20 20 20 73 77 69 74 63 68 20 28 6a 6f 62 73 5b 69 5d 2e 73 [i].pid);......switch.(jobs[i].s
3ee0 74 61 74 65 29 20 7b 0a 09 09 63 61 73 65 20 42 47 3a 20 0a 09 09 20 20 20 20 70 72 69 6e 74 66 tate).{...case.BG:........printf
3f00 28 22 52 75 6e 6e 69 6e 67 20 22 29 3b 0a 09 09 20 20 20 20 62 72 65 61 6b 3b 0a 09 09 63 61 73 ("Running.");.......break;...cas
3f20 65 20 46 47 3a 20 0a 09 09 20 20 20 20 70 72 69 6e 74 66 28 22 46 6f 72 65 67 72 6f 75 6e 64 20 e.FG:........printf("Foreground.
3f40 22 29 3b 0a 09 09 20 20 20 20 62 72 65 61 6b 3b 0a 09 09 63 61 73 65 20 53 54 3a 20 0a 09 09 20 ");.......break;...case.ST:.....
3f60 20 20 20 70 72 69 6e 74 66 28 22 53 74 6f 70 70 65 64 20 22 29 3b 0a 09 09 20 20 20 20 62 72 65 ...printf("Stopped.");.......bre
3f80 61 6b 3b 0a 09 20 20 20 20 64 65 66 61 75 6c 74 3a 0a 09 09 20 20 20 20 70 72 69 6e 74 66 28 22 ak;......default:.......printf("
3fa0 6c 69 73 74 6a 6f 62 73 3a 20 49 6e 74 65 72 6e 61 6c 20 65 72 72 6f 72 3a 20 6a 6f 62 5b 25 64 listjobs:.Internal.error:.job[%d
3fc0 5d 2e 73 74 61 74 65 3d 25 64 20 22 2c 20 0a 09 09 09 20 20 20 69 2c 20 6a 6f 62 73 5b 69 5d 2e ].state=%d.",........i,.jobs[i].
3fe0 73 74 61 74 65 29 3b 0a 09 20 20 20 20 7d 0a 09 20 20 20 20 70 72 69 6e 74 66 28 22 25 73 22 2c state);......}......printf("%s",
4000 20 6a 6f 62 73 5b 69 5d 2e 63 6d 64 6c 69 6e 65 29 3b 0a 09 7d 0a 20 20 20 20 7d 0a 7d 0a 2f 2a .jobs[i].cmdline);..}.....}.}./*
4020 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 0a 20 2a *****************************..*
4040 20 65 6e 64 20 6a 6f 62 20 6c 69 73 74 20 68 65 6c 70 65 72 20 72 6f 75 74 69 6e 65 73 0a 20 2a .end.job.list.helper.routines..*
4060 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2f 0a 0a *****************************/..
4080 0a 2f 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 0a 20 2a 20 4f 74 68 ./***********************..*.Oth
40a0 65 72 20 68 65 6c 70 65 72 20 72 6f 75 74 69 6e 65 73 0a 20 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a er.helper.routines..************
40c0 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2a 2f 0a 0a 2f 2a 0a 20 2a 20 75 73 61 67 65 20 2d 20 70 72 69 6e ***********/../*..*.usage.-.prin
40e0 74 20 61 20 68 65 6c 70 20 6d 65 73 73 61 67 65 0a 20 2a 2f 0a 76 6f 69 64 20 75 73 61 67 65 28 t.a.help.message..*/.void.usage(
4100 76 6f 69 64 29 20 0a 7b 0a 20 20 20 20 70 72 69 6e 74 66 28 22 55 73 61 67 65 3a 20 73 68 65 6c void)..{.....printf("Usage:.shel
4120 6c 20 5b 2d 68 76 70 5d 5c 6e 22 29 3b 0a 20 20 20 20 70 72 69 6e 74 66 28 22 20 20 20 2d 68 20 l.[-hvp]\n");.....printf("...-h.
4140 20 20 70 72 69 6e 74 20 74 68 69 73 20 6d 65 73 73 61 67 65 5c 6e 22 29 3b 0a 20 20 20 20 70 72 ..print.this.message\n");.....pr
4160 69 6e 74 66 28 22 20 20 20 2d 76 20 20 20 70 72 69 6e 74 20 61 64 64 69 74 69 6f 6e 61 6c 20 64 intf("...-v...print.additional.d
4180 69 61 67 6e 6f 73 74 69 63 20 69 6e 66 6f 72 6d 61 74 69 6f 6e 5c 6e 22 29 3b 0a 20 20 20 20 70 iagnostic.information\n");.....p
41a0 72 69 6e 74 66 28 22 20 20 20 2d 70 20 20 20 64 6f 20 6e 6f 74 20 65 6d 69 74 20 61 20 63 6f 6d rintf("...-p...do.not.emit.a.com
41c0 6d 61 6e 64 20 70 72 6f 6d 70 74 5c 6e 22 29 3b 0a 20 20 20 20 65 78 69 74 28 31 29 3b 0a 7d 0a mand.prompt\n");.....exit(1);.}.
41e0 0a 2f 2a 0a 20 2a 20 75 6e 69 78 5f 65 72 72 6f 72 20 2d 20 75 6e 69 78 2d 73 74 79 6c 65 20 65 ./*..*.unix_error.-.unix-style.e
4200 72 72 6f 72 20 72 6f 75 74 69 6e 65 0a 20 2a 2f 0a 76 6f 69 64 20 75 6e 69 78 5f 65 72 72 6f 72 rror.routine..*/.void.unix_error
4220 28 63 68 61 72 20 2a 6d 73 67 29 0a 7b 0a 20 20 20 20 66 70 72 69 6e 74 66 28 73 74 64 6f 75 74 (char.*msg).{.....fprintf(stdout
4240 2c 20 22 25 73 3a 20 25 73 5c 6e 22 2c 20 6d 73 67 2c 20 73 74 72 65 72 72 6f 72 28 65 72 72 6e ,."%s:.%s\n",.msg,.strerror(errn
4260 6f 29 29 3b 0a 20 20 20 20 65 78 69 74 28 31 29 3b 0a 7d 0a 0a 2f 2a 0a 20 2a 20 61 70 70 5f 65 o));.....exit(1);.}../*..*.app_e
4280 72 72 6f 72 20 2d 20 61 70 70 6c 69 63 61 74 69 6f 6e 2d 73 74 79 6c 65 20 65 72 72 6f 72 20 72 rror.-.application-style.error.r
42a0 6f 75 74 69 6e 65 0a 20 2a 2f 0a 76 6f 69 64 20 61 70 70 5f 65 72 72 6f 72 28 63 68 61 72 20 2a outine..*/.void.app_error(char.*
42c0 6d 73 67 29 0a 7b 0a 20 20 20 20 66 70 72 69 6e 74 66 28 73 74 64 6f 75 74 2c 20 22 25 73 5c 6e msg).{.....fprintf(stdout,."%s\n
42e0 22 2c 20 6d 73 67 29 3b 0a 20 20 20 20 65 78 69 74 28 31 29 3b 0a 7d 0a 0a 2f 2a 0a 20 2a 20 53 ",.msg);.....exit(1);.}../*..*.S
4300 69 67 6e 61 6c 20 2d 20 77 72 61 70 70 65 72 20 66 6f 72 20 74 68 65 20 73 69 67 61 63 74 69 6f ignal.-.wrapper.for.the.sigactio
4320 6e 20 66 75 6e 63 74 69 6f 6e 0a 20 2a 2f 0a 68 61 6e 64 6c 65 72 5f 74 20 2a 53 69 67 6e 61 6c n.function..*/.handler_t.*Signal
4340 28 69 6e 74 20 73 69 67 6e 75 6d 2c 20 68 61 6e 64 6c 65 72 5f 74 20 2a 68 61 6e 64 6c 65 72 29 (int.signum,.handler_t.*handler)
4360 20 0a 7b 0a 20 20 20 20 73 74 72 75 63 74 20 73 69 67 61 63 74 69 6f 6e 20 61 63 74 69 6f 6e 2c ..{.....struct.sigaction.action,
4380 20 6f 6c 64 5f 61 63 74 69 6f 6e 3b 0a 0a 20 20 20 20 61 63 74 69 6f 6e 2e 73 61 5f 68 61 6e 64 .old_action;......action.sa_hand
43a0 6c 65 72 20 3d 20 68 61 6e 64 6c 65 72 3b 20 20 0a 20 20 20 20 73 69 67 65 6d 70 74 79 73 65 74 ler.=.handler;.......sigemptyset
43c0 28 26 61 63 74 69 6f 6e 2e 73 61 5f 6d 61 73 6b 29 3b 20 2f 2a 20 62 6c 6f 63 6b 20 73 69 67 73 (&action.sa_mask);./*.block.sigs
43e0 20 6f 66 20 74 79 70 65 20 62 65 69 6e 67 20 68 61 6e 64 6c 65 64 20 2a 2f 0a 20 20 20 20 61 63 .of.type.being.handled.*/.....ac
4400 74 69 6f 6e 2e 73 61 5f 66 6c 61 67 73 20 3d 20 53 41 5f 52 45 53 54 41 52 54 3b 20 2f 2a 20 72 tion.sa_flags.=.SA_RESTART;./*.r
4420 65 73 74 61 72 74 20 73 79 73 63 61 6c 6c 73 20 69 66 20 70 6f 73 73 69 62 6c 65 20 2a 2f 0a 0a estart.syscalls.if.possible.*/..
4440 20 20 20 20 69 66 20 28 73 69 67 61 63 74 69 6f 6e 28 73 69 67 6e 75 6d 2c 20 26 61 63 74 69 6f ....if.(sigaction(signum,.&actio
4460 6e 2c 20 26 6f 6c 64 5f 61 63 74 69 6f 6e 29 20 3c 20 30 29 0a 09 75 6e 69 78 5f 65 72 72 6f 72 n,.&old_action).<.0)..unix_error
4480 28 22 53 69 67 6e 61 6c 20 65 72 72 6f 72 22 29 3b 0a 20 20 20 20 72 65 74 75 72 6e 20 28 6f 6c ("Signal.error");.....return.(ol
44a0 64 5f 61 63 74 69 6f 6e 2e 73 61 5f 68 61 6e 64 6c 65 72 29 3b 0a 7d 0a 0a 2f 2a 0a 20 2a 20 73 d_action.sa_handler);.}../*..*.s
44c0 69 67 71 75 69 74 5f 68 61 6e 64 6c 65 72 20 2d 20 54 68 65 20 64 72 69 76 65 72 20 70 72 6f 67 igquit_handler.-.The.driver.prog
44e0 72 61 6d 20 63 61 6e 20 67 72 61 63 65 66 75 6c 6c 79 20 74 65 72 6d 69 6e 61 74 65 20 74 68 65 ram.can.gracefully.terminate.the
4500 0a 20 2a 20 20 20 20 63 68 69 6c 64 20 73 68 65 6c 6c 20 62 79 20 73 65 6e 64 69 6e 67 20 69 74 ..*....child.shell.by.sending.it
4520 20 61 20 53 49 47 51 55 49 54 20 73 69 67 6e 61 6c 2e 0a 20 2a 2f 0a 76 6f 69 64 20 73 69 67 71 .a.SIGQUIT.signal...*/.void.sigq
4540 75 69 74 5f 68 61 6e 64 6c 65 72 28 69 6e 74 20 73 69 67 29 20 0a 7b 0a 20 20 20 20 70 72 69 6e uit_handler(int.sig)..{.....prin
4560 74 66 28 22 54 65 72 6d 69 6e 61 74 69 6e 67 20 61 66 74 65 72 20 72 65 63 65 69 70 74 20 6f 66 tf("Terminating.after.receipt.of
4580 20 53 49 47 51 55 49 54 20 73 69 67 6e 61 6c 5c 6e 22 29 3b 0a 20 20 20 20 65 78 69 74 28 31 29 .SIGQUIT.signal\n");.....exit(1)
45a0 3b 0a 7d 0a 0a 0a 0a 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ;.}.............................
45c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
45e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
4600 73 68 6c 61 62 2d 68 61 6e 64 6f 75 74 2f 74 73 68 72 65 66 00 00 00 00 00 00 00 00 00 00 00 00 shlab-handout/tshref............
4620 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
4640 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
4660 00 00 00 00 30 30 30 30 37 37 35 00 30 30 30 36 36 32 36 00 30 30 30 30 31 34 34 00 30 30 30 30 ....0000775.0006626.0000144.0000
4680 30 30 34 35 35 31 36 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 33 37 35 34 00 20 30 00 00 00 0045516.12653756566.013754..0...
46a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
46c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
46e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
4700 00 75 73 74 61 72 20 20 00 64 72 6f 68 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .ustar...droh...................
4720 00 00 00 00 00 00 00 00 00 75 73 65 72 73 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .........users..................
4740 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
4760 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
4780 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
47a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
47c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
47e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
4800 7f 45 4c 46 02 01 01 00 00 00 00 00 00 00 00 00 02 00 3e 00 01 00 00 00 50 0e 40 00 00 00 00 00 .ELF..............>.....P.@.....
4820 40 00 00 00 00 00 00 00 58 32 00 00 00 00 00 00 00 00 00 00 40 00 38 00 09 00 40 00 1e 00 1b 00 @.......X2..........@.8...@.....
4840 06 00 00 00 05 00 00 00 40 00 00 00 00 00 00 00 40 00 40 00 00 00 00 00 40 00 40 00 00 00 00 00 ........@.......@.@.....@.@.....
4860 f8 01 00 00 00 00 00 00 f8 01 00 00 00 00 00 00 08 00 00 00 00 00 00 00 03 00 00 00 04 00 00 00 ................................
4880 38 02 00 00 00 00 00 00 38 02 40 00 00 00 00 00 38 02 40 00 00 00 00 00 1c 00 00 00 00 00 00 00 8.......8.@.....8.@.............
48a0 1c 00 00 00 00 00 00 00 01 00 00 00 00 00 00 00 01 00 00 00 05 00 00 00 00 00 00 00 00 00 00 00 ................................
48c0 00 00 40 00 00 00 00 00 00 00 40 00 00 00 00 00 54 29 00 00 00 00 00 00 54 29 00 00 00 00 00 00 ..@.......@.....T)......T)......
48e0 00 00 20 00 00 00 00 00 01 00 00 00 06 00 00 00 f8 2d 00 00 00 00 00 00 f8 2d 60 00 00 00 00 00 .................-.......-`.....
4900 f8 2d 60 00 00 00 00 00 04 03 00 00 00 00 00 00 08 4c 00 00 00 00 00 00 00 00 20 00 00 00 00 00 .-`..............L..............
4920 02 00 00 00 06 00 00 00 10 2e 00 00 00 00 00 00 10 2e 60 00 00 00 00 00 10 2e 60 00 00 00 00 00 ..................`.......`.....
4940 d0 01 00 00 00 00 00 00 d0 01 00 00 00 00 00 00 08 00 00 00 00 00 00 00 04 00 00 00 04 00 00 00 ................................
4960 54 02 00 00 00 00 00 00 54 02 40 00 00 00 00 00 54 02 40 00 00 00 00 00 44 00 00 00 00 00 00 00 T.......T.@.....T.@.....D.......
4980 44 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00 50 e5 74 64 04 00 00 00 14 24 00 00 00 00 00 00 D...............P.td.....$......
49a0 14 24 40 00 00 00 00 00 14 24 40 00 00 00 00 00 e4 00 00 00 00 00 00 00 e4 00 00 00 00 00 00 00 .$@......$@.....................
49c0 04 00 00 00 00 00 00 00 51 e5 74 64 06 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ........Q.td....................
49e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 ................................
4a00 52 e5 74 64 04 00 00 00 f8 2d 00 00 00 00 00 00 f8 2d 60 00 00 00 00 00 f8 2d 60 00 00 00 00 00 R.td.....-.......-`......-`.....
4a20 08 02 00 00 00 00 00 00 08 02 00 00 00 00 00 00 01 00 00 00 00 00 00 00 2f 6c 69 62 36 34 2f 6c ......................../lib64/l
4a40 64 2d 6c 69 6e 75 78 2d 78 38 36 2d 36 34 2e 73 6f 2e 32 00 04 00 00 00 10 00 00 00 01 00 00 00 d-linux-x86-64.so.2.............
4a60 47 4e 55 00 00 00 00 00 02 00 00 00 06 00 00 00 18 00 00 00 04 00 00 00 14 00 00 00 03 00 00 00 GNU.............................
4a80 47 4e 55 00 82 5e a7 c6 a8 fa ce 84 54 1c 85 1e 0c f2 4e 18 b7 5d fb 9e 03 00 00 00 1e 00 00 00 GNU..^......T.....N..]..........
4aa0 01 00 00 00 06 00 00 00 30 00 20 00 c0 01 50 00 1e 00 00 00 21 00 00 00 00 00 00 00 28 1d 8c 1c ........0.....P.....!.......(...
4ac0 c4 89 05 90 a7 dd a3 6b 66 55 61 10 c5 b9 9c 40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .......kfUa....@................
4ae0 00 00 00 00 00 00 00 00 51 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ........Q.......................
4b00 86 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 2e 00 00 00 12 00 00 00 ................................
4b20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 47 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 ................G...............
4b40 00 00 00 00 00 00 00 00 19 01 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
4b60 df 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 9e 00 00 00 12 00 00 00 ................................
4b80 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 f1 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 ................................
4ba0 00 00 00 00 00 00 00 00 07 01 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
4bc0 74 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 d8 00 00 00 12 00 00 00 t...............................
4be0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 7a 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 ................z...............
4c00 00 00 00 00 00 00 00 00 6f 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ........o.......................
4c20 01 00 00 00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 68 00 00 00 12 00 00 00 ........................h.......
4c40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 63 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 ................c...............
4c60 00 00 00 00 00 00 00 00 1a 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
4c80 27 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 35 00 00 00 12 00 00 00 '.......................5.......
4ca0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 e9 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 ................................
4cc0 00 00 00 00 00 00 00 00 97 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
4ce0 c2 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 42 00 00 00 12 00 00 00 ........................B.......
4d00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 a3 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 ................................
4d20 00 00 00 00 00 00 00 00 fe 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
4d40 f8 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 b1 00 00 00 12 00 00 00 ................................
4d60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 4c 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 ................L...............
4d80 00 00 00 00 00 00 00 00 ca 00 00 00 12 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
4da0 bb 00 00 00 11 00 19 00 00 31 60 00 00 00 00 00 08 00 00 00 00 00 00 00 21 01 00 00 21 00 19 00 .........1`.............!...!...
4dc0 10 31 60 00 00 00 00 00 08 00 00 00 00 00 00 00 22 01 00 00 21 00 19 00 10 31 60 00 00 00 00 00 .1`............."...!....1`.....
4de0 08 00 00 00 00 00 00 00 5d 00 00 00 11 00 19 00 08 31 60 00 00 00 00 00 08 00 00 00 00 00 00 00 ........]........1`.............
4e00 20 01 00 00 11 00 19 00 10 31 60 00 00 00 00 00 08 00 00 00 00 00 00 00 00 5f 5f 67 6d 6f 6e 5f .........1`..............__gmon_
4e20 73 74 61 72 74 5f 5f 00 6c 69 62 63 2e 73 6f 2e 36 00 5f 5f 73 74 70 63 70 79 5f 63 68 6b 00 66 start__.libc.so.6.__stpcpy_chk.f
4e40 66 6c 75 73 68 00 73 74 72 63 70 79 00 5f 5f 70 72 69 6e 74 66 5f 63 68 6b 00 65 78 69 74 00 70 flush.strcpy.__printf_chk.exit.p
4e60 75 74 73 00 66 6f 72 6b 00 73 69 67 70 72 6f 63 6d 61 73 6b 00 73 74 64 69 6e 00 6b 69 6c 6c 00 uts.fork.sigprocmask.stdin.kill.
4e80 73 74 72 74 6f 6c 00 66 65 6f 66 00 66 67 65 74 73 00 73 69 67 65 6d 70 74 79 73 65 74 00 5f 5f strtol.feof.fgets.sigemptyset.__
4ea0 65 72 72 6e 6f 5f 6c 6f 63 61 74 69 6f 6e 00 67 65 74 6f 70 74 00 64 75 70 32 00 5f 5f 66 70 72 errno_location.getopt.dup2.__fpr
4ec0 69 6e 74 66 5f 63 68 6b 00 73 69 67 61 64 64 73 65 74 00 73 74 64 6f 75 74 00 73 65 74 70 67 69 intf_chk.sigaddset.stdout.setpgi
4ee0 64 00 5f 5f 63 74 79 70 65 5f 62 5f 6c 6f 63 00 65 78 65 63 76 65 00 73 69 67 61 63 74 69 6f 6e d.__ctype_b_loc.execve.sigaction
4f00 00 77 61 69 74 70 69 64 00 73 74 72 63 68 72 00 73 6c 65 65 70 00 73 74 72 65 72 72 6f 72 00 5f .waitpid.strchr.sleep.strerror._
4f20 5f 6c 69 62 63 5f 73 74 61 72 74 5f 6d 61 69 6e 00 66 65 72 72 6f 72 00 5f 5f 65 6e 76 69 72 6f _libc_start_main.ferror.__enviro
4f40 6e 00 47 4c 49 42 43 5f 32 2e 33 00 47 4c 49 42 43 5f 32 2e 33 2e 34 00 47 4c 49 42 43 5f 32 2e n.GLIBC_2.3.GLIBC_2.3.4.GLIBC_2.
4f60 32 2e 35 00 00 00 02 00 02 00 02 00 02 00 02 00 02 00 02 00 02 00 02 00 02 00 02 00 02 00 02 00 2.5.............................
4f80 00 00 02 00 02 00 03 00 02 00 03 00 02 00 02 00 02 00 02 00 03 00 02 00 02 00 02 00 02 00 04 00 ................................
4fa0 02 00 02 00 02 00 02 00 02 00 00 00 00 00 00 00 01 00 03 00 10 00 00 00 10 00 00 00 00 00 00 00 ................................
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63c0 48 63 c9 48 69 c9 0c 04 00 00 8b 89 44 39 60 00 eb ca 66 0f 1f 44 00 00 89 d9 44 89 e2 be b0 20 Hc.Hi.......D9`...f..D....D.....
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6740 01 00 02 00 00 00 00 00 54 65 72 6d 69 6e 61 74 69 6e 67 20 61 66 74 65 72 20 72 65 63 65 69 70 ........Terminating.after.receip
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67c0 3a 20 6a 6f 62 5b 25 64 5d 2e 73 74 61 74 65 3d 25 64 20 00 00 00 00 00 20 20 20 2d 76 20 20 20 :.job[%d].state=%d.........-v...
67e0 70 72 69 6e 74 20 61 64 64 69 74 69 6f 6e 61 6c 20 64 69 61 67 6e 6f 73 74 69 63 20 69 6e 66 6f print.additional.diagnostic.info
6800 72 6d 61 74 69 6f 6e 00 20 20 20 2d 70 20 20 20 64 6f 20 6e 6f 74 20 65 6d 69 74 20 61 20 63 6f rmation....-p...do.not.emit.a.co
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6860 25 73 3a 20 61 72 67 75 6d 65 6e 74 20 6d 75 73 74 20 62 65 20 61 20 50 49 44 20 6f 72 20 25 25 %s:.argument.must.be.a.PID.or.%%
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6900 73 69 67 63 68 6c 64 5f 68 61 6e 64 6c 65 72 3a 20 4a 6f 62 20 5b 25 64 5d 20 28 25 64 29 20 74 sigchld_handler:.Job.[%d].(%d).t
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6980 5d 20 28 25 64 29 20 73 74 6f 70 70 65 64 0a 00 41 64 64 65 64 20 6a 6f 62 20 5b 25 64 5d 20 25 ].(%d).stopped..Added.job.[%d].%
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6a00 00 20 20 20 2d 68 20 20 20 70 72 69 6e 74 20 74 68 69 73 20 6d 65 73 73 61 67 65 00 25 73 3a 20 ....-h...print.this.message.%s:.
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6a60 61 6c 20 65 72 72 6f 72 00 28 25 64 29 3a 20 4e 6f 20 73 75 63 68 20 70 72 6f 63 65 73 73 0a 00 al.error.(%d):.No.such.process..
6a80 25 73 3a 20 4e 6f 20 73 75 63 68 20 6a 6f 62 0a 00 71 75 69 74 00 73 69 67 65 6d 70 74 79 73 65 %s:.No.such.job..quit.sigemptyse
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6ae0 6f 72 00 25 73 3a 20 43 6f 6d 6d 61 6e 64 20 6e 6f 74 20 66 6f 75 6e 64 0a 00 73 69 67 63 68 6c or.%s:.Command.not.found..sigchl
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6be0 74 70 5f 68 61 6e 64 6c 65 72 3a 20 65 78 69 74 69 6e 67 00 53 69 67 6e 61 6c 20 65 72 72 6f 72 tp_handler:.exiting.Signal.error
6c00 00 68 76 70 00 66 67 65 74 73 20 65 72 72 6f 72 00 00 00 00 01 1b 03 3b e0 00 00 00 1b 00 00 00 .hvp.fgets.error.......;........
6c20 ec e6 ff ff fc 00 00 00 bc e8 ff ff d4 04 00 00 4c eb ff ff 24 01 00 00 6c eb ff ff 3c 01 00 00 ................L...$...l...<...
6c40 9c ec ff ff 8c 01 00 00 0c ed ff ff d4 01 00 00 2c ed ff ff ec 01 00 00 6c ed ff ff 04 02 00 00 ................,.......l.......
6c60 9c ed ff ff 1c 02 00 00 5c ee ff ff 54 02 00 00 cc ee ff ff 6c 02 00 00 fc ee ff ff 84 02 00 00 ........\...T.......l...........
6c80 2c ef ff ff 9c 02 00 00 5c ef ff ff b4 02 00 00 9c ef ff ff cc 02 00 00 7c f0 ff ff fc 02 00 00 ,.......\...............|.......
6ca0 bc f0 ff ff 14 03 00 00 fc f0 ff ff 2c 03 00 00 bc f2 ff ff 84 03 00 00 5c f3 ff ff ac 03 00 00 ............,...........\.......
6cc0 9c f5 ff ff fc 03 00 00 5c f8 ff ff 44 04 00 00 0c f9 ff ff 6c 04 00 00 fc f9 ff ff 94 04 00 00 ........\...D.......l...........
6ce0 2c fa ff ff ac 04 00 00 8c fa ff ff fc 04 00 00 1c fb ff ff 24 05 00 00 14 00 00 00 00 00 00 00 ,...................$...........
6d00 01 7a 52 00 01 78 10 01 1b 0c 07 08 90 01 00 00 24 00 00 00 1c 00 00 00 e8 e5 ff ff d0 01 00 00 .zR..x..........$...............
6d20 00 0e 10 46 0e 18 4a 0f 0b 77 08 80 00 3f 1a 3b 2a 33 24 22 00 00 00 00 14 00 00 00 44 00 00 00 ...F..J..w...?.;*3$"........D...
6d40 20 ea ff ff 18 00 00 00 00 49 0e 10 00 00 00 00 4c 00 00 00 5c 00 00 00 28 ea ff ff 28 01 00 00 .........I......L...\...(...(...
6d60 00 42 0e 10 8e 02 47 0e 18 8d 03 4d 0e 20 8c 04 41 0e 28 86 05 41 0e 30 83 06 02 be 0a 0e 28 41 .B....G....M....A.(..A.0......(A
6d80 0e 20 42 0e 18 42 0e 10 42 0e 08 43 0b 73 0e 28 41 0e 20 42 0e 18 4f 0e 10 42 0e 08 00 00 00 00 ..B..B..B..C.s.(A..B..O..B......
6da0 44 00 00 00 ac 00 00 00 08 eb ff ff 70 00 00 00 00 42 0e 10 8c 02 46 0e 18 86 03 41 0e 20 83 04 D...........p....B....F....A....
6dc0 5f 0a 0e 18 41 0e 10 42 0e 08 45 0b 5f 0a 0e 18 41 0e 10 42 0e 08 46 0b 41 0e 18 41 0e 10 4f 0e _...A..B..E._...A..B..F.A..A..O.
6de0 08 00 00 00 00 00 00 00 14 00 00 00 f4 00 00 00 30 eb ff ff 19 00 00 00 00 00 00 00 00 00 00 00 ................0...............
6e00 14 00 00 00 0c 01 00 00 38 eb ff ff 34 00 00 00 00 00 00 00 00 00 00 00 14 00 00 00 24 01 00 00 ........8...4...............$...
6e20 60 eb ff ff 23 00 00 00 00 00 00 00 00 00 00 00 34 00 00 00 3c 01 00 00 78 eb ff ff bb 00 00 00 `...#...........4...<...x.......
6e40 00 41 0e 10 86 02 41 0e 18 83 03 44 0e 20 7c 0a 0e 18 43 0e 10 41 0e 08 4a 0b 02 64 0e 18 43 0e .A....A....D..|...C..A..J..d..C.
6e60 10 43 0e 08 00 00 00 00 14 00 00 00 74 01 00 00 00 ec ff ff 6d 00 00 00 00 00 00 00 00 00 00 00 .C..........t.......m...........
6e80 14 00 00 00 8c 01 00 00 58 ec ff ff 23 00 00 00 00 00 00 00 00 00 00 00 14 00 00 00 a4 01 00 00 ........X...#...................
6ea0 70 ec ff ff 26 00 00 00 00 00 00 00 00 00 00 00 14 00 00 00 bc 01 00 00 88 ec ff ff 27 00 00 00 p...&.......................'...
6ec0 00 00 00 00 00 00 00 00 14 00 00 00 d4 01 00 00 a0 ec ff ff 39 00 00 00 00 00 00 00 00 00 00 00 ....................9...........
6ee0 2c 00 00 00 ec 01 00 00 c8 ec ff ff d3 00 00 00 00 41 0e 10 86 02 43 0e 18 83 03 48 0e 20 02 7a ,................A....C....H...z
6f00 0a 0e 18 41 0e 10 41 0e 08 48 0b 00 00 00 00 00 14 00 00 00 1c 02 00 00 78 ed ff ff 36 00 00 00 ...A..A..H..............x...6...
6f20 00 44 0e 10 00 00 00 00 14 00 00 00 34 02 00 00 a0 ed ff ff 38 00 00 00 00 41 0e 10 83 02 00 00 .D..........4.......8....A......
6f40 54 00 00 00 4c 02 00 00 c8 ed ff ff b9 01 00 00 00 41 0e 10 86 02 44 0e 18 83 03 44 0e 20 75 0a T...L............A....D....D..u.
6f60 0e 18 48 0e 10 41 0e 08 49 0b 02 83 0a 0e 18 48 0e 10 41 0e 08 54 0b 02 42 0a 0e 18 46 0e 10 41 ..H..A..I......H..A..T..B...F..A
6f80 0e 08 4f 0b 02 45 0a 0e 18 41 0e 10 41 0e 08 49 0b 00 00 00 00 00 00 00 24 00 00 00 a4 02 00 00 ..O..E...A..A..I........$.......
6fa0 30 ef ff ff 9b 00 00 00 00 44 0e 10 02 44 0a 0e 08 48 0b 67 0a 0e 08 49 0b 53 0a 0e 08 41 0b 00 0........D...D...H.g...I.S...A..
6fc0 4c 00 00 00 cc 02 00 00 a8 ef ff ff 40 02 00 00 00 42 0e 10 8d 02 42 0e 18 8c 03 41 0e 20 86 04 L...........@....B....B....A....
6fe0 44 0e 28 83 05 47 0e b0 09 73 0a 0e 28 41 0e 20 41 0e 18 42 0e 10 42 0e 08 47 0b 02 fa 0a 0e 28 D.(..G...s..(A..A..B..B..G.....(
7000 41 0e 20 41 0e 18 42 0e 10 42 0e 08 48 0b 00 00 44 00 00 00 1c 03 00 00 98 f1 ff ff b5 02 00 00 A..A..B..B..H...D...............
7020 00 42 0e 10 8c 02 41 0e 18 86 03 41 0e 20 83 04 44 0e 30 02 fd 0a 0e 20 41 0e 18 41 0e 10 42 0e .B....A....A....D.0.....A..A..B.
7040 08 47 0b 03 7d 01 0a 0e 20 41 0e 18 41 0e 10 42 0e 08 41 0b 00 00 00 00 24 00 00 00 64 03 00 00 .G..}....A..A..B..A.....$...d...
7060 10 f4 ff ff a1 00 00 00 00 47 0e 10 83 02 68 0a 0e 08 51 0b 63 0a 0e 08 45 0b 00 00 00 00 00 00 .........G....h...Q.c...E.......
7080 24 00 00 00 8c 03 00 00 98 f4 ff ff e2 00 00 00 00 47 0e 10 83 02 70 0a 0e 08 51 0b 41 0a 0e 08 $................G....p...Q.A...
70a0 47 0b 00 00 00 00 00 00 14 00 00 00 b4 03 00 00 60 f5 ff ff 29 00 00 00 00 44 0e 10 00 00 00 00 G...............`...)....D......
70c0 24 00 00 00 cc 03 00 00 78 f5 ff ff 54 00 00 00 00 41 0e 10 83 02 49 0e d0 02 7e 0a 0e 10 41 0e $.......x...T....A....I...~...A.
70e0 08 41 0b 00 00 00 00 00 24 00 00 00 f4 03 00 00 e0 e3 ff ff 7d 01 00 00 00 42 0e 10 8c 02 47 0e .A......$...........}....B....G.
7100 18 86 03 48 0e 20 83 04 4f 0e b0 08 00 00 00 00 24 00 00 00 1c 04 00 00 88 f5 ff ff 89 00 00 00 ...H....O.......$...............
7120 00 51 8c 05 86 06 5f 0e 40 83 07 8f 02 8e 03 8d 04 02 58 0e 08 00 00 00 14 00 00 00 44 04 00 00 .Q...._.@.........X.........D...
7140 f0 f5 ff ff 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7160 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7180 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
71a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
71c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
71e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7200 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7220 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7240 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7260 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7280 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
72a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
72c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
72e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7300 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7320 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7340 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7360 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7380 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
73a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
73c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
73e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7400 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7420 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7440 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7460 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7480 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
74a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
74c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
74e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7500 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7520 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7540 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7560 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7580 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
75a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
75c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
75e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 30 0f 40 00 00 00 00 00 ........................0.@.....
7600 10 0f 40 00 00 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00 00 00 00 00 10 00 00 00 00 00 00 00 ..@.............................
7620 0c 00 00 00 00 00 00 00 f0 0a 40 00 00 00 00 00 0d 00 00 00 00 00 00 00 34 1f 40 00 00 00 00 00 ..........@.............4.@.....
7640 19 00 00 00 00 00 00 00 f8 2d 60 00 00 00 00 00 1b 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 .........-`.....................
7660 1a 00 00 00 00 00 00 00 00 2e 60 00 00 00 00 00 1c 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 ..........`.....................
7680 f5 fe ff 6f 00 00 00 00 98 02 40 00 00 00 00 00 05 00 00 00 00 00 00 00 18 06 40 00 00 00 00 00 ...o......@...............@.....
76a0 06 00 00 00 00 00 00 00 d0 02 40 00 00 00 00 00 0a 00 00 00 00 00 00 00 4c 01 00 00 00 00 00 00 ..........@.............L.......
76c0 0b 00 00 00 00 00 00 00 18 00 00 00 00 00 00 00 15 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
76e0 03 00 00 00 00 00 00 00 e8 2f 60 00 00 00 00 00 02 00 00 00 00 00 00 00 a0 02 00 00 00 00 00 00 ........./`.....................
7700 14 00 00 00 00 00 00 00 07 00 00 00 00 00 00 00 17 00 00 00 00 00 00 00 50 08 40 00 00 00 00 00 ........................P.@.....
7720 07 00 00 00 00 00 00 00 f0 07 40 00 00 00 00 00 08 00 00 00 00 00 00 00 60 00 00 00 00 00 00 00 ..........@.............`.......
7740 09 00 00 00 00 00 00 00 18 00 00 00 00 00 00 00 fe ff ff 6f 00 00 00 00 b0 07 40 00 00 00 00 00 ...................o......@.....
7760 ff ff ff 6f 00 00 00 00 01 00 00 00 00 00 00 00 f0 ff ff 6f 00 00 00 00 64 07 40 00 00 00 00 00 ...o...............o....d.@.....
7780 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
77a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
77c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
77e0 00 00 00 00 00 00 00 00 10 2e 60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ..........`.....................
7800 16 0b 40 00 00 00 00 00 26 0b 40 00 00 00 00 00 36 0b 40 00 00 00 00 00 46 0b 40 00 00 00 00 00 ..@.....&.@.....6.@.....F.@.....
7820 56 0b 40 00 00 00 00 00 66 0b 40 00 00 00 00 00 76 0b 40 00 00 00 00 00 86 0b 40 00 00 00 00 00 V.@.....f.@.....v.@.......@.....
7840 96 0b 40 00 00 00 00 00 a6 0b 40 00 00 00 00 00 b6 0b 40 00 00 00 00 00 c6 0b 40 00 00 00 00 00 ..@.......@.......@.......@.....
7860 d6 0b 40 00 00 00 00 00 e6 0b 40 00 00 00 00 00 f6 0b 40 00 00 00 00 00 06 0c 40 00 00 00 00 00 ..@.......@.......@.......@.....
7880 16 0c 40 00 00 00 00 00 26 0c 40 00 00 00 00 00 36 0c 40 00 00 00 00 00 46 0c 40 00 00 00 00 00 ..@.....&.@.....6.@.....F.@.....
78a0 56 0c 40 00 00 00 00 00 66 0c 40 00 00 00 00 00 76 0c 40 00 00 00 00 00 86 0c 40 00 00 00 00 00 V.@.....f.@.....v.@.......@.....
78c0 96 0c 40 00 00 00 00 00 a6 0c 40 00 00 00 00 00 b6 0c 40 00 00 00 00 00 c6 0c 40 00 00 00 00 00 ..@.......@.......@.......@.....
78e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00 74 73 68 3e 20 00 00 00 47 43 43 3a ....................tsh>....GCC:
7900 20 28 55 62 75 6e 74 75 20 34 2e 38 2e 31 2d 32 75 62 75 6e 74 75 31 7e 31 32 2e 30 34 29 20 34 .(Ubuntu.4.8.1-2ubuntu1~12.04).4
7920 2e 38 2e 31 00 47 43 43 3a 20 28 55 62 75 6e 74 75 2f 4c 69 6e 61 72 6f 20 34 2e 36 2e 33 2d 31 .8.1.GCC:.(Ubuntu/Linaro.4.6.3-1
7940 75 62 75 6e 74 75 35 29 20 34 2e 36 2e 33 00 00 2e 73 79 6d 74 61 62 00 2e 73 74 72 74 61 62 00 ubuntu5).4.6.3...symtab..strtab.
7960 2e 73 68 73 74 72 74 61 62 00 2e 69 6e 74 65 72 70 00 2e 6e 6f 74 65 2e 41 42 49 2d 74 61 67 00 .shstrtab..interp..note.ABI-tag.
7980 2e 6e 6f 74 65 2e 67 6e 75 2e 62 75 69 6c 64 2d 69 64 00 2e 67 6e 75 2e 68 61 73 68 00 2e 64 79 .note.gnu.build-id..gnu.hash..dy
79a0 6e 73 79 6d 00 2e 64 79 6e 73 74 72 00 2e 67 6e 75 2e 76 65 72 73 69 6f 6e 00 2e 67 6e 75 2e 76 nsym..dynstr..gnu.version..gnu.v
79c0 65 72 73 69 6f 6e 5f 72 00 2e 72 65 6c 61 2e 64 79 6e 00 2e 72 65 6c 61 2e 70 6c 74 00 2e 69 6e ersion_r..rela.dyn..rela.plt..in
79e0 69 74 00 2e 74 65 78 74 00 2e 66 69 6e 69 00 2e 72 6f 64 61 74 61 00 2e 65 68 5f 66 72 61 6d 65 it..text..fini..rodata..eh_frame
7a00 5f 68 64 72 00 2e 65 68 5f 66 72 61 6d 65 00 2e 69 6e 69 74 5f 61 72 72 61 79 00 2e 66 69 6e 69 _hdr..eh_frame..init_array..fini
7a20 5f 61 72 72 61 79 00 2e 6a 63 72 00 2e 64 79 6e 61 6d 69 63 00 2e 67 6f 74 00 2e 67 6f 74 2e 70 _array..jcr..dynamic..got..got.p
7a40 6c 74 00 2e 64 61 74 61 00 2e 62 73 73 00 2e 63 6f 6d 6d 65 6e 74 00 00 00 00 00 00 00 00 00 00 lt..data..bss..comment..........
7a60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
7a80 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1b 00 00 00 01 00 00 00 ................................
7aa0 02 00 00 00 00 00 00 00 38 02 40 00 00 00 00 00 38 02 00 00 00 00 00 00 1c 00 00 00 00 00 00 00 ........8.@.....8...............
7ac0 00 00 00 00 00 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 23 00 00 00 07 00 00 00 ........................#.......
7ae0 02 00 00 00 00 00 00 00 54 02 40 00 00 00 00 00 54 02 00 00 00 00 00 00 20 00 00 00 00 00 00 00 ........T.@.....T...............
7b00 00 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 31 00 00 00 07 00 00 00 ........................1.......
7b20 02 00 00 00 00 00 00 00 74 02 40 00 00 00 00 00 74 02 00 00 00 00 00 00 24 00 00 00 00 00 00 00 ........t.@.....t.......$.......
7b40 00 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 44 00 00 00 f6 ff ff 6f ........................D......o
7b60 02 00 00 00 00 00 00 00 98 02 40 00 00 00 00 00 98 02 00 00 00 00 00 00 38 00 00 00 00 00 00 00 ..........@.............8.......
7b80 05 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 4e 00 00 00 0b 00 00 00 ........................N.......
7ba0 02 00 00 00 00 00 00 00 d0 02 40 00 00 00 00 00 d0 02 00 00 00 00 00 00 48 03 00 00 00 00 00 00 ..........@.............H.......
7bc0 06 00 00 00 01 00 00 00 08 00 00 00 00 00 00 00 18 00 00 00 00 00 00 00 56 00 00 00 03 00 00 00 ........................V.......
7be0 02 00 00 00 00 00 00 00 18 06 40 00 00 00 00 00 18 06 00 00 00 00 00 00 4c 01 00 00 00 00 00 00 ..........@.............L.......
7c00 00 00 00 00 00 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 5e 00 00 00 ff ff ff 6f ........................^......o
7c20 02 00 00 00 00 00 00 00 64 07 40 00 00 00 00 00 64 07 00 00 00 00 00 00 46 00 00 00 00 00 00 00 ........d.@.....d.......F.......
7c40 05 00 00 00 00 00 00 00 02 00 00 00 00 00 00 00 02 00 00 00 00 00 00 00 6b 00 00 00 fe ff ff 6f ........................k......o
7c60 02 00 00 00 00 00 00 00 b0 07 40 00 00 00 00 00 b0 07 00 00 00 00 00 00 40 00 00 00 00 00 00 00 ..........@.............@.......
7c80 06 00 00 00 01 00 00 00 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 7a 00 00 00 04 00 00 00 ........................z.......
7ca0 02 00 00 00 00 00 00 00 f0 07 40 00 00 00 00 00 f0 07 00 00 00 00 00 00 60 00 00 00 00 00 00 00 ..........@.............`.......
7cc0 05 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 18 00 00 00 00 00 00 00 84 00 00 00 04 00 00 00 ................................
7ce0 02 00 00 00 00 00 00 00 50 08 40 00 00 00 00 00 50 08 00 00 00 00 00 00 a0 02 00 00 00 00 00 00 ........P.@.....P...............
7d00 05 00 00 00 0c 00 00 00 08 00 00 00 00 00 00 00 18 00 00 00 00 00 00 00 8e 00 00 00 01 00 00 00 ................................
7d20 06 00 00 00 00 00 00 00 f0 0a 40 00 00 00 00 00 f0 0a 00 00 00 00 00 00 0e 00 00 00 00 00 00 00 ..........@.....................
7d40 00 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 89 00 00 00 01 00 00 00 ................................
7d60 06 00 00 00 00 00 00 00 00 0b 40 00 00 00 00 00 00 0b 00 00 00 00 00 00 d0 01 00 00 00 00 00 00 ..........@.....................
7d80 00 00 00 00 00 00 00 00 10 00 00 00 00 00 00 00 10 00 00 00 00 00 00 00 94 00 00 00 01 00 00 00 ................................
7da0 06 00 00 00 00 00 00 00 d0 0c 40 00 00 00 00 00 d0 0c 00 00 00 00 00 00 64 12 00 00 00 00 00 00 ..........@.............d.......
7dc0 00 00 00 00 00 00 00 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 9a 00 00 00 01 00 00 00 ................................
7de0 06 00 00 00 00 00 00 00 34 1f 40 00 00 00 00 00 34 1f 00 00 00 00 00 00 09 00 00 00 00 00 00 00 ........4.@.....4...............
7e00 00 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 a0 00 00 00 01 00 00 00 ................................
7e20 02 00 00 00 00 00 00 00 40 1f 40 00 00 00 00 00 40 1f 00 00 00 00 00 00 d1 04 00 00 00 00 00 00 ........@.@.....@...............
7e40 00 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 a8 00 00 00 01 00 00 00 ................................
7e60 02 00 00 00 00 00 00 00 14 24 40 00 00 00 00 00 14 24 00 00 00 00 00 00 e4 00 00 00 00 00 00 00 .........$@......$..............
7e80 00 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 b6 00 00 00 01 00 00 00 ................................
7ea0 02 00 00 00 00 00 00 00 f8 24 40 00 00 00 00 00 f8 24 00 00 00 00 00 00 5c 04 00 00 00 00 00 00 .........$@......$......\.......
7ec0 00 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 c0 00 00 00 0e 00 00 00 ................................
7ee0 03 00 00 00 00 00 00 00 f8 2d 60 00 00 00 00 00 f8 2d 00 00 00 00 00 00 08 00 00 00 00 00 00 00 .........-`......-..............
7f00 00 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 cc 00 00 00 0f 00 00 00 ................................
7f20 03 00 00 00 00 00 00 00 00 2e 60 00 00 00 00 00 00 2e 00 00 00 00 00 00 08 00 00 00 00 00 00 00 ..........`.....................
7f40 00 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 d8 00 00 00 01 00 00 00 ................................
7f60 03 00 00 00 00 00 00 00 08 2e 60 00 00 00 00 00 08 2e 00 00 00 00 00 00 08 00 00 00 00 00 00 00 ..........`.....................
7f80 00 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 dd 00 00 00 06 00 00 00 ................................
7fa0 03 00 00 00 00 00 00 00 10 2e 60 00 00 00 00 00 10 2e 00 00 00 00 00 00 d0 01 00 00 00 00 00 00 ..........`.....................
7fc0 06 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 10 00 00 00 00 00 00 00 e6 00 00 00 01 00 00 00 ................................
7fe0 03 00 00 00 00 00 00 00 e0 2f 60 00 00 00 00 00 e0 2f 00 00 00 00 00 00 08 00 00 00 00 00 00 00 ........./`....../..............
8000 00 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 eb 00 00 00 01 00 00 00 ................................
8020 03 00 00 00 00 00 00 00 e8 2f 60 00 00 00 00 00 e8 2f 00 00 00 00 00 00 f8 00 00 00 00 00 00 00 ........./`....../..............
8040 00 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 f4 00 00 00 01 00 00 00 ................................
8060 03 00 00 00 00 00 00 00 e0 30 60 00 00 00 00 00 e0 30 00 00 00 00 00 00 1c 00 00 00 00 00 00 00 .........0`......0..............
8080 00 00 00 00 00 00 00 00 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fa 00 00 00 08 00 00 00 ................................
80a0 03 00 00 00 00 00 00 00 00 31 60 00 00 00 00 00 fc 30 00 00 00 00 00 00 00 49 00 00 00 00 00 00 .........1`......0.......I......
80c0 00 00 00 00 00 00 00 00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ff 00 00 00 01 00 00 00 ................................
80e0 30 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc 30 00 00 00 00 00 00 53 00 00 00 00 00 00 00 0................0......S.......
8100 00 00 00 00 00 00 00 00 01 00 00 00 00 00 00 00 01 00 00 00 00 00 00 00 11 00 00 00 03 00 00 00 ................................
8120 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 4f 31 00 00 00 00 00 00 08 01 00 00 00 00 00 00 ................O1..............
8140 00 00 00 00 00 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00 02 00 00 00 ................................
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a7a0 22 3b 0a 09 7d 0a 09 77 61 69 74 3b 0a 09 69 66 20 28 24 76 65 72 62 6f 73 65 29 20 7b 0a 09 20 ";..}..wait;..if.($verbose).{...
a7c0 20 20 20 70 72 69 6e 74 20 22 24 30 3a 20 43 68 69 6c 64 20 24 70 69 64 20 72 65 61 70 65 64 5c ...print."$0:.Child.$pid.reaped\
a7e0 6e 22 3b 0a 09 7d 0a 20 20 20 20 7d 0a 0a 20 20 20 20 23 20 53 6c 65 65 70 0a 20 20 20 20 65 6c n";..}.....}......#.Sleep.....el
a800 73 69 66 20 28 24 6c 69 6e 65 20 3d 7e 20 2f 53 4c 45 45 50 20 28 5c 64 2b 29 2f 29 20 7b 0a 09 sif.($line.=~./SLEEP.(\d+)/).{..
a820 69 66 20 28 24 76 65 72 62 6f 73 65 29 20 7b 0a 09 20 20 20 20 70 72 69 6e 74 20 22 24 30 3a 20 if.($verbose).{......print."$0:.
a840 53 6c 65 65 70 69 6e 67 20 24 31 20 73 65 63 73 5c 6e 22 3b 0a 09 7d 0a 09 73 6c 65 65 70 20 24 Sleeping.$1.secs\n";..}..sleep.$
a860 31 3b 0a 20 20 20 20 7d 0a 0a 20 20 20 20 23 20 55 6e 6b 6e 6f 77 6e 20 69 6e 70 75 74 0a 20 20 1;.....}......#.Unknown.input...
a880 20 20 65 6c 73 65 20 7b 0a 09 69 66 20 28 24 76 65 72 62 6f 73 65 29 20 7b 0a 09 20 20 20 20 70 ..else.{..if.($verbose).{......p
a8a0 72 69 6e 74 20 22 24 30 3a 20 53 65 6e 64 69 6e 67 20 3a 24 6c 69 6e 65 3a 20 74 6f 20 63 68 69 rint."$0:.Sending.:$line:.to.chi
a8c0 6c 64 20 24 70 69 64 5c 6e 22 3b 0a 09 7d 0a 09 70 72 69 6e 74 20 57 72 69 74 65 72 20 22 24 6c ld.$pid\n";..}..print.Writer."$l
a8e0 69 6e 65 5c 6e 22 3b 0a 20 20 20 20 7d 0a 7d 0a 0a 23 20 0a 23 20 50 61 72 65 6e 74 20 65 63 68 ine\n";.....}.}..#..#.Parent.ech
a900 6f 65 73 20 74 68 65 20 6f 75 74 70 75 74 20 70 72 6f 64 75 63 65 64 20 62 79 20 74 68 65 20 63 oes.the.output.produced.by.the.c
a920 68 69 6c 64 2e 0a 23 0a 63 6c 6f 73 65 20 57 72 69 74 65 72 3b 0a 69 66 20 28 24 76 65 72 62 6f hild..#.close.Writer;.if.($verbo
a940 73 65 29 20 7b 0a 20 20 20 20 70 72 69 6e 74 20 22 24 30 3a 20 52 65 61 64 69 6e 67 20 64 61 74 se).{.....print."$0:.Reading.dat
a960 61 20 66 72 6f 6d 20 63 68 69 6c 64 20 24 70 69 64 5c 6e 22 3b 0a 7d 0a 77 68 69 6c 65 20 28 24 a.from.child.$pid\n";.}.while.($
a980 6c 69 6e 65 20 3d 20 3c 52 65 61 64 65 72 3e 29 20 7b 0a 20 20 20 20 70 72 69 6e 74 20 24 6c 69 line.=.<Reader>).{.....print.$li
a9a0 6e 65 3b 0a 7d 0a 63 6c 6f 73 65 20 52 65 61 64 65 72 3b 0a 0a 23 20 46 69 6e 61 6c 6c 79 2c 20 ne;.}.close.Reader;..#.Finally,.
a9c0 70 61 72 65 6e 74 20 72 65 61 70 73 20 63 68 69 6c 64 0a 77 61 69 74 3b 0a 0a 69 66 20 28 24 76 parent.reaps.child.wait;..if.($v
a9e0 65 72 62 6f 73 65 29 20 7b 0a 20 20 20 20 70 72 69 6e 74 20 22 24 30 3a 20 53 68 65 6c 6c 20 74 erbose).{.....print."$0:.Shell.t
aa00 65 72 6d 69 6e 61 74 65 64 5c 6e 22 3b 0a 7d 0a 0a 65 78 69 74 3b 0a 00 00 00 00 00 00 00 00 00 erminated\n";.}..exit;..........
aa20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
aa40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
aa60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
aa80 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
aaa0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
aac0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
aae0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ab00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ab20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ab40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ab60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ab80 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
aba0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
abc0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
abe0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ac00 73 68 6c 61 62 2d 68 61 6e 64 6f 75 74 2f 6d 79 73 70 69 6e 2e 63 00 00 00 00 00 00 00 00 00 00 shlab-handout/myspin.c..........
ac20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ac40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ac60 00 00 00 00 30 30 30 30 36 34 34 00 30 30 30 36 36 32 36 00 30 30 30 30 31 34 34 00 30 30 30 30 ....0000644.0006626.0000144.0000
ac80 30 30 30 30 36 34 32 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 32 30 33 00 20 30 00 00 00 0000642.12653756566.014203..0...
aca0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
acc0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ace0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ad00 00 75 73 74 61 72 20 20 00 64 72 6f 68 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .ustar...droh...................
ad20 00 00 00 00 00 00 00 00 00 75 73 65 72 73 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .........users..................
ad40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ad60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ad80 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ada0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
adc0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ade0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ae00 2f 2a 20 0a 20 2a 20 6d 79 73 70 69 6e 2e 63 20 2d 20 41 20 68 61 6e 64 79 20 70 72 6f 67 72 61 /*...*.myspin.c.-.A.handy.progra
ae20 6d 20 66 6f 72 20 74 65 73 74 69 6e 67 20 79 6f 75 72 20 74 69 6e 79 20 73 68 65 6c 6c 20 0a 20 m.for.testing.your.tiny.shell...
ae40 2a 20 0a 20 2a 20 75 73 61 67 65 3a 20 6d 79 73 70 69 6e 20 3c 6e 3e 0a 20 2a 20 53 6c 65 65 70 *...*.usage:.myspin.<n>..*.Sleep
ae60 73 20 66 6f 72 20 3c 6e 3e 20 73 65 63 6f 6e 64 73 20 69 6e 20 31 2d 73 65 63 6f 6e 64 20 63 68 s.for.<n>.seconds.in.1-second.ch
ae80 75 6e 6b 73 2e 0a 20 2a 0a 20 2a 2f 0a 23 69 6e 63 6c 75 64 65 20 3c 73 74 64 69 6f 2e 68 3e 0a unks...*..*/.#include.<stdio.h>.
aea0 23 69 6e 63 6c 75 64 65 20 3c 75 6e 69 73 74 64 2e 68 3e 0a 23 69 6e 63 6c 75 64 65 20 3c 73 74 #include.<unistd.h>.#include.<st
aec0 64 6c 69 62 2e 68 3e 0a 0a 69 6e 74 20 6d 61 69 6e 28 69 6e 74 20 61 72 67 63 2c 20 63 68 61 72 dlib.h>..int.main(int.argc,.char
aee0 20 2a 2a 61 72 67 76 29 20 0a 7b 0a 20 20 20 20 69 6e 74 20 69 2c 20 73 65 63 73 3b 0a 0a 20 20 .**argv)..{.....int.i,.secs;....
af00 20 20 69 66 20 28 61 72 67 63 20 21 3d 20 32 29 20 7b 0a 09 66 70 72 69 6e 74 66 28 73 74 64 65 ..if.(argc.!=.2).{..fprintf(stde
af20 72 72 2c 20 22 55 73 61 67 65 3a 20 25 73 20 3c 6e 3e 5c 6e 22 2c 20 61 72 67 76 5b 30 5d 29 3b rr,."Usage:.%s.<n>\n",.argv[0]);
af40 0a 09 65 78 69 74 28 30 29 3b 0a 20 20 20 20 7d 0a 20 20 20 20 73 65 63 73 20 3d 20 61 74 6f 69 ..exit(0);.....}.....secs.=.atoi
af60 28 61 72 67 76 5b 31 5d 29 3b 0a 20 20 20 20 66 6f 72 20 28 69 3d 30 3b 20 69 20 3c 20 73 65 63 (argv[1]);.....for.(i=0;.i.<.sec
af80 73 3b 20 69 2b 2b 29 0a 09 73 6c 65 65 70 28 31 29 3b 0a 20 20 20 20 65 78 69 74 28 30 29 3b 0a s;.i++)..sleep(1);.....exit(0);.
afa0 7d 0a 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 }...............................
afc0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
afe0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b000 73 68 6c 61 62 2d 68 61 6e 64 6f 75 74 2f 6d 79 73 70 6c 69 74 2e 63 00 00 00 00 00 00 00 00 00 shlab-handout/mysplit.c.........
b020 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b040 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b060 00 00 00 00 30 30 30 30 36 34 34 00 30 30 30 36 36 32 36 00 30 30 30 30 31 34 34 00 30 30 30 30 ....0000644.0006626.0000144.0000
b080 30 30 30 31 31 35 36 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 33 36 36 00 20 30 00 00 00 0001156.12653756566.014366..0...
b0a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b0c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b0e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b100 00 75 73 74 61 72 20 20 00 64 72 6f 68 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .ustar...droh...................
b120 00 00 00 00 00 00 00 00 00 75 73 65 72 73 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .........users..................
b140 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b160 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b180 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b1a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b1c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b1e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b200 2f 2a 20 0a 20 2a 20 6d 79 73 70 6c 69 74 2e 63 20 2d 20 41 6e 6f 74 68 65 72 20 68 61 6e 64 79 /*...*.mysplit.c.-.Another.handy
b220 20 72 6f 75 74 69 6e 65 20 66 6f 72 20 74 65 73 74 69 6e 67 20 79 6f 75 72 20 74 69 6e 79 20 73 .routine.for.testing.your.tiny.s
b240 68 65 6c 6c 0a 20 2a 20 0a 20 2a 20 75 73 61 67 65 3a 20 6d 79 73 70 6c 69 74 20 3c 6e 3e 0a 20 hell..*...*.usage:.mysplit.<n>..
b260 2a 20 46 6f 72 6b 20 61 20 63 68 69 6c 64 20 74 68 61 74 20 73 70 69 6e 73 20 66 6f 72 20 3c 6e *.Fork.a.child.that.spins.for.<n
b280 3e 20 73 65 63 6f 6e 64 73 20 69 6e 20 31 2d 73 65 63 6f 6e 64 20 63 68 75 6e 6b 73 2e 0a 20 2a >.seconds.in.1-second.chunks...*
b2a0 2f 0a 23 69 6e 63 6c 75 64 65 20 3c 73 74 64 69 6f 2e 68 3e 0a 23 69 6e 63 6c 75 64 65 20 3c 75 /.#include.<stdio.h>.#include.<u
b2c0 6e 69 73 74 64 2e 68 3e 0a 23 69 6e 63 6c 75 64 65 20 3c 73 74 64 6c 69 62 2e 68 3e 0a 23 69 6e nistd.h>.#include.<stdlib.h>.#in
b2e0 63 6c 75 64 65 20 3c 73 79 73 2f 74 79 70 65 73 2e 68 3e 0a 23 69 6e 63 6c 75 64 65 20 3c 73 79 clude.<sys/types.h>.#include.<sy
b300 73 2f 77 61 69 74 2e 68 3e 0a 23 69 6e 63 6c 75 64 65 20 3c 73 69 67 6e 61 6c 2e 68 3e 0a 0a 69 s/wait.h>.#include.<signal.h>..i
b320 6e 74 20 6d 61 69 6e 28 69 6e 74 20 61 72 67 63 2c 20 63 68 61 72 20 2a 2a 61 72 67 76 29 20 0a nt.main(int.argc,.char.**argv)..
b340 7b 0a 20 20 20 20 69 6e 74 20 69 2c 20 73 65 63 73 3b 0a 0a 20 20 20 20 69 66 20 28 61 72 67 63 {.....int.i,.secs;......if.(argc
b360 20 21 3d 20 32 29 20 7b 0a 09 66 70 72 69 6e 74 66 28 73 74 64 65 72 72 2c 20 22 55 73 61 67 65 .!=.2).{..fprintf(stderr,."Usage
b380 3a 20 25 73 20 3c 6e 3e 5c 6e 22 2c 20 61 72 67 76 5b 30 5d 29 3b 0a 09 65 78 69 74 28 30 29 3b :.%s.<n>\n",.argv[0]);..exit(0);
b3a0 0a 20 20 20 20 7d 0a 20 20 20 20 73 65 63 73 20 3d 20 61 74 6f 69 28 61 72 67 76 5b 31 5d 29 3b .....}.....secs.=.atoi(argv[1]);
b3c0 0a 0a 0a 20 20 20 20 69 66 20 28 66 6f 72 6b 28 29 20 3d 3d 20 30 29 20 7b 20 2f 2a 20 63 68 69 .......if.(fork().==.0).{./*.chi
b3e0 6c 64 20 2a 2f 0a 09 66 6f 72 20 28 69 3d 30 3b 20 69 20 3c 20 73 65 63 73 3b 20 69 2b 2b 29 0a ld.*/..for.(i=0;.i.<.secs;.i++).
b400 09 20 20 20 20 73 6c 65 65 70 28 31 29 3b 0a 09 65 78 69 74 28 30 29 3b 0a 20 20 20 20 7d 0a 0a .....sleep(1);..exit(0);.....}..
b420 20 20 20 20 2f 2a 20 70 61 72 65 6e 74 20 77 61 69 74 73 20 66 6f 72 20 63 68 69 6c 64 20 74 6f ..../*.parent.waits.for.child.to
b440 20 74 65 72 6d 69 6e 61 74 65 20 2a 2f 0a 20 20 20 20 77 61 69 74 28 4e 55 4c 4c 29 3b 0a 0a 20 .terminate.*/.....wait(NULL);...
b460 20 20 20 65 78 69 74 28 30 29 3b 0a 7d 0a 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ...exit(0);.}...................
b480 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b4a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b4c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b4e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b500 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b520 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b540 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b560 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b580 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b5a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b5c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b5e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b600 73 68 6c 61 62 2d 68 61 6e 64 6f 75 74 2f 6d 79 73 74 6f 70 2e 63 00 00 00 00 00 00 00 00 00 00 shlab-handout/mystop.c..........
b620 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b640 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b660 00 00 00 00 30 30 30 30 36 34 34 00 30 30 30 36 36 32 36 00 30 30 30 30 31 34 34 00 30 30 30 30 ....0000644.0006626.0000144.0000
b680 30 30 30 31 31 36 30 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 32 31 33 00 20 30 00 00 00 0001160.12653756566.014213..0...
b6a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b6c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b6e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b700 00 75 73 74 61 72 20 20 00 64 72 6f 68 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .ustar...droh...................
b720 00 00 00 00 00 00 00 00 00 75 73 65 72 73 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .........users..................
b740 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b760 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b780 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b7a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b7c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b7e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
b800 2f 2a 20 0a 20 2a 20 6d 79 73 74 6f 70 2e 63 20 2d 20 41 6e 6f 74 68 65 72 20 68 61 6e 64 79 20 /*...*.mystop.c.-.Another.handy.
b820 72 6f 75 74 69 6e 65 20 66 6f 72 20 74 65 73 74 69 6e 67 20 79 6f 75 72 20 74 69 6e 79 20 73 68 routine.for.testing.your.tiny.sh
b840 65 6c 6c 0a 20 2a 20 0a 20 2a 20 75 73 61 67 65 3a 20 6d 79 73 74 6f 70 20 3c 6e 3e 0a 20 2a 20 ell..*...*.usage:.mystop.<n>..*.
b860 53 6c 65 65 70 73 20 66 6f 72 20 3c 6e 3e 20 73 65 63 6f 6e 64 73 20 61 6e 64 20 73 65 6e 64 73 Sleeps.for.<n>.seconds.and.sends
b880 20 53 49 47 54 53 54 50 20 74 6f 20 69 74 73 65 6c 66 2e 0a 20 2a 0a 20 2a 2f 0a 23 69 6e 63 6c .SIGTSTP.to.itself...*..*/.#incl
b8a0 75 64 65 20 3c 73 74 64 69 6f 2e 68 3e 0a 23 69 6e 63 6c 75 64 65 20 3c 75 6e 69 73 74 64 2e 68 ude.<stdio.h>.#include.<unistd.h
b8c0 3e 0a 23 69 6e 63 6c 75 64 65 20 3c 73 74 64 6c 69 62 2e 68 3e 0a 23 69 6e 63 6c 75 64 65 20 3c >.#include.<stdlib.h>.#include.<
b8e0 73 79 73 2f 74 79 70 65 73 2e 68 3e 0a 23 69 6e 63 6c 75 64 65 20 3c 73 79 73 2f 77 61 69 74 2e sys/types.h>.#include.<sys/wait.
b900 68 3e 0a 23 69 6e 63 6c 75 64 65 20 3c 73 69 67 6e 61 6c 2e 68 3e 0a 0a 69 6e 74 20 6d 61 69 6e h>.#include.<signal.h>..int.main
b920 28 69 6e 74 20 61 72 67 63 2c 20 63 68 61 72 20 2a 2a 61 72 67 76 29 20 0a 7b 0a 20 20 20 20 69 (int.argc,.char.**argv)..{.....i
b940 6e 74 20 69 2c 20 73 65 63 73 3b 0a 20 20 20 20 70 69 64 5f 74 20 70 69 64 3b 20 0a 0a 20 20 20 nt.i,.secs;.....pid_t.pid;......
b960 20 69 66 20 28 61 72 67 63 20 21 3d 20 32 29 20 7b 0a 09 66 70 72 69 6e 74 66 28 73 74 64 65 72 .if.(argc.!=.2).{..fprintf(stder
b980 72 2c 20 22 55 73 61 67 65 3a 20 25 73 20 3c 6e 3e 5c 6e 22 2c 20 61 72 67 76 5b 30 5d 29 3b 0a r,."Usage:.%s.<n>\n",.argv[0]);.
b9a0 09 65 78 69 74 28 30 29 3b 0a 20 20 20 20 7d 0a 20 20 20 20 73 65 63 73 20 3d 20 61 74 6f 69 28 .exit(0);.....}.....secs.=.atoi(
b9c0 61 72 67 76 5b 31 5d 29 3b 0a 0a 20 20 20 20 66 6f 72 20 28 69 3d 30 3b 20 69 20 3c 20 73 65 63 argv[1]);......for.(i=0;.i.<.sec
b9e0 73 3b 20 69 2b 2b 29 0a 20 20 20 20 20 20 20 73 6c 65 65 70 28 31 29 3b 0a 09 0a 20 20 20 20 70 s;.i++)........sleep(1);.......p
ba00 69 64 20 3d 20 67 65 74 70 69 64 28 29 3b 20 0a 0a 20 20 20 20 69 66 20 28 6b 69 6c 6c 28 2d 70 id.=.getpid();.......if.(kill(-p
ba20 69 64 2c 20 53 49 47 54 53 54 50 29 20 3c 20 30 29 0a 20 20 20 20 20 20 20 66 70 72 69 6e 74 66 id,.SIGTSTP).<.0)........fprintf
ba40 28 73 74 64 65 72 72 2c 20 22 6b 69 6c 6c 20 28 74 73 74 70 29 20 65 72 72 6f 72 22 29 3b 0a 0a (stderr,."kill.(tstp).error");..
ba60 20 20 20 20 65 78 69 74 28 30 29 3b 0a 0a 7d 0a 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ....exit(0);..}.................
ba80 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
baa0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
bac0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
bae0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
bb00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
bb20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
bb40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
bb60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
bb80 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
bba0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
bbc0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
bbe0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
bc00 73 68 6c 61 62 2d 68 61 6e 64 6f 75 74 2f 6d 79 69 6e 74 2e 63 00 00 00 00 00 00 00 00 00 00 00 shlab-handout/myint.c...........
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c020 53 49 47 49 4e 54 29 20 3c 20 30 29 0a 20 20 20 20 20 20 20 66 70 72 69 6e 74 66 28 73 74 64 65 SIGINT).<.0)........fprintf(stde
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c060 69 74 28 30 29 3b 0a 0a 7d 0a 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 it(0);..}.......................
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c0e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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c120 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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c180 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c1a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c1c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c1e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c200 73 68 6c 61 62 2d 68 61 6e 64 6f 75 74 2f 74 72 61 63 65 30 31 2e 74 78 74 00 00 00 00 00 00 00 shlab-handout/trace01.txt.......
c220 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c240 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c260 00 00 00 00 30 30 30 30 36 34 34 00 30 30 30 36 36 32 36 00 30 30 30 30 31 34 34 00 30 30 30 30 ....0000644.0006626.0000144.0000
c280 30 30 30 30 30 37 32 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 35 31 35 00 20 30 00 00 00 0000072.12653756566.014515..0...
c2a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c2c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c2e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c300 00 75 73 74 61 72 20 20 00 64 72 6f 68 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .ustar...droh...................
c320 00 00 00 00 00 00 00 00 00 75 73 65 72 73 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .........users..................
c340 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c360 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c380 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c3a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c3c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c3e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c400 23 0a 23 20 74 72 61 63 65 30 31 2e 74 78 74 20 2d 20 50 72 6f 70 65 72 6c 79 20 74 65 72 6d 69 #.#.trace01.txt.-.Properly.termi
c420 6e 61 74 65 20 6f 6e 20 45 4f 46 2e 0a 23 0a 43 4c 4f 53 45 0a 57 41 49 54 0a 00 00 00 00 00 00 nate.on.EOF..#.CLOSE.WAIT.......
c440 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c460 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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c4a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c4c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c4e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c500 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c520 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c540 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c560 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c580 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c5a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c5c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c5e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c600 73 68 6c 61 62 2d 68 61 6e 64 6f 75 74 2f 74 72 61 63 65 30 32 2e 74 78 74 00 00 00 00 00 00 00 shlab-handout/trace02.txt.......
c620 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c640 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c660 00 00 00 00 30 30 30 30 36 34 34 00 30 30 30 36 36 32 36 00 30 30 30 30 31 34 34 00 30 30 30 30 ....0000644.0006626.0000144.0000
c680 30 30 30 30 30 37 34 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 35 32 30 00 20 30 00 00 00 0000074.12653756566.014520..0...
c6a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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c6e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c700 00 75 73 74 61 72 20 20 00 64 72 6f 68 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .ustar...droh...................
c720 00 00 00 00 00 00 00 00 00 75 73 65 72 73 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .........users..................
c740 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c760 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c780 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c7a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c7c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c7e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c800 23 0a 23 20 74 72 61 63 65 30 32 2e 74 78 74 20 2d 20 50 72 6f 63 65 73 73 20 62 75 69 6c 74 69 #.#.trace02.txt.-.Process.builti
c820 6e 20 71 75 69 74 20 63 6f 6d 6d 61 6e 64 2e 0a 23 0a 71 75 69 74 0a 57 41 49 54 0a 00 00 00 00 n.quit.command..#.quit.WAIT.....
c840 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c860 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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c8e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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c920 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c940 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c960 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c980 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c9a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c9c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
c9e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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ca20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ca40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ca60 00 00 00 00 30 30 30 30 36 34 34 00 30 30 30 36 36 32 36 00 30 30 30 30 31 34 34 00 30 30 30 30 ....0000644.0006626.0000144.0000
ca80 30 30 30 30 31 30 33 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 35 31 32 00 20 30 00 00 00 0000103.12653756566.014512..0...
caa0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cac0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cae0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cb00 00 75 73 74 61 72 20 20 00 64 72 6f 68 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .ustar...droh...................
cb20 00 00 00 00 00 00 00 00 00 75 73 65 72 73 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .........users..................
cb40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cb60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cb80 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cba0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cbc0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cbe0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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cc20 6e 64 20 6a 6f 62 2e 0a 23 0a 2f 62 69 6e 2f 65 63 68 6f 20 74 73 68 3e 20 71 75 69 74 0a 71 75 nd.job..#./bin/echo.tsh>.quit.qu
cc40 69 74 0a 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 it..............................
cc60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cc80 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cca0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ccc0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cce0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cd00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cd20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cd40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cd60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cd80 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cda0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cdc0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cde0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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ce20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ce40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ce60 00 00 00 00 30 30 30 30 36 34 34 00 30 30 30 36 36 32 36 00 30 30 30 30 31 34 34 00 30 30 30 30 ....0000644.0006626.0000144.0000
ce80 30 30 30 30 31 33 31 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 35 31 34 00 20 30 00 00 00 0000131.12653756566.014514..0...
cea0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cec0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cee0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cf00 00 75 73 74 61 72 20 20 00 64 72 6f 68 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .ustar...droh...................
cf20 00 00 00 00 00 00 00 00 00 75 73 65 72 73 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .........users..................
cf40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cf60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cf80 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cfa0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cfc0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
cfe0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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d060 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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d0a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d0c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d0e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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d140 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d160 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d180 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d1a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d1c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d1e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d200 73 68 6c 61 62 2d 68 61 6e 64 6f 75 74 2f 74 72 61 63 65 30 35 2e 74 78 74 00 00 00 00 00 00 00 shlab-handout/trace05.txt.......
d220 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d240 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d260 00 00 00 00 30 30 30 30 36 34 34 00 30 30 30 36 36 32 36 00 30 30 30 30 31 34 34 00 30 30 30 30 ....0000644.0006626.0000144.0000
d280 30 30 30 30 32 35 33 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 35 32 32 00 20 30 00 00 00 0000253.12653756566.014522..0...
d2a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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d300 00 75 73 74 61 72 20 20 00 64 72 6f 68 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .ustar...droh...................
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d340 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d360 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d380 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d3a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d3c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d3e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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d420 75 69 6c 74 69 6e 20 63 6f 6d 6d 61 6e 64 2e 0a 23 0a 2f 62 69 6e 2f 65 63 68 6f 20 2d 65 20 74 uiltin.command..#./bin/echo.-e.t
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d4c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d4e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d500 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d520 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d540 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d560 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d580 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d5a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d5c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d5e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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d620 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d640 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d660 00 00 00 00 30 30 30 30 36 34 34 00 30 30 30 36 36 32 36 00 30 30 30 30 31 34 34 00 30 30 30 30 ....0000644.0006626.0000144.0000
d680 30 30 30 30 31 35 34 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 35 32 33 00 20 30 00 00 00 0000154.12653756566.014523..0...
d6a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d6c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d6e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d700 00 75 73 74 61 72 20 20 00 64 72 6f 68 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .ustar...droh...................
d720 00 00 00 00 00 00 00 00 00 75 73 65 72 73 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .........users..................
d740 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d760 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d780 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d7a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d7c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d7e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d800 23 0a 23 20 74 72 61 63 65 30 36 2e 74 78 74 20 2d 20 46 6f 72 77 61 72 64 20 53 49 47 49 4e 54 #.#.trace06.txt.-.Forward.SIGINT
d820 20 74 6f 20 66 6f 72 65 67 72 6f 75 6e 64 20 6a 6f 62 2e 0a 23 0a 2f 62 69 6e 2f 65 63 68 6f 20 .to.foreground.job..#./bin/echo.
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d860 53 4c 45 45 50 20 32 0a 49 4e 54 0a 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 SLEEP.2.INT.....................
d880 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d8a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d8c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d8e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d900 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d920 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d940 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d960 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d980 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d9a0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d9c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
d9e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
da00 73 68 6c 61 62 2d 68 61 6e 64 6f 75 74 2f 74 72 61 63 65 30 37 2e 74 78 74 00 00 00 00 00 00 00 shlab-handout/trace07.txt.......
da20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
da40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
da60 00 00 00 00 30 30 30 30 36 34 34 00 30 30 30 36 36 32 36 00 30 30 30 30 31 34 34 00 30 30 30 30 ....0000644.0006626.0000144.0000
da80 30 30 30 30 32 37 33 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 35 32 36 00 20 30 00 00 00 0000273.12653756566.014526..0...
daa0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
dac0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
dae0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
db00 00 75 73 74 61 72 20 20 00 64 72 6f 68 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .ustar...droh...................
db20 00 00 00 00 00 00 00 00 00 75 73 65 72 73 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .........users..................
db40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
db60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
db80 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
dba0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
dbc0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
dbe0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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dc80 79 73 70 69 6e 20 35 0a 2e 2f 6d 79 73 70 69 6e 20 35 20 0a 0a 53 4c 45 45 50 20 32 0a 49 4e 54 yspin.5../myspin.5...SLEEP.2.INT
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dcc0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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dd00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
dd20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
dd40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
dd60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
dd80 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
dda0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
ddc0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
dde0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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de20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
de40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
de60 00 00 00 00 30 30 30 30 36 34 34 00 30 30 30 36 36 32 36 00 30 30 30 30 31 34 34 00 30 30 30 30 ....0000644.0006626.0000144.0000
de80 30 30 30 30 32 37 35 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 35 33 31 00 20 30 00 00 00 0000275.12653756566.014531..0...
dea0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
dec0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
dee0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
df00 00 75 73 74 61 72 20 20 00 64 72 6f 68 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .ustar...droh...................
df20 00 00 00 00 00 00 00 00 00 75 73 65 72 73 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .........users..................
df40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
df60 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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dfc0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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e280 30 30 30 30 33 34 36 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 35 33 31 00 20 30 00 00 00 0000346.12653756566.014531..0...
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ea80 30 30 30 30 32 35 35 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 35 32 31 00 20 30 00 00 00 0000255.12653756566.014521..0...
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ee80 30 30 30 30 33 31 33 00 31 32 36 35 33 37 35 36 35 36 36 00 30 31 34 35 31 35 00 20 30 00 00 00 0000313.12653756566.014515..0...
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f240 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................................
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generated by cgit v1.2.3 (git 2.25.1) at 2026-02-12 16:51:54 +0000