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SD.4：源码内容
							%!PS-Adobe-1.0
%%Creator: devps (Pipeline Associates, Inc.)
%%CreationDate: Fri Sep 13 13:08:05 1996
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systemdict /setpacking known
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/fontnum 1 def 
systemdict /setpacking known { savepacking setpacking} if
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0 1 255 {Encoding-1 exch /.notdef put} for
Encoding-1 8#301 StandardEncoding 8#101 26 getinterval putinterval %A-B
Encoding-1 8#341 StandardEncoding 8#141 26 getinterval putinterval %a-b
Encoding-1 8#241 StandardEncoding 8#301 16 getinterval putinterval %accents
Encoding-1 8#373 StandardEncoding 8#365 1 getinterval putinterval %dotlessi
Encoding-1
dup 8#41 /copyright put
dup 8#42 /registered put
dup 8#43 /trademark put
dup 8#44 /logicalnot put
dup 8#45 /Eth put
dup 8#46 /eth put
dup 8#47 /Thorn put
dup 8#50 /thorn put
dup 8#51 /brokenbar put
dup 8#52 /degree put
dup 8#53 /divide put
dup 8#54 /multiply put
dup 8#55 /minus put
dup 8#56 /onehalf put
dup 8#57 /onequarter put
dup 8#60 /threequarters put
dup 8#101 /Aacute put
dup 8#102 /Acircumflex put
dup 8#103 /Adieresis put
dup 8#104 /Agrave put
dup 8#105 /Aring put
dup 8#106 /Atilde put
dup 8#107 /Ccedilla put
dup 8#110 /Eacute put
dup 8#111 /Ecircumflex put
dup 8#112 /Edieresis put
dup 8#113 /Egrave put
dup 8#114 /Iacute put
dup 8#115 /Icircumflex put
dup 8#116 /Idieresis put
dup 8#117 /Igrave put
dup 8#120 /Ntilde put
dup 8#121 /Oacute put
dup 8#122 /Ocircumflex put
dup 8#123 /Odieresis put
dup 8#124 /Ograve put
dup 8#125 /Otilde put
dup 8#126 /Scaron put
dup 8#127 /Uacute put
dup 8#130 /Ucircumflex put
dup 8#131 /Udieresis put
dup 8#132 /Ugrave put
dup 8#133 /Ydieresis put
dup 8#134 /Zcaron put
dup 8#135 /aacute put
dup 8#136 /acircumflex put
dup 8#137 /adieresis put
dup 8#140 /agrave put
dup 8#141 /aring put
dup 8#142 /atilde put
dup 8#143 /ccedilla put
dup 8#144 /eacute put
dup 8#145 /ecircumflex put
dup 8#146 /edieresis put
dup 8#147 /egrave put
dup 8#150 /iacute put
dup 8#151 /icircumflex put
dup 8#152 /idieresis put
dup 8#153 /igrave put
dup 8#154 /ntilde put
dup 8#155 /oacute put
dup 8#156 /ocircumflex put
dup 8#157 /odieresis put
dup 8#160 /ograve put
dup 8#161 /otilde put
dup 8#162 /scaron put
dup 8#163 /uacute put
dup 8#164 /ucircumflex put
dup 8#165 /udieresis put
dup 8#166 /ugrave put
dup 8#167 /ydieresis put
dup 8#170 /zcaron put
pop
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Enc-dict /tmpstr1 50 string put
Enc-dict /tmpstr2 50 string put
Enc-dict /tmpstr3 50 string dup (Encoding-) exch cvs pop put
/AEnc-def { % arguments: the original font's name, encoding nr
Enc-dict begin
tmpstr2 cvs /Enc-no exch def % Remember the number in a string
dup /OrigName exch def % remember the name
findfont dup maxlength dict /newdict exch def % get dictionary for new font
{ exch dup /FID ne
   { exch newdict 3 1 roll put }
   { pop pop } % Ignore FID
   ifelse
} forall
newdict begin
/Encoding
  tmpstr3 9 Enc-no putinterval tmpstr3 0 9 Enc-no length add getinterval
  cvn load
  def % Replace encoding
currentdict /UniqueID known
{ /UniqueID UniqueID Enc-no cvi 49999 mul add def } if % Derive New UniqueID
end % newdict
/FNlength OrigName tmpstr1 cvs length def % convert name, remember length
FNlength 1 add Enc-no length add string
dup 0 OrigName tmpstr1 cvs putinterval
dup FNlength (-) putinterval
dup FNlength 1 add Enc-no putinterval
dup 0 tmpstr1 0 FNlength getinterval putinterval % Add old name
cvn dup newdict /FontName 3 2 roll put newdict definefont
end % Enc-dict
} def
/Times-Roman 1 AEnc-def pop
/R-1{/Times-Roman-1 FF}def
/Times-Bold 1 AEnc-def pop
/B-1{/Times-Bold-1 FF}def
/R{/Times-Roman FF}def
/B{/Times-Bold FF}def
%%EndProlog
%%Page: 1 1
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4826(devices)S
5161(do)S
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10 B
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1740(and)S
10 B
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10 R
2106((4))S
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1080(the)S
1228(command)S
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1964(or)S
2073(from)S
2294(a)S
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2832 V
(Through)346 1080 A
1452(the)S
1601(eight)S
1828(raw)S
2006(generic)S
2329(devices)S
10 B
2657(rsg[0)S
10 B-1
2875(-)S
10 B
2932(7])S
10 R
3042(starting)S
3370(at)S
3469(minor)S
(120,)175 3735 A
3936(one)S
4107(can)S
4273(send)S
4483(SCSI)S
4722(commands)S
5183(to)S
2952 V
1080(any)S
1250(SCSI)S
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1997(user)S
2190(mode.)S
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3004(only.))S
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1080(DIOCGETP)S
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2060(large)S
2299(disks)S
(255x63)300 2542 A
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2983(returned.)S
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3600(size)S
3794(in)S
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4330(usually)S
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4929(than)S
5138(the)S
3360 V
1080(largest)S
1379(cylinder)S
1740(number)S
2078(indicates,)S
(because)319 2492 A
2842(the)S
2996(disk)S
3194(is)S
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3711(to)S
3820(exactly)S
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3480 V
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2055(be)S
2175(able)S
2368(to)S
(access)258 2471 A
2754(those)S
2991(last)S
3156(few)S
3333(sectors.)S
3648 V
870(D)S
872(Di)S
947(is)S
977(sk)S
1018(k)S
1111(l)S
1113(li)S
1143(ik)S
1173(ke)S
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1367(ev)S
1414(vi)S
1466(ic)S
1496(ce)S
1543(es)S
1590(s.)S
1631(.)S
3768 V
1080(Removable)S
1571(disks)S
((257oppies),)411 1810 A
2254(CD-ROM's)S
2763(and)S
2941(WORM)S
3298(disks)S
3537(may)S
3743(also)S
3938(be)S
(accessed)353 4066 A
(through)312 4452 A
4797(the)S
10 B
4953(sd)S
10 R
5082(dev-)S
3888 V
1080(ices.)S
1315(One)S
1511(is)S
1606(not)S
1762(allowed)S
2109(to)S
2215(write)S
2451(a)S
2524(WORM)S
2876(disk)S
3070(however,)S
(because)319 3469 A
3815(it)S
3898(is)S
3992(likely)S
4248(to)S
4353(be)S
4475(taken)S
4720(from)S
4943(an)S
5065(alien)S
4008 V
1080(operating)S
1486(system,)S
1816(so)S
1931(it)S
2013(seems)S
2285(safer)S
2508(to)S
2613(not)S
2768(allow)S
3019(Minix)S
3291(to)S
3396(stomp)S
3668(over)S
3874(it.)S
4007(One)S
4202(usually)S
4519(needs)S
4775(special)S
5082(O.S.)S
4128 V
(support)301 1080 A
1406(to)S
1509(keep)S
1724(one)S
1894(from)S
(writing)291 2115 A
2431(to)S
2534(the)S
2682(same)S
2914(block)S
3162(twice.)S
4296 V
1080(The)S
10 B
1268(DIOCEJECT)S
10 R
1886(ioctl)S
2096(ejects)S
2358(CD-ROMs,)S
(257oppies,)343 2857 A
3232(etc.)S
3432((See)S
10 B
3644(eject)S
10 R
3847((1).))S
4081(A)S
4186(256xed)S
4419(disk)S
4618(spins)S
4856(down)S
5111(if)S
5205(it)S
4416 V
(supports)340 1080 A
1445(the)S
1593(stop)S
1785(command.)S
4584 V
870(S)S
872(SC)S
930(CS)S
999(SI)S
1057(I)S
1134(T)S
1136(Ta)S
1200(ap)S
1247(pe)S
1299(es)S
1346(s)S
4704 V
1080(There)S
1354(are)S
1517(two)S
1707(types)S
1958(of)S
2081(SCSI)S
2333(tapes)S
2579(drives)S
(supported)396 2864 A
3299(by)S
3438(the)S
3600(driver:)S
3908(256xed)S
4148(or)S
4271(variable)S
4635(block)S
4897(size)S
5093(tape)S
4824 V
1080(drives.)S
1409(Examples)S
1839(of)S
1956(the)S
2112(256rst)S
2302(kind)S
2513(are)S
2670(cartridge)S
3062(tapes,)S
3327(with)S
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3617(256xed)S
(512)150 3851 A
4034(bytes)S
4279(block)S
4535(size.)S
4775(An)S
4931(Exabyte)S
4944 V
1080(tape)S
1280(drive)S
1519(has)S
1685(a)S
1762(variable)S
2119(block)S
2374(size,)S
2588(with)S
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3301(of)S
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3707(and)S
3885(a)S
3963(maximum)S
4403(of)S
(245760)300 4520 A
4853(bytes)S
5098((see)S
5064 V
1080(the)S
1248(documentation)S
1890(of)S
2019(such)S
2247(devices.))S
2677(The)S
2878(maximum)S
3329(is)S
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3859(to)S
(32767)250 3981 A
4275(bytes)S
4531(for)S
4693(Minix-86)S
5116(and)S
5184 V
(61440)250 1080 A
1355(bytes)S
1592(for)S
1735(Minix-vmd,)S
(because)319 2242 A
2586(the)S
2734(driver)S
3000(can't)S
3227(move)S
3475(more)S
3707(bytes)S
3944(in)S
4047(a)S
4117(single)S
4382(request.)S
5352 V
1080(A)S
1182(read)S
1385(or)S
1498(write)S
1736(to)S
1844(a)S
1919(256xed)S
2150(block)S
2403(size)S
2590(tape)S
2788(must)S
3013(be)S
3138(a)S
3213(precise)S
(multiple)335 3529 A
3894(of)S
4008(the)S
4161(block)S
4414(size,)S
4626(any)S
4801(other)S
(count)223 5038 A
5472 V
1080(gives)S
1325(results)S
1621(in)S
1732(an)S
1860(I/O)S
2028(error.)S
2308(A)S
2414(read)S
2621(from)S
2850(a)S
2927(variable)S
3284(block)S
3539(sized)S
3778(tape)S
3978(must)S
4205(be)S
4332(large)S
(enough)295 4566 A
4893(to)S
(accept)258 5003 A
5592 V
1080(the)S
1244(block)S
1508(that)S
1700(is)S
1808(read,)S
2048(otherwise)S
2481(an)S
2617(I/O)S
2793(error)S
(will)157 3031 A
3229(be)S
3365(returned.)S
3792(A)S
3906(write)S
4155(can)S
4336(be)S
4472(any)S
4658(size)S
(above)240 4856 A
5138(the)S
5712 V
1080(minimum,)S
1526(creating)S
1882(a)S
1958(block)S
2212(of)S
2327(that)S
2509(size.)S
2747(If)S
2846(the)S
3000(write)S
(count)223 3239 A
3492(is)S
3589(larger)S
3855(than)S
4058(the)S
4211(maximum)S
4648(block)S
4901(size)S
5088(then)S
5832 V
1080(more)S
1314(blocks)S
1603(are)S
(written)286 1754 A
(until)184 2067 A
2278(the)S
(count)223 2428 A
2678(becomes)S
3057(zero.)S
3308(The)S
3492(last)S
3659(block)S
3909(must)S
4132(be)S
4255(larger)S
4519(than)S
4720(the)S
4871(minimum)S
5952 V
1080(of)S
1189(course.)S
1527((This)S
1765(minimum)S
2180(is)S
2272(often)S
2504(as)S
2613(small)S
2856(as)S
2965(1)S
3040(byte,)S
3263(as)S
3372(for)S
3515(the)S
3663(Exabyte.))S
6120 V
1080(The)S
10 B
1263(mt)S
1408(blksize)S
10 R
1732(command)S
2155(may)S
2355(be)S
2477(used)S
2688(to)S
2793(select)S
3050(a)S
3122(256xed)S
3350(block)S
3600(size)S
3784(for)S
3929(a)S
4001(variable)S
4353(block)S
4603(sized)S
4837(tape.)S
5082(This)S
6240 V
(will)157 1080 A
1266(speed)S
1524(up)S
1653(I/O)S
1817(considerably)S
2360(for)S
2507(small)S
2753(block)S
3004(sizes.)S
3278((Some)S
3569(systems)S
3915(can)S
4083(only)S
4289(use)S
4451(256xed)S
4680(mode)S
4931(and)S
(will)157 5104 A
6360 V
1080(write)S
1313(an)S
1433(Exabyte)S
1788(tape)S
1981(with)S
(1024)200 2185 A
2410(byte)S
2608(blocks,)S
2920(which)S
3191(read)S
3390(very)S
3594(slow)S
3809(in)S
3912(variable)S
4262(mode.))S
6528 V
1080(A)S
1185(tape)S
1385(is)S
1484(a)S
1561(sequence)S
1962(of)S
2078(blocks)S
2372(and)S
2549(256lemarks.)S
3006(A)S
3111(tape)S
3311(may)S
3516(be)S
3643(opened)S
3965(and)S
4142(blocks)S
4436(may)S
4641(be)S
4769(read)S
4976(from)S
5205(it)S
6648 V
1080(upto)S
1286(a)S
1359(256lemark,)S
1748(after)S
1962(that)S
2141(all)S
2270(further)S
2573(reads)S
2814(return)S
3083(0.)S
3211(After)S
3453(the)S
3604(tape)S
3800(is)S
3895(closed)S
4180(and)S
4352(reopened)S
4748(one)S
4920(can)S
5087(read)S
6768 V
1080(the)S
1241(blocks)S
1541(following)S
1970(the)S
2131(256lemark)S
2505(if)S
2605(using)S
2860(a)S
(non-rewinding)592 2943 A
3574(device.)S
3926(This)S
4144(makes)S
4440(the)S
4602(tape)S
(look)178 4809 A
5026(like)S
5216(a)S
6888 V
1080(sequence)S
1474(of)S
1583(256les.)S
7056 V
1080(If)S
1186(a)S
1269(tape)S
1475(has)S
1647(been)S
(written)286 1875 A
2199(to)S
2315(or)S
2437(opened)S
2765(in)S
2881(write-only)S
3339(mode,)S
3625(then)S
3836(a)S
3919(256lemark)S
4293(is)S
(written)286 4399 A
4724(if)S
4825(the)S
4987(tape)S
5194(is)S
7176 V
1080(closed)S
1368(or)S
1483(if)S
1576(a)S
(space)224 1652 A
1907(command)S
2334(is)S
2432(issued.)S
2764(No)S
2918(extra)S
3151(256lemark)S
3518(is)S
(written)286 3616 A
3933(if)S
4026(the)S
4180(drive)S
4418(is)S
4516(instructed)S
4944(to)S
5053(write)S
7296 V
1080(256lemarks.)S
7903 V
720(Page)S
941(1)S
4455(September)S
4911(13,)S
(1996)200 5061 A
8143 V
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/slant 0 def
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480 V
10 R
720(SD)S
857(()S
899(4)S
957())S
2696(Eighth)S
(Edition)296 2989 A
4990(SD)S
5127(()S
5169(4)S
5227())S
960 V
870(R)S
872(Ra)S
941(aw)S
988(w)S
1104(G)S
1106(Ge)S
1181(en)S
1228(ne)S
1280(er)S
1327(ri)S
1363(ic)S
1393(c)S
1481(D)S
1483(De)S
1558(ev)S
1605(vi)S
1657(ic)S
1687(ce)S
1734(es)S
1781(s)S
1080 V
1080(Under)S
1363(Minix-vmd)S
1851(one)S
2027(can)S
2198(use)S
2363(the)S
2517(generic)S
2846(SCSI)S
3091(devices)S
3425(to)S
3535(program)S
3908(a)S
3985(SCSI)S
4230(device)S
4525(entirely)S
4865(from)S
5093(user)S
1200 V
1080(mode.)S
1389(The)S
1582(disk)S
1785(and)S
1966(tape)S
2170(devices)S
2508(probe)S
2773(for)S
2927(devices)S
3265(when)S
3519(opened,)S
3870(start)S
4079(disks)S
4320(and)S
4500(load)S
4708(tapes,)S
4975(but)S
5138(the)S
1320 V
1080(generic)S
1403(devices)S
1731(do)S
1857(nothing)S
2189(of)S
2299(this.)S
2520(Given)S
2792(an)S
2914(open)S
3136(256le)S
3292(descriptor)S
3722(to)S
3827(any)S
3999(SCSI)S
4239(character)S
4637(device)S
4927((not)S
5116(just)S
1440 V
1080(the)S
1228(generic)S
1550(devices))S
1911(one)S
2081(can)S
2246(use)S
2405(the)S
2553(following)S
(ioctl:)207 2969 A
1608 V
1440(ioctl(fd,)S
1787(SCIOCCMD,)S
2363(&scsicmd))S
1776 V
1080(The)S
1262(structure)S
1640(whose)S
1922(address)S
2249(is)S
2341(passed)S
2634(as)S
2743(the)S
2891(third)S
3106(argument)S
3511(is)S
3603(de256ned)S
3924(in)S
4027(<sys/scsi.h>)S
4548(as)S
4657(follows:)S
1944 V
1440(struct)S
1689(scsicmd)S
2038({)S
2064 V
1800(void)S
2160(*cmd;)S
2184 V
1800(size_t)S
2160(cmdlen;)S
2304 V
1800(void)S
(*buf;)212 2160 A
2424 V
1800(size_t)S
2160(bu257en;)S
2544 V
1800(void)S
2160(*sense;)S
2664 V
1800(size_t)S
2160(senselen;)S
2784 V
1800(int)S
2160(dir;)S
2904 V
1440(};)S
3072 V
10 B
1080(Cmd)S
10 R
1325(and)S
10 B
1502(cmdlen)S
10 R
1848(hold)S
2058(the)S
2213(address)S
2547(and)S
2724(length)S
3007(of)S
3123(an)S
3250(object)S
3528(holding)S
3867(a)S
(Group)257 3945 A
4235(0)S
4318(or)S
(Group)257 4435 A
4725(1)S
4808(SCSI)S
5054(com-)S
3192 V
1080(mand.)S
1379(The)S
1562(next)S
1761(two)S
1938(256elds)S
2182(describe)S
2544(a)S
2615(buffer)S
2888(of)S
2998(at)S
3097(most)S
3318(8)S
(kilobytes)368 3394 A
3788(used)S
3998(in)S
4102(the)S
4251(data)S
4445(in)S
4549(or)S
4658(out)S
4811(phase.)S
10 B
5115(Dir)S
3312 V
10 R
1080(is)S
1172(0)S
1247(if)S
1335(data)S
1529(is)S
1622(to)S
1726(be)S
1847(read)S
2047(from)S
2269(the)S
2418(device,)S
2732(1)S
2808(if)S
2896(data)S
3090(is)S
(written)286 3183 A
3495(to)S
3599(the)S
3748(device.)S
4087(If)S
4181(the)S
4330(ioctl)S
(succeeds)358 4535 A
4919(then)S
5118(0)S
5194(is)S
3432 V
1080(returned,)S
1467(otherwise)S
1885(-1)S
1995(with)S
10 B
(errno)241 2200 A
10 R
2467(set)S
2605(to)S
10 B
2709(EIO)S
10 R
2919(and)S
3090(the)S
3239(request)S
3556(sense)S
3800(info)S
3988(returned)S
4350(in)S
4454(the)S
4603(buffer)S
4875(described)S
3552 V
1080(by)S
1213(the)S
1369(sense)S
1620(and)S
1798(senselen)S
2172(256elds.)S
2473(If)S
2574(the)S
2730(sense)S
2981(key)S
3160(is)S
3261(zero)S
3469(on)S
3603(error)S
3834(then)S
4041(a)S
4120(host)S
4321(adapter)S
4652(error)S
4883(occurred,)S
3672 V
1080(this)S
1250(means)S
1532(that)S
1708(the)S
1856(device)S
2144(is)S
2236(most)S
2456(likely)S
2710(turned)S
2992(off)S
3135(or)S
3244(not)S
3397(present.)S
3840 V
9 R
720(F)S
722(FI)S
774(IL)S
807(LE)S
865(ES)S
923(S)S
3960 V
10 R
1080(/dev/sd[0)S
10 R-1
1454(-)S
10 R
1511(9],)S
1645(/dev/sd[1)S
10 R-1
2019(-)S
10 R
2076(46)S
10 R-1
2176(-)S
10 R
2233(9][a)S
10 R-1
2396(-)S
10 R
2453(d])S
3080(Usual)S
3340(disk)S
3532(devices.)S
4128 V
1080(/dev/rst4,)S
1482(/dev/nrst4)S
3080(Usual)S
3340(tape)S
3533(device.)S
4296 V
1080(/dev/rsg[0)S
10 R-1
1488(-)S
10 R
1545(7])S
3080(Raw)S
3290(generic)S
3612(devices.)S
4464 V
9 R
720(S)S
722(SE)S
774(EE)S
832(E)S
913(A)S
915(AL)S
983(LS)S
1041(SO)S
1093(O)S
4584 V
10 B
1080(hd)S
10 R
1192((4),)S
10 B
1360(mt)S
10 R
1478((1),)S
10 B
1646(eject)S
10 R
1849((1),)S
10 B
2017(mtio)S
10 R
2213((4),)S
10 B
2381(dd)S
10 R
2493((1).)S
4752 V
9 R
720(A)S
722(AU)S
790(UT)S
858(TH)S
916(HO)S
984(OR)S
1052(R)S
4872 V
10 R
1080(Kees)S
1307(J.)S
1396(Bot)S
1566((kjb@cs.vu.nl))S
7903 V
720(September)S
1176(13,)S
(1996)200 1326 A
4990(Page)S
5211(2)S
8143 V
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