📄 patch.1
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2326(\256le)S2480(names.)S2812(The)S2994(value)S3237(of)S3346(the)S10 B3494(VERSION_CONTROL)S10 R4537(environment)S5070(vari-)S7500 V1330(able)S1528(and)S1703(the)S1856(argument)S2266(to)S2374(the)S10 B2527(-V)S10 R2664(option)S2950(are)S3104(like)S3286(the)S(GNU)219 3440 A3690(Emacs)S3990(`version-control')S4704(variable;)S5088(they)S7903 V720(Page)S941(3)S2780(\()S2822(LOCAL)S3167(\))S4455(September)S4911(13,)S(1996)200 5061 A8143 VEP%%Page: 4 4BP/slant 0 def/height 0 def480 V10 R720(PATCH)S1059(\()S1101(1)S1159(\))S2696(Eighth)S(Edition)296 2989 A4788(PATCH)S5127(\()S5169(1)S5227(\))S960 V1330(also)S(recognize)392 1527 A(synonyms)406 1953 A2393(that)S2578(are)S2736(more)S2977(descriptive.)S3503(The)S3694(valid)S3929(values)S4220(are)S4378(\(unique)S4719(abbreviations)S1080 V1330(are)S(accepted\):)415 1479 A1248 V1330(`t')S1451(or)S1560(`numbered')S1368 V1690(Always)S2023(make)S2266(numbered)S(backups.)354 2693 A1536 V1330(`nil')S1529(or)S1638(`existing')S1656 V1690(Make)S1951(numbered)S(backups)329 2385 A2746(of)S2862(\256les)S3062(that)S3245(already)S3574(have)S3796(them,)S4054(simple)S(backups)329 4355 A4717(of)S4834(the)S4990(others.)S1776 V1690(This)S1894(is)S1986(the)S2134(default.)S1944 V1330(`never')S1647(or)S1756(`simple')S2064 V1690(Always)S2023(make)S2266(simple)S(backups.)354 2559 A2232 V10 B-11080(-)S10 B1137(x<number>)S2352 V10 R1330(sets)S1506(internal)S(debugging)423 1839 A2287(\257ags,)S2527(and)S2697(is)S2789(of)S2898(interest)S3220(only)S3423(to)S10 I3526(patch)S10 R3774(patchers.)S2520 V9 R720(A)S722(AU)S790(UT)S858(TH)S916(HO)S984(OR)S1052(R)S2640 V10 R1080(Larry)S1330(Wall)S1551(<lwall@netlabs.com>)S2760 V1080(with)S1284(many)S1532(other)S1764(contributors.)S2928 V9 R720(E)S722(EN)S780(NV)S848(VI)S916(IR)S949(RO)S1011(ON)S1079(NM)S1147(ME)S1229(EN)S1287(NT)S1355(T)S3048 V10 B1080(TMPDIR)S3168 V10 R1440(Directory)S1852(to)S1955(put)S2108(temporary)S2547(\256les)S2740(in;)S2871(default)S3176(is)S3268(/tmp.)S3336 V10 B1080(SIMPLE_BACKUP_SUFFIX)S3456 V10 R1440(Extension)S1867(to)S1970(use)S2129(for)S(backup)290 2272 A2587(\256le)S2741(names)S3023(instead)S3333(of)S3442(``.orig'')S3790(or)S(``\304''.)195 3899 A3624 V10 B1080(VERSION_CONTROL)S3744 V10 R1440(Selects)S1751(when)S1994(numbered)S(backup)290 2421 A2736(\256les)S2929(are)S3078(made.)S3912 V9 R720(F)S722(FI)S774(IL)S807(LE)S865(ES)S923(S)S4032 V10 R1080($TMPDIR/patch*)S4200 V9 R720(S)S722(SE)S774(EE)S832(E)S928(A)S930(AL)S998(LS)S1056(SO)S1108(O)S4320 V10 R(diff\(1\))264 1080 A4488 V9 R720(N)S722(NO)S790(OT)S858(TE)S916(ES)S974(S)S1064(F)S1066(FO)S1118(OR)S1186(R)S1286(P)S1288(PA)S1340(AT)S1408(TC)S1466(CH)S1528(H)S1634(S)S1636(SE)S1688(EN)S1746(ND)S1814(DE)S1882(ER)S1940(RS)S2002(S)S4608 V10 R1080(There)S1343(are)S1494(several)S1807(things)S(you)150 2079 A(should)267 2256 A2550(bear)S2752(in)S2858(mind)S3092(if)S(you)150 3182 A3360(are)S3512(going)S3768(to)S3874(be)S3997(sending)S4337(out)S4493(patches.)S4873(First,)S(you)150 5111 A4728 V1080(can)S1256(save)S1471(people)S1775(a)S1856(lot)S1998(of)S2118(grief)S2345(by)S2481(keeping)S2835(a)S2915(patchlevel.h)S3439(\256le)S3603(which)S3884(is)S3986(patched)S4334(to)S4447(increment)S4885(the)S5043(patch)S4848 V1080(level)S1305(as)S1418(the)S1570(\256rst)S1756(diff)S1931(in)S2038(the)S2190(patch)S2437(\256le)S(you)150 2595 A2774(send)S2987(out.)S3194(If)S(you)150 3291 A3470(put)S3627(a)S3701(Prereq:)S4022(line)S4202(in)S4309(with)S4517(the)S4669(patch,)S4941(it)S5026(won't)S4968 V1080(let)S1219(them)S1458(apply)S1719(patches)S2059(out)S2225(of)S2347(order)S(without)307 2598 A2943(some)S3192(warning.)S(Second,)321 3609 A3967(make)S4222(sure)S(you've)279 4427 A4743(speci\256ed)S5138(the)S5088 V1080(\256lenames)S1493(right,)S1735(either)S1992(in)S2097(a)S2169(context)S2492(diff)S2665(header,)S2986(or)S3097(with)S3303(an)S3425(Index:)S3709(line.)S3937(If)S(you)150 4033 A4211(are)S4363(patching)S4737(something)S5183(in)S5208 V1080(a)S(subdirectory,)528 1155 A1713(be)S1838(sure)S2036(to)S2144(tell)S2303(the)S2456(patch)S2704(user)S2902(to)S3010(specify)S3331(a)S10 B-13406(-)S10 B3463(p)S10 R3549(switch)S3842(as)S3955(needed.)S4319(Third,)S(you)150 4597 A4776(can)S4945(create)S5216(a)S5328 V1080(\256le)S1237(by)S1365(sending)S1705(out)S1861(a)S1934(diff)S2108(that)S2287(compares)S2701(a)S2774(null)S2958(\256le)S3115(to)S3221(the)S3372(\256le)S(you)150 3530 A3709(want)S3934(to)S4041(create.)S4362(This)S(will)157 4570 A4756(only)S4963(work)S5199(if)S5448 V1080(the)S1229(\256le)S(you)150 1384 A1560(want)S1782(to)S1886(create)S2154(doesn't)S2476(exist)S2692(already)S3015(in)S3119(the)S3268(target)S3524(directory.)S3963(Fourth,)S4281(take)S4474(care)S4668(not)S4821(to)S4924(send)S5133(out)S5568 V1080(reversed)S1457(patches,)S1819(since)S2061(it)S2152(makes)S2444(people)S(wonder)302 2747 A3084(whether)S3444(they)S3652(already)S3985(applied)S4317(the)S4476(patch.)S4780(Fifth,)S5037(while)S5688 V(you)150 1080 A1264(may)S1471(be)S1600(able)S1802(to)S1914(get)S2071(away)S2317(with)S(putting)284 2529 A(582)150 2846 A3029(diff)S3208(listings)S3531(into)S3720(one)S3898(\256le,)S4085(it)S4174(is)S4274(probably)S4664(wiser)S4916(to)S(group)234 5027 A5808 V1080(related)S1380(patches)S1707(into)S1888(separate)S2244(\256les)S2437(in)S2540(case)S2739(something)S3182(goes)S3391(haywire.)S5976 V9 R720(D)S722(DI)S790(IA)S823(AG)S891(GN)S959(NO)S1027(OS)S1095(ST)S1147(TI)S1205(IC)S1238(CS)S1300(S)S6096 V10 R1080(Too)S1267(many)S1515(to)S1618(list)S1766(here,)S1990(but)S2143(generally)S2543(indicative)S2965(that)S10 I3141(patch)S10 R3389(couldn't)S3749(parse)S(your)184 3987 A4196(patch)S4439(\256le.)S6264 V1080(The)S1279(message)S(``Hmm...'')440 1662 A2144(indicates)S2544(that)S2737(there)S2982(is)S(unprocessed)497 3092 A3632(text)S3826(in)S3947(the)S4113(patch)S4374(\256le)S4546(and)S4734(that)S10 I4928(patch)S10 R5194(is)S6384 V1080(attempting)S1535(to)S1638(intuit)S1875(whether)S2225(there)S2452(is)S2544(a)S2614(patch)S2857(in)S2960(that)S3136(text)S3312(and,)S3507(if)S3594(so,)S3733(what)S3954(kind)S4157(of)S4266(patch)S4509(it)S4590(is.)S6552 V10 I1080(Patch)S10 R(will)157 1340 A1522(exit)S1698(with)S1902(a)S(non-zero)358 1972 A2355(status)S2609(if)S2696(any)S2866(reject)S3116(\256les)S3309(were)S3531(created.)S3898(When)S4163(applying)S4539(a)S4609(set)S4746(of)S4855(patches)S5183(in)S6672 V1080(a)S(loop)178 1158 A1369(it)S(behooves)379 1458 A(you)150 1870 A2053(to)S2164(check)S2431(this)S2608(exit)S2791(status)S3052(so)S(you)150 3173 A(don't)212 3355 A3599(apply)S3854(a)S3931(later)S4143(patch)S4393(to)S4503(a)S4580(partially)S4948(patched)S6792 V1080(\256le.)S6960 V9 R720(C)S722(CA)S784(AV)S852(VE)S920(EA)S978(AT)S1046(TS)S1104(S)S7080 V10 I1080(Patch)S10 R(cannot)268 1345 A1643(tell)S1802(if)S1894(the)S2047(line)S2228(numbers)S2604(are)S2758(off)S2906(in)S3014(an)S3139(ed)S3264(script,)S3544(and)S3720(can)S3891(only)S4100(detect)S4372(bad)S4548(line)S4730(numbers)S5107(in)S5216(a)S7200 V1080(normal)S1393(diff)S1567(when)S1813(it)S1897(\256nds)S2120(a)S2193(``change'')S2642(or)S2754(a)S2827(``delete'')S3232(command.)S3706(A)S3807(context)S4130(diff)S4303(using)S4547(fuzz)S4748(factor)S5011(3)S5088(may)S7320 V1080(have)S1301(the)S1455(same)S1693(problem.)S(Until)207 2109 A2347(a)S2423(suitable)S2767(interactive)S(interface)354 3224 A3609(is)S3707(added,)S(you)150 4003 A(should)267 4185 A4484(probably)S4873(do)S5005(a)S5082(con-)S7440 V1080(text)S1257(diff)S1429(in)S1533(these)S1766(cases)S2005(to)S2109(see)S2264(if)S2352(the)S2501(changes)S2851(made)S3095(sense.)S3389(Of)S3522(course,)S(compiling)407 3836 A(without)307 4269 A4602(errors)S4864(is)S4956(a)S5026(pretty)S7903 V720(September)S1176(13,)S(1996)200 1326 A2780(\()S2822(LOCAL)S3167(\))S4990(Page)S5211(4)S8143 VEP%%Page: 5 5BP/slant 0 def/height 0 def480 V10 R720(PATCH)S1059(\()S1101(1)S1159(\))S2696(Eighth)S(Edition)296 2989 A4788(PATCH)S5127(\()S5169(1)S5227(\))S960 V(good)200 1080 A1305(indication)S1732(that)S1908(the)S2056(patch)S2299(worked,)S2651(but)S2804(not)S2957(always.)S1128 V10 I1080(Patch)S10 R1354(usually)S(produces)363 1683 A2085(the)S2247(correct)S2567(results,)S2894(even)S3123(when)S3380(it)S3475(has)S3649(to)S3767(do)S3907(a)S3992(lot)S4138(of)S4262(guessing.)S4703(However,)S5138(the)S1248 V1080(results)S1377(are)S1535(guaranteed)S2010(to)S2121(be)S2249(correct)S2563(only)S2774(when)S3025(the)S3181(patch)S3432(is)S3532(applied)S3861(to)S3972(exactly)S4296(the)S4452(same)S4692(version)S5021(of)S5138(the)S1368 V1080(\256le)S1234(that)S1410(the)S1558(patch)S1801(was)S1983(generated)S2400(from.)S1536 V9 R720(B)S722(BU)S784(UG)S852(GS)S920(S)S1656 V10 R1080(Could)S1355(be)S1480(smarter)S(about)223 1813 A2067(partial)S2356(matches,)S2742(excessively)S3237(deviant)S3564(offsets)S3864(and)S4040(swapped)S4423(code,)S4669(but)S4828(that)S5010(would)S1776 V1080(take)S1273(an)S1393(extra)S1620(pass.)S1944 V1080(If)S1174(code)S1390(has)S1550(been)S(duplicated)419 1766 A2211(\(for)S2389(instance)S2745(with)S2950(#ifdef)S3217(OLDCODE)S(...)75 3726 A3827(#else)S(...)75 4061 A4188(#endif\),)S10 I4531(patch)S10 R4781(is)S4875(incapable)S2064 V1080(of)S1190(patching)S1562(both)S1765(versions,)S2150(and,)S2345(if)S2432(it)S2513(works)S2784(at)S2882(all,)S(will)157 3033 A3215(likely)S3469(patch)S3712(the)S(wrong)257 3860 A4142(one,)S4337(and)S4507(tell)S(you)150 4661 A4836(that)S5012(it)S5093(suc-)S2184 V(ceeded)280 1080 A1385(to)S(boot.)203 1488 A2352 V1080(If)S(you)150 1184 A1370(apply)S1629(a)S1710(patch)S(you've)279 1964 A2279(already)S2612(applied,)S10 I2969(patch)S10 R(will)157 3228 A3421(think)S3663(it)S3755(is)S3858(a)S3939(reversed)S4317(patch,)S4596(and)S4778(offer)S5012(to)S5127(un-)S2472 V1080(apply)S1328(the)S1476(patch.)S1769(This)S1973(could)S2221(be)S2341(construed)S2757(as)S2866(a)S2936(feature.)S7903 V720(Page)S941(5)S2780(\()S2822(LOCAL)S3167(\))S4455(September)S4911(13,)S(1996)200 5061 A8143 VEP%%Trailer%%DocumentFonts: Times-Roman Times-Bold Times-Italic%%Pages: 5⌨️ 快捷键说明
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