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2.714 F(alue)-.25 E(is 0 unless the shell is not e)144 345.6 Q -.15(xe)
-.15 G(cuting a loop when).15 E F1(br)2.5 E(eak)-.18 E F0(is e)2.5 E
-.15(xe)-.15 G(cuted.).15 E F1 -.2(bu)108 362.4 S(iltin).2 E F2
(shell\255b)2.5 E(uiltin)-.2 E F0([)2.5 E F2(ar)A(guments)-.37 E F0(])A
(Ex)144 374.4 Q .792(ecute the speci\214ed shell b)-.15 F .792
(uiltin, passing it)-.2 F F2(ar)3.293 E(guments)-.37 E F0 3.293(,a).27 G
.793(nd return its e)-3.293 F .793(xit status.)-.15 F .793
(This is useful)5.793 F .616
(when de\214ning a function whose name is the same as a shell b)144
386.4 R .615(uiltin, retaining the functionality of)-.2 F .57(the b)144
398.4 R .57(uiltin within the function.)-.2 F(The)5.57 E F1(cd)3.07 E F0
-.2(bu)3.07 G .57(iltin is commonly rede\214ned this w).2 F(ay)-.1 E
5.57(.T)-.65 G .57(he return status)-5.57 F(is f)144 410.4 Q(alse if)-.1
E F2(shell\255b)2.84 E(uiltin)-.2 E F0(is not a shell b)2.74 E
(uiltin command.)-.2 E F1(cd)108 427.2 Q F0([)2.5 E F1(\255L|-P)A F0 2.5
(][)C F2(dir)-2.5 E F0(])A .21(Change the current directory to)144 439.2
R F2(dir)2.71 E F0 5.21(.T)C .21(he v)-5.21 F(ariable)-.25 E/F4 9
/Times-Bold@0 SF(HOME)2.71 E F0 .21(is the def)2.46 F(ault)-.1 E F2(dir)
2.71 E F0 5.21(.T).73 G .21(he v)-5.21 F(ariable)-.25 E F4(CDP)2.71 E
-.855(AT)-.666 G(H).855 E F0 .776
(de\214nes the search path for the directory containing)144 451.2 R F2
(dir)3.276 E F0 5.777(.A).73 G(lternati)-5.777 E 1.077 -.15(ve d)-.25 H
.777(irectory names in).15 F F4(CDP)3.277 E -.855(AT)-.666 G(H).855 E F0
.764(are separated by a colon \(:\).)144 463.2 R 3.264(An)5.764 G .764
(ull directory name in)-3.264 F F4(CDP)3.264 E -.855(AT)-.666 G(H).855 E
F0 .764(is the same as the current direc-)3.014 F(tory)144 475.2 Q 2.973
(,i)-.65 G .473(.e., `)-2.973 F(`)-.74 E F1(.)A F0 -.74('')C 5.473(.I)
.74 G(f)-5.473 E F2(dir)3.323 E F0(be)3.703 E .474
(gins with a slash \(/\), then)-.15 F F4(CDP)2.974 E -.855(AT)-.666 G(H)
.855 E F0 .474(is not used. The)2.724 F F1<ad50>2.974 E F0 .474
(option says to use)2.974 F .58(the ph)144 487.2 R .58
(ysical directory structure instead of follo)-.05 F .579
(wing symbolic links \(see also the)-.25 F F1<ad50>3.079 E F0 .579
(option to the)3.079 F F1(set)144 499.2 Q F0 -.2(bu)3.383 G .883
(iltin command\); the).2 F F1<ad4c>3.383 E F0 .884
(option forces symbolic links to be follo)3.384 F 3.384(wed. An)-.25 F
(ar)3.384 E .884(gument of)-.18 F F1<ad>3.384 E F0(is)3.384 E(equi)144
511.2 Q -.25(va)-.25 G .063(lent to).25 F F4($OLDPWD)2.563 E/F5 9
/Times-Roman@0 SF(.)A F0 .063(If a non-empty directory name from)4.563 F
F1(CDP)2.562 E -.95(AT)-.74 G(H).95 E F0 .062(is used, or if)2.562 F F1
<ad>2.562 E F0 .062(is the \214rst)2.562 F(ar)144 523.2 Q .116(gument, \
and the directory change is successful, the absolute pathname of the ne)
-.18 F 2.616(ww)-.25 G .116(orking direc-)-2.716 F 1.165
(tory is written to the standard output.)144 535.2 R 1.164(The return v)
6.164 F 1.164(alue is true if the directory w)-.25 F 1.164
(as successfully)-.1 F(changed; f)144 547.2 Q(alse otherwise.)-.1 E F1
(caller)108 564 Q F0([)2.5 E F2 -.2(ex)C(pr).2 E F0(])A .253
(Returns the conte)144 576 R .254(xt of an)-.15 F 2.754(ya)-.15 G(cti)
-2.754 E .554 -.15(ve s)-.25 H .254
(ubroutine call \(a shell function or a script e).15 F -.15(xe)-.15 G
.254(cuted with the).15 F F1(.)2.754 E F0(or)2.754 E F1(sour)144 588 Q
(ce)-.18 E F0 -.2(bu)3.063 G 3.063(iltins. W).2 F(ithout)-.4 E F2 -.2
(ex)3.062 G(pr).2 E F0(,)A F1(caller)3.062 E F0 .562
(displays the line number and source \214lename of the current)3.062 F
.253(subroutine call.)144 600 R .253(If a non-ne)5.253 F -.05(ga)-.15 G
(ti).05 E .553 -.15(ve i)-.25 H(nte).15 E .253(ger is supplied as)-.15 F
F2 -.2(ex)2.753 G(pr).2 E F0(,)A F1(caller)2.753 E F0 .254
(displays the line number)2.754 F 2.754(,s)-.4 G(ub-)-2.754 E 1.327(rou\
tine name, and source \214le corresponding to that position in the curr\
ent e)144 612 R -.15(xe)-.15 G 1.327(cution call stack.).15 F(This e)144
624 Q(xtra information may be used, for e)-.15 E .001
(xample, to print a stack trace.)-.15 F .001(The current frame is frame)
5.001 F 3.02(0. The)144 636 R .52(return v)3.02 F .52
(alue is 0 unless the shell is not e)-.25 F -.15(xe)-.15 G .519
(cuting a subroutine call or).15 F F2 -.2(ex)3.019 G(pr).2 E F0 .519
(does not corre-)3.019 F(spond to a v)144 648 Q
(alid position in the call stack.)-.25 E F1(command)108 664.8 Q F0([)2.5
E F1(\255pVv)A F0(])A F2(command)2.5 E F0([)2.5 E F2(ar)A(g)-.37 E F0
(...])2.5 E(Run)144 676.8 Q F2(command)2.956 E F0(with)3.527 E F2(ar)
3.087 E(gs)-.37 E F0 .257
(suppressing the normal shell function lookup. Only b)3.027 F .257
(uiltin commands or)-.2 F .502(commands found in the)144 688.8 R F4
-.666(PA)3.002 G(TH)-.189 E F0 .502(are e)2.752 F -.15(xe)-.15 G 3.002
(cuted. If).15 F(the)3.002 E F1<ad70>3.002 E F0 .502(option is gi)3.002
F -.15(ve)-.25 G .501(n, the search for).15 F F2(command)3.201 E F0(is)
3.771 E .231(performed using a def)144 700.8 R .231(ault v)-.1 F .231
(alue for)-.25 F F1 -.74(PA)2.731 G(TH)-.21 E F0 .231
(that is guaranteed to \214nd all of the standard utilities.)2.731 F(If)
5.232 E .175(either the)144 712.8 R F1<ad56>2.675 E F0(or)2.675 E F1
<ad76>2.675 E F0 .175(option is supplied, a description of)2.675 F F2
(command)2.875 E F0 .174(is printed.)3.445 F(The)5.174 E F1<ad76>2.674 E
F0 .174(option causes)2.674 F 3.11(as)144 724.8 S .61(ingle w)-3.11 F
.61(ord indicating the command or \214le name used to in)-.1 F -.2(vo)
-.4 G -.1(ke).2 G F2(command)3.41 E F0 .61(to be displayed; the)3.88 F
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2.749 E F1<ad76>2.749 E F0 .249(option is supplied, the e)2.749 F .249
(xit status)-.15 F 1.004(is 0 if)144 96 R/F2 10/Times-Italic@0 SF
(command)3.704 E F0 -.1(wa)4.274 G 3.504(sf).1 G 1.005
(ound, and 1 if not.)-3.504 F 1.005
(If neither option is supplied and an error occurred or)6.005 F F2
(command)144.2 108 Q F0 1.599(cannot be found, the e)4.869 F 1.599
(xit status is 127.)-.15 F 1.599(Otherwise, the e)6.599 F 1.598
(xit status of the)-.15 F F1(command)4.098 E F0 -.2(bu)144 120 S
(iltin is the e).2 E(xit status of)-.15 E F2(command)2.5 E F0(.).77 E F1
(compgen)108 136.8 Q F0([)2.5 E F2(option)A F0 2.5(][)C F2(wor)-2.5 E(d)
-.37 E F0(])A .012(Generate possible completion matches for)144 148.8 R
F2(wor)2.513 E(d)-.37 E F0 .013(according to the)2.513 F F2(option)2.513
E F0 .013(s, which may be an)B 2.513(yo)-.15 G(ption)-2.513 E .982
(accepted by the)144 160.8 R F1(complete)3.482 E F0 -.2(bu)3.481 G .981
(iltin with the e).2 F .981(xception of)-.15 F F1<ad70>3.481 E F0(and)
3.481 E F1<ad72>3.481 E F0 3.481(,a)C .981(nd write the matches to the)
-3.481 F 1.415(standard output.)144 172.8 R 1.415(When using the)6.415 F
F1<ad46>3.915 E F0(or)3.915 E F1<ad43>3.915 E F0 1.415(options, the v)
3.915 F 1.415(arious shell v)-.25 F 1.415(ariables set by the pro-)-.25
F(grammable completion f)144 184.8 Q(acilities, while a)-.1 E -.25(va)
-.2 G(ilable, will not ha).25 E .3 -.15(ve u)-.2 H(seful v).15 E(alues.)
-.25 E .352(The matches will be generated in the same w)144 208.8 R .352
(ay as if the programmable completion code had gen-)-.1 F .02(erated th\
em directly from a completion speci\214cation with the same \215ags.)144
220.8 R(If)5.02 E F2(wor)2.52 E(d)-.37 E F0 .02(is speci\214ed, only)
2.52 F(those completions matching)144 232.8 Q F2(wor)2.5 E(d)-.37 E F0
(will be displayed.)2.5 E(The return v)144 256.8 Q
(alue is true unless an in)-.25 E -.25(va)-.4 G
(lid option is supplied, or no matches were generated.).25 E F1
(complete)108 273.6 Q F0([)2.787 E F1(\255abcdefgjksuv)A F0 2.787(][)C
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F2(action)2.786 E F0 2.786(][)C F1<ad47>-2.786 E F2(globpat)2.786 E F0
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E F2(suf-)2.786 E<8c78>108 285.6 Q F0(])A([)144 297.6 Q F1<ad58>A F2
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(name ...)A F0(])A F1(complete \255pr)108 309.6 Q F0([)2.5 E F2(name)A
F0(...])2.5 E .634(Specify ho)144 321.6 R 3.134(wa)-.25 G -.18(rg)-3.134
G .634(uments to each).18 F F2(name)3.134 E F0 .634
(should be completed.)3.134 F .633(If the)5.634 F F1<ad70>3.133 E F0
.633(option is supplied, or if no)3.133 F .139(options are supplied, e)
144 333.6 R .139(xisting completion speci\214cations are printed in a w)
-.15 F .14(ay that allo)-.1 F .14(ws them to be)-.25 F .31
(reused as input.)144 345.6 R(The)5.31 E F1<ad72>2.81 E F0 .31
(option remo)2.81 F -.15(ve)-.15 G 2.81(sac).15 G .31
(ompletion speci\214cation for each)-2.81 F F2(name)2.81 E F0 2.81(,o)C
1.11 -.4(r, i)-2.81 H 2.81(fn).4 G(o)-2.81 E F2(name)2.81 E F0(s)A
(are supplied, all completion speci\214cations.)144 357.6 Q 1.437
(The process of applying these completion speci\214cations when w)144
381.6 R 1.438(ord completion is attempted is)-.1 F(described abo)144
393.6 Q .3 -.15(ve u)-.15 H(nder).15 E F1(Pr)2.5 E
(ogrammable Completion)-.18 E F0(.)A .556
(Other options, if speci\214ed, ha)144 417.6 R .856 -.15(ve t)-.2 H .555
(he follo).15 F .555(wing meanings.)-.25 F .555(The ar)5.555 F .555
(guments to the)-.18 F F1<ad47>3.055 E F0(,)A F1<ad57>3.055 E F0 3.055
(,a)C(nd)-3.055 E F1<ad58>3.055 E F0 .722(options \(and, if necessary)
144 429.6 R 3.222(,t)-.65 G(he)-3.222 E F1<ad50>3.222 E F0(and)3.222 E
F1<ad53>3.222 E F0 .723
(options\) should be quoted to protect them from e)3.222 F(xpan-)-.15 E
(sion before the)144 441.6 Q F1(complete)2.5 E F0 -.2(bu)2.5 G
(iltin is in).2 E -.2(vo)-.4 G -.1(ke).2 G(d.).1 E F1<ad6f>144 453.6 Q
F2(comp-option)2.5 E F0(The)184 465.6 Q F2(comp-option)2.791 E F0 .291
(controls se)2.791 F -.15(ve)-.25 G .291(ral aspects of the compspec')
.15 F 2.791(sb)-.55 G(eha)-2.791 E .291(vior be)-.2 F .291
(yond the simple)-.15 F(generation of completions.)184 477.6 Q F2
(comp-option)5 E F0(may be one of:)2.5 E F1(bashdefault)184 489.6 Q F0
.281(Perform the rest of the def)224 501.6 R(ault)-.1 E F1(bash)2.781 E
F0 .281(completions if the compspec generates no)2.781 F(matches.)224
513.6 Q F1(default)184 525.6 Q F0 2.876(Use readline')10 F 5.376(sd)-.55
G(ef)-5.376 E 2.875
(ault \214lename completion if the compspec generates no)-.1 F(matches.)
224 537.6 Q F1(dir)184 549.6 Q(names)-.15 E F0(Perform directory name c\
ompletion if the compspec generates no matches.)224 561.6 Q F1
(\214lenames)184 573.6 Q F0 -.7(Te)224 585.6 S .137(ll readline that th\
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-.15 G(le-)-2.637 E .496(name\255speci\214c processing \(lik)224 597.6 R
2.996(ea)-.1 G .496(dding a slash to directory names or suppress-)-2.996
F(ing trailing spaces\).)224 609.6 Q
(Intended to be used with shell functions.)5 E F1(nospace)184 621.6 Q F0
-.7(Te)6.11 G .22(ll readline not to append a space \(the def).7 F .22
(ault\) to w)-.1 F .22(ords completed at the end)-.1 F(of the line.)224
633.6 Q F1(plusdirs)184 645.6 Q F0 1.985(After an)5.54 F 4.485(ym)-.15 G
1.985(atches de\214ned by the compspec are generated, directory name)
-4.485 F .583(completion is attempted and an)224 657.6 R 3.084(ym)-.15 G
.584(atches are added to the results of the other)-3.084 F(actions.)224
669.6 Q F1<ad41>144 681.6 Q F2(action)2.5 E F0(The)184 693.6 Q F2
(action)2.5 E F0(may be one of the follo)2.5 E
(wing to generate a list of possible completions:)-.25 E F1(alias)184
705.6 Q F0(Alias names.)20.55 E(May also be speci\214ed as)5 E F1<ad61>
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2.5(yb)-.05 G(inding names.)-2.5 E F1 -.2(bu)184 120 S(iltin).2 E F0
(Names of shell b)11.85 E(uiltin commands.)-.2 E
(May also be speci\214ed as)5 E F1<ad62>2.5 E F0(.)A F1(command)184 132
Q F0(Command names.)224 144 Q(May also be speci\214ed as)5 E F1<ad63>2.5
E F0(.)A F1(dir)184 156 Q(ectory)-.18 E F0(Directory names.)224 168 Q
(May also be speci\214ed as)5 E F1<ad64>2.5 E F0(.)A F1(disabled)184 180
Q F0(Names of disabled shell b)224 192 Q(uiltins.)-.2 E F1(enabled)184
204 Q F0(Names of enabled shell b)6.66 E(uiltins.)-.2 E F1(export)184
216 Q F0(Names of e)12.23 E(xported shell v)-.15 E 2.5(ariables. May)
-.25 F(also be speci\214ed as)2.5 E F1<ad65>2.5 E F0(.)A F1(\214le)184
228 Q F0(File names.)27.22 E(May also be speci\214ed as)5 E F1<ad66>2.5
E F0(.)A F1(function)184 240 Q F0(Names of shell functions.)224 252 Q F1
(gr)184 264 Q(oup)-.18 E F0(Group names.)14.62 E
(May also be speci\214ed as)5 E F1<ad67>2.5 E F0(.)A F1(helptopic)184
276 Q F0(Help topics as accepted by the)224 288 Q F1(help)2.5 E F0 -.2
(bu)2.5 G(iltin.).2 E F1(hostname)184 300 Q F0(Hostnames, as tak)224 312
Q(en from the \214le speci\214ed by the)-.1 E/F2 9/Times-Bold@0 SF
(HOSTFILE)2.5 E F0(shell v)2.25 E(ariable.)-.25 E F1(job)184 324 Q F0
(Job names, if job control is acti)26.11 E -.15(ve)-.25 G 5(.M).15 G
(ay also be speci\214ed as)-5 E F1<ad6a>2.5 E F0(.)A F1 -.1(ke)184 336 S
(yw).1 E(ord)-.1 E F0(Shell reserv)224 348 Q(ed w)-.15 E 2.5(ords. May)
-.1 F(also be speci\214ed as)2.5 E F1<ad6b>2.5 E F0(.)A F1(running)184
360 Q F0(Names of running jobs, if job control is acti)5.54 E -.15(ve)
-.25 G(.).15 E F1(ser)184 372 Q(vice)-.1 E F0(Service names.)10.67 E
(May also be speci\214ed as)5 E F1<ad73>2.5 E F0(.)A F1(setopt)184 384 Q
F0 -1.11(Va)14.45 G(lid ar)1.11 E(guments for the)-.18 E F1<ad6f>2.5 E
F0(option to the)2.5 E F1(set)2.5 E F0 -.2(bu)2.5 G(iltin.).2 E F1
(shopt)184 396 Q F0(Shell option names as accepted by the)16.66 E F1
(shopt)2.5 E F0 -.2(bu)2.5 G(iltin.).2 E F1(signal)184 408 Q F0
(Signal names.)14.99 E F1(stopped)184 420 Q F0
(Names of stopped jobs, if job control is acti)6.66 E -.15(ve)-.25 G(.)
.15 E F1(user)184 432 Q F0(User names.)21.67 E
(May also be speci\214ed as)5 E F1<ad75>2.5 E F0(.)A F1 -.1(va)184 444 S
(riable).1 E F0(Names of all shell v)5.1 E 2.5(ariables. May)-.25 F
(also be speci\214ed as)2.5 E F1<ad76>2.5 E F0(.)A F1<ad47>144 456 Q/F3
10/Times-Italic@0 SF(globpat)2.5 E F0 1.411(The \214lename e)184 468 R
1.411(xpansion pattern)-.15 F F3(globpat)3.911 E F0 1.411(is e)3.911 F
1.411(xpanded to generate the possible comple-)-.15 F(tions.)184 480 Q
F1<ad57>144 492 Q F3(wor)2.5 E(dlist)-.37 E F0(The)184 504 Q F3(wor)
3.639 E(dlist)-.37 E F0 1.14(is split using the characters in the)3.639
F F2(IFS)3.64 E F0 1.14(special v)3.39 F 1.14
(ariable as delimiters, and)-.25 F 2.008(each resultant w)184 516 R
2.008(ord is e)-.1 F 4.508(xpanded. The)-.15 F 2.007
(possible completions are the members of the)4.508 F
(resultant list which match the w)184 528 Q(ord being completed.)-.1 E
F1<ad43>144 540 Q F3(command)2.5 E(command)184 552 Q F0 1.055(is e)3.555
F -.15(xe)-.15 G 1.055(cuted in a subshell en).15 F 1.056
(vironment, and its output is used as the possible)-.4 F(completions.)
184 564 Q F1<ad46>144 576 Q F3(function)2.5 E F0 1.181
(The shell function)184 588 R F3(function)3.681 E F0 1.181(is e)3.681 F
-.15(xe)-.15 G 1.181(cuted in the current shell en).15 F 3.68
(vironment. When)-.4 F 1.18(it \214n-)3.68 F .932
(ishes, the possible completions are retrie)184 600 R -.15(ve)-.25 G
3.432(df).15 G .932(rom the v)-3.432 F .932(alue of the)-.25 F F2
(COMPREPL)3.432 E(Y)-.828 E F0(array)3.182 E -.25(va)184 612 S(riable.)
.25 E F1<ad58>144 624 Q F3(\214lterpat)2.5 E(\214lterpat)184 636 Q F0
.733(is a pattern as used for \214lename e)3.234 F 3.233(xpansion. It)
-.15 F .733(is applied to the list of possible)3.233 F 1.596
(completions generated by the preceding options and ar)184 648 R 1.596
(guments, and each completion)-.18 F(matching)184 660 Q F3(\214lterpat)
3.205 E F0 .705(is remo)3.205 F -.15(ve)-.15 G 3.205(df).15 G .704
(rom the list.)-3.205 F 3.204(Al)5.704 G(eading)-3.204 E F1(!)3.204 E F0
(in)3.204 E F3(\214lterpat)3.204 E F0(ne)3.204 E -.05(ga)-.15 G .704
(tes the pattern;).05 F(in this case, an)184 672 Q 2.5(yc)-.15 G
(ompletion not matching)-2.5 E F3(\214lterpat)2.5 E F0(is remo)2.5 E
-.15(ve)-.15 G(d.).15 E F1<ad50>144 684 Q F3(pr)2.5 E(e\214x)-.37 E(pr)
184 696 Q(e\214x)-.37 E F0 .534(is added at the be)3.034 F .534
(ginning of each possible completion after all other options ha)-.15 F
-.15(ve)-.2 G(been applied.)184 708 Q(GNU Bash-3.0)72 768 Q(2004 Apr 20)
148.735 E(4)203.725 E 0 Cg EP
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
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/Times-Bold@0 SF<ad53>144 84 Q/F2 10/Times-Italic@0 SF(suf)2.5 E 2.81
(\214x suf)-.18 F<8c78>-.18 E F0
(is appended to each possible completion after all other options ha)2.5
E .3 -.15(ve b)-.2 H(een applied.).15 E .467(The return v)144 100.8 R
.467(alue is true unless an in)-.25 F -.25(va)-.4 G .466
(lid option is supplied, an option other than).25 F F1<ad70>2.966 E F0
(or)2.966 E F1<ad72>2.966 E F0 .466(is sup-)2.966 F 1.361
(plied without a)144 112.8 R F2(name)3.861 E F0(ar)3.861 E 1.361
(gument, an attempt is made to remo)-.18 F 1.662 -.15(ve a c)-.15 H
1.362(ompletion speci\214cation for a).15 F F2(name)144 124.8 Q F0
(for which no speci\214cation e)2.5 E
(xists, or an error occurs adding a completion speci\214cation.)-.15 E
F1(continue)108 141.6 Q F0([)2.5 E F2(n)A F0(])A 1.754(Resume the ne)144
153.6 R 1.754(xt iteration of the enclosing)-.15 F F1 -.25(fo)4.254 G(r)
.25 E F0(,)A F1(while)4.254 E F0(,)A F1(until)4.254 E F0 4.254(,o)C(r)
-4.254 E F1(select)4.254 E F0 4.253(loop. If)4.254 F F2(n)4.613 E F0
1.753(is speci\214ed,)4.493 F 1.208(resume at the)144 165.6 R F2(n)3.709
E F0 1.209(th enclosing loop.)B F2(n)6.569 E F0 1.209(must be)3.949 F/F3
10/Symbol SF<b3>3.709 E F0 3.709(1. If)3.709 F F2(n)4.069 E F0 1.209
(is greater than the number of enclosing)3.949 F .668
(loops, the last enclosing loop \(the `)144 177.6 R(`top-le)-.74 E -.15
(ve)-.25 G(l').15 E 3.168('l)-.74 G .668(oop\) is resumed.)-3.168 F .667
(The return v)5.667 F .667(alue is 0 unless the)-.25 F(shell is not e)
144 189.6 Q -.15(xe)-.15 G(cuting a loop when).15 E F1(continue)2.5 E F0
(is e)2.5 E -.15(xe)-.15 G(cuted.).15 E F1(declar)108 206.4 Q(e)-.18 E
F0([)2.5 E F1(\255afFirtx)A F0 2.5(][)C F1<ad70>-2.5 E F0 2.5(][)C F2
(name)-2.5 E F0([=)A F2(value)A F0 2.5(].)C(..])-2.5 E F1(typeset)108
218.4 Q F0([)2.5 E F1(\255afFirtx)A F0 2.5(][)C F1<ad70>-2.5 E F0 2.5
(][)C F2(name)-2.5 E F0([=)A F2(value)A F0 2.5(].)C(..])-2.5 E 1.264
(Declare v)144 230.4 R 1.264(ariables and/or gi)-.25 F 1.564 -.15(ve t)
-.25 H 1.264(hem attrib).15 F 3.765(utes. If)-.2 F(no)3.765 E F2(name)
3.765 E F0 3.765(sa)C 1.265(re gi)-3.765 F -.15(ve)-.25 G 3.765(nt).15 G
1.265(hen display the v)-3.765 F 1.265(alues of)-.25 F -.25(va)144 242.4
S 3.327(riables. The).25 F F1<ad70>3.327 E F0 .826
(option will display the attrib)3.327 F .826(utes and v)-.2 F .826
(alues of each)-.25 F F2(name)3.326 E F0 5.826(.W).18 G(hen)-5.826 E F1
<ad70>3.326 E F0 .826(is used,)3.326 F .22
(additional options are ignored.)144 254.4 R(The)5.22 E F1<ad46>2.72 E
F0 .22(option inhibits the display of function de\214nitions; only the)
2.72 F .466(function name and attrib)144 266.4 R .466(utes are printed.)
-.2 F .466(If the)5.466 F F1(extdeb)2.966 E(ug)-.2 E F0 .466
(shell option is enabled using)2.966 F F1(shopt)2.966 E F0 2.966(,t)C
(he)-2.966 E 1.308(source \214le name and line number where the functio\
n is de\214ned are displayed as well.)144 278.4 R(The)6.309 E F1<ad46>
3.809 E F0 .191(option implies)144 290.4 R F1<ad66>2.691 E F0 5.191(.T)C
.191(he follo)-5.191 F .191
(wing options can be used to restrict output to v)-.25 F .19
(ariables with the speci-)-.25 F(\214ed attrib)144 302.4 Q(ute or to gi)
-.2 E .3 -.15(ve v)-.25 H(ariables attrib)-.1 E(utes:)-.2 E F1<ad61>144
314.4 Q F0(Each)25.3 E F2(name)2.5 E F0(is an array v)2.5 E
(ariable \(see)-.25 E F1(Arrays)2.5 E F0(abo)2.5 E -.15(ve)-.15 G(\).)
.15 E F1<ad66>144 326.4 Q F0(Use function names only)26.97 E(.)-.65 E F1
<ad69>144 338.4 Q F0 .557(The v)27.52 F .558
(ariable is treated as an inte)-.25 F .558(ger; arithmetic e)-.15 F -.25
(va)-.25 G .558(luation \(see).25 F/F4 9/Times-Bold@0 SF .558
(ARITHMETIC EV)3.058 F(ALU)-1.215 E(A-)-.54 E(TION \))180 350.4 Q F0
(is performed when the v)2.25 E(ariable is assigned a v)-.25 E(alue.)
-.25 E F1<ad72>144 362.4 Q F0(Mak)25.86 E(e)-.1 E F2(name)5.047 E F0
5.047(sr)C(eadonly)-5.047 E 7.547(.T)-.65 G 2.546
(hese names cannot then be assigned v)-7.547 F 2.546
(alues by subsequent)-.25 F(assignment statements or unset.)180 374.4 Q
F1<ad74>144 386.4 Q F0(Gi)26.97 E .729 -.15(ve e)-.25 H(ach).15 E F2
(name)2.929 E F0(the)2.929 E F2(tr)2.929 E(ace)-.15 E F0(attrib)2.929 E
2.929(ute. T)-.2 F .429(raced functions inherit the)-.35 F F1(DEB)2.929
E(UG)-.1 E F0(and)2.93 E F1(RETURN)2.93 E F0
(traps from the calling shell.)180 398.4 Q(The trace attrib)5 E
(ute has no special meaning for v)-.2 E(ariables.)-.25 E F1<ad78>144
410.4 Q F0(Mark)25.3 E F2(name)2.5 E F0 2.5(sf)C(or e)-2.5 E
(xport to subsequent commands via the en)-.15 E(vironment.)-.4 E .337
(Using `+' instead of `\255' turns of)144 427.2 R 2.837(ft)-.25 G .337
(he attrib)-2.837 F .337(ute instead, with the e)-.2 F .336
(xception that)-.15 F F1(+a)2.836 E F0 .336(may not be used)2.836 F .792
(to destro)144 439.2 R 3.293(ya)-.1 G 3.293(na)-3.293 G .793(rray v)
-3.293 F 3.293(ariable. When)-.25 F .793(used in a function, mak)3.293 F
.793(es each)-.1 F F2(name)3.293 E F0 .793(local, as with the)3.293 F F1
(local)3.293 E F0 2.843(command. If)144 451.2 R 2.843(av)2.843 G .342
(ariable name is follo)-3.093 F .342(wed by =)-.25 F F2(value)A F0 2.842
(,t)C .342(he v)-2.842 F .342(alue of the v)-.25 F .342
(ariable is set to)-.25 F F2(value)2.842 E F0 5.342(.T)C(he)-5.342 E .8
(return v)144 463.2 R .8(alue is 0 unless an in)-.25 F -.25(va)-.4 G
.801
(lid option is encountered, an attempt is made to de\214ne a function)
.25 F(using)144 475.2 Q/F5 10/Courier@0 SF 1.039(\255f foo=bar)3.539 F
F0 3.539(,a)C 3.539(na)-3.539 G 1.038(ttempt is made to assign a v)
-3.539 F 1.038(alue to a readonly v)-.25 F 1.038(ariable, an attempt is)
-.25 F .974(made to assign a v)144 487.2 R .974(alue to an array v)-.25
F .974(ariable without using the compound assignment syntax \(see)-.25 F
F1(Arrays)144 499.2 Q F0(abo)2.86 E -.15(ve)-.15 G .36(\), one of the)
.15 F F2(names)2.86 E F0 .36(is not a v)2.86 F .36(alid shell v)-.25 F
.36(ariable name, an attempt is made to turn of)-.25 F(f)-.25 E .056
(readonly status for a readonly v)144 511.2 R .057
(ariable, an attempt is made to turn of)-.25 F 2.557(fa)-.25 G .057
(rray status for an array v)-2.557 F(ari-)-.25 E
(able, or an attempt is made to display a non-e)144 523.2 Q
(xistent function with)-.15 E F1<ad66>2.5 E F0(.)A F1
(dirs [\255clpv] [+)108 540 Q F2(n)A F1 2.5(][)C<ad>-2.5 E F2(n)A F1(])A
F0 -.4(Wi)144 552 S .329
(thout options, displays the list of currently remembered directories.)
.4 F .328(The def)5.328 F .328(ault display is on a)-.1 F 1.238
(single line with directory names separated by spaces.)144 564 R 1.238
(Directories are added to the list with the)6.238 F F1(pushd)144 576 Q
F0(command; the)2.5 E F1(popd)2.5 E F0(command remo)2.5 E -.15(ve)-.15 G
2.5(se).15 G(ntries from the list.)-2.5 E F1(+)144 588 Q F2(n)A F0 1.565
(Displays the)25.3 F F2(n)4.065 E F0 1.565
(th entry counting from the left of the list sho)B 1.564(wn by)-.25 F F1
(dirs)4.064 E F0 1.564(when in)4.064 F -.2(vo)-.4 G -.1(ke).2 G(d).1 E
(without options, starting with zero.)180 600 Q F1<ad>144 612 Q F2(n)A
F0 1.194(Displays the)25.3 F F2(n)3.694 E F0 1.194
(th entry counting from the right of the list sho)B 1.194(wn by)-.25 F
F1(dirs)3.694 E F0 1.194(when in)3.694 F -.2(vo)-.4 G -.1(ke).2 G(d).1 E
(without options, starting with zero.)180 624 Q F1<ad63>144 636 Q F0
(Clears the directory stack by deleting all of the entries.)25.86 E F1
<ad6c>144 648 Q F0 .324(Produces a longer listing; the def)27.52 F .324
(ault listing format uses a tilde to denote the home direc-)-.1 F(tory)
180 660 Q(.)-.65 E F1<ad70>144 672 Q F0
(Print the directory stack with one entry per line.)24.74 E F1<ad76>144
684 Q F0 .272(Print the directory stack with one entry per line, pre\
\214xing each entry with its inde)25.3 F 2.773(xi)-.15 G 2.773(nt)-2.773
G(he)-2.773 E(stack.)180 696 Q .258(The return v)144 712.8 R .258
(alue is 0 unless an in)-.25 F -.25(va)-.4 G .258
(lid option is supplied or).25 F F2(n)2.758 E F0(inde)2.758 E -.15(xe)
-.15 G 2.758(sb).15 G -.15(ey)-2.758 G .258(ond the end of the direc-)
.15 F(tory stack.)144 724.8 Q(GNU Bash-3.0)72 768 Q(2004 Apr 20)148.735
E(5)203.725 E 0 Cg EP
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
(TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10
/Times-Bold@0 SF(diso)108 84 Q(wn)-.1 E F0([)2.5 E F1(\255ar)A F0 2.5
(][)C F1<ad68>-2.5 E F0 2.5(][)C/F2 10/Times-Italic@0 SF(jobspec)-2.5 E
F0(...])2.5 E -.4(Wi)144 96 S .33(thout options, each).4 F F2(jobspec)
4.57 E F0 .33(is remo)3.14 F -.15(ve)-.15 G 2.83(df).15 G .331
(rom the table of acti)-2.83 F .631 -.15(ve j)-.25 H 2.831(obs. If).15 F
(the)2.831 E F1<ad68>2.831 E F0 .331(option is gi)2.831 F -.15(ve)-.25 G
(n,).15 E(each)144 108 Q F2(jobspec)4.521 E F0 .281(is not remo)3.091 F
-.15(ve)-.15 G 2.78(df).15 G .28(rom the table, b)-2.78 F .28
(ut is mark)-.2 F .28(ed so that)-.1 F/F3 9/Times-Bold@0 SF(SIGHUP)2.78
E F0 .28(is not sent to the job if)2.53 F .223(the shell recei)144 120 R
-.15(ve)-.25 G 2.724(sa).15 G F3(SIGHUP)A/F4 9/Times-Roman@0 SF(.)A F0
.224(If no)4.724 F F2(jobspec)4.464 E F0 .224
(is present, and neither the)3.034 F F1<ad61>2.724 E F0 .224(nor the)
2.724 F F1<ad72>2.724 E F0 .224(option is sup-)2.724 F .652(plied, the)
144 132 R F2(curr)3.152 E .652(ent job)-.37 F F0 .652(is used.)3.152 F
.652(If no)5.652 F F2(jobspec)4.892 E F0 .652(is supplied, the)3.462 F
F1<ad61>3.152 E F0 .651(option means to remo)3.151 F .951 -.15(ve o)-.15
H 3.151(rm).15 G(ark)-3.151 E .434(all jobs; the)144 144 R F1<ad72>2.934
E F0 .434(option without a)2.934 F F2(jobspec)4.675 E F0(ar)3.245 E .435
(gument restricts operation to running jobs.)-.18 F .435(The return)
5.435 F -.25(va)144 156 S(lue is 0 unless a).25 E F2(jobspec)4.24 E F0
(does not specify a v)2.81 E(alid job)-.25 E(.)-.4 E F1(echo)108 172.8 Q
F0([)2.5 E F1(\255neE)A F0 2.5(][)C F2(ar)-2.5 E(g)-.37 E F0(...])2.5 E
.395(Output the)144 184.8 R F2(ar)2.895 E(g)-.37 E F0 .395
(s, separated by spaces, follo)B .395(wed by a ne)-.25 F 2.895
(wline. The)-.25 F .394(return status is al)2.895 F -.1(wa)-.1 G .394
(ys 0.).1 F(If)5.394 E F1<ad6e>2.894 E F0 .548
(is speci\214ed, the trailing ne)144 196.8 R .548(wline is suppressed.)
-.25 F .548(If the)5.548 F F1<ad65>3.048 E F0 .548(option is gi)3.048 F
-.15(ve)-.25 G .548(n, interpretation of the fol-).15 F(lo)144 208.8 Q
.053(wing backslash-escaped characters is enabled.)-.25 F(The)5.053 E F1
<ad45>2.553 E F0 .052(option disables the interpretation of these)2.552
F 1.502(escape characters, e)144 220.8 R -.15(ve)-.25 G 4.002(no).15 G
4.002(ns)-4.002 G 1.502(ystems where the)-4.002 F 4.002(ya)-.15 G 1.502
(re interpreted by def)-4.002 F 4.003(ault. The)-.1 F F1(xpg_echo)4.003
E F0(shell)4.003 E .009
(option may be used to dynamically determine whether or not)144 232.8 R
F1(echo)2.509 E F0 -.15(ex)2.509 G .009(pands these escape characters)
.15 F .659(by def)144 244.8 R(ault.)-.1 E F1(echo)5.659 E F0 .659
(does not interpret)3.159 F F1<adad>3.159 E F0 .659
(to mean the end of options.)3.159 F F1(echo)5.66 E F0 .66
(interprets the follo)3.16 F(wing)-.25 E(escape sequences:)144 256.8 Q
F1(\\a)144 268.8 Q F0(alert \(bell\))28.22 E F1(\\b)144 280.8 Q F0
(backspace)27.66 E F1(\\c)144 292.8 Q F0(suppress trailing ne)28.78 E
(wline)-.25 E F1(\\e)144 304.8 Q F0(an escape character)28.78 E F1(\\f)
144 316.8 Q F0(form feed)29.89 E F1(\\n)144 328.8 Q F0(ne)27.66 E 2.5
(wl)-.25 G(ine)-2.5 E F1(\\r)144 340.8 Q F0(carriage return)28.78 E F1
(\\t)144 352.8 Q F0(horizontal tab)29.89 E F1(\\v)144 364.8 Q F0 -.15
(ve)28.22 G(rtical tab).15 E F1(\\\\)144 376.8 Q F0(backslash)30.44 E F1
(\\0)144 388.8 Q F2(nnn)A F0(the eight-bit character whose v)13.22 E
(alue is the octal v)-.25 E(alue)-.25 E F2(nnn)2.5 E F0
(\(zero to three octal digits\))2.5 E F1(\\x)144 400.8 Q F2(HH)A F0
(the eight-bit character whose v)13.78 E(alue is the he)-.25 E
(xadecimal v)-.15 E(alue)-.25 E F2(HH)2.5 E F0(\(one or tw)2.5 E 2.5(oh)
-.1 G .3 -.15(ex d)-2.5 H(igits\)).15 E F1(enable)108 417.6 Q F0([)2.5 E
F1(\255adnps)A F0 2.5(][)C F1<ad66>-2.5 E F2(\214lename)2.5 E F0 2.5(][)
C F2(name)-2.5 E F0(...])2.5 E .278(Enable and disable b)144 429.6 R
.278(uiltin shell commands.)-.2 F .278(Disabling a b)5.278 F .278
(uiltin allo)-.2 F .278(ws a disk command which has)-.25 F .833
(the same name as a shell b)144 441.6 R .834(uiltin to be e)-.2 F -.15
(xe)-.15 G .834(cuted without specifying a full pathname, e).15 F -.15
(ve)-.25 G 3.334(nt).15 G(hough)-3.334 E .99
(the shell normally searches for b)144 453.6 R .989
(uiltins before disk commands.)-.2 F(If)5.989 E F1<ad6e>3.489 E F0 .989
(is used, each)3.489 F F2(name)3.489 E F0 .989(is dis-)3.489 F 1.581
(abled; otherwise,)144 465.6 R F2(names)4.082 E F0 1.582(are enabled.)
4.082 F -.15(Fo)6.582 G 4.082(re).15 G 1.582(xample, to use the)-4.232 F
F1(test)4.082 E F0 1.582(binary found via the)4.082 F F3 -.666(PA)4.082
G(TH)-.189 E F0 .081(instead of the shell b)144 477.6 R .081(uiltin v)
-.2 F .081(ersion, run)-.15 F/F5 10/Courier@0 SF .081(enable -n test)
2.581 F F0 5.081(.T)C(he)-5.081 E F1<ad66>2.58 E F0 .08
(option means to load the ne)2.58 F(w)-.25 E -.2(bu)144 489.6 S 1.524
(iltin command).2 F F2(name)4.384 E F0 1.524(from shared object)4.204 F
F2(\214lename)4.024 E F0 4.024(,o).18 G 4.024(ns)-4.024 G 1.524
(ystems that support dynamic loading.)-4.024 F(The)144 501.6 Q F1<ad64>
2.867 E F0 .367(option will delete a b)2.867 F .367(uiltin pre)-.2 F
.367(viously loaded with)-.25 F F1<ad66>2.866 E F0 5.366(.I)C 2.866(fn)
-5.366 G(o)-2.866 E F2(name)2.866 E F0(ar)2.866 E .366(guments are gi)
-.18 F -.15(ve)-.25 G .366(n, or).15 F .398(if the)144 513.6 R F1<ad70>
2.898 E F0 .399(option is supplied, a list of shell b)2.899 F .399
(uiltins is printed.)-.2 F -.4(Wi)5.399 G .399(th no other option ar).4
F .399(guments, the)-.18 F .099(list consists of all enabled shell b)144
525.6 R 2.598(uiltins. If)-.2 F F1<ad6e>2.598 E F0 .098
(is supplied, only disabled b)2.598 F .098(uiltins are printed.)-.2 F
(If)5.098 E F1<ad61>2.598 E F0 1.916
(is supplied, the list printed includes all b)144 537.6 R 1.916
(uiltins, with an indication of whether or not each is)-.2 F 2.879
(enabled. If)144 549.6 R F1<ad73>2.879 E F0 .379
(is supplied, the output is restricted to the POSIX)2.879 F F2(special)
2.879 E F0 -.2(bu)2.878 G 2.878(iltins. The).2 F .378(return v)2.878 F
(alue)-.25 E .994(is 0 unless a)144 561.6 R F2(name)3.854 E F0 .994
(is not a shell b)3.674 F .994(uiltin or there is an error loading a ne)
-.2 F 3.495(wb)-.25 G .995(uiltin from a shared)-3.695 F(object.)144
573.6 Q F1 -2.3 -.15(ev a)108 590.4 T(l).15 E F0([)2.5 E F2(ar)A(g)-.37
E F0(...])2.5 E(The)144 602.4 Q F2(ar)3.171 E(g)-.37 E F0 3.171(sa)C
.671(re read and concatenated together into a single command.)-3.171 F
.67(This command is then read)5.67 F .495(and e)144 614.4 R -.15(xe)-.15
G .495(cuted by the shell, and its e).15 F .495
(xit status is returned as the v)-.15 F .495(alue of)-.25 F F1 -2.3 -.15
(ev a)2.995 H(l).15 E F0 5.495(.I)C 2.995(ft)-5.495 G .495(here are no)
-2.995 F F2(ar)2.995 E(gs)-.37 E F0(,).27 E(or only null ar)144 626.4 Q
(guments,)-.18 E F1 -2.3 -.15(ev a)2.5 H(l).15 E F0(returns 0.)2.5 E F1
(exec)108 643.2 Q F0([)2.5 E F1(\255cl)A F0 2.5(][)C F1<ad61>-2.5 E F2
(name)2.5 E F0 2.5(][)C F2(command)-2.5 E F0([)2.5 E F2(ar)A(guments)
-.37 E F0(]])A(If)144 655.2 Q F2(command)3.006 E F0 .306
(is speci\214ed, it replaces the shell.)3.576 F .305(No ne)5.305 F 2.805
(wp)-.25 G .305(rocess is created.)-2.805 F(The)5.305 E F2(ar)3.135 E
(guments)-.37 E F0(become)3.075 E .176(the ar)144 667.2 R .176
(guments to)-.18 F F2(command)2.676 E F0 5.176(.I)C 2.676(ft)-5.176 G
(he)-2.676 E F1<ad6c>2.676 E F0 .176
(option is supplied, the shell places a dash at the be)2.676 F .177
(ginning of)-.15 F .16(the zeroth ar)144 679.2 R 2.66(gp)-.18 G .16
(assed to)-2.66 F F2(command)2.66 E F0 5.16(.T).77 G .159(his is what)
-5.16 F F2(lo)2.659 E(gin)-.1 E F0 .159(\(1\) does.).24 F(The)5.159 E F1
<ad63>2.659 E F0 .159(option causes)2.659 F F2(command)2.859 E F0(to)
3.429 E 1.195(be e)144 691.2 R -.15(xe)-.15 G 1.195
(cuted with an empty en).15 F 3.695(vironment. If)-.4 F F1<ad61>3.696 E
F0 1.196(is supplied, the shell passes)3.696 F F2(name)4.056 E F0 1.196
(as the zeroth)3.876 F(ar)144 703.2 Q .02(gument to the e)-.18 F -.15
(xe)-.15 G .02(cuted command.).15 F(If)5.02 E F2(command)2.72 E F0 .02
(cannot be e)3.29 F -.15(xe)-.15 G .02
(cuted for some reason, a non-inter).15 F(-)-.2 E(acti)144 715.2 Q 1.066
-.15(ve s)-.25 H .766(hell e).15 F .766(xits, unless the shell option)
-.15 F F1(execfail)3.266 E F0 .766
(is enabled, in which case it returns f)3.266 F 3.267(ailure. An)-.1 F
(interacti)144 727.2 Q 1.519 -.15(ve s)-.25 H 1.219(hell returns f).15 F
1.219(ailure if the \214le cannot be e)-.1 F -.15(xe)-.15 G 3.719
(cuted. If).15 F F2(command)3.918 E F0 1.218(is not speci\214ed, an)
4.488 F(y)-.15 E(GNU Bash-3.0)72 768 Q(2004 Apr 20)148.735 E(6)203.725 E
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
(TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E .133
(redirections tak)144 84 R 2.633(ee)-.1 G -.25(ff)-2.633 G .134
(ect in the current shell, and the return status is 0.).25 F .134
(If there is a redirection error)5.134 F(,)-.4 E
(the return status is 1.)144 96 Q/F1 10/Times-Bold@0 SF(exit)108 112.8 Q
F0([)2.5 E/F2 10/Times-Italic@0 SF(n)A F0 6.29(]C)C .096
(ause the shell to e)-6.29 F .096(xit with a status of)-.15 F F2(n)2.596
E F0 5.096(.I)C(f)-5.096 E F2(n)2.955 E F0 .095(is omitted, the e)2.835
F .095(xit status is that of the last command)-.15 F -.15(exe)144 124.8
S 2.5(cuted. A).15 F(trap on)2.5 E/F3 9/Times-Bold@0 SF(EXIT)2.5 E F0
(is e)2.25 E -.15(xe)-.15 G(cuted before the shell terminates.).15 E F1
(export)108 141.6 Q F0([)2.5 E F1(\255fn)A F0 2.5(][).833 G F2(name)-2.5
E F0([=)A F2(wor)A(d)-.37 E F0(]] ...)A F1(export \255p)108 153.6 Q F0
.256(The supplied)144 165.6 R F2(names)3.117 E F0 .257(are mark)3.027 F
.257(ed for automatic e)-.1 F .257(xport to the en)-.15 F .257
(vironment of subsequently e)-.4 F -.15(xe)-.15 G(cuted).15 E 2.627
(commands. If)144 177.6 R(the)2.627 E F1<ad66>2.627 E F0 .127
(option is gi)2.627 F -.15(ve)-.25 G .127(n, the).15 F F2(names)2.987 E
F0 .127(refer to functions.)2.897 F .127(If no)5.127 F F2(names)2.987 E
F0 .127(are gi)2.897 F -.15(ve)-.25 G .126(n, or if the).15 F F1<ad70>
144 189.6 Q F0 .659(option is supplied, a list of all names that are e)
3.159 F .66(xported in this shell is printed.)-.15 F(The)5.66 E F1<ad6e>
3.16 E F0(option)3.16 E 1.587(causes the e)144 201.6 R 1.587
(xport property to be remo)-.15 F -.15(ve)-.15 G 4.086(df).15 G 1.586
(rom each)-4.086 F F2(name)4.086 E F0 6.586(.I)C 4.086(fav)-6.586 G
1.586(ariable name is follo)-4.336 F 1.586(wed by)-.25 F(=)144 213.6 Q
F2(wor)A(d)-.37 E F0 2.803(,t)C .303(he v)-2.803 F .303(alue of the v)
-.25 F .304(ariable is set to)-.25 F F2(wor)2.804 E(d)-.37 E F0(.)A F1
(export)5.304 E F0 .304(returns an e)2.804 F .304
(xit status of 0 unless an in)-.15 F -.25(va)-.4 G(lid).25 E .294
(option is encountered, one of the)144 225.6 R F2(names)2.793 E F0 .293
(is not a v)2.793 F .293(alid shell v)-.25 F .293(ariable name, or)-.25
F F1<ad66>2.793 E F0 .293(is supplied with a)2.793 F F2(name)144.36
237.6 Q F0(that is not a function.)2.68 E F1(fc)108 254.4 Q F0([)2.5 E
F1<ad65>A F2(ename)2.5 E F0 2.5(][)C F1(\255nlr)-2.5 E F0 2.5(][)C F2
<8c72>-2.5 E(st)-.1 E F0 2.5(][)C F2(last)-2.5 E F0(])A F1(fc \255s)108
266.4 Q F0([)2.5 E F2(pat)A F0(=)A F2 -.37(re)C(p).37 E F0 2.5(][)C F2
(cmd)-2.5 E F0(])A .477(Fix Command.)144 278.4 R .478
(In the \214rst form, a range of commands from)5.477 F F2<8c72>4.888 E
(st)-.1 E F0(to)3.658 E F2(last)3.068 E F0 .478
(is selected from the his-)3.658 F .882(tory list.)144 290.4 R F2 -.45
(Fi)5.882 G -.1(rs).45 G(t).1 E F0(and)4.062 E F2(last)3.472 E F0 .882
(may be speci\214ed as a string \(to locate the last command be)4.062 F
.881(ginning with)-.15 F .797(that string\) or as a number \(an inde)144
302.4 R 3.297(xi)-.15 G .797(nto the history list, where a ne)-3.297 F
-.05(ga)-.15 G(ti).05 E 1.097 -.15(ve n)-.25 H .797(umber is used as an)
.15 F(of)144 314.4 Q .277(fset from the current command number\).)-.25 F
(If)5.277 E F2(last)2.867 E F0 .276
(is not speci\214ed it is set to the current command)3.457 F .092
(for listing \(so that)144 326.4 R/F4 10/Courier@0 SF .092
(fc \255l \25510)2.592 F F0 .092(prints the last 10 commands\) and to)
2.592 F F2<8c72>4.502 E(st)-.1 E F0 2.592(otherwise. If)3.272 F F2<8c72>
4.502 E(st)-.1 E F0 .093(is not)3.273 F
(speci\214ed it is set to the pre)144 338.4 Q
(vious command for editing and \25516 for listing.)-.25 E(The)144 362.4
Q F1<ad6e>2.522 E F0 .022
(option suppresses the command numbers when listing.)2.522 F(The)5.022 E
F1<ad72>2.522 E F0 .022(option re)2.522 F -.15(ve)-.25 G .022
(rses the order of).15 F .438(the commands.)144 374.4 R .438(If the)
5.438 F F1<ad6c>2.938 E F0 .438(option is gi)2.938 F -.15(ve)-.25 G .438
(n, the commands are listed on standard output.).15 F(Otherwise,)5.438 E
.335(the editor gi)144 386.4 R -.15(ve)-.25 G 2.835(nb).15 G(y)-2.835 E
F2(ename)3.025 E F0 .335(is in)3.015 F -.2(vo)-.4 G -.1(ke).2 G 2.835
(do).1 G 2.835(na\214)-2.835 G .335(le containing those commands.)-2.835
F(If)5.334 E F2(ename)3.024 E F0 .334(is not gi)3.014 F -.15(ve)-.25 G
(n,).15 E .63(the v)144 398.4 R .63(alue of the)-.25 F F3(FCEDIT)3.13 E
F0 -.25(va)2.88 G .631(riable is used, and the v).25 F .631(alue of)-.25
F F3(EDIT)3.131 E(OR)-.162 E F0(if)2.881 E F3(FCEDIT)3.131 E F0 .631
(is not set.)2.881 F .631(If nei-)5.631 F 1.884(ther v)144 410.4 R 1.884
(ariable is set, is used.)-.25 F 1.884
(When editing is complete, the edited commands are echoed and)6.884 F
-.15(exe)144 422.4 S(cuted.).15 E .039(In the second form,)144 446.4 R
F2(command)2.539 E F0 .039(is re-e)2.539 F -.15(xe)-.15 G .039
(cuted after each instance of).15 F F2(pat)2.54 E F0 .04(is replaced by)
2.54 F F2 -.37(re)2.54 G(p).37 E F0 5.04(.A)C(useful)-2.5 E .406
(alias to use with this is)144 458.4 R F4 .406(r='fc \255s')2.906 F F0
2.906(,s)C 2.906(ot)-2.906 G .406(hat typing)-2.906 F F4 6.406(rc)2.906
G(c)-6.406 E F0 .406(runs the last command be)2.906 F .406(ginning with)
-.15 F F4(cc)144 470.4 Q F0(and typing)2.5 E F4(r)2.5 E F0(re-e)2.5 E
-.15(xe)-.15 G(cutes the last command.).15 E .142
(If the \214rst form is used, the return v)144 494.4 R .142
(alue is 0 unless an in)-.25 F -.25(va)-.4 G .142
(lid option is encountered or).25 F F2<8c72>4.552 E(st)-.1 E F0(or)3.322
E F2(last)2.732 E F0 .455(specify history lines out of range.)144 506.4
R .454(If the)5.454 F F1<ad65>2.954 E F0 .454
(option is supplied, the return v)2.954 F .454(alue is the v)-.25 F .454
(alue of the)-.25 F .787(last command e)144 518.4 R -.15(xe)-.15 G .787
(cuted or f).15 F .788
(ailure if an error occurs with the temporary \214le of commands.)-.1 F
.788(If the)5.788 F 1.136
(second form is used, the return status is that of the command re-e)144
530.4 R -.15(xe)-.15 G 1.135(cuted, unless).15 F F2(cmd)3.835 E F0 1.135
(does not)4.405 F(specify a v)144 542.4 Q
(alid history line, in which case)-.25 E F1(fc)2.5 E F0(returns f)2.5 E
(ailure.)-.1 E F1(fg)108 559.2 Q F0([)2.5 E F2(jobspec)A F0(])A(Resume)
144 571.2 Q F2(jobspec)5.653 E F0 1.413(in the fore)4.223 F 1.413
(ground, and mak)-.15 F 3.913(ei)-.1 G 3.913(tt)-3.913 G 1.413
(he current job)-3.913 F 6.413(.I)-.4 G(f)-6.413 E F2(jobspec)5.653 E F0
1.414(is not present, the)4.223 F(shell')144 583.2 Q 3.117(sn)-.55 G
.617(otion of the)-3.117 F F2(curr)3.117 E .617(ent job)-.37 F F0 .617
(is used.)3.117 F .617(The return v)5.617 F .616
(alue is that of the command placed into the)-.25 F(fore)144 595.2 Q
.362(ground, or f)-.15 F .362
(ailure if run when job control is disabled or)-.1 F 2.862(,w)-.4 G .363
(hen run with job control enabled, if)-2.862 F F2(jobspec)145.74 607.2 Q
F0 .004(does not specify a v)2.815 F .004(alid job or)-.25 F F2(jobspec)
4.244 E F0 .004(speci\214es a job that w)2.814 F .004
(as started without job control.)-.1 F F1(getopts)108 624 Q F2
(optstring name)2.5 E F0([)2.5 E F2(ar)A(gs)-.37 E F0(])A F1(getopts)144
636 Q F0 .793
(is used by shell procedures to parse positional parameters.)3.293 F F2
(optstring)6.023 E F0 .793(contains the option)3.513 F .15
(characters to be recognized; if a character is follo)144 648 R .149
(wed by a colon, the option is e)-.25 F .149(xpected to ha)-.15 F .449
-.15(ve a)-.2 H(n).15 E(ar)144 660 Q .578
(gument, which should be separated from it by white space.)-.18 F .579
(The colon and question mark char)5.579 F(-)-.2 E 1.665
(acters may not be used as option characters.)144 672 R 1.665
(Each time it is in)6.665 F -.2(vo)-.4 G -.1(ke).2 G(d,).1 E F1(getopts)
4.165 E F0 1.665(places the ne)4.165 F(xt)-.15 E .796
(option in the shell v)144 684 R(ariable)-.25 E F2(name)3.296 E F0 3.296
(,i).18 G(nitializing)-3.296 E F2(name)3.657 E F0 .797(if it does not e)
3.477 F .797(xist, and the inde)-.15 F 3.297(xo)-.15 G 3.297(ft)-3.297 G
.797(he ne)-3.297 F(xt)-.15 E(ar)144 696 Q .085
(gument to be processed into the v)-.18 F(ariable)-.25 E F3(OPTIND)2.585
E/F5 9/Times-Roman@0 SF(.)A F3(OPTIND)4.585 E F0 .085
(is initialized to 1 each time the shell)2.335 F .845
(or a shell script is in)144 708 R -.2(vo)-.4 G -.1(ke).2 G 3.345
(d. When).1 F .845(an option requires an ar)3.345 F(gument,)-.18 E F1
(getopts)3.346 E F0 .846(places that ar)3.346 F(gument)-.18 E .804
(into the v)144 720 R(ariable)-.25 E F3(OPT)3.304 E(ARG)-.81 E F5(.)A F0
.803(The shell does not reset)5.304 F F3(OPTIND)3.303 E F0 .803
(automatically; it must be manually)3.053 F(GNU Bash-3.0)72 768 Q
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
(TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E .293
(reset between multiple calls to)144 84 R/F1 10/Times-Bold@0 SF(getopts)
2.793 E F0 .293(within the same shell in)2.793 F -.2(vo)-.4 G .293
(cation if a ne).2 F 2.793(ws)-.25 G .294(et of parameters)-2.793 F
(is to be used.)144 96 Q 2.044(When the end of options is encountered,)
144 120 R F1(getopts)4.543 E F0 -.15(ex)4.543 G 2.043
(its with a return v).15 F 2.043(alue greater than zero.)-.25 F F1
(OPTIND)144 132 Q F0(is set to the inde)2.5 E 2.5(xo)-.15 G 2.5(ft)-2.5
G(he \214rst non-option ar)-2.5 E(gument, and)-.18 E F1(name)2.5 E F0
(is set to ?.)2.5 E F1(getopts)144 156 Q F0 2.392
(normally parses the positional parameters, b)4.892 F 2.392
(ut if more ar)-.2 F 2.393(guments are gi)-.18 F -.15(ve)-.25 G 4.893
(ni).15 G(n)-4.893 E/F2 10/Times-Italic@0 SF(ar)4.893 E(gs)-.37 E F0(,)
.27 E F1(getopts)144 168 Q F0(parses those instead.)2.5 E F1(getopts)144
192 Q F0 1.166(can report errors in tw)3.666 F 3.665(ow)-.1 G 3.665
(ays. If)-3.765 F 1.165(the \214rst character of)3.665 F F2(optstring)
3.895 E F0 1.165(is a colon,)3.885 F F2(silent)4.005 E F0(error)4.345 E
1.263(reporting is used.)144 204 R 1.263
(In normal operation diagnostic messages are printed when in)6.263 F
-.25(va)-.4 G 1.263(lid options or).25 F .394(missing option ar)144 216
R .394(guments are encountered.)-.18 F .394(If the v)5.394 F(ariable)
-.25 E/F3 9/Times-Bold@0 SF(OPTERR)2.894 E F0 .394
(is set to 0, no error messages)2.644 F(will be displayed, e)144 228 Q
-.15(ve)-.25 G 2.5(ni).15 G 2.5(ft)-2.5 G(he \214rst character of)-2.5 E
F2(optstring)2.73 E F0(is not a colon.)2.72 E .666(If an in)144 252 R
-.25(va)-.4 G .666(lid option is seen,).25 F F1(getopts)3.166 E F0 .667
(places ? into)3.167 F F2(name)3.527 E F0 .667
(and, if not silent, prints an error message)3.347 F .4(and unsets)144
264 R F3(OPT)2.9 E(ARG)-.81 E/F4 9/Times-Roman@0 SF(.)A F0(If)4.899 E F1
(getopts)2.899 E F0 .399
(is silent, the option character found is placed in)2.899 F F3(OPT)2.899
E(ARG)-.81 E F0 .399(and no)2.649 F(diagnostic message is printed.)144
276 Q 1.241(If a required ar)144 300 R 1.241(gument is not found, and)
-.18 F F1(getopts)3.741 E F0 1.241(is not silent, a question mark \()
3.741 F F1(?).833 E F0 3.742(\)i).833 G 3.742(sp)-3.742 G 1.242
(laced in)-3.742 F F2(name)144 312 Q F0(,).18 E F3(OPT)2.735 E(ARG)-.81
E F0 .234(is unset, and a diagnostic message is printed.)2.485 F(If)
5.234 E F1(getopts)2.734 E F0 .234(is silent, then a colon \()2.734 F F1
(:).833 E F0(\)).833 E(is placed in)144 324 Q F2(name)2.86 E F0(and)2.68
E F3(OPT)2.5 E(ARG)-.81 E F0(is set to the option character found.)2.25
E F1(getopts)144 348 Q F0 .902
(returns true if an option, speci\214ed or unspeci\214ed, is found.)
3.401 F .902(It returns f)5.902 F .902(alse if the end of)-.1 F
(options is encountered or an error occurs.)144 360 Q F1(hash)108 376.8
Q F0([)2.5 E F1(\255lr)A F0 2.5(][)C F1<ad70>-2.5 E F2(\214lename)2.5 E
F0 2.5(][)C F1(\255dt)-2.5 E F0 2.5(][)C F2(name)-2.5 E F0(])A -.15(Fo)
144 388.8 S 3.555(re).15 G(ach)-3.555 E F2(name)3.555 E F0 3.555(,t).18
G 1.054(he full \214le name of the command is determined by searching t\
he directories in)-3.555 F F1($P)144 400.8 Q -.95(AT)-.74 G(H).95 E F0
.349(and remembered.)2.849 F .349(If the)5.349 F F1<ad70>2.849 E F0 .349
(option is supplied, no path search is performed, and)2.849 F F2
(\214lename)4.76 E F0 .452
(is used as the full \214le name of the command.)144 412.8 R(The)5.452 E
F1<ad72>2.952 E F0 .452(option causes the shell to for)2.952 F .452
(get all remem-)-.18 F .592(bered locations.)144 424.8 R(The)5.592 E F1
<ad64>3.092 E F0 .593(option causes the shell to for)3.092 F .593
(get the remembered location of each)-.18 F F2(name)3.093 E F0(.)A .021
(If the)144 436.8 R F1<ad74>2.521 E F0 .021
(option is supplied, the full pathname to which each)2.521 F F2(name)
2.52 E F0 .02(corresponds is printed.)2.52 F .02(If multi-)5.02 F(ple)
144 448.8 Q F2(name)3.703 E F0(ar)3.703 E 1.203
(guments are supplied with)-.18 F F1<ad74>3.703 E F0 3.703(,t)C(he)
-3.703 E F2(name)3.703 E F0 1.204
(is printed before the hashed full pathname.)3.703 F(The)144 460.8 Q F1
<ad6c>3.216 E F0 .715(option causes output to be displayed in a format \
that may be reused as input.)3.216 F .715(If no ar)5.715 F(gu-)-.18 E
1.183(ments are gi)144 472.8 R -.15(ve)-.25 G 1.183(n, or if only).15 F
F1<ad6c>3.683 E F0 1.184
(is supplied, information about remembered commands is printed.)3.684 F
(The return status is true unless a)144 484.8 Q F2(name)2.86 E F0
(is not found or an in)2.68 E -.25(va)-.4 G(lid option is supplied.).25
E F1(help)108 501.6 Q F0([)2.5 E F1<ad73>A F0 2.5(][)C F2(pattern)-2.5 E
F0(])A .867(Display helpful information about b)144 513.6 R .867
(uiltin commands.)-.2 F(If)5.867 E F2(pattern)4.617 E F0 .866
(is speci\214ed,)3.607 F F1(help)3.366 E F0(gi)3.366 E -.15(ve)-.25 G
3.366(sd).15 G(etailed)-3.366 E .306(help on all commands matching)144
525.6 R F2(pattern)2.806 E F0 2.807(;o).24 G .307
(therwise help for all the b)-2.807 F .307
(uiltins and shell control struc-)-.2 F .596(tures is printed.)144 537.6
R(The)5.596 E F1<ad73>3.096 E F0 .596
(option restricts the information displayed to a short usage synopsis.)
3.096 F(The)5.596 E(return status is 0 unless no command matches)144
549.6 Q F2(pattern)2.5 E F0(.).24 E F1(history [)108 566.4 Q F2(n)A F1
(])A(history \255c)108 578.4 Q(history \255d)108 590.4 Q F2(of)2.5 E
(fset)-.18 E F1(history \255anrw)108 602.4 Q F0([)2.5 E F2(\214lename)A
F0(])A F1(history \255p)108 614.4 Q F2(ar)2.5 E(g)-.37 E F0([)2.5 E F2
(ar)A 2.5(g.)-.37 G(..)-2.5 E F0(])A F1(history \255s)108 626.4 Q F2(ar)
2.5 E(g)-.37 E F0([)2.5 E F2(ar)A 2.5(g.)-.37 G(..)-2.5 E F0(])A -.4(Wi)
144 638.4 S .752
(th no options, display the command history list with line numbers.).4 F
.752(Lines listed with a)5.752 F F1(*)3.252 E F0(ha)3.252 E -.15(ve)-.2
G 1.231(been modi\214ed.)144 650.4 R 1.231(An ar)6.231 F 1.231
(gument of)-.18 F F2(n)4.091 E F0 1.231(lists only the last)3.971 F F2
(n)4.091 E F0 3.73(lines. If)3.97 F 1.23(the shell v)3.73 F(ariable)-.25
E F1(HISTTIME-)3.73 E(FORMA)144 662.4 Q(T)-.95 E F0 .249
(is set and not null, it is used as a format string for)2.749 F F2
(strftime)2.75 E F0 .25(\(3\) to display the time stamp)B .379
(associated with each displayed history entry)144 674.4 R 5.379(.N)-.65
G 2.878(oi)-5.379 G(nterv)-2.878 E .378
(ening blank is printed between the format-)-.15 F .814
(ted time stamp and the history line.)144 686.4 R(If)5.814 E F2
(\214lename)3.314 E F0 .814
(is supplied, it is used as the name of the history)3.314 F
(\214le; if not, the v)144 698.4 Q(alue of)-.25 E F3(HISTFILE)2.5 E F0
(is used.)2.25 E(Options, if supplied, ha)5 E .3 -.15(ve t)-.2 H
(he follo).15 E(wing meanings:)-.25 E F1<ad63>144 710.4 Q F0
(Clear the history list by deleting all the entries.)25.86 E
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/Times-Bold@0 SF<ad64>144 84 Q/F2 10/Times-Italic@0 SF(of)2.5 E(fset)
-.18 E F0(Delete the history entry at position)180 96 Q F2(of)2.5 E
(fset)-.18 E F0(.)A F1<ad61>144 108 Q F0 .599(Append the `)25.3 F(`ne)
-.74 E(w')-.25 E 3.099('h)-.74 G .598
(istory lines \(history lines entered since the be)-3.099 F .598
(ginning of the current)-.15 F F1(bash)180 120 Q F0
(session\) to the history \214le.)2.5 E F1<ad6e>144 132 Q F0 .854(Read \
the history lines not already read from the history \214le into the cur\
rent history list.)24.74 F .773
(These are lines appended to the history \214le since the be)180 144 R
.772(ginning of the current)-.15 F F1(bash)3.272 E F0(ses-)3.272 E
(sion.)180 156 Q F1<ad72>144 168 Q F0(Read the contents of the history \
\214le and use them as the current history)25.86 E(.)-.65 E F1<ad77>144
180 Q F0(Write the current history to the history \214le, o)23.08 E -.15
(ve)-.15 G(rwriting the history \214le').15 E 2.5(sc)-.55 G(ontents.)
-2.5 E F1<ad70>144 192 Q F0 .625
(Perform history substitution on the follo)24.74 F(wing)-.25 E F2(ar)
3.125 E(gs)-.37 E F0 .626(and display the result on the standard)3.125 F
2.975(output. Does)180 204 R .475
(not store the results in the history list.)2.975 F(Each)5.475 E F2(ar)
2.975 E(g)-.37 E F0 .475(must be quoted to disable)2.975 F
(normal history e)180 216 Q(xpansion.)-.15 E F1<ad73>144 228 Q F0 .362
(Store the)26.41 F F2(ar)3.192 E(gs)-.37 E F0 .363
(in the history list as a single entry)3.132 F 5.363(.T)-.65 G .363
(he last command in the history list is)-5.363 F(remo)180 240 Q -.15(ve)
-.15 G 2.5(db).15 G(efore the)-2.5 E F2(ar)2.83 E(gs)-.37 E F0
(are added.)2.77 E .28(If the)144 256.8 R F1(HISTTIMEFORMA)2.78 E(T)-.95
E F0 .28
(is set, the time stamp information associated with each history entry)
2.78 F .216(is written to the history \214le.)144 268.8 R .216
(The return v)5.216 F .216(alue is 0 unless an in)-.25 F -.25(va)-.4 G
.216(lid option is encountered, an error).25 F .422
(occurs while reading or writing the history \214le, an in)144 280.8 R
-.25(va)-.4 G(lid).25 E F2(of)2.922 E(fset)-.18 E F0 .422
(is supplied as an ar)2.922 F .421(gument to)-.18 F F1<ad64>2.921 E F0
(,)A(or the history e)144 292.8 Q(xpansion supplied as an ar)-.15 E
(gument to)-.18 E F1<ad70>2.5 E F0 -.1(fa)2.5 G(ils.).1 E F1(jobs)108
309.6 Q F0([)2.5 E F1(\255lnprs)A F0 2.5(][)C F2(jobspec)A F0(... ])2.5
E F1(jobs \255x)108 321.6 Q F2(command)2.5 E F0([)2.5 E F2(ar)2.5 E(gs)
-.37 E F0(... ])2.5 E(The \214rst form lists the acti)144 333.6 Q .3
-.15(ve j)-.25 H 2.5(obs. The).15 F(options ha)2.5 E .3 -.15(ve t)-.2 H
(he follo).15 E(wing meanings:)-.25 E F1<ad6c>144 345.6 Q F0
(List process IDs in addition to the normal information.)27.52 E F1
<ad70>144 357.6 Q F0(List only the process ID of the job')24.74 E 2.5
(sp)-.55 G(rocess group leader)-2.5 E(.)-.55 E F1<ad6e>144 369.6 Q F0
.193(Display information only about jobs that ha)24.74 F .494 -.15(ve c)
-.2 H .194(hanged status since the user w).15 F .194(as last noti-)-.1 F
(\214ed of their status.)180 381.6 Q F1<ad72>144 393.6 Q F0
(Restrict output to running jobs.)25.86 E F1<ad73>144 405.6 Q F0
(Restrict output to stopped jobs.)26.41 E(If)144 422.4 Q F2(jobspec)
4.554 E F0 .314(is gi)3.124 F -.15(ve)-.25 G .314
(n, output is restricted to information about that job).15 F 5.313(.T)
-.4 G .313(he return status is 0 unless)-5.313 F(an in)144 434.4 Q -.25
(va)-.4 G(lid option is encountered or an in).25 E -.25(va)-.4 G(lid).25
E F2(jobspec)4.24 E F0(is supplied.)2.81 E .394(If the)144 451.2 R F1
<ad78>2.894 E F0 .394(option is supplied,)2.894 F F1(jobs)2.894 E F0
.394(replaces an)2.894 F(y)-.15 E F2(jobspec)4.634 E F0 .394(found in)
3.204 F F2(command)3.094 E F0(or)3.664 E F2(ar)3.224 E(gs)-.37 E F0 .395
(with the corre-)3.164 F(sponding process group ID, and e)144 463.2 Q
-.15(xe)-.15 G(cutes).15 E F2(command)2.7 E F0(passing it)3.27 E F2(ar)
2.5 E(gs)-.37 E F0 2.5(,r).27 G(eturning its e)-2.5 E(xit status.)-.15 E
F1(kill)108 480 Q F0([)2.5 E F1<ad73>A F2(sigspec)2.5 E F0(|)2.5 E F1
<ad6e>2.5 E F2(signum)2.5 E F0(|)2.5 E F1<ad>2.5 E F2(sigspec)A F0 2.5
(][)C F2(pid)-2.5 E F0(|)2.5 E F2(jobspec)2.5 E F0 2.5(].)C(..)-2.5 E F1
(kill \255l)108 492 Q F0([)2.5 E F2(sigspec)A F0(|)2.5 E F2 -.2(ex)2.5 G
(it_status).2 E F0(])A .12(Send the signal named by)144 504 R F2
(sigspec)2.96 E F0(or)2.93 E F2(signum)2.96 E F0 .119
(to the processes named by)2.939 F F2(pid)3.869 E F0(or)3.389 E F2
(jobspec)2.619 E F0(.).31 E F2(sigspec)5.459 E F0(is)2.929 E .318
(either a case-insensiti)144 516 R .618 -.15(ve s)-.25 H .318
(ignal name such as).15 F/F3 9/Times-Bold@0 SF(SIGKILL)2.818 E F0 .319
(\(with or without the)2.569 F F3(SIG)2.819 E F0 .319
(pre\214x\) or a signal)2.569 F(number;)144 528 Q F2(signum)4.189 E F0
1.349(is a signal number)4.169 F 6.349(.I)-.55 G(f)-6.349 E F2(sigspec)
4.189 E F0 1.349(is not present, then)4.159 F F3(SIGTERM)3.849 E F0
1.348(is assumed.)3.599 F(An)6.348 E(ar)144 540 Q .522(gument of)-.18 F
F1<ad6c>3.023 E F0 .523(lists the signal names.)3.023 F .523(If an)5.523
F 3.023(ya)-.15 G -.18(rg)-3.023 G .523(uments are supplied when).18 F
F1<ad6c>3.023 E F0 .523(is gi)3.023 F -.15(ve)-.25 G .523(n, the names)
.15 F .28(of the signals corresponding to the ar)144 552 R .28
(guments are listed, and the return status is 0.)-.18 F(The)5.28 E F2
-.2(ex)2.78 G(it_status).2 E F0(ar)144 564 Q .377(gument to)-.18 F F1
<ad6c>2.877 E F0 .378
(is a number specifying either a signal number or the e)2.877 F .378
(xit status of a process termi-)-.15 F .594(nated by a signal.)144 576 R
F1(kill)5.593 E F0 .593(returns true if at least one signal w)3.093 F
.593(as successfully sent, or f)-.1 F .593(alse if an error)-.1 F
(occurs or an in)144 588 Q -.25(va)-.4 G(lid option is encountered.).25
E F1(let)108 604.8 Q F2(ar)2.5 E(g)-.37 E F0([)2.5 E F2(ar)A(g)-.37 E F0
(...])2.5 E(Each)144 616.8 Q F2(ar)3.964 E(g)-.37 E F0 1.134
(is an arithmetic e)3.854 F 1.134(xpression to be e)-.15 F -.25(va)-.25
G 1.135(luated \(see).25 F F3 1.135(ARITHMETIC EV)3.635 F(ALU)-1.215 E
-.855(AT)-.54 G(ION).855 E/F4 9/Times-Roman@0 SF(\).)A F0 1.135(If the)
5.635 F(last)144 628.8 Q F2(ar)2.83 E(g)-.37 E F0 -.25(eva)2.72 G
(luates to 0,).25 E F1(let)2.5 E F0(returns 1; 0 is returned otherwise.)
2.5 E F1(local)108 645.6 Q F0([)2.5 E F2(option)A F0 2.5(][)C F2(name)
-2.5 E F0([=)A F2(value)A F0 2.5(].)C(..])-2.5 E -.15(Fo)144 657.6 S
2.56(re).15 G .06(ach ar)-2.56 F .06(gument, a local v)-.18 F .06
(ariable named)-.25 F F2(name)2.92 E F0 .06(is created, and assigned)
2.74 F F2(value)2.56 E F0 5.06(.T).18 G(he)-5.06 E F2(option)2.56 E F0
.06(can be)2.56 F(an)144 669.6 Q 3.152(yo)-.15 G 3.152(ft)-3.152 G .652
(he options accepted by)-3.152 F F1(declar)3.152 E(e)-.18 E F0 5.652(.W)
C(hen)-5.652 E F1(local)3.152 E F0 .653
(is used within a function, it causes the v)3.152 F(ari-)-.25 E(able)144
681.6 Q F2(name)3.721 E F0 .861(to ha)3.541 F 1.161 -.15(ve a v)-.2 H
.861(isible scope restricted to that function and its children.).15 F
-.4(Wi)5.86 G .86(th no operands,).4 F F1(local)144 693.6 Q F0 1.164
(writes a list of local v)3.664 F 1.165
(ariables to the standard output.)-.25 F 1.165(It is an error to use)
6.165 F F1(local)3.665 E F0 1.165(when not)3.665 F .233
(within a function.)144 705.6 R .233(The return status is 0 unless)5.233
F F1(local)2.733 E F0 .233(is used outside a function, an in)2.733 F
-.25(va)-.4 G(lid).25 E F2(name)3.092 E F0(is)2.912 E(supplied, or)144
717.6 Q F2(name)2.5 E F0(is a readonly v)2.5 E(ariable.)-.25 E
(GNU Bash-3.0)72 768 Q(2004 Apr 20)148.735 E(9)203.725 E 0 Cg EP
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
(TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10
/Times-Bold@0 SF(logout)108 84 Q F0(Exit a login shell.)9.33 E F1(popd)
108 100.8 Q F0<5bad>2.5 E F1(n)A F0 2.5(][)C(+)-2.5 E/F2 10
/Times-Italic@0 SF(n)A F0 2.5(][)C<ad>-2.5 E F2(n)A F0(])A(Remo)144
112.8 Q -.15(ve)-.15 G 2.799(se).15 G .299
(ntries from the directory stack.)-2.799 F -.4(Wi)5.299 G .299(th no ar)
.4 F .299(guments, remo)-.18 F -.15(ve)-.15 G 2.799(st).15 G .3
(he top directory from the)-2.799 F 1.479(stack, and performs a)144
124.8 R F1(cd)3.979 E F0 1.479(to the ne)3.979 F 3.979(wt)-.25 G 1.479
(op directory)-3.979 F 6.479(.A)-.65 G -.18(rg)-6.479 G 1.478
(uments, if supplied, ha).18 F 1.778 -.15(ve t)-.2 H 1.478(he follo).15
F(wing)-.25 E(meanings:)144 136.8 Q F1(+)144 148.8 Q F2(n)A F0(Remo)25.3
E -.15(ve)-.15 G 2.64(st).15 G(he)-2.64 E F2(n)2.64 E F0 .14
(th entry counting from the left of the list sho)B .14(wn by)-.25 F F1
(dirs)2.64 E F0 2.64(,s)C .14(tarting with zero.)-2.64 F -.15(Fo)180
160.8 S 2.5(re).15 G(xample:)-2.65 E/F3 10/Courier@0 SF(popd +0)2.5 E F0
(remo)2.5 E -.15(ve)-.15 G 2.5(st).15 G(he \214rst directory)-2.5 E(,)
-.65 E F3(popd +1)2.5 E F0(the second.)2.5 E F1<ad>144 172.8 Q F2(n)A F0
(Remo)25.3 E -.15(ve)-.15 G 3.76(st).15 G(he)-3.76 E F2(n)3.76 E F0
1.259(th entry counting from the right of the list sho)B 1.259(wn by)
-.25 F F1(dirs)3.759 E F0 3.759(,s)C 1.259(tarting with)-3.759 F 2.5
(zero. F)180 184.8 R(or e)-.15 E(xample:)-.15 E F3(popd -0)2.5 E F0
(remo)2.5 E -.15(ve)-.15 G 2.5(st).15 G(he last directory)-2.5 E(,)-.65
E F3(popd -1)2.5 E F0(the ne)2.5 E(xt to last.)-.15 E F1<ad6e>144 196.8
Q F0 .551(Suppresses the normal change of directory when remo)24.74 F
.551(ving directories from the stack, so)-.15 F
(that only the stack is manipulated.)180 208.8 Q .644(If the)144 225.6 R
F1(popd)3.144 E F0 .644(command is successful, a)3.144 F F1(dirs)3.143 E
F0 .643(is performed as well, and the return status is 0.)3.143 F F1
(popd)5.643 E F0 .415(returns f)144 237.6 R .415(alse if an in)-.1 F
-.25(va)-.4 G .415
(lid option is encountered, the directory stack is empty).25 F 2.916
(,an)-.65 G(on-e)-2.916 E .416(xistent direc-)-.15 F
(tory stack entry is speci\214ed, or the directory change f)144 249.6 Q
(ails.)-.1 E F1(printf)108 266.4 Q F0([)2.5 E F1<ad76>A F2(var)2.5 E F0
(])A F2(format)2.5 E F0([)2.5 E F2(ar)A(guments)-.37 E F0(])A .372
(Write the formatted)144 278.4 R F2(ar)2.872 E(guments)-.37 E F0 .372
(to the standard output under the control of the)2.872 F F2(format)2.872
E F0 5.372(.T)C(he)-5.372 E F2(format)2.872 E F0 1.804(is a character s\
tring which contains three types of objects: plain characters, which ar\
e simply)144 290.4 R .159
(copied to standard output, character escape sequences, which are con)
144 302.4 R -.15(ve)-.4 G .158(rted and copied to the stan-).15 F .499(\
dard output, and format speci\214cations, each of which causes printing\
 of the ne)144 314.4 R .5(xt successi)-.15 F -.15(ve)-.25 G F2(ar)3.15 E
(gu-)-.37 E(ment)144 326.4 Q F0 5.424(.I)C 2.924(na)-5.424 G .424
(ddition to the standard)-2.924 F F2(printf)2.924 E F0 .424
(\(1\) formats,)B F1(%b)2.924 E F0(causes)2.923 E F1(printf)2.923 E F0
.423(to e)2.923 F .423(xpand backslash escape)-.15 F .976
(sequences in the corresponding)144 338.4 R F2(ar)3.476 E(gument)-.37 E
F0(\(e)3.476 E .976(xcept that)-.15 F F1(\\c)3.476 E F0 .976
(terminates output, backslashes in)3.476 F F1<5c08>3.477 E F0(,)A F1
(\\")3.477 E F0(,)A(and)144 350.4 Q F1(\\?)3.422 E F0 .922(are not remo)
3.422 F -.15(ve)-.15 G .922(d, and octal escapes be).15 F .922
(ginning with)-.15 F F1(\\0)3.422 E F0 .921
(may contain up to four digits\), and)3.422 F F1(%q)144 362.4 Q F0
(causes)3.63 E F1(printf)3.63 E F0 1.13(to output the corresponding)3.63
F F2(ar)3.631 E(gument)-.37 E F0 1.131
(in a format that can be reused as shell)3.631 F(input.)144 374.4 Q(The)
144 398.4 Q F1<ad76>2.904 E F0 .404
(option causes the output to be assigned to the v)2.904 F(ariable)-.25 E
F2(var)2.904 E F0 .404(rather than being printed to the)2.904 F
(standard output.)144 410.4 Q(The)144 434.4 Q F2(format)3.423 E F0 .923
(is reused as necessary to consume all of the)3.423 F F2(ar)3.423 E
(guments)-.37 E F0 5.923(.I)C 3.423(ft)-5.923 G(he)-3.423 E F2(format)
3.423 E F0 .924(requires more)3.424 F F2(ar)144 446.4 Q(guments)-.37 E
F0 .033(than are supplied, the e)2.534 F .033
(xtra format speci\214cations beha)-.15 F .333 -.15(ve a)-.2 H 2.533(si)
.15 G 2.533(faz)-2.533 G .033(ero v)-2.533 F .033(alue or null string,)
-.25 F(as appropriate, had been supplied.)144 458.4 Q(The return v)5 E
(alue is zero on success, non-zero on f)-.25 E(ailure.)-.1 E F1(pushd)
108 475.2 Q F0([)2.5 E F1<ad6e>A F0 2.5(][)C F2(dir)-2.5 E F0(])A F1
(pushd)108 487.2 Q F0([)2.5 E F1<ad6e>A F0 2.5(][)C(+)-2.5 E F2(n)A F0
2.5(][)C<ad>-2.5 E F2(n)A F0(])A .639(Adds a directory to the top of th\
e directory stack, or rotates the stack, making the ne)144 499.2 R 3.14
(wt)-.25 G .64(op of the)-3.14 F 1.316(stack the current w)144 511.2 R
1.316(orking directory)-.1 F 6.316(.W)-.65 G 1.315(ith no ar)-6.716 F
1.315(guments, e)-.18 F 1.315(xchanges the top tw)-.15 F 3.815(od)-.1 G
1.315(irectories and)-3.815 F .871
(returns 0, unless the directory stack is empty)144 523.2 R 5.871(.A)
-.65 G -.18(rg)-5.871 G .872(uments, if supplied, ha).18 F 1.172 -.15
(ve t)-.2 H .872(he follo).15 F .872(wing mean-)-.25 F(ings:)144 535.2 Q
F1(+)144 547.2 Q F2(n)A F0 1.268(Rotates the stack so that the)25.3 F F2
(n)3.768 E F0 1.267
(th directory \(counting from the left of the list sho)B 1.267(wn by)
-.25 F F1(dirs)180 559.2 Q F0 2.5(,s)C
(tarting with zero\) is at the top.)-2.5 E F1<ad>144 571.2 Q F2(n)A F0
.92(Rotates the stack so that the)25.3 F F2(n)3.42 E F0 .92
(th directory \(counting from the right of the list sho)B .92(wn by)-.25
F F1(dirs)180 583.2 Q F0 2.5(,s)C(tarting with zero\) is at the top.)
-2.5 E F1<ad6e>144 595.2 Q F0 .902(Suppresses the normal change of dire\
ctory when adding directories to the stack, so that)24.74 F
(only the stack is manipulated.)180 607.2 Q F2(dir)144.35 619.2 Q F0
(Adds)23.98 E F2(dir)2.85 E F0
(to the directory stack at the top, making it the ne)3.23 E 2.5(wc)-.25
G(urrent w)-2.5 E(orking directory)-.1 E(.)-.65 E .488(If the)144 636 R
F1(pushd)2.988 E F0 .488(command is successful, a)2.988 F F1(dirs)2.988
E F0 .488(is performed as well.)2.988 F .489
(If the \214rst form is used,)5.488 F F1(pushd)2.989 E F0 1.04
(returns 0 unless the cd to)144 648 R F2(dir)3.89 E F0 -.1(fa)4.27 G
3.539(ils. W).1 F 1.039(ith the second form,)-.4 F F1(pushd)3.539 E F0
1.039(returns 0 unless the directory)3.539 F .846(stack is empty)144 660
R 3.346(,an)-.65 G(on-e)-3.346 E .847(xistent directory stack element i\
s speci\214ed, or the directory change to the)-.15 F(speci\214ed ne)144
672 Q 2.5(wc)-.25 G(urrent directory f)-2.5 E(ails.)-.1 E F1(pwd)108
688.8 Q F0([)2.5 E F1(\255LP)A F0(])A .845
(Print the absolute pathname of the current w)144 700.8 R .845
(orking directory)-.1 F 5.844(.T)-.65 G .844
(he pathname printed contains no)-5.844 F .181(symbolic links if the)144
712.8 R F1<ad50>2.681 E F0 .181(option is supplied or the)2.681 F F1
.181(\255o ph)2.681 F(ysical)-.15 E F0 .181(option to the)2.681 F F1
(set)2.681 E F0 -.2(bu)2.681 G .182(iltin command is).2 F 3.264
(enabled. If)144 724.8 R(the)3.264 E F1<ad4c>3.264 E F0 .763
(option is used, the pathname printed may contain symbolic links.)3.264
F .763(The return)5.763 F(GNU Bash-3.0)72 768 Q(2004 Apr 20)148.735 E
(10)198.725 E 0 Cg EP
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
(TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E 1.36(status\
 is 0 unless an error occurs while reading the name of the current dire\
ctory or an in)144 84 R -.25(va)-.4 G(lid).25 E(option is supplied.)144
96 Q/F1 10/Times-Bold@0 SF -.18(re)108 112.8 S(ad).18 E F0([)2.5 E F1
(\255ers)A F0 2.5(][)C F1<ad75>-2.5 E/F2 10/Times-Italic@0 SF(fd)2.5 E
F0 2.5(][)C F1<ad74>-2.5 E F2(timeout)2.5 E F0 2.5(][)C F1<ad61>-2.5 E
F2(aname)2.5 E F0 2.5(][)C F1<ad70>-2.5 E F2(pr)2.5 E(ompt)-.45 E F0 2.5
(][)C F1<ad6e>-2.5 E F2(nc)2.5 E(har)-.15 E(s)-.1 E F0 2.5(][)C F1<ad64>
-2.5 E F2(delim)2.5 E F0 2.5(][)C F2(name)-2.5 E F0(...])2.5 E .516(One\
 line is read from the standard input, or from the \214le descriptor)144
124.8 R F2(fd)3.016 E F0 .516(supplied as an ar)3.016 F .516(gument to)
-.18 F(the)144 136.8 Q F1<ad75>2.538 E F0 .038
(option, and the \214rst w)2.538 F .038(ord is assigned to the \214rst)
-.1 F F2(name)2.539 E F0 2.539(,t).18 G .039(he second w)-2.539 F .039
(ord to the second)-.1 F F2(name)2.539 E F0(,).18 E .42
(and so on, with lefto)144 148.8 R -.15(ve)-.15 G 2.92(rw).15 G .42
(ords and their interv)-3.02 F .42
(ening separators assigned to the last)-.15 F F2(name)2.92 E F0 5.42(.I)
.18 G 2.92(ft)-5.42 G(here)-2.92 E .54(are fe)144 160.8 R .54(wer w)-.25
F .541(ords read from the input stream than names, the remaining names \
are assigned empty)-.1 F -.25(va)144 172.8 S 2.511(lues. The).25 F .011
(characters in)2.511 F/F3 9/Times-Bold@0 SF(IFS)2.511 E F0 .011
(are used to split the line into w)2.261 F 2.511(ords. The)-.1 F .011
(backslash character \()2.511 F F1(\\)A F0 2.51(\)m)C(ay)-2.51 E 1.89
(be used to remo)144 184.8 R 2.19 -.15(ve a)-.15 H 2.19 -.15(ny s).15 H
1.891(pecial meaning for the ne).15 F 1.891
(xt character read and for line continuation.)-.15 F
(Options, if supplied, ha)144 196.8 Q .3 -.15(ve t)-.2 H(he follo).15 E
(wing meanings:)-.25 E F1<ad61>144 208.8 Q F2(aname)2.5 E F0 1.05(The w)
180 220.8 R 1.049
(ords are assigned to sequential indices of the array v)-.1 F(ariable)
-.25 E F2(aname)3.549 E F0 3.549(,s).18 G 1.049(tarting at 0.)-3.549 F
F2(aname)180.33 232.8 Q F0(is unset before an)2.68 E 2.5(yn)-.15 G .5
-.25(ew va)-2.5 H(lues are assigned.).25 E(Other)5 E F2(name)2.5 E F0
(ar)2.5 E(guments are ignored.)-.18 E F1<ad64>144 244.8 Q F2(delim)2.5 E
F0(The \214rst character of)180 256.8 Q F2(delim)2.5 E F0
(is used to terminate the input line, rather than ne)2.5 E(wline.)-.25 E
F1<ad65>144 268.8 Q F0 .372
(If the standard input is coming from a terminal,)25.86 F F1 -.18(re)
2.873 G(adline).18 E F0(\(see)2.873 E F3(READLINE)2.873 E F0(abo)2.623 E
-.15(ve)-.15 G 2.873(\)i).15 G 2.873(su)-2.873 G(sed)-2.873 E
(to obtain the line.)180 280.8 Q F1<ad6e>144 292.8 Q F2(nc)2.5 E(har)
-.15 E(s)-.1 E F1 -.18(re)180 304.8 S(ad).18 E F0 1.395
(returns after reading)3.895 F F2(nc)3.895 E(har)-.15 E(s)-.1 E F0 1.395
(characters rather than w)3.895 F 1.394(aiting for a complete line of)
-.1 F(input.)180 316.8 Q F1<ad70>144 328.8 Q F2(pr)2.5 E(ompt)-.45 E F0
(Display)180 340.8 Q F2(pr)3.66 E(ompt)-.45 E F0 1.161
(on standard error)3.66 F 3.661(,w)-.4 G 1.161(ithout a trailing ne)
-3.661 F 1.161(wline, before attempting to read)-.25 F(an)180 352.8 Q
2.5(yi)-.15 G 2.5(nput. The)-2.5 F
(prompt is displayed only if input is coming from a terminal.)2.5 E F1
<ad72>144 364.8 Q F0 .544(Backslash does not act as an escape character)
25.86 F 5.543(.T)-.55 G .543(he backslash is considered to be part of)
-5.543 F(the line.)180 376.8 Q(In particular)5 E 2.5(,ab)-.4 G
(ackslash-ne)-2.5 E(wline pair may not be used as a line continuation.)
-.25 E F1<ad73>144 388.8 Q F0(Silent mode.)26.41 E
(If input is coming from a terminal, characters are not echoed.)5 E F1
<ad74>144 400.8 Q F2(timeout)2.5 E F0(Cause)180 412.8 Q F1 -.18(re)3.548
G(ad).18 E F0 1.048(to time out and return f)3.548 F 1.048
(ailure if a complete line of input is not read within)-.1 F F2(timeout)
180 424.8 Q F0 2.92(seconds. This)2.92 F .42(option has no ef)2.92 F .42
(fect if)-.25 F F1 -.18(re)2.92 G(ad).18 E F0 .42
(is not reading input from the terminal)2.92 F(or a pipe.)180 436.8 Q F1
<ad75>144 448.8 Q F2(fd)2.5 E F0(Read input from \214le descriptor)14.46
E F2(fd)2.5 E F0(.)A .191(If no)144 465.6 R F2(names)3.051 E F0 .191
(are supplied, the line read is assigned to the v)2.961 F(ariable)-.25 E
F3(REPL)2.692 E(Y)-.828 E/F4 9/Times-Roman@0 SF(.)A F0 .192
(The return code is zero,)4.692 F 1.218
(unless end-of-\214le is encountered,)144 477.6 R F1 -.18(re)3.718 G(ad)
.18 E F0 1.217(times out, or an in)3.718 F -.25(va)-.4 G 1.217
(lid \214le descriptor is supplied as the).25 F(ar)144 489.6 Q
(gument to)-.18 E F1<ad75>2.5 E F0(.)A F1 -.18(re)108 506.4 S(adonly).18
E F0([)2.5 E F1(\255apf)A F0 2.5(][)C F2(name)-2.5 E F0([=)A F2(wor)A(d)
-.37 E F0 2.5(].)C(..])-2.5 E .77(The gi)144 518.4 R -.15(ve)-.25 G(n)
.15 E F2(names)3.27 E F0 .77(are mark)3.27 F .77(ed readonly; the v)-.1
F .77(alues of these)-.25 F F2(names)3.63 E F0 .77
(may not be changed by subse-)3.54 F 1.097(quent assignment.)144 530.4 R
1.097(If the)6.097 F F1<ad66>3.597 E F0 1.097
(option is supplied, the functions corresponding to the)3.597 F F2
(names)3.596 E F0 1.096(are so)3.596 F(mark)144 542.4 Q 2.872(ed. The)
-.1 F F1<ad61>2.872 E F0 .372(option restricts the v)2.872 F .372
(ariables to arrays.)-.25 F .372(If no)5.372 F F2(name)3.232 E F0(ar)
3.053 E .373(guments are gi)-.18 F -.15(ve)-.25 G .373(n, or if the).15
F F1<ad70>144 554.4 Q F0 .796
(option is supplied, a list of all readonly names is printed.)3.297 F
(The)5.796 E F1<ad70>3.296 E F0 .796(option causes output to be)3.296 F
.828(displayed in a format that may be reused as input.)144 566.4 R .828
(If a v)5.828 F .828(ariable name is follo)-.25 F .828(wed by =)-.25 F
F2(wor)A(d)-.37 E F0 3.328(,t)C(he)-3.328 E -.25(va)144 578.4 S .405
(lue of the v).25 F .405(ariable is set to)-.25 F F2(wor)2.905 E(d)-.37
E F0 5.405(.T)C .404(he return status is 0 unless an in)-5.405 F -.25
(va)-.4 G .404(lid option is encountered,).25 F 1.069(one of the)144
590.4 R F2(names)3.929 E F0 1.069(is not a v)3.839 F 1.069(alid shell v)
-.25 F 1.069(ariable name, or)-.25 F F1<ad66>3.569 E F0 1.069
(is supplied with a)3.569 F F2(name)3.929 E F0 1.069(that is not a)3.749
F(function.)144 602.4 Q F1 -.18(re)108 619.2 S(tur).18 E(n)-.15 E F0([)
2.5 E F2(n)A F0(])A .587(Causes a function to e)144 631.2 R .587
(xit with the return v)-.15 F .587(alue speci\214ed by)-.25 F F2(n)3.087
E F0 5.587(.I).24 G(f)-5.587 E F2(n)3.447 E F0 .586
(is omitted, the return status is)3.327 F 1.335
(that of the last command e)144 643.2 R -.15(xe)-.15 G 1.335
(cuted in the function body).15 F 6.335(.I)-.65 G 3.835(fu)-6.335 G
1.335(sed outside a function, b)-3.835 F 1.335(ut during)-.2 F -.15(exe)
144 655.2 S .794(cution of a script by the).15 F F1(.)3.294 E F0(\()
5.794 E F1(sour)A(ce)-.18 E F0 3.294(\)c)C .794
(ommand, it causes the shell to stop e)-3.294 F -.15(xe)-.15 G .794
(cuting that script).15 F .245(and return either)144 667.2 R F2(n)3.105
E F0 .246(or the e)2.985 F .246(xit status of the last command e)-.15 F
-.15(xe)-.15 G .246(cuted within the script as the e).15 F .246
(xit sta-)-.15 F .082(tus of the script.)144 679.2 R .082
(If used outside a function and not during e)5.082 F -.15(xe)-.15 G .082
(cution of a script by).15 F F1(.)2.582 E F0 2.581(,t).833 G .081
(he return sta-)-2.581 F 2.305(tus is f)144 691.2 R 4.805(alse. An)-.1 F
4.805(yc)-.15 G 2.305(ommand associated with the)-4.805 F F1(RETURN)
4.805 E F0 2.306(trap is e)4.806 F -.15(xe)-.15 G 2.306(cuted before e)
.15 F -.15(xe)-.15 G(cution).15 E(resumes after the function or script.)
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
(TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10
/Times-Bold@0 SF(set)108 84 Q F0([)2.5 E F1(\255\255abefhkmnptuvxBCHP)A
F0 2.5(][)C F1<ad6f>-2.5 E/F2 10/Times-Italic@0 SF(option)2.5 E F0 2.5
(][)C F2(ar)-2.5 E(g)-.37 E F0(...])2.5 E -.4(Wi)144 96 S .836
(thout options, the name and v).4 F .835(alue of each shell v)-.25 F
.835(ariable are displayed in a format that can be)-.25 F .784
(reused as input for setting or resetting the currently-set v)144 108 R
3.284(ariables. Read-only)-.25 F -.25(va)3.284 G .784(riables cannot be)
.25 F 2.947(reset. In)144 120 R F2 .447(posix mode)2.947 F F0 2.947(,o)C
.447(nly shell v)-2.947 F .447(ariables are listed.)-.25 F .447
(The output is sorted according to the current)5.447 F 3.53
(locale. When)144 132 R 1.031(options are speci\214ed, the)3.53 F 3.531
(ys)-.15 G 1.031(et or unset shell attrib)-3.531 F 3.531(utes. An)-.2 F
3.531(ya)-.15 G -.18(rg)-3.531 G 1.031(uments remaining).18 F .202
(after the options are processed are treated as v)144 144 R .202
(alues for the positional parameters and are assigned,)-.25 F(in order)
144 156 Q 2.5(,t)-.4 G(o)-2.5 E F1($1)2.5 E F0(,)A F1($2)2.5 E F0(,)A F1
2.5(... $)2.5 F F2(n)A F0 5(.O)C(ptions, if speci\214ed, ha)-5 E .3 -.15
(ve t)-.2 H(he follo).15 E(wing meanings:)-.25 E F1<ad61>144 168 Q F0
.539(Automatically mark v)29.3 F .539
(ariables and functions which are modi\214ed or created for e)-.25 F .54
(xport to)-.15 F(the en)184 180 Q(vironment of subsequent commands.)-.4
E F1<ad62>144 192 Q F0 .132
(Report the status of terminated background jobs immediately)28.74 F
2.632(,r)-.65 G .131(ather than before the ne)-2.632 F(xt)-.15 E
(primary prompt.)184 204 Q(This is ef)5 E(fecti)-.25 E .3 -.15(ve o)-.25
H(nly when job control is enabled.).15 E F1<ad65>144 216 Q F0 1.693
(Exit immediately if a)29.86 F F2 1.693(simple command)4.193 F F0(\(see)
4.193 E/F3 9/Times-Bold@0 SF 1.693(SHELL GRAMMAR)4.193 F F0(abo)3.943 E
-.15(ve)-.15 G 4.194(\)e).15 G 1.694(xits with a)-4.344 F .012
(non-zero status.)184 228 R .012(The shell does not e)5.012 F .011
(xit if the command that f)-.15 F .011(ails is part of the command)-.1 F
.624(list immediately follo)184 240 R .624(wing a)-.25 F F1(while)3.124
E F0(or)3.124 E F1(until)3.124 E F0 -.1(ke)3.124 G(yw)-.05 E .624
(ord, part of the test in an)-.1 F F2(if)3.134 E F0(statement,)5.084 E
.426(part of a)184 252 R F1(&&)2.926 E F0(or)2.926 E/F4 10/Symbol SF
<efef>2.926 E F0 .426(list, or if the command')2.926 F 2.926(sr)-.55 G
.426(eturn v)-2.926 F .426(alue is being in)-.25 F -.15(ve)-.4 G .425
(rted via).15 F F1(!)2.925 E F0 5.425(.A)C(trap)-2.5 E(on)184 264 Q F1
(ERR)2.5 E F0 2.5(,i)C 2.5(fs)-2.5 G(et, is e)-2.5 E -.15(xe)-.15 G
(cuted before the shell e).15 E(xits.)-.15 E F1<ad66>144 276 Q F0
(Disable pathname e)30.97 E(xpansion.)-.15 E F1<ad68>144 288 Q F0 2.238
(Remember the location of commands as the)28.74 F 4.738(ya)-.15 G 2.239
(re look)-4.738 F 2.239(ed up for e)-.1 F -.15(xe)-.15 G 4.739
(cution. This).15 F(is)4.739 E(enabled by def)184 300 Q(ault.)-.1 E F1
<ad6b>144 312 Q F0 .514(All ar)28.74 F .514
(guments in the form of assignment statements are placed in the en)-.18
F .513(vironment for a)-.4 F
(command, not just those that precede the command name.)184 324 Q F1
<ad6d>144 336 Q F0 .148(Monitor mode.)25.97 F .148
(Job control is enabled.)5.148 F .149(This option is on by def)5.148 F
.149(ault for interacti)-.1 F .449 -.15(ve s)-.25 H(hells).15 E .637
(on systems that support it \(see)184 348 R F3 .636(JOB CONTR)3.136 F
(OL)-.27 E F0(abo)2.886 E -.15(ve)-.15 G 3.136(\). Background).15 F .636
(processes run in a)3.136 F .641
(separate process group and a line containing their e)184 360 R .642
(xit status is printed upon their com-)-.15 F(pletion.)184 372 Q F1
<ad6e>144 384 Q F0 .653(Read commands b)28.74 F .653(ut do not e)-.2 F
-.15(xe)-.15 G .653(cute them.).15 F .652
(This may be used to check a shell script for)5.653 F(syntax errors.)184
396 Q(This is ignored by interacti)5 E .3 -.15(ve s)-.25 H(hells.).15 E
F1<ad6f>144 408 Q F2(option\255name)2.5 E F0(The)184 420 Q F2
(option\255name)2.5 E F0(can be one of the follo)2.5 E(wing:)-.25 E F1
(allexport)184 432 Q F0(Same as)224 444 Q F1<ad61>2.5 E F0(.)A F1
(braceexpand)184 456 Q F0(Same as)224 468 Q F1<ad42>2.5 E F0(.)A F1
(emacs)184 480 Q F0 .089(Use an emacs-style command line editing interf)
13.9 F 2.589(ace. This)-.1 F .089(is enabled by def)2.589 F(ault)-.1 E
.95(when the shell is interacti)224 492 R -.15(ve)-.25 G 3.45(,u).15 G
.95(nless the shell is started with the)-3.45 F F1(\255\255noediting)
3.45 E F0(option.)224 504 Q F1(errtrace)184 516 Q F0(Same as)5.03 E F1
<ad45>2.5 E F0(.)A F1(functrace)184 528 Q F0(Same as)224 540 Q F1<ad54>
2.5 E F0(.)A F1(err)184 552 Q(exit)-.18 E F0(Same as)11.31 E F1<ad65>2.5
E F0(.)A F1(hashall)184 564 Q F0(Same as)9.43 E F1<ad68>2.5 E F0(.)A F1
(histexpand)184 576 Q F0(Same as)224 588 Q F1<ad48>2.5 E F0(.)A F1
(history)184 600 Q F0 .586(Enable command history)10 F 3.087(,a)-.65 G
3.087(sd)-3.087 G .587(escribed abo)-3.087 F .887 -.15(ve u)-.15 H(nder)
.15 E F3(HIST)3.087 E(OR)-.162 E(Y)-.315 E/F5 9/Times-Roman@0 SF(.)A F0
.587(This option is)5.087 F(on by def)224 612 Q(ault in interacti)-.1 E
.3 -.15(ve s)-.25 H(hells.).15 E F1(ignor)184 624 Q(eeof)-.18 E F0 1.657
(The ef)224 636 R 1.657(fect is as if the shell command)-.25 F/F6 10
/Courier@0 SF(IGNOREEOF=10)4.156 E F0 1.656(had been e)4.156 F -.15(xe)
-.15 G(cuted).15 E(\(see)224 648 Q F1(Shell V)2.5 E(ariables)-.92 E F0
(abo)2.5 E -.15(ve)-.15 G(\).).15 E F1 -.1(ke)184 660 S(yw).1 E(ord)-.1
E F0(Same as)224 672 Q F1<ad6b>2.5 E F0(.)A F1(monitor)184 684 Q F0
(Same as)5.56 E F1<ad6d>2.5 E F0(.)A F1(noclob)184 696 Q(ber)-.1 E F0
(Same as)224 708 Q F1<ad43>2.5 E F0(.)A(GNU Bash-3.0)72 768 Q
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
(TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10
/Times-Bold@0 SF(noexec)184 84 Q F0(Same as)11.12 E F1<ad6e>2.5 E F0(.)A
F1(noglob)184 96 Q F0(Same as)11.1 E F1<ad66>2.5 E F0(.)A F1(nolog)5 E
F0(Currently ignored.)2.5 E F1(notify)184 108 Q F0(Same as)15 E F1<ad62>
2.5 E F0(.)A F1(nounset)184 120 Q F0(Same as)6.66 E F1<ad75>2.5 E F0(.)A
F1(onecmd)184 132 Q F0(Same as)6.67 E F1<ad74>2.5 E F0(.)A F1(ph)184 144
Q(ysical)-.15 E F0(Same as)5.14 E F1<ad50>2.5 E F0(.)A F1(pipefail)184
156 Q F0 1.029(If set, the return v)7.77 F 1.029
(alue of a pipeline is the v)-.25 F 1.03
(alue of the last \(rightmost\) com-)-.25 F 1.137(mand to e)224 168 R
1.136
(xit with a non-zero status, or zero if all commands in the pipeline)
-.15 F -.15(ex)224 180 S(it successfully).15 E 5(.T)-.65 G
(his option is disabled by def)-5 E(ault.)-.1 E F1(posix)184 192 Q F0
2.09(Change the beha)17.77 F 2.091(vior of)-.2 F F1(bash)4.591 E F0
2.091(where the def)4.591 F 2.091(ault operation dif)-.1 F 2.091
(fers from the)-.25 F(POSIX standard to match the standard \()224 204 Q
/F2 10/Times-Italic@0 SF(posix mode)A F0(\).)A F1(pri)184 216 Q(vileged)
-.1 E F0(Same as)224 228 Q F1<ad70>2.5 E F0(.)A F1 -.1(ve)184 240 S
(rbose).1 E F0(Same as)7.33 E F1<ad76>2.5 E F0(.)A F1(vi)184 252 Q F0
(Use a vi-style command line editing interf)32.22 E(ace.)-.1 E F1
(xtrace)184 264 Q F0(Same as)13.35 E F1<ad78>2.5 E F0(.)A(If)184 282 Q
F1<ad6f>3.053 E F0 .553(is supplied with no)3.053 F F2(option\255name)
3.053 E F0 3.053(,t)C .553(he v)-3.053 F .552
(alues of the current options are printed.)-.25 F(If)5.552 E F1(+o)184
294 Q F0 1.071(is supplied with no)3.571 F F2(option\255name)3.571 E F0
3.571(,as)C 1.071(eries of)-3.571 F F1(set)3.572 E F0 1.072
(commands to recreate the current)3.572 F
(option settings is displayed on the standard output.)184 306 Q F1<ad70>
144 318 Q F0 -.45(Tu)28.74 G 1.072(rn on).45 F F2(privile)4.822 E -.1
(ge)-.4 G(d).1 E F0 3.572(mode. In)4.342 F 1.072(this mode, the)3.572 F
/F3 9/Times-Bold@0 SF($ENV)3.572 E F0(and)3.322 E F3($B)3.572 E(ASH_ENV)
-.27 E F0 1.071(\214les are not pro-)3.322 F 1.705
(cessed, shell functions are not inherited from the en)184 330 R 1.705
(vironment, and the)-.4 F F3(SHELLOPTS)4.206 E F0 -.25(va)184 342 S .019
(riable, if it appears in the en).25 F .019(vironment, is ignored.)-.4 F
.018(If the shell is started with the ef)5.019 F(fec-)-.25 E(ti)184 354
Q 1.158 -.15(ve u)-.25 H .859
(ser \(group\) id not equal to the real user \(group\) id, and the).15 F
F1<ad70>3.359 E F0 .859(option is not sup-)3.359 F .294
(plied, these actions are tak)184 366 R .293(en and the ef)-.1 F(fecti)
-.25 E .593 -.15(ve u)-.25 H .293(ser id is set to the real user id.).15
F .293(If the)5.293 F F1<ad70>2.793 E F0 1.195
(option is supplied at startup, the ef)184 378 R(fecti)-.25 E 1.495 -.15
(ve u)-.25 H 1.195(ser id is not reset.).15 F -.45(Tu)6.196 G 1.196
(rning this option of).45 F(f)-.25 E(causes the ef)184 390 Q(fecti)-.25
E .3 -.15(ve u)-.25 H
(ser and group ids to be set to the real user and group ids.).15 E F1
<ad74>144 402 Q F0(Exit after reading and e)30.97 E -.15(xe)-.15 G
(cuting one command.).15 E F1<ad75>144 414 Q F0 -.35(Tr)28.74 G .445
(eat unset v).35 F .444
(ariables as an error when performing parameter e)-.25 F 2.944
(xpansion. If)-.15 F -.15(ex)2.944 G .444(pansion is).15 F .519
(attempted on an unset v)184 426 R .519
(ariable, the shell prints an error message, and, if not interacti)-.25
F -.15(ve)-.25 G(,).15 E -.15(ex)184 438 S(its with a non-zero status.)
.15 E F1<ad76>144 450 Q F0(Print shell input lines as the)29.3 E 2.5(ya)
-.15 G(re read.)-2.5 E F1<ad78>144 462 Q F0 .315(After e)29.3 F .315
(xpanding each)-.15 F F2 .315(simple command)2.815 F F0(,)A F1 -.25(fo)
2.815 G(r).25 E F0(command,)2.815 E F1(case)2.815 E F0(command,)2.815 E
F1(select)2.815 E F0(command,)2.815 E 1.235(or arithmetic)184 474 R F1
-.25(fo)3.736 G(r).25 E F0 1.236(command, display the e)3.736 F 1.236
(xpanded v)-.15 F 1.236(alue of)-.25 F F3(PS4)3.736 E/F4 9/Times-Roman@0
SF(,)A F0(follo)3.486 E 1.236(wed by the com-)-.25 F(mand and its e)184
486 Q(xpanded ar)-.15 E(guments or associated w)-.18 E(ord list.)-.1 E
F1<ad42>144 498 Q F0 2.579(The shell performs brace e)27.63 F 2.578
(xpansion \(see)-.15 F F1 2.578(Brace Expansion)5.078 F F0(abo)5.078 E
-.15(ve)-.15 G 5.078(\). This).15 F 2.578(is on by)5.078 F(def)184 510 Q
(ault.)-.1 E F1<ad43>144 522 Q F0 .213(If set,)27.08 F F1(bash)2.713 E
F0 .213(does not o)2.713 F -.15(ve)-.15 G .214(rwrite an e).15 F .214
(xisting \214le with the)-.15 F F1(>)2.714 E F0(,)A F1(>&)2.714 E F0
2.714(,a)C(nd)-2.714 E F1(<>)2.714 E F0 .214(redirection opera-)2.714 F
3.054(tors. This)184 534 R .553(may be o)3.053 F -.15(ve)-.15 G .553
(rridden when creating output \214les by using the redirection opera-)
.15 F(tor)184 546 Q F1(>|)2.5 E F0(instead of)2.5 E F1(>)2.5 E F0(.)A F1
<ad45>144 558 Q F0 .103(If set, an)27.63 F 2.603(yt)-.15 G .103(rap on)
-2.603 F F1(ERR)2.603 E F0 .104
(is inherited by shell functions, command substitutions, and com-)2.603
F .839(mands e)184 570 R -.15(xe)-.15 G .839(cuted in a subshell en).15
F 3.339(vironment. The)-.4 F F1(ERR)3.338 E F0 .838
(trap is normally not inherited in)3.338 F(such cases.)184 582 Q F1
<ad48>144 594 Q F0(Enable)26.52 E F1(!)3.031 E F0 .531
(style history substitution.)5.531 F .531(This option is on by def)5.531
F .532(ault when the shell is inter)-.1 F(-)-.2 E(acti)184 606 Q -.15
(ve)-.25 G(.).15 E F1<ad50>144 618 Q F0 1.165
(If set, the shell does not follo)28.19 F 3.664(ws)-.25 G 1.164
(ymbolic links when e)-3.664 F -.15(xe)-.15 G 1.164
(cuting commands such as).15 F F1(cd)3.664 E F0 2.821
(that change the current w)184 630 R 2.822(orking directory)-.1 F 7.822
(.I)-.65 G 5.322(tu)-7.822 G 2.822(ses the ph)-5.322 F 2.822
(ysical directory structure)-.05 F 2.686(instead. By)184 642 R(def)2.686
E(ault,)-.1 E F1(bash)2.686 E F0(follo)2.686 E .186
(ws the logical chain of directories when performing com-)-.25 F
(mands which change the current directory)184 654 Q(.)-.65 E F1<ad54>144
666 Q F0 .89(If set, an)27.63 F 3.39(yt)-.15 G .89(raps on)-3.39 F F1
(DEB)3.39 E(UG)-.1 E F0(and)3.39 E F1(RETURN)3.39 E F0 .89
(are inherited by shell functions, command)3.39 F 1.932
(substitutions, and commands e)184 678 R -.15(xe)-.15 G 1.932
(cuted in a subshell en).15 F 4.432(vironment. The)-.4 F F1(DEB)4.432 E
(UG)-.1 E F0(and)4.432 E F1(RETURN)184 690 Q F0
(traps are normally not inherited in such cases.)2.5 E F1<adad>144 702 Q
F0 .4(If no ar)28.6 F .401(guments follo)-.18 F 2.901(wt)-.25 G .401
(his option, then the positional parameters are unset.)-2.901 F
(Otherwise,)5.401 E(the positional parameters are set to the)184 714 Q
F2(ar)2.5 E(g)-.37 E F0(s, e)A -.15(ve)-.25 G 2.5(ni).15 G 2.5(fs)-2.5 G
(ome of them be)-2.5 E(gin with a)-.15 E F1<ad>2.5 E F0(.)A
(GNU Bash-3.0)72 768 Q(2004 Apr 20)148.735 E(13)198.725 E 0 Cg EP
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
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/Times-Bold@0 SF<ad>144 84 Q F0 1.945
(Signal the end of options, cause all remaining)34.3 F/F2 10
/Times-Italic@0 SF(ar)4.444 E(g)-.37 E F0 4.444(st)C 4.444(ob)-4.444 G
4.444(ea)-4.444 G 1.944(ssigned to the positional)-4.444 F 3.445
(parameters. The)184 96 R F1<ad78>3.445 E F0(and)3.445 E F1<ad76>3.445 E
F0 .945(options are turned of)3.445 F 3.445(f. If)-.25 F .946
(there are no)3.445 F F2(ar)3.446 E(g)-.37 E F0 .946(s, the positional)B
(parameters remain unchanged.)184 108 Q .425(The options are of)144
124.8 R 2.925(fb)-.25 G 2.925(yd)-2.925 G(ef)-2.925 E .425
(ault unless otherwise noted.)-.1 F .425
(Using + rather than \255 causes these options)5.425 F .177
(to be turned of)144 136.8 R 2.677(f. The)-.25 F .178
(options can also be speci\214ed as ar)2.678 F .178(guments to an in)
-.18 F -.2(vo)-.4 G .178(cation of the shell.).2 F(The)5.178 E .066
(current set of options may be found in)144 148.8 R F1<24ad>2.566 E F0
5.066(.T)C .066(he return status is al)-5.066 F -.1(wa)-.1 G .066
(ys true unless an in).1 F -.25(va)-.4 G .066(lid option).25 F
(is encountered.)144 160.8 Q F1(shift)108 177.6 Q F0([)2.5 E F2(n)A F0
(])A .428(The positional parameters from)144 189.6 R F2(n)2.928 E F0
.429(+1 ... are renamed to)B F1 .429($1 ....)2.929 F F0 -.15(Pa)5.429 G
.429(rameters represented by the num-).15 F(bers)144 201.6 Q F1($#)2.583
E F0(do)2.583 E .083(wn to)-.25 F F1($#)2.583 E F0<ad>A F2(n)A F0 .083
(+1 are unset.)B F2(n)5.443 E F0 .083(must be a non-ne)2.823 F -.05(ga)
-.15 G(ti).05 E .382 -.15(ve n)-.25 H .082(umber less than or equal to)
.15 F F1($#)2.582 E F0 5.082(.I)C(f)-5.082 E F2(n)2.942 E F0 .06
(is 0, no parameters are changed.)144 213.6 R(If)5.06 E F2(n)2.92 E F0
.06(is not gi)2.8 F -.15(ve)-.25 G .06(n, it is assumed to be 1.).15 F
(If)5.06 E F2(n)2.92 E F0 .06(is greater than)2.8 F F1($#)2.56 E F0 2.56
(,t)C(he)-2.56 E .144(positional parameters are not changed.)144 225.6 R
.144(The return status is greater than zero if)5.144 F F2(n)3.003 E F0
.143(is greater than)2.883 F F1($#)2.643 E F0
(or less than zero; otherwise 0.)144 237.6 Q F1(shopt)108 254.4 Q F0([)
2.5 E F1(\255pqsu)A F0 2.5(][)C F1<ad6f>-2.5 E F0 2.5(][)C F2(optname)
-2.5 E F0(...])2.5 E -.8(To)144 266.4 S .222(ggle the v).8 F .222
(alues of v)-.25 F .222(ariables controlling optional shell beha)-.25 F
(vior)-.2 E 5.222(.W)-.55 G .222(ith no options, or with the)-5.622 F F1
<ad70>2.722 E F0 .721(option, a list of all settable options is display\
ed, with an indication of whether or not each is set.)144 278.4 R(The)
144 290.4 Q F1<ad70>2.827 E F0 .327(option causes output to be displaye\
d in a form that may be reused as input.)2.827 F .328(Other options)
5.328 F(ha)144 302.4 Q .3 -.15(ve t)-.2 H(he follo).15 E(wing meanings:)
-.25 E F1<ad73>144 314.4 Q F0(Enable \(set\) each)26.41 E F2(optname)2.5
E F0(.)A F1<ad75>144 326.4 Q F0(Disable \(unset\) each)24.74 E F2
(optname)2.5 E F0(.)A F1<ad71>144 338.4 Q F0 .003(Suppresses normal out\
put \(quiet mode\); the return status indicates whether the)24.74 F F2
(optname)2.503 E F0(is)2.503 E .255(set or unset.)180 350.4 R .255
(If multiple)5.255 F F2(optname)2.755 E F0(ar)2.755 E .256
(guments are gi)-.18 F -.15(ve)-.25 G 2.756(nw).15 G(ith)-2.756 E F1
<ad71>2.756 E F0 2.756(,t)C .256(he return status is zero if)-2.756 F
(all)180 362.4 Q F2(optnames)2.5 E F0(are enabled; non-zero otherwise.)
2.5 E F1<ad6f>144 374.4 Q F0(Restricts the v)25.3 E(alues of)-.25 E F2
(optname)2.5 E F0(to be those de\214ned for the)2.5 E F1<ad6f>2.5 E F0
(option to the)2.5 E F1(set)2.5 E F0 -.2(bu)2.5 G(iltin.).2 E .128
(If either)144 391.2 R F1<ad73>2.628 E F0(or)2.628 E F1<ad75>2.628 E F0
.127(is used with no)2.627 F F2(optname)2.627 E F0(ar)2.627 E .127
(guments, the display is limited to those options which)-.18 F 1.023
(are set or unset, respecti)144 403.2 R -.15(ve)-.25 G(ly).15 E 6.023
(.U)-.65 G 1.024(nless otherwise noted, the)-6.023 F F1(shopt)3.524 E F0
1.024(options are disabled \(unset\) by)3.524 F(def)144 415.2 Q(ault.)
-.1 E 1.544(The return status when listing options is zero if all)144
432 R F2(optnames)4.044 E F0 1.544(are enabled, non-zero otherwise.)
4.044 F .696
(When setting or unsetting options, the return status is zero unless an)
144 444 R F2(optname)3.196 E F0 .696(is not a v)3.196 F .696(alid shell)
-.25 F(option.)144 456 Q(The list of)144 472.8 Q F1(shopt)2.5 E F0
(options is:)2.5 E F1(cdable_v)144 490.8 Q(ars)-.1 E F0 .156
(If set, an ar)184 502.8 R .156(gument to the)-.18 F F1(cd)2.656 E F0
-.2(bu)2.656 G .155
(iltin command that is not a directory is assumed to be the).2 F
(name of a v)184 514.8 Q(ariable whose v)-.25 E
(alue is the directory to change to.)-.25 E F1(cdspell)144 526.8 Q F0
1.055
(If set, minor errors in the spelling of a directory component in a)
10.55 F F1(cd)3.555 E F0 1.055(command will be)3.555 F 3.988
(corrected. The)184 538.8 R 1.488(errors check)3.988 F 1.487
(ed for are transposed characters, a missing character)-.1 F 3.987(,a)
-.4 G(nd)-3.987 E .552(one character too man)184 550.8 R 4.352 -.65
(y. I)-.15 H 3.052(fac).65 G .552
(orrection is found, the corrected \214le name is printed, and)-3.052 F
(the command proceeds.)184 562.8 Q
(This option is only used by interacti)5 E .3 -.15(ve s)-.25 H(hells.)
.15 E F1(checkhash)144 574.8 Q F0 2.08(If set,)184 586.8 R F1(bash)4.58
E F0 2.079(checks that a command found in the hash table e)4.58 F 2.079
(xists before trying to)-.15 F -.15(exe)184 598.8 S(cute it.).15 E
(If a hashed command no longer e)5 E
(xists, a normal path search is performed.)-.15 E F1(checkwinsize)144
610.8 Q F0 .796(If set,)184 622.8 R F1(bash)3.296 E F0 .796
(checks the windo)3.296 F 3.296(ws)-.25 G .797
(ize after each command and, if necessary)-3.296 F 3.297(,u)-.65 G .797
(pdates the)-3.297 F -.25(va)184 634.8 S(lues of).25 E/F3 9/Times-Bold@0
SF(LINES)2.5 E F0(and)2.25 E F3(COLUMNS)2.5 E/F4 9/Times-Roman@0 SF(.)A
F1(cmdhist)144 646.8 Q F0 1.202(If set,)6.11 F F1(bash)3.702 E F0 1.202
(attempts to sa)3.702 F 1.502 -.15(ve a)-.2 H 1.202
(ll lines of a multiple-line command in the same history).15 F(entry)184
658.8 Q 5(.T)-.65 G(his allo)-5 E
(ws easy re-editing of multi-line commands.)-.25 E F1(dotglob)144 670.8
Q F0 .165(If set,)7.77 F F1(bash)2.665 E F0 .165
(includes \214lenames be)2.665 F .165(ginning with a `.)-.15 F 2.665('i)
-.7 G 2.665(nt)-2.665 G .165(he results of pathname e)-2.665 F
(xpansion.)-.15 E F1(execfail)144 682.8 Q F0 1.387
(If set, a non-interacti)7.79 F 1.687 -.15(ve s)-.25 H 1.386
(hell will not e).15 F 1.386(xit if it cannot e)-.15 F -.15(xe)-.15 G
1.386(cute the \214le speci\214ed as an).15 F(ar)184 694.8 Q
(gument to the)-.18 E F1(exec)2.5 E F0 -.2(bu)2.5 G(iltin command.).2 E
(An interacti)5 E .3 -.15(ve s)-.25 H(hell does not e).15 E(xit if)-.15
E F1(exec)2.5 E F0 -.1(fa)2.5 G(ils.).1 E F1(expand_aliases)144 706.8 Q
F0 .716(If set, aliases are e)184 718.8 R .717(xpanded as described abo)
-.15 F 1.017 -.15(ve u)-.15 H(nder).15 E F3(ALIASES)3.217 E F4(.)A F0
.717(This option is enabled)5.217 F(by def)184 730.8 Q
(ault for interacti)-.1 E .3 -.15(ve s)-.25 H(hells.).15 E(GNU Bash-3.0)
72 768 Q(2004 Apr 20)148.735 E(14)198.725 E 0 Cg EP
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
(TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10
/Times-Bold@0 SF(extdeb)144 84 Q(ug)-.2 E F0(If set, beha)184 96 Q
(vior intended for use by deb)-.2 E(uggers is enabled:)-.2 E F1(1.)184
108 Q F0(The)28.5 E F1<ad46>4.251 E F0 1.751(option to the)4.251 F F1
(declar)4.251 E(e)-.18 E F0 -.2(bu)4.251 G 1.751
(iltin displays the source \214le name and line).2 F
(number corresponding to each function name supplied as an ar)220 120 Q
(gument.)-.18 E F1(2.)184 132 Q F0 1.667(If the command run by the)28.5
F F1(DEB)4.167 E(UG)-.1 E F0 1.667(trap returns a non-zero v)4.167 F
1.667(alue, the ne)-.25 F(xt)-.15 E(command is skipped and not e)220 144
Q -.15(xe)-.15 G(cuted.).15 E F1(3.)184 156 Q F0 .841
(If the command run by the)28.5 F F1(DEB)3.341 E(UG)-.1 E F0 .841
(trap returns a v)3.341 F .84(alue of 2, and the shell is)-.25 F -.15
(exe)220 168 S .488
(cuting in a subroutine \(a shell function or a shell script e).15 F
-.15(xe)-.15 G .488(cuted by the).15 F F1(.)2.988 E F0(or)2.988 E F1
(sour)220 180 Q(ce)-.18 E F0 -.2(bu)2.5 G(iltins\), a call to).2 E F1
-.18(re)2.5 G(tur).18 E(n)-.15 E F0(is simulated.)2.5 E F1 26(4. B)184
192 R(ASH_ARGC)-.3 E F0(and)3.776 E F1 -.3(BA)3.776 G(SH_ARGV).3 E F0
1.275(are updated as described in their descrip-)3.776 F(tions abo)220
204 Q -.15(ve)-.15 G(.).15 E F1(5.)184 216 Q F0 1.359
(Function tracing is enabled:)28.5 F 1.359
(command substitution, shell functions, and sub-)6.359 F(shells in)220
228 Q -.2(vo)-.4 G -.1(ke).2 G 2.5(dw).1 G(ith)-2.5 E F1(\()2.5 E/F2 10
/Times-Italic@0 SF(command)2.5 E F1(\))2.5 E F0(inherit the)2.5 E F1
(DEB)2.5 E(UG)-.1 E F0(and)2.5 E F1(RETURN)2.5 E F0(traps.)2.5 E F1(6.)
184 240 Q F0 .805(Error tracing is enabled:)28.5 F .804
(command substitution, shell functions, and subshells)5.805 F(in)220 252
Q -.2(vo)-.4 G -.1(ke).2 G 2.5(dw).1 G(ith)-2.5 E F1(\()2.5 E F2
(command)2.5 E F1(\))2.5 E F0(inherit the)2.5 E F1(ERR)2.5 E(OR)-.3 E F0
(trap.)2.5 E F1(extglob)144 264 Q F0 .4(If set, the e)8.89 F .4
(xtended pattern matching features described abo)-.15 F .7 -.15(ve u)
-.15 H(nder).15 E F1 -.1(Pa)2.9 G .4(thname Expan-).1 F(sion)184 276 Q
F0(are enabled.)2.5 E F1(extquote)144 288 Q F0 2.473(If set,)184 300 R
F1($)4.973 E F0<08>A F2(string)A F0 4.973<0861>C(nd)-4.973 E F1($)4.973
E F0(")A F2(string)A F0 4.973("q)C 2.473(uoting is performed within)
-4.973 F F1(${)4.973 E F2(par)A(ameter)-.15 E F1(})A F0 -.15(ex)4.973 G
(pansions).15 E(enclosed in double quotes.)184 312 Q
(This option is enabled by def)5 E(ault.)-.1 E F1(failglob)144 324 Q F0
1.424(If set, patterns which f)7.77 F 1.425
(ail to match \214lenames during pathname e)-.1 F 1.425
(xpansion result in an)-.15 F -.15(ex)184 336 S(pansion error).15 E(.)
-.55 E F1 -.25(fo)144 348 S -.18(rc).25 G(e_\214gnor).18 E(e)-.18 E F0
.585(If set, the suf)184 360 R<8c78>-.25 E .585(es speci\214ed by the)
-.15 F F1(FIGNORE)3.085 E F0 .585(shell v)3.085 F .585(ariable cause w)
-.25 F .585(ords to be ignored)-.1 F .32(when performing w)184 372 R .32
(ord completion e)-.1 F -.15(ve)-.25 G 2.82(ni).15 G 2.82(ft)-2.82 G .32
(he ignored w)-2.82 F .32(ords are the only possible com-)-.1 F 3.33
(pletions. See)184 384 R/F3 9/Times-Bold@0 SF .83(SHELL V)3.33 F
(ARIABLES)-1.215 E F0(abo)3.08 E 1.13 -.15(ve f)-.15 H .829
(or a description of).15 F F1(FIGNORE)3.329 E F0 5.829(.T)C .829
(his option)-5.829 F(is enabled by def)184 396 Q(ault.)-.1 E F1
(gnu_errfmt)144 408 Q F0(If set, shell error messages are written in th\
e standard GNU error message format.)184 420 Q F1(histappend)144 432 Q
F0 .383
(If set, the history list is appended to the \214le named by the v)184
444 R .384(alue of the)-.25 F F1(HISTFILE)2.884 E F0 -.25(va)2.884 G
(ri-).25 E(able when the shell e)184 456 Q(xits, rather than o)-.15 E
-.15(ve)-.15 G(rwriting the \214le.).15 E F1(histr)144 468 Q(eedit)-.18
E F0 .576(If set, and)184 480 R F1 -.18(re)3.076 G(adline).18 E F0 .575
(is being used, a user is gi)3.076 F -.15(ve)-.25 G 3.075(nt).15 G .575
(he opportunity to re-edit a f)-3.075 F .575(ailed his-)-.1 F
(tory substitution.)184 492 Q F1(histv)144 504 Q(erify)-.1 E F0 .402
(If set, and)184 516 R F1 -.18(re)2.903 G(adline).18 E F0 .403
(is being used, the results of history substitution are not immediately)
2.903 F .662(passed to the shell parser)184 528 R 5.662(.I)-.55 G .661
(nstead, the resulting line is loaded into the)-5.662 F F1 -.18(re)3.161
G(adline).18 E F0(editing)3.161 E -.2(bu)184 540 S -.25(ff).2 G(er).25 E
2.5(,a)-.4 G(llo)-2.5 E(wing further modi\214cation.)-.25 E F1
(hostcomplete)144 552 Q F0 1.181(If set, and)184 564 R F1 -.18(re)3.681
G(adline).18 E F0 1.181(is being used,)3.681 F F1(bash)3.682 E F0 1.182
(will attempt to perform hostname completion)3.682 F 1.381(when a w)184
576 R 1.381(ord containing a)-.1 F F1(@)3.881 E F0 1.381
(is being completed \(see)3.881 F F1(Completing)3.88 E F0(under)3.88 E
F3(READLINE)3.88 E F0(abo)184 588 Q -.15(ve)-.15 G 2.5(\). This).15 F
(is enabled by def)2.5 E(ault.)-.1 E F1(huponexit)144 600 Q F0(If set,)
184 612 Q F1(bash)2.5 E F0(will send)2.5 E F3(SIGHUP)2.5 E F0
(to all jobs when an interacti)2.25 E .3 -.15(ve l)-.25 H(ogin shell e)
.15 E(xits.)-.15 E F1(interacti)144 624 Q -.1(ve)-.1 G(_comments).1 E F0
.33(If set, allo)184 636 R 2.83(waw)-.25 G .33(ord be)-2.93 F .33
(ginning with)-.15 F F1(#)2.83 E F0 .33(to cause that w)2.83 F .33
(ord and all remaining characters on)-.1 F .967
(that line to be ignored in an interacti)184 648 R 1.267 -.15(ve s)-.25
H .967(hell \(see).15 F F3(COMMENTS)3.467 E F0(abo)3.217 E -.15(ve)-.15
G 3.467(\). This).15 F .967(option is)3.467 F(enabled by def)184 660 Q
(ault.)-.1 E F1(lithist)144 672 Q F0 .654(If set, and the)15.55 F F1
(cmdhist)3.154 E F0 .654(option is enabled, multi-line commands are sa)
3.154 F -.15(ve)-.2 G 3.155(dt).15 G 3.155(ot)-3.155 G .655(he history)
-3.155 F(with embedded ne)184 684 Q
(wlines rather than using semicolon separators where possible.)-.25 E F1
(login_shell)144 696 Q F0 .486
(The shell sets this option if it is started as a login shell \(see)184
708 R F3(INV)2.986 E(OCA)-.405 E(TION)-.855 E F0(abo)2.736 E -.15(ve)
-.15 G 2.986(\). The).15 F -.25(va)184 720 S(lue may not be changed.).25
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
(TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10
/Times-Bold@0 SF(mailwar)144 84 Q(n)-.15 E F0 .814
(If set, and a \214le that)184 96 R F1(bash)3.314 E F0 .815
(is checking for mail has been accessed since the last time it)3.314 F
-.1(wa)184 108 S 2.5(sc).1 G(heck)-2.5 E(ed, the message `)-.1 E
(`The mail in)-.74 E/F2 10/Times-Italic@0 SF(mail\214le)2.5 E F0
(has been read')2.5 E 2.5('i)-.74 G 2.5(sd)-2.5 G(isplayed.)-2.5 E F1
(no_empty_cmd_completion)144 120 Q F0 .146(If set, and)184 132 R F1 -.18
(re)2.646 G(adline).18 E F0 .146(is being used,)2.646 F F1(bash)2.646 E
F0 .145(will not attempt to search the)2.646 F F1 -.74(PA)2.645 G(TH)
-.21 E F0 .145(for possible)2.645 F
(completions when completion is attempted on an empty line.)184 144 Q F1
(nocaseglob)144 156 Q F0 .436(If set,)184 168 R F1(bash)2.936 E F0 .436
(matches \214lenames in a case\255insensiti)2.936 F .737 -.15(ve f)-.25
H .437(ashion when performing pathname).05 F -.15(ex)184 180 S
(pansion \(see).15 E F1 -.1(Pa)2.5 G(thname Expansion).1 E F0(abo)2.5 E
-.15(ve)-.15 G(\).).15 E F1(nocasematch)144 192 Q F0 1.194(If set,)184
204 R F1(bash)3.694 E F0 1.194(matches patterns in a case\255insensiti)
3.694 F 1.493 -.15(ve f)-.25 H 1.193(ashion when performing matching).05
F(while e)184 216 Q -.15(xe)-.15 G(cuting).15 E F1(case)2.5 E F0(or)2.5
E F1([[)2.5 E F0(conditional commands.)2.5 E F1(nullglob)144 228 Q F0
.854(If set,)184 240 R F1(bash)3.354 E F0(allo)3.354 E .855
(ws patterns which match no \214les \(see)-.25 F F1 -.1(Pa)3.355 G .855
(thname Expansion).1 F F0(abo)3.355 E -.15(ve)-.15 G 3.355(\)t).15 G(o)
-3.355 E -.15(ex)184 252 S(pand to a null string, rather than themselv)
.15 E(es.)-.15 E F1(pr)144 264 Q(ogcomp)-.18 E F0 .677
(If set, the programmable completion f)184 276 R .677(acilities \(see)
-.1 F F1(Pr)3.176 E .676(ogrammable Completion)-.18 F F0(abo)3.176 E
-.15(ve)-.15 G(\)).15 E(are enabled.)184 288 Q
(This option is enabled by def)5 E(ault.)-.1 E F1(pr)144 300 Q(omptv)
-.18 E(ars)-.1 E F0 1.447(If set, prompt strings under)184 312 R 1.448
(go parameter e)-.18 F 1.448(xpansion, command substitution, arithmetic)
-.15 F -.15(ex)184 324 S .171(pansion, and quote remo).15 F -.25(va)-.15
G 2.67(la).25 G .17(fter being e)-2.67 F .17(xpanded as described in)
-.15 F/F3 9/Times-Bold@0 SF(PR)2.67 E(OMPTING)-.27 E F0(abo)2.42 E -.15
(ve)-.15 G(.).15 E(This option is enabled by def)184 336 Q(ault.)-.1 E
F1 -.18(re)144 348 S(stricted_shell).18 E F0 1.069
(The shell sets this option if it is started in restricted mode \(see)
184 360 R F3 1.069(RESTRICTED SHELL)3.569 F F0(belo)184 372 Q 4.178
(w\). The)-.25 F -.25(va)4.178 G 1.678(lue may not be changed.).25 F
1.678(This is not reset when the startup \214les are)6.678 F -.15(exe)
184 384 S(cuted, allo).15 E(wing the startup \214les to disco)-.25 E
-.15(ve)-.15 G 2.5(rw).15 G(hether or not a shell is restricted.)-2.5 E
F1(shift_v)144 396 Q(erbose)-.1 E F0 .501(If set, the)184 408 R F1
(shift)3.001 E F0 -.2(bu)3.001 G .501
(iltin prints an error message when the shift count e).2 F .502
(xceeds the number)-.15 F(of positional parameters.)184 420 Q F1(sour)
144 432 Q(cepath)-.18 E F0 .771(If set, the)184 444 R F1(sour)3.271 E
(ce)-.18 E F0(\()3.271 E F1(.)A F0 3.271(\)b)C .771(uiltin uses the v)
-3.471 F .771(alue of)-.25 F F3 -.666(PA)3.27 G(TH)-.189 E F0 .77
(to \214nd the directory containing the)3.02 F(\214le supplied as an ar)
184 456 Q 2.5(gument. This)-.18 F(option is enabled by def)2.5 E(ault.)
-.1 E F1(xpg_echo)144 468 Q F0(If set, the)184 480 Q F1(echo)2.5 E F0
-.2(bu)2.5 G(iltin e).2 E(xpands backslash-escape sequences by def)-.15
E(ault.)-.1 E F1(suspend)108 492 Q F0([)2.5 E F1<ad66>A F0(])A .492
(Suspend the e)144 504 R -.15(xe)-.15 G .492
(cution of this shell until it recei).15 F -.15(ve)-.25 G 2.992(sa).15 G
F3(SIGCONT).001 E F0 2.993(signal. The)2.743 F F1<ad66>2.993 E F0 .493
(option says not to)2.993 F .759
(complain if this is a login shell; just suspend an)144 516 R(yw)-.15 E
(ay)-.1 E 5.758(.T)-.65 G .758
(he return status is 0 unless the shell is a)-5.758 F(login shell and)
144 528 Q F1<ad66>2.5 E F0
(is not supplied, or if job control is not enabled.)2.5 E F1(test)108
540 Q F2 -.2(ex)2.5 G(pr).2 E F1([)108 552 Q F2 -.2(ex)2.5 G(pr).2 E F1
(])2.5 E F0 1.15(Return a status of 0 or 1 depending on the e)6.77 F
-.25(va)-.25 G 1.15(luation of the conditional e).25 F(xpression)-.15 E
F2 -.2(ex)3.65 G(pr).2 E F0 6.15(.E).73 G(ach)-6.15 E 1.188
(operator and operand must be a separate ar)144 564 R 3.688
(gument. Expressions)-.18 F 1.187(are composed of the primaries)3.688 F
1.889(described abo)144 576 R 2.189 -.15(ve u)-.15 H(nder).15 E F3
(CONDITION)4.389 E 1.889(AL EXPRESSIONS)-.18 F/F4 9/Times-Roman@0 SF(.)A
F1(test)6.389 E F0 1.89(does not accept an)4.389 F 4.39(yo)-.15 G 1.89
(ptions, nor)-4.39 F(does it accept and ignore an ar)144 588 Q
(gument of)-.18 E F1<adad>2.5 E F0(as signifying the end of options.)2.5
E .786(Expressions may be combined using the follo)144 606 R .785
(wing operators, listed in decreasing order of prece-)-.25 F(dence.)144
618 Q F1(!)144 630 Q F2 -.2(ex)2.5 G(pr).2 E F0 -.35(Tr)12.6 G(ue if).35
E F2 -.2(ex)2.5 G(pr).2 E F0(is f)3.23 E(alse.)-.1 E F1(\()144 642 Q F2
-.2(ex)2.5 G(pr).2 E F1(\))2.5 E F0 .26(Returns the v)6.77 F .26
(alue of)-.25 F F2 -.2(ex)2.76 G(pr).2 E F0 5.26(.T)C .26
(his may be used to o)-5.26 F -.15(ve)-.15 G .26
(rride the normal precedence of opera-).15 F(tors.)180 654 Q F2 -.2(ex)
144 666 S(pr1).2 E F0<ad>2.5 E F1(a)A F2 -.2(ex)2.5 G(pr2).2 E F0 -.35
(Tr)180 678 S(ue if both).35 E F2 -.2(ex)2.5 G(pr1).2 E F0(and)2.5 E F2
-.2(ex)2.5 G(pr2).2 E F0(are true.)2.52 E F2 -.2(ex)144 690 S(pr1).2 E
F0<ad>2.5 E F1(o)A F2 -.2(ex)2.5 G(pr2).2 E F0 -.35(Tr)180 702 S
(ue if either).35 E F2 -.2(ex)2.5 G(pr1).2 E F0(or)2.5 E F2 -.2(ex)2.5 G
(pr2).2 E F0(is true.)2.52 E F1(test)144 718.8 Q F0(and)2.5 E F1([)2.5 E
F0 -.25(eva)2.5 G(luate conditional e).25 E
(xpressions using a set of rules based on the number of ar)-.15 E
(guments.)-.18 E(GNU Bash-3.0)72 768 Q(2004 Apr 20)148.735 E(16)198.725
E 0 Cg EP
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
(TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E 2.5(0a)144
84 S -.18(rg)-2.5 G(uments).18 E(The e)180 96 Q(xpression is f)-.15 E
(alse.)-.1 E 2.5(1a)144 108 S -.18(rg)-2.5 G(ument).18 E(The e)180 120 Q
(xpression is true if and only if the ar)-.15 E(gument is not null.)-.18
E 2.5(2a)144 132 S -.18(rg)-2.5 G(uments).18 E .37(If the \214rst ar)180
144 R .37(gument is)-.18 F/F1 10/Times-Bold@0 SF(!)2.87 E F0 2.87(,t)C
.37(he e)-2.87 F .37(xpression is true if and only if the second ar)-.15
F .37(gument is null.)-.18 F .379(If the \214rst ar)180 156 R .38
(gument is one of the unary conditional operators listed abo)-.18 F .68
-.15(ve u)-.15 H(nder).15 E/F2 9/Times-Bold@0 SF(CONDI-)2.88 E(TION)180
168 Q .553(AL EXPRESSIONS)-.18 F/F3 9/Times-Roman@0 SF(,)A F0 .552
(the e)2.802 F .552(xpression is true if the unary test is true.)-.15 F
.552(If the \214rst ar)5.552 F(gu-)-.18 E(ment is not a v)180 180 Q
(alid unary conditional operator)-.25 E 2.5(,t)-.4 G(he e)-2.5 E
(xpression is f)-.15 E(alse.)-.1 E 2.5(3a)144 192 S -.18(rg)-2.5 G
(uments).18 E .023(If the second ar)180 204 R .023
(gument is one of the binary conditional operators listed abo)-.18 F
.324 -.15(ve u)-.15 H(nder).15 E F2(CON-)2.524 E(DITION)180 216 Q 1.478
(AL EXPRESSIONS)-.18 F F3(,)A F0 1.477(the result of the e)3.727 F 1.477
(xpression is the result of the binary test)-.15 F .397
(using the \214rst and third ar)180 228 R .397(guments as operands.)-.18
F .398(If the \214rst ar)5.398 F .398(gument is)-.18 F F1(!)2.898 E F0
2.898(,t)C .398(he v)-2.898 F .398(alue is the)-.25 F(ne)180 240 Q -.05
(ga)-.15 G .263(tion of the tw).05 F(o-ar)-.1 E .262
(gument test using the second and third ar)-.18 F 2.762(guments. If)-.18
F .262(the \214rst ar)2.762 F(gu-)-.18 E .205(ment is e)180 252 R
(xactly)-.15 E F1(\()2.705 E F0 .205(and the third ar)2.705 F .205
(gument is e)-.18 F(xactly)-.15 E F1(\))2.705 E F0 2.705(,t)C .206
(he result is the one-ar)-2.705 F .206(gument test of)-.18 F 1.171
(the second ar)180 264 R 3.671(gument. Otherwise,)-.18 F 1.171(the e)
3.671 F 1.171(xpression is f)-.15 F 3.671(alse. The)-.1 F F1<ad61>3.671
E F0(and)3.671 E F1<ad6f>3.67 E F0 1.17(operators are)3.67 F
(considered binary operators in this case.)180 276 Q 2.5(4a)144 288 S
-.18(rg)-2.5 G(uments).18 E .384(If the \214rst ar)180 300 R .384
(gument is)-.18 F F1(!)2.884 E F0 2.885(,t)C .385(he result is the ne)
-2.885 F -.05(ga)-.15 G .385(tion of the three-ar).05 F .385(gument e)
-.18 F .385(xpression com-)-.15 F 1.648(posed of the remaining ar)180
312 R 4.147(guments. Otherwise,)-.18 F 1.647(the e)4.147 F 1.647
(xpression is parsed and e)-.15 F -.25(va)-.25 G(luated).25 E
(according to precedence using the rules listed abo)180 324 Q -.15(ve)
-.15 G(.).15 E 2.5(5o)144 336 S 2.5(rm)-2.5 G(ore ar)-2.5 E(guments)-.18
E 1.635(The e)180 348 R 1.635(xpression is parsed and e)-.15 F -.25(va)
-.25 G 1.635(luated according to precedence using the rules listed).25 F
(abo)180 360 Q -.15(ve)-.15 G(.).15 E F1(times)108 376.8 Q F0 1.229(Pri\
nt the accumulated user and system times for the shell and for processe\
s run from the shell.)13.23 F(The return status is 0.)144 388.8 Q F1
(trap)108 405.6 Q F0([)2.5 E F1(\255lp)A F0 2.5(][)C([)-2.5 E/F4 10
/Times-Italic@0 SF(ar)A(g)-.37 E F0(])A F4(sigspec)2.5 E F0(...])2.5 E
.702(The command)144 417.6 R F4(ar)3.532 E(g)-.37 E F0 .702
(is to be read and e)3.422 F -.15(xe)-.15 G .702
(cuted when the shell recei).15 F -.15(ve)-.25 G 3.203(ss).15 G
(ignal\(s\))-3.203 E F4(sigspec)3.203 E F0 5.703(.I).31 G(f)-5.703 E F4
(ar)3.533 E(g)-.37 E F0(is)3.423 E .609(absent \(and there is a single)
144 429.6 R F4(sigspec)3.108 E F0 3.108(\)o)C(r)-3.108 E F1<ad>3.108 E
F0 3.108(,e)C .608
(ach speci\214ed signal is reset to its original disposition)-3.108 F
.658(\(the v)144 441.6 R .658(alue it had upon entrance to the shell\).)
-.25 F(If)5.658 E F4(ar)3.488 E(g)-.37 E F0 .659
(is the null string the signal speci\214ed by each)3.378 F F4(sigspec)
144.34 453.6 Q F0 .581
(is ignored by the shell and by the commands it in)3.391 F -.2(vo)-.4 G
-.1(ke).2 G 3.08(s. If).1 F F4(ar)3.41 E(g)-.37 E F0 .58
(is not present and)3.3 F F1<ad70>3.08 E F0(has)3.08 E 1.214
(been supplied, then the trap commands associated with each)144 465.6 R
F4(sigspec)4.054 E F0 1.215(are displayed.)4.024 F 1.215(If no ar)6.215
F(gu-)-.18 E .86(ments are supplied or if only)144 477.6 R F1<ad70>3.36
E F0 .86(is gi)3.36 F -.15(ve)-.25 G(n,).15 E F1(trap)3.36 E F0 .86
(prints the list of commands associated with each)3.36 F 2.83
(signal. The)144 489.6 R F1<ad6c>2.83 E F0 .33(option causes the shell \
to print a list of signal names and their corresponding num-)2.83 F
4.311(bers. Each)144 501.6 R F4(sigspec)4.651 E F0 1.811
(is either a signal name de\214ned in <)4.621 F F4(signal.h)A F0 1.81
(>, or a signal number)B 6.81(.S)-.55 G(ignal)-6.81 E .745
(names are case insensiti)144 513.6 R 1.045 -.15(ve a)-.25 H .745
(nd the SIG pre\214x is optional.).15 F .745(If a)5.745 F F4(sigspec)
3.585 E F0(is)3.555 E F2(EXIT)3.245 E F0 .745(\(0\) the command)2.995 F
F4(ar)144.33 525.6 Q(g)-.37 E F0 1.63(is e)4.35 F -.15(xe)-.15 G 1.63
(cuted on e).15 F 1.63(xit from the shell.)-.15 F 1.63(If a)6.63 F F4
(sigspec)4.47 E F0(is)4.44 E F2(DEB)4.13 E(UG)-.09 E F3(,)A F0 1.629
(the command)3.88 F F4(ar)4.459 E(g)-.37 E F0 1.629(is e)4.349 F -.15
(xe)-.15 G(cuted).15 E 1.206(before e)144 537.6 R -.15(ve)-.25 G(ry).15
E F4 1.206(simple command)3.706 F F0(,)A F4(for)3.706 E F0(command,)
3.706 E F4(case)3.706 E F0(command,)3.706 E F4(select)3.707 E F0 1.207
(command, e)3.707 F -.15(ve)-.25 G 1.207(ry arithmetic).15 F F4(for)144
549.6 Q F0 .412(command, and before the \214rst command e)2.913 F -.15
(xe)-.15 G .412(cutes in a shell function \(see).15 F F2 .412
(SHELL GRAMMAR)2.912 F F0(abo)144 561.6 Q -.15(ve)-.15 G 2.665
(\). Refer).15 F .166(to the description of the)2.665 F F1(extdeb)2.666
E(ug)-.2 E F0 .166(option to the)2.666 F F1(shopt)2.666 E F0 -.2(bu)
2.666 G .166(iltin for details of its ef).2 F(fect)-.25 E .509(on the)
144 573.6 R F1(DEB)3.009 E(UG)-.1 E F0 3.009(trap. If)3.009 F(a)3.009 E
F4(sigspec)3.348 E F0(is)3.318 E F2(ERR)3.008 E F3(,)A F0 .508
(the command)2.758 F F4(ar)3.338 E(g)-.37 E F0 .508(is e)3.228 F -.15
(xe)-.15 G .508(cuted whene).15 F -.15(ve)-.25 G 3.008(ras).15 G .508
(imple com-)-3.008 F 2.506(mand has a non\255zero e)144 585.6 R 2.506
(xit status, subject to the follo)-.15 F 2.506(wing conditions.)-.25 F
(The)7.506 E F2(ERR)5.006 E F0 2.506(trap is not)4.756 F -.15(exe)144
597.6 S .105(cuted if the f).15 F .105
(ailed command is part of the command list immediately follo)-.1 F .105
(wing a)-.25 F F1(while)2.605 E F0(or)2.605 E F1(until)2.605 E F0 -.1
(ke)144 609.6 S(yw)-.05 E .936(ord, part of the test in an)-.1 F F4(if)
3.446 E F0 .936(statement, part of a)5.396 F F1(&&)3.436 E F0(or)3.436 E
/F5 10/Symbol SF<efef>3.436 E F0 .936(list, or if the command')3.436 F
3.436(sr)-.55 G(eturn)-3.436 E -.25(va)144 621.6 S 1.095
(lue is being in).25 F -.15(ve)-.4 G 1.094(rted via).15 F F1(!)3.594 E
F0 6.094(.T)C 1.094(hese are the same conditions obe)-6.094 F 1.094
(yed by the)-.15 F F1(err)3.594 E(exit)-.18 E F0 3.594(option. If)3.594
F(a)3.594 E F4(sigspec)144.34 633.6 Q F0(is)3.348 E F2(RETURN)3.038 E F3
(,)A F0 .538(the command)2.788 F F4(ar)3.368 E(g)-.37 E F0 .538(is e)
3.258 F -.15(xe)-.15 G .538
(cuted each time a shell function or a script e).15 F -.15(xe)-.15 G
(cuted).15 E .506(with the)144 645.6 R F1(.)3.006 E F0(or)3.006 E F1
(sour)3.006 E(ce)-.18 E F0 -.2(bu)3.006 G .506(iltins \214nishes e).2 F
-.15(xe)-.15 G 3.006(cuting. Signals).15 F .505
(ignored upon entry to the shell cannot be)3.006 F .703
(trapped or reset.)144 657.6 R -.35(Tr)5.703 G .704
(apped signals that are not being ignored are reset to their original v)
.35 F .704(alues in a)-.25 F .224(child process when it is created.)144
669.6 R .224(The return status is f)5.224 F .224(alse if an)-.1 F(y)-.15
E F4(sigspec)3.064 E F0 .224(is in)3.034 F -.25(va)-.4 G .224
(lid; otherwise).25 F F1(trap)2.724 E F0(returns true.)144 681.6 Q F1
(type)108 698.4 Q F0([)2.5 E F1(\255aftpP)A F0(])A F4(name)2.5 E F0([)
2.5 E F4(name)A F0(...])2.5 E -.4(Wi)144 710.4 S .173
(th no options, indicate ho).4 F 2.673(we)-.25 G(ach)-2.673 E F4(name)
3.033 E F0 -.1(wo)2.853 G .174
(uld be interpreted if used as a command name.).1 F .174(If the)5.174 F
F1<ad74>144 722.4 Q F0 .843(option is used,)3.343 F F1(type)3.343 E F0
.843(prints a string which is one of)3.343 F F4(alias)3.343 E F0(,).27 E
F4 -.1(ke)3.343 G(ywor)-.2 E(d)-.37 E F0(,).77 E F4(function)3.343 E F0
(,).24 E F4 -.2(bu)3.342 G(iltin).2 E F0 3.342(,o).24 G(r)-3.342 E F4
(\214le)5.252 E F0(if)3.522 E(GNU Bash-3.0)72 768 Q(2004 Apr 20)148.735
E(17)198.725 E 0 Cg EP
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
(TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10
/Times-Italic@0 SF(name)144.36 84 Q F0 .086(is an alias, shell reserv)
2.766 F .086(ed w)-.15 F .086(ord, function, b)-.1 F .087
(uiltin, or disk \214le, respecti)-.2 F -.15(ve)-.25 G(ly).15 E 5.087
(.I)-.65 G 2.587(ft)-5.087 G(he)-2.587 E F1(name)2.947 E F0 .087(is not)
2.767 F .119(found, then nothing is printed, and an e)144 96 R .118
(xit status of f)-.15 F .118(alse is returned.)-.1 F .118(If the)5.118 F
/F2 10/Times-Bold@0 SF<ad70>2.618 E F0 .118(option is used,)2.618 F F2
(type)2.618 E F0 .855(either returns the name of the disk \214le that w)
144 108 R .855(ould be e)-.1 F -.15(xe)-.15 G .855(cuted if).15 F F1
(name)3.715 E F0 .855(were speci\214ed as a com-)3.535 F .641
(mand name, or nothing if)144 120 R/F3 10/Courier@0 SF .641
(type -t name)3.141 F F0 -.1(wo)3.141 G .641(uld not return).1 F F1
(\214le)3.14 E F0 5.64(.T).18 G(he)-5.64 E F2<ad50>3.14 E F0 .64
(option forces a)3.14 F/F4 9/Times-Bold@0 SF -.666(PA)3.14 G(TH)-.189 E
F0 .112(search for each)144 132 R F1(name)2.612 E F0 2.612(,e)C -.15(ve)
-2.862 G 2.613(ni).15 G(f)-2.613 E F3 .113(type -t name)2.613 F F0 -.1
(wo)2.613 G .113(uld not return).1 F F1(\214le)2.613 E F0 5.113(.I).18 G
2.613(fac)-5.113 G .113(ommand is hashed,)-2.613 F F2<ad70>2.613 E F0
(and)144 144 Q F2<ad50>2.945 E F0 .445(print the hashed v)2.945 F .444
(alue, not necessarily the \214le that appears \214rst in)-.25 F F4
-.666(PA)2.944 G(TH)-.189 E/F5 9/Times-Roman@0 SF(.)A F0 .444(If the)
4.944 F F2<ad61>2.944 E F0(option)2.944 E .265(is used,)144 156 R F2
(type)2.765 E F0 .265(prints all of the places that contain an e)2.765 F
-.15(xe)-.15 G .265(cutable named).15 F F1(name)2.765 E F0 5.265(.T).18
G .265(his includes aliases)-5.265 F .427
(and functions, if and only if the)144 168 R F2<ad70>2.926 E F0 .426
(option is not also used.)2.926 F .426
(The table of hashed commands is not)5.426 F .548(consulted when using)
144 180 R F2<ad61>3.048 E F0 5.548(.T)C(he)-5.548 E F2<ad66>3.048 E F0
.549(option suppresses shell function lookup, as with the)3.048 F F2
(command)3.049 E F0 -.2(bu)144 192 S(iltin.).2 E F2(type)5 E F0
(returns true if an)2.5 E 2.5(yo)-.15 G 2.5(ft)-2.5 G(he ar)-2.5 E
(guments are found, f)-.18 E(alse if none are found.)-.1 E F2(ulimit)108
208.8 Q F0([)2.5 E F2(\255SHacde\214lmnpqrstuvx)A F0([)2.5 E F1(limit)A
F0(]])A(Pro)144 220.8 Q .244(vides control o)-.15 F -.15(ve)-.15 G 2.744
(rt).15 G .244(he resources a)-2.744 F -.25(va)-.2 G .244
(ilable to the shell and to processes started by it, on systems).25 F
.943(that allo)144 232.8 R 3.443(ws)-.25 G .943(uch control.)-3.443 F
(The)5.943 E F2<ad48>3.443 E F0(and)3.443 E F2<ad53>3.444 E F0 .944
(options specify that the hard or soft limit is set for the)3.444 F(gi)
144 244.8 Q -.15(ve)-.25 G 2.738(nr).15 G 2.738(esource. A)-2.738 F .238
(hard limit cannot be increased once it is set; a soft limit may be inc\
reased up to)2.738 F .355(the v)144 256.8 R .355
(alue of the hard limit.)-.25 F .355(If neither)5.355 F F2<ad48>2.855 E
F0(nor)2.855 E F2<ad53>2.855 E F0 .356
(is speci\214ed, both the soft and hard limits are set.)2.856 F .402
(The v)144 268.8 R .402(alue of)-.25 F F1(limit)2.992 E F0 .402(can be \
a number in the unit speci\214ed for the resource or one of the special\
 v)3.582 F(al-)-.25 E(ues)144 280.8 Q F2(hard)3.018 E F0(,)A F2(soft)
3.018 E F0 3.018(,o)C(r)-3.018 E F2(unlimited)3.018 E F0 3.018(,w)C .518
(hich stand for the current hard limit, the current soft limit, and no)
-3.018 F .354(limit, respecti)144 292.8 R -.15(ve)-.25 G(ly).15 E 5.354
(.I)-.65 G(f)-5.354 E F1(limit)2.944 E F0 .354
(is omitted, the current v)3.534 F .353
(alue of the soft limit of the resource is printed,)-.25 F .37
(unless the)144 304.8 R F2<ad48>2.87 E F0 .37(option is gi)2.87 F -.15
(ve)-.25 G 2.87(n. When).15 F .37
(more than one resource is speci\214ed, the limit name and unit)2.87 F
(are printed before the v)144 316.8 Q 2.5(alue. Other)-.25 F
(options are interpreted as follo)2.5 E(ws:)-.25 E F2<ad61>144 328.8 Q
F0(All current limits are reported)25.3 E F2<ad63>144 340.8 Q F0
(The maximum size of core \214les created)25.86 E F2<ad64>144 352.8 Q F0
(The maximum size of a process')24.74 E 2.5(sd)-.55 G(ata se)-2.5 E
(gment)-.15 E F2<ad65>144 364.8 Q F0
(The maximum scheduling priority \("nice"\))25.86 E F2<ad66>144 376.8 Q
F0(The maximum size of \214les written by the shell and its children)
26.97 E F2<ad69>144 388.8 Q F0(The maximum number of pending signals)
27.52 E F2<ad6c>144 400.8 Q F0(The maximum size that may be lock)27.52 E
(ed into memory)-.1 E F2<ad6d>144 412.8 Q F0
(The maximum resident set size)21.97 E F2<ad6e>144 424.8 Q F0 .791(The \
maximum number of open \214le descriptors \(most systems do not allo)
24.74 F 3.29(wt)-.25 G .79(his v)-3.29 F .79(alue to)-.25 F(be set\))180
436.8 Q F2<ad70>144 448.8 Q F0
(The pipe size in 512-byte blocks \(this may not be set\))24.74 E F2
<ad71>144 460.8 Q F0
(The maximum number of bytes in POSIX message queues)24.74 E F2<ad72>144
472.8 Q F0(The maximum real-time scheduling priority)25.86 E F2<ad73>144
484.8 Q F0(The maximum stack size)26.41 E F2<ad74>144 496.8 Q F0
(The maximum amount of cpu time in seconds)26.97 E F2<ad75>144 508.8 Q
F0(The maximum number of processes a)24.74 E -.25(va)-.2 G
(ilable to a single user).25 E F2<ad76>144 520.8 Q F0
(The maximum amount of virtual memory a)25.3 E -.25(va)-.2 G
(ilable to the shell).25 E F2<ad78>144 532.8 Q F0
(The maximum number of \214le locks)25.3 E(If)144 549.6 Q F1(limit)2.933
E F0 .343(is gi)3.523 F -.15(ve)-.25 G .343(n, it is the ne).15 F 2.843
(wv)-.25 G .343(alue of the speci\214ed resource \(the)-3.093 F F2<ad61>
2.843 E F0 .343(option is display only\).)2.843 F .343(If no)5.343 F
.176(option is gi)144 561.6 R -.15(ve)-.25 G .176(n, then).15 F F2<ad66>
2.676 E F0 .175(is assumed.)2.676 F -1.11(Va)5.175 G .175
(lues are in 1024-byte increments, e)1.11 F .175(xcept for)-.15 F F2
<ad74>2.675 E F0 2.675(,w)C .175(hich is in)-2.675 F(seconds,)144 573.6
Q F2<ad70>2.697 E F0 2.697(,w)C .197
(hich is in units of 512-byte blocks, and)-2.697 F F2<ad6e>2.698 E F0
(and)2.698 E F2<ad75>2.698 E F0 2.698(,w)C .198(hich are unscaled v)
-2.698 F 2.698(alues. The)-.25 F .404(return status is 0 unless an in)
144 585.6 R -.25(va)-.4 G .404(lid option or ar).25 F .404
(gument is supplied, or an error occurs while setting)-.18 F 2.5(an)144
597.6 S .5 -.25(ew l)-2.5 H(imit.).25 E F2(umask)108 614.4 Q F0([)2.5 E
F2<ad70>A F0 2.5(][)C F2<ad53>-2.5 E F0 2.5(][)C F1(mode)-2.5 E F0(])A
.2(The user \214le-creation mask is set to)144 626.4 R F1(mode)2.7 E F0
5.2(.I).18 G(f)-5.2 E F1(mode)3.08 E F0(be)2.88 E .2
(gins with a digit, it is interpreted as an octal)-.15 F .066(number; o\
therwise it is interpreted as a symbolic mode mask similar to that acce\
pted by)144 638.4 R F1 -.15(ch)2.566 G(mod).15 E F0(\(1\).).77 E(If)144
650.4 Q F1(mode)3.262 E F0 .382(is omitted, the current v)3.062 F .382
(alue of the mask is printed.)-.25 F(The)5.382 E F2<ad53>2.882 E F0 .382
(option causes the mask to be)2.882 F .547
(printed in symbolic form; the def)144 662.4 R .547
(ault output is an octal number)-.1 F 5.547(.I)-.55 G 3.047(ft)-5.547 G
(he)-3.047 E F2<ad70>3.047 E F0 .547(option is supplied, and)3.047 F F1
(mode)144.38 674.4 Q F0 .551
(is omitted, the output is in a form that may be reused as input.)3.231
F .552(The return status is 0 if the)5.552 F(mode w)144 686.4 Q
(as successfully changed or if no)-.1 E F1(mode)2.5 E F0(ar)2.5 E
(gument w)-.18 E(as supplied, and f)-.1 E(alse otherwise.)-.1 E F2
(unalias)108 703.2 Q F0<5bad>2.5 E F2(a)A F0 2.5(][)C F1(name)-2.5 E F0
(...])2.5 E(Remo)144 715.2 Q 1.955 -.15(ve e)-.15 H(ach).15 E F1(name)
4.155 E F0 1.655(from the list of de\214ned aliases.)4.155 F(If)6.655 E
F2<ad61>4.155 E F0 1.655(is supplied, all alias de\214nitions are)4.155
F(remo)144 727.2 Q -.15(ve)-.15 G 2.5(d. The).15 F(return v)2.5 E
(alue is true unless a supplied)-.25 E F1(name)2.86 E F0
(is not a de\214ned alias.)2.68 E(GNU Bash-3.0)72 768 Q(2004 Apr 20)
148.735 E(18)198.725 E 0 Cg EP
%%Page: 19 19
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BP
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/F0 10/Times-Roman@0 SF -.35(BA)72 48 S(SH_B).35 E(UIL)-.1 E 290.48
(TINS\(1\) B)-.92 F(ASH_B)-.35 E(UIL)-.1 E(TINS\(1\))-.92 E/F1 10
/Times-Bold@0 SF(unset)108 84 Q F0<5bad>2.5 E F1(fv)A F0 2.5(][)C/F2 10
/Times-Italic@0 SF(name)-2.5 E F0(...])2.5 E -.15(Fo)144 96 S 3.106(re)
.15 G(ach)-3.106 E F2(name)3.106 E F0 3.106(,r).18 G(emo)-3.106 E .906
-.15(ve t)-.15 H .606(he corresponding v).15 F .607
(ariable or function.)-.25 F .607(If no options are supplied, or the)
5.607 F F1<ad76>144 108 Q F0 .305(option is gi)2.805 F -.15(ve)-.25 G
.305(n, each).15 F F2(name)3.165 E F0 .305(refers to a shell v)2.985 F
2.805(ariable. Read-only)-.25 F -.25(va)2.805 G .304
(riables may not be unset.).25 F(If)5.304 E F1<ad66>144 120 Q F0 .459
(is speci\214ed, each)2.959 F F2(name)3.319 E F0 .459
(refers to a shell function, and the function de\214nition is remo)3.139
F -.15(ve)-.15 G 2.96(d. Each).15 F .903(unset v)144 132 R .903
(ariable or function is remo)-.25 F -.15(ve)-.15 G 3.402(df).15 G .902
(rom the en)-3.402 F .902(vironment passed to subsequent commands.)-.4 F
(If)5.902 E(an)144 144 Q 4.284(yo)-.15 G(f)-4.284 E/F3 9/Times-Bold@0 SF
(RANDOM)4.284 E/F4 9/Times-Roman@0 SF(,)A F3(SECONDS)4.035 E F4(,)A F3
(LINENO)4.035 E F4(,)A F3(HISTCMD)4.035 E F4(,)A F3(FUNCN)4.035 E(AME)
-.18 E F4(,)A F3(GR)4.035 E(OUPS)-.27 E F4(,)A F0(or)4.035 E F3(DIRST)
4.285 E -.495(AC)-.81 G(K).495 E F0(are)4.035 E .329(unset, the)144 156
R 2.829(yl)-.15 G .328(ose their special properties, e)-2.829 F -.15(ve)
-.25 G 2.828(ni).15 G 2.828(ft)-2.828 G(he)-2.828 E 2.828(ya)-.15 G .328
(re subsequently reset.)-2.828 F .328(The e)5.328 F .328
(xit status is true)-.15 F(unless a)144 168 Q F2(name)2.86 E F0
(is readonly)2.68 E(.)-.65 E F1(wait)108 184.8 Q F0([)2.5 E F2 2.5(n.)C
(..)-2.5 E F0(])A -.8(Wa)144 196.8 S .288
(it for each speci\214ed process and return its termination status.).8 F
(Each)5.288 E F2(n)3.148 E F0 .288(may be a process ID or a)3.028 F .722
(job speci\214cation; if a job spec is gi)144 208.8 R -.15(ve)-.25 G
.722(n, all processes in that job').15 F 3.222(sp)-.55 G .722
(ipeline are w)-3.222 F .722(aited for)-.1 F 5.722(.I)-.55 G(f)-5.722 E
F2(n)3.582 E F0(is)3.462 E 1.265(not gi)144 220.8 R -.15(ve)-.25 G 1.265
(n, all currently acti).15 F 1.565 -.15(ve c)-.25 H 1.265
(hild processes are w).15 F 1.265(aited for)-.1 F 3.765(,a)-.4 G 1.266
(nd the return status is zero.)-3.765 F(If)6.266 E F2(n)4.126 E F0 .457
(speci\214es a non-e)144 232.8 R .457
(xistent process or job, the return status is 127.)-.15 F .457
(Otherwise, the return status is the)5.457 F -.15(ex)144 244.8 S
(it status of the last process or job w).15 E(aited for)-.1 E(.)-.55 E
/F5 10.95/Times-Bold@0 SF(SEE ALSO)72 261.6 Q F0(bash\(1\), sh\(1\))108
273.6 Q(GNU Bash-3.0)72 768 Q(2004 Apr 20)148.735 E(19)198.725 E 0 Cg EP
%%Trailer
end
%%EOF