diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 02:18:09 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 02:18:09 +0000 |
commit | 1cab6bf479478b2f5816e5bde4f5542dea45f15a (patch) | |
tree | f0737355f68bc024a31beb0a5dd3c0370f522071 /doc/history_3.ps | |
parent | Initial commit. (diff) | |
download | readline-upstream.tar.xz readline-upstream.zip |
Adding upstream version 7.0.upstream/7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'doc/history_3.ps')
-rw-r--r-- | doc/history_3.ps | 869 |
1 files changed, 869 insertions, 0 deletions
diff --git a/doc/history_3.ps b/doc/history_3.ps new file mode 100644 index 0000000..5ee3f23 --- /dev/null +++ b/doc/history_3.ps @@ -0,0 +1,869 @@ +%!PS-Adobe-3.0 +%%Creator: groff version 1.22.3 +%%CreationDate: Wed Jul 1 10:32:47 2015 +%%DocumentNeededResources: font Times-Roman +%%+ font Times-Bold +%%+ font Times-Italic +%%DocumentSuppliedResources: procset grops 1.22 3 +%%Pages: 7 +%%PageOrder: Ascend +%%DocumentMedia: Default 612 792 0 () () +%%Orientation: Portrait +%%EndComments +%%BeginDefaults +%%PageMedia: Default +%%EndDefaults +%%BeginProlog +%%BeginResource: procset grops 1.22 3 +%!PS-Adobe-3.0 Resource-ProcSet +/setpacking where{ +pop +currentpacking +true setpacking +}if +/grops 120 dict dup begin +/SC 32 def +/A/show load def +/B{0 SC 3 -1 roll widthshow}bind def +/C{0 exch ashow}bind def +/D{0 exch 0 SC 5 2 roll awidthshow}bind def +/E{0 rmoveto show}bind def +/F{0 rmoveto 0 SC 3 -1 roll widthshow}bind def +/G{0 rmoveto 0 exch ashow}bind def +/H{0 rmoveto 0 exch 0 SC 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+/eth/ntilde/ograve/oacute/ocircumflex/otilde/odieresis/divide/oslash +/ugrave/uacute/ucircumflex/udieresis/yacute/thorn/ydieresis]def +/Times-Italic@0 ENC0/Times-Italic RE/Times-Bold@0 ENC0/Times-Bold RE +/Times-Roman@0 ENC0/Times-Roman RE +%%EndSetup +%%Page: 1 1 +%%BeginPageSetup +BP +%%EndPageSetup +/F0 10/Times-Roman@0 SF(HIST)72 48 Q(OR)-.18 E 124.845(Y\(3\) Library) +-.65 F(Functions Manual)2.5 E(HIST)127.345 E(OR)-.18 E(Y\(3\))-.65 E/F1 +10.95/Times-Bold@0 SF -.219(NA)72 84 S(ME).219 E F0 +(history \255 GNU History Library)108 96 Q F1(COPYRIGHT)72 112.8 Q F0 +(The GNU History Library is Cop)108 124.8 Q +(yright \251 1989-2014 by the Free Softw)-.1 E(are F)-.1 E +(oundation, Inc.)-.15 E F1(DESCRIPTION)72 141.6 Q F0(Man)108 153.6 Q +2.81(yp)-.15 G .31(rograms read input from the user a line at a time.) +-2.81 F .309(The GNU History library is able to k)5.309 F .309 +(eep track of)-.1 F .024(those lines, associate arbitrary data with eac\ +h line, and utilize information from pre)108 165.6 R .024 +(vious lines in composing)-.25 F(ne)108 177.6 Q 2.5(wo)-.25 G(nes.)-2.5 +E F1(HIST)72 194.4 Q(OR)-.197 E 2.738(YE)-.383 G(XP)-2.738 E(ANSION)-.81 +E F0 .823(The history library supports a history e)108 206.4 R .822 +(xpansion feature that is identical to the history e)-.15 F .822 +(xpansion in)-.15 F/F2 10/Times-Bold@0 SF(bash.)3.322 E F0 +(This section describes what syntax features are a)108 218.4 Q -.25(va) +-.2 G(ilable.).25 E 1.305(History e)108 235.2 R 1.305 +(xpansions introduce w)-.15 F 1.306(ords from the history list into the\ + input stream, making it easy to repeat)-.1 F .21 +(commands, insert the ar)108 247.2 R .21(guments to a pre)-.18 F .209 +(vious command into the current input line, or \214x errors in pre)-.25 +F(vious)-.25 E(commands quickly)108 259.2 Q(.)-.65 E 1.296(History e)108 +276 R 1.297(xpansion is usually performed immediately after a complete \ +line is read.)-.15 F 1.297(It tak)6.297 F 1.297(es place in tw)-.1 F(o) +-.1 E 2.855(parts. The)108 288 R .354(\214rst is to determine which lin\ +e from the history list to use during substitution.)2.855 F .354 +(The second is to)5.354 F .116 +(select portions of that line for inclusion into the current one.)108 +300 R .117(The line selected from the history is the)5.116 F/F3 10 +/Times-Italic@0 SF -.15(ev)2.617 G(ent).15 E F0(,)A .846 +(and the portions of that line that are acted upon are)108 312 R F3(wor) +3.346 E(ds)-.37 E F0 5.846(.V)C(arious)-6.956 E F3(modi\214er)3.346 E(s) +-.1 E F0 .846(are a)3.346 F -.25(va)-.2 G .845(ilable to manipulate).25 +F .304(the selected w)108 324 R 2.804(ords. The)-.1 F .304(line is brok) +2.804 F .304(en into w)-.1 F .304(ords in the same f)-.1 F .304 +(ashion as)-.1 F F2(bash)2.804 E F0 .305(does when reading input, so) +2.804 F .539(that se)108 336 R -.15(ve)-.25 G .539(ral w).15 F .539 +(ords that w)-.1 F .539 +(ould otherwise be separated are considered one w)-.1 F .538 +(ord when surrounded by quotes)-.1 F .307(\(see the description of)108 +348 R F2(history_tok)2.807 E(enize\(\))-.1 E F0(belo)2.807 E 2.807 +(w\). History)-.25 F -.15(ex)2.807 G .307 +(pansions are introduced by the appearance of).15 F .52(the history e) +108 360 R .52(xpansion character)-.15 F 3.02(,w)-.4 G .52(hich is)-3.02 +F F2(!)3.853 E F0 .52(by def)3.853 F 3.02(ault. Only)-.1 F .52 +(backslash \()3.02 F F2(\\).833 E F0 3.02(\)a).833 G .52 +(nd single quotes can quote the)-3.02 F(history e)108 372 Q +(xpansion character)-.15 E(.)-.55 E F2(Ev)87 388.8 Q(ent Designators)-.1 +E F0 .204(An e)108 400.8 R -.15(ve)-.25 G .204(nt designator is a refer\ +ence to a command line entry in the history list.).15 F .205 +(Unless the reference is abso-)5.204 F(lute, e)108 412.8 Q -.15(ve)-.25 +G(nts are relati).15 E .3 -.15(ve t)-.25 H 2.5(ot).15 G +(he current position in the history list.)-2.5 E F2(!)108 429.6 Q F0 +(Start a history substitution, e)144 429.6 Q(xcept when follo)-.15 E +(wed by a)-.25 E F2(blank)2.5 E F0 2.5(,n)C -.25(ew)-2.5 G +(line, = or \(.).25 E F2(!)108 441.6 Q F3(n)A F0(Refer to command line) +144 441.6 Q F3(n)2.5 E F0(.).24 E F2<21ad>108 453.6 Q F3(n)A F0 +(Refer to the current command minus)144 453.6 Q F3(n)2.5 E F0(.).24 E F2 +(!!)108 465.6 Q F0(Refer to the pre)144 465.6 Q(vious command.)-.25 E +(This is a synon)5 E(ym for `!\2551'.)-.15 E F2(!)108 477.6 Q F3(string) +A F0 .865(Refer to the most recent command preceding the current positi\ +on in the history list starting with)144 477.6 R F3(string)144 489.6 Q +F0(.).22 E F2(!?)108 501.6 Q F3(string)A F2([?])A F0 1.503(Refer to the\ + most recent command preceding the current position in the history list\ + containing)144 513.6 R F3(string)144 525.6 Q F0 5(.T).22 G(he trailing) +-5 E F2(?)2.5 E F0(may be omitted if)2.5 E F3(string)2.84 E F0(is follo) +2.72 E(wed immediately by a ne)-.25 E(wline.)-.25 E/F4 12/Times-Bold@0 +SF(^)108 542.6 Q F3(string1)-5 I F4(^)5 I F3(string2)-5 I F4(^)5 I F0 +2.63(Quick substitution.)144 549.6 R 2.629 +(Repeat the last command, replacing)7.629 F F3(string1)5.469 E F0(with) +5.129 E F3(string2)5.129 E F0 7.629(.E).02 G(qui)-7.629 E -.25(va)-.25 G +2.629(lent to).25 F -.74(``)144 561.6 S(!!:s/).74 E F3(string1)A F0(/)A +F3(string2)A F0(/')A 2.5('\()-.74 G(see)-2.5 E F2(Modi\214ers)2.5 E F0 +(belo)2.5 E(w\).)-.25 E F2(!#)108 573.6 Q F0 +(The entire command line typed so f)144 573.6 Q(ar)-.1 E(.)-.55 E F2 +-.75(Wo)87 590.4 S(rd Designators).75 E F0 -.8(Wo)108 602.4 S 1.313 +(rd designators are used to select desired w).8 F 1.314(ords from the e) +-.1 F -.15(ve)-.25 G 3.814(nt. A).15 F F2(:)3.814 E F0 1.314 +(separates the e)3.814 F -.15(ve)-.25 G 1.314(nt speci\214cation).15 F +.53(from the w)108 614.4 R .529(ord designator)-.1 F 5.529(.I)-.55 G +3.029(tm)-5.529 G .529(ay be omitted if the w)-3.029 F .529 +(ord designator be)-.1 F .529(gins with a)-.15 F F2(^)3.029 E F0(,)A F2 +($)3.029 E F0(,)A F2(*)3.029 E F0(,)A F2<ad>3.029 E F0 3.029(,o)C(r) +-3.029 E F2(%)3.029 E F0 5.529(.W)C(ords)-6.329 E 1.3 +(are numbered from the be)108 626.4 R 1.3 +(ginning of the line, with the \214rst w)-.15 F 1.301 +(ord being denoted by 0 \(zero\).)-.1 F -.8(Wo)6.301 G 1.301(rds are).8 +F(inserted into the current line separated by single spaces.)108 638.4 Q +F2 2.5(0\()108 655.2 S(zer)-2.5 E(o\))-.18 E F0(The zeroth w)144 667.2 Q +2.5(ord. F)-.1 F(or the shell, this is the command w)-.15 E(ord.)-.1 E +F3(n)108.36 679.2 Q F0(The)144 679.2 Q F3(n)2.5 E F0(th w)A(ord.)-.1 E +F2(^)108 691.2 Q F0(The \214rst ar)144 691.2 Q 2.5(gument. 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It)B .315(is not an error to use)2.815 F F1(*)2.816 E F0 .316 +(if there is)2.816 F(just one w)144 120 Q(ord in the e)-.1 E -.15(ve) +-.25 G(nt; the empty string is returned in that case.).15 E F1(x*)108 +132 Q F0(Abbre)144 132 Q(viates)-.25 E F2(x\255$)2.5 E F0(.)A F1<78ad> +108 144 Q F0(Abbre)144 144 Q(viates)-.25 E F2(x\255$)2.5 E F0(lik)2.5 E +(e)-.1 E F1(x*)2.5 E F0 2.5(,b)C(ut omits the last w)-2.7 E(ord.)-.1 E +(If a w)108 160.8 Q(ord designator is supplied without an e)-.1 E -.15 +(ve)-.25 G(nt speci\214cation, the pre).15 E +(vious command is used as the e)-.25 E -.15(ve)-.25 G(nt.).15 E F1 +(Modi\214ers)87 177.6 Q F0 .184(After the optional w)108 189.6 R .184 +(ord designator)-.1 F 2.684(,t)-.4 G .183 +(here may appear a sequence of one or more of the follo)-2.684 F .183 +(wing modi\214ers,)-.25 F(each preceded by a `:'.)108 201.6 Q F1(h)108 +218.4 Q F0(Remo)144 218.4 Q .3 -.15(ve a t)-.15 H +(railing \214le name component, lea).15 E(ving only the head.)-.2 E F1 +(t)108 230.4 Q F0(Remo)144 230.4 Q .3 -.15(ve a)-.15 H +(ll leading \214le name components, lea).15 E(ving the tail.)-.2 E F1(r) +108 242.4 Q F0(Remo)144 242.4 Q .3 -.15(ve a t)-.15 H(railing suf).15 E +(\214x of the form)-.25 E F2(.xxx)2.5 E F0 2.5(,l)C(ea)-2.5 E +(ving the basename.)-.2 E F1(e)108 254.4 Q F0(Remo)144 254.4 Q .3 -.15 +(ve a)-.15 H(ll b).15 E(ut the trailing suf)-.2 E(\214x.)-.25 E F1(p)108 +266.4 Q F0(Print the ne)144 266.4 Q 2.5(wc)-.25 G(ommand b)-2.5 E +(ut do not e)-.2 E -.15(xe)-.15 G(cute it.).15 E F1(q)108 278.4 Q F0 +(Quote the substituted w)144 278.4 Q +(ords, escaping further substitutions.)-.1 E F1(x)108 290.4 Q F0 +(Quote the substituted w)144 290.4 Q(ords as with)-.1 E F1(q)2.5 E F0 +2.5(,b)C(ut break into w)-2.7 E(ords at)-.1 E F1(blanks)2.5 E F0(and ne) +2.5 E(wlines.)-.25 E F1(s/)108 302.4 Q F2(old)A F1(/)A F2(ne)A(w)-.15 E +F1(/)A F0(Substitute)144 314.4 Q F2(ne)3.081 E(w)-.15 E F0 .221 +(for the \214rst occurrence of)3.031 F F2(old)2.951 E F0 .221(in the e) +3.491 F -.15(ve)-.25 G .221(nt line.).15 F(An)5.221 E 2.721(yd)-.15 G +.221(elimiter can be used in place)-2.721 F .617(of /.)144 326.4 R .617 +(The \214nal delimiter is optional if it is the last character of the e) +5.617 F -.15(ve)-.25 G .617(nt line.).15 F .616(The delimiter may)5.616 +F .666(be quoted in)144 338.4 R F2(old)3.396 E F0(and)3.936 E F2(ne) +3.526 E(w)-.15 E F0 .666(with a single backslash.)3.476 F .666 +(If & appears in)5.666 F F2(ne)3.166 E(w)-.15 E F0 3.166(,i).31 G 3.166 +(ti)-3.166 G 3.166(sr)-3.166 G .666(eplaced by)-3.166 F F2(old)3.166 E +F0 5.666(.A).77 G .275(single backslash will quote the &.)144 350.4 R +(If)5.275 E F2(old)3.004 E F0 .274(is null, it is set to the last)3.544 +F F2(old)3.004 E F0 .274(substituted, or)3.544 F 2.774(,i)-.4 G 2.774 +(fn)-2.774 G 2.774(op)-2.774 G(re)-2.774 E(vi-)-.25 E +(ous history substitutions took place, the last)144 362.4 Q F2(string) +2.84 E F0(in a)2.72 E F1(!?)2.5 E F2(string)A F1([?])A F0(search.)5 E F1 +(&)108 374.4 Q F0(Repeat the pre)144 374.4 Q(vious substitution.)-.25 E +F1(g)108 386.4 Q F0 .397(Cause changes to be applied o)144 386.4 R -.15 +(ve)-.15 G 2.897(rt).15 G .398(he entire e)-2.897 F -.15(ve)-.25 G .398 +(nt line.).15 F .398(This is used in conjunction with `)5.398 F F1(:s)A +F0 2.898('\()C(e.g.,)-2.898 E(`)144 398.4 Q F1(:gs/)A F2(old)A F1(/)A F2 +(ne)A(w)-.15 E F1(/)A F0 1.219('\) or `)B F1(:&)A F0 3.719('. If)B 1.219 +(used with `)3.719 F F1(:s)A F0 1.218(', an)B 3.718(yd)-.15 G 1.218 +(elimiter can be used in place of /, and the \214nal)-3.718 F .089 +(delimiter is optional if it is the last character of the e)144 410.4 R +-.15(ve)-.25 G .09(nt line.).15 F(An)5.09 E F1(a)2.59 E F0 .09 +(may be used as a synon)2.59 F .09(ym for)-.15 F F1(g)144 422.4 Q F0(.)A +F1(G)108 434.4 Q F0(Apply the follo)144 434.4 Q(wing `)-.25 E F1(s)A F0 +2.5('m)C(odi\214er once to each w)-2.5 E(ord in the e)-.1 E -.15(ve)-.25 +G(nt line.).15 E/F3 10.95/Times-Bold@0 SF(PR)72 451.2 Q +(OGRAMMING WITH HIST)-.329 E(OR)-.197 E 2.738(YF)-.383 G(UNCTIONS)-2.738 +E F0(This section describes ho)108 463.2 Q 2.5(wt)-.25 G 2.5(ou)-2.5 G +(se the History library in other programs.)-2.5 E F1(Intr)87 480 Q +(oduction to History)-.18 E F0 .797 +(The programmer using the History library has a)108 492 R -.25(va)-.2 G +.796(ilable functions for remembering lines on a history list,).25 F +.307(associating arbitrary data with a line, remo)108 504 R .308 +(ving lines from the list, searching through the list for a line con-) +-.15 F .303(taining an arbitrary te)108 516 R .303 +(xt string, and referencing an)-.15 F 2.803(yl)-.15 G .303 +(ine in the list directly)-2.803 F 5.303(.I)-.65 G 2.803(na)-5.303 G +.303(ddition, a history)-2.803 F F2 -.2(ex)2.802 G(pansion).2 E F0 +(function is a)108 528 Q -.25(va)-.2 G(ilable which pro).25 E +(vides for a consistent user interf)-.15 E(ace across dif)-.1 E +(ferent programs.)-.25 E .059(The user using programs written with the \ +History library has the bene\214t of a consistent user interf)108 544.8 +R .059(ace with a)-.1 F .918(set of well-kno)108 556.8 R .917 +(wn commands for manipulating the te)-.25 F .917(xt of pre)-.15 F .917 +(vious lines and using that te)-.25 F .917(xt in ne)-.15 F 3.417(wc)-.25 +G(om-)-3.417 E 4.183(mands. The)108 568.8 R 1.684(basic history manipul\ +ation commands are identical to the history substitution pro)4.183 F +1.684(vided by)-.15 F F1(bash)108 580.8 Q F0(.)A .904 +(If the programmer desires, he can use the Readline library)108 597.6 R +3.403(,w)-.65 G .903(hich includes some history manipulation by)-3.403 F +(def)108 609.6 Q(ault, and has the added adv)-.1 E +(antage of command line editing.)-.25 E .39(Before declaring an)108 +626.4 R 2.89(yf)-.15 G .39(unctions using an)-2.89 F 2.89(yf)-.15 G .39 +(unctionality the History library pro)-2.89 F .39 +(vides in other code, an appli-)-.15 F .067 +(cation writer should include the \214le)108 638.4 R F2(<r)4.233 E +(eadline/history)-.37 E(.h>)-.55 E F0 .067(in an)4.233 F 2.566<798c>-.15 +G .066(le that uses the History library')-2.566 F 2.566(sf)-.55 G +(eatures.)-2.566 E .538(It supplies e)108 650.4 R .538 +(xtern declarations for all of the library')-.15 F 3.038(sp)-.55 G .538 +(ublic functions and v)-3.038 F .539(ariables, and declares all of the) +-.25 F(public data structures.)108 662.4 Q F1(History Storage)87 691.2 Q +F0(The history list is an array of history entries.)108 703.2 Q 2.5(Ah)5 +G(istory entry is declared as follo)-2.5 E(ws:)-.25 E F2(typedef void *) +108 720 Q F1(histdata_t;)2.5 E F0(GNU History 6.3)72 768 Q(2015 May 24) +138.175 E(2)202.335 E 0 Cg EP +%%Page: 3 3 +%%BeginPageSetup +BP +%%EndPageSetup +/F0 10/Times-Roman@0 SF(HIST)72 48 Q(OR)-.18 E 124.845(Y\(3\) Library) +-.65 F(Functions Manual)2.5 E(HIST)127.345 E(OR)-.18 E(Y\(3\))-.65 E +(typedef struct _hist_entry {)108 84 Q(char *line;)113 96 Q +(char *timestamp;)113 108 Q(histdata_t data;)113 120 Q 2.5(}H)108 132 S +(IST_ENTR)-2.5 E -.92(Y;)-.65 G +(The history list itself might therefore be declared as)108 148.8 Q/F1 +10/Times-Italic@0 SF(HIST_ENTR)108 165.6 Q 2.5(Y*)-.18 G(*)-2.5 E/F2 10 +/Times-Bold@0 SF(the_history_list;)2.5 E F0(The state of the History li\ +brary is encapsulated into a single structure:)108 182.4 Q(/*)108 199.2 +Q 2.5(*As)110.5 211.2 S +(tructure used to pass around the current state of the history)-2.5 E(.) +-.65 E(*/)110.5 223.2 Q(typedef struct _hist_state {)108 235.2 Q +(HIST_ENTR)113 247.2 Q 2.5(Y*)-.65 G +(*entries; /* Pointer to the entries themselv)-2.5 E(es. */)-.15 E +(int of)113 259.2 Q 25(fset; /*)-.25 F +(The location pointer within this array)2.5 E 2.5(.*)-.65 G(/)-2.5 E +(int length;)113 271.2 Q(/* Number of elements within this array)27.5 E +2.5(.*)-.65 G(/)-2.5 E(int size;)113 283.2 Q +(/* Number of slots allocated to this array)32.5 E 2.5(.*)-.65 G(/)-2.5 +E(int \215ags;)113 295.2 Q 2.5(}H)108 307.2 S(IST)-2.5 E(OR)-.18 E(Y_ST) +-.65 E -1.11(AT)-.93 G(E;)1.11 E(If the \215ags member includes)108 324 +Q F2(HS_STIFLED)2.5 E F0 2.5(,t)C(he history has been sti\215ed.)-2.5 E +/F3 10.95/Times-Bold@0 SF(History Functions)72 340.8 Q F0 +(This section describes the calling sequence for the v)108 352.8 Q +(arious functions e)-.25 E(xported by the GNU History library)-.15 E(.) +-.65 E F2(Initializing History and State Management)87 369.6 Q F0 1.274 +(This section describes functions used to initialize and manage the sta\ +te of the History library when you)108 381.6 R -.1(wa)108 393.6 S +(nt to use the history functions in your program.).1 E F1(void)108 417.6 +Q F2(using_history)2.5 E F0(\()4.166 E F1(void)A F0(\))1.666 E(Be)108 +429.6 Q(gin a session in which the history functions might be used.)-.15 +E(This initializes the interacti)5 E .3 -.15(ve v)-.25 H(ariables.)-.1 E +F1(HIST)108 453.6 Q(OR)-.18 E(Y_ST)-.18 E -.37(AT)-.5 G 2.5(E*).37 G F2 +(history_get_history_state)A F0(\()4.166 E F1(void)A F0(\))1.666 E +(Return a structure describing the current state of the input history) +108 465.6 Q(.)-.65 E F1(void)108 489.6 Q F2(history_set_history_state) +2.5 E F0(\()4.166 E F1(HIST)A(OR)-.18 E(Y_ST)-.18 E -.37(AT)-.5 G 2.5 +(E*).37 G(state)-2.5 E F0(\))1.666 E +(Set the state of the history list according to)108 501.6 Q F1(state)2.5 +E F0(.)A F2(History List Management)87 530.4 Q F0 +(These functions manage indi)108 542.4 Q(vidual entries on the history \ +list, or set parameters managing the list itself.)-.25 E F1(void)108 +566.4 Q F2(add_history)2.5 E F0(\()4.166 E F1(const c)A(har *string)-.15 +E F0(\))1.666 E(Place)108 578.4 Q F1(string)2.5 E F0 +(at the end of the history list.)2.5 E +(The associated data \214eld \(if an)5 E(y\) is set to)-.15 E F2(NULL) +2.5 E F0(.)A F1(void)108 602.4 Q F2(add_history_time)2.5 E F0(\()4.166 E +F1(const c)A(har *string)-.15 E F0(\))1.666 E +(Change the time stamp associated with the most recent history entry to) +108 614.4 Q F1(string)2.5 E F0(.)A F1(HIST_ENTR)108 638.4 Q 2.5(Y*)-.18 +G F2 -.18(re)C(mo).18 E -.1(ve)-.1 G(_history).1 E F0(\()4.166 E F1 +(int whic)A(h)-.15 E F0(\))1.666 E(Remo)108 650.4 Q .352 -.15(ve h)-.15 +H .052(istory entry at of).15 F(fset)-.25 E F1(whic)2.553 E(h)-.15 E F0 +.053(from the history)2.553 F 5.053(.T)-.65 G .053(he remo)-5.053 F -.15 +(ve)-.15 G 2.553(de).15 G .053(lement is returned so you can free the) +-2.553 F(line, data, and containing structure.)108 662.4 Q F1 +(histdata_t)108 686.4 Q F2(fr)2.5 E(ee_history_entry)-.18 E F0(\()4.166 +E F1(HIST_ENTR)A 2.5(Y*)-.18 G(histent)-2.5 E F0(\))1.666 E .934 +(Free the history entry)108 698.4 R F1(histent)3.433 E F0 .933(and an) +3.433 F 3.433(yh)-.15 G .933(istory library pri)-3.433 F -.25(va)-.25 G +.933(te data associated with it.).25 F .933(Returns the applica-)5.933 F +(tion-speci\214c data so the caller can dispose of it.)108 710.4 Q +(GNU History 6.3)72 768 Q(2015 May 24)138.175 E(3)202.335 E 0 Cg EP +%%Page: 4 4 +%%BeginPageSetup +BP +%%EndPageSetup +/F0 10/Times-Roman@0 SF(HIST)72 48 Q(OR)-.18 E 124.845(Y\(3\) Library) +-.65 F(Functions Manual)2.5 E(HIST)127.345 E(OR)-.18 E(Y\(3\))-.65 E/F1 +10/Times-Italic@0 SF(HIST_ENTR)108 84 Q 2.5(Y*)-.18 G/F2 10/Times-Bold@0 +SF -.18(re)C(place_history_entry).18 E F0(\()4.166 E F1(int whic)A -.834 +(h, const)-.15 F -.15(ch)2.5 G(ar *line).15 E 1.666(,h)-.1 G +(istdata_t data)-1.666 E F0(\))3.332 E(Mak)108 96 Q 3.062(et)-.1 G .562 +(he history entry at of)-3.062 F(fset)-.25 E F1(whic)3.062 E(h)-.15 E F0 +(ha)3.062 E -.15(ve)-.2 G F1(line)3.212 E F0(and)3.062 E F1(data)3.062 E +F0 5.563(.T)C .563(his returns the old entry so the caller can dis-) +-5.563 F(pose of an)108 108 Q 2.5(ya)-.15 G(pplication-speci\214c data.) +-2.5 E(In the case of an in)5 E -.25(va)-.4 G(lid).25 E F1(whic)2.5 E(h) +-.15 E F0 2.5(,a)C F2(NULL)A F0(pointer is returned.)2.5 E F1(void)108 +132 Q F2(clear_history)2.5 E F0(\()4.166 E F1(void)A F0(\))1.666 E +(Clear the history list by deleting all the entries.)108 144 Q F1(void) +108 168 Q F2(sti\215e_history)2.5 E F0(\()4.166 E F1(int max)A F0(\)) +1.666 E(Sti\215e the history list, remembering only the last)108 180 Q +F1(max)2.5 E F0(entries.)2.5 E F1(int)108 204 Q F2(unsti\215e_history) +2.5 E F0(\()4.166 E F1(void)A F0(\))1.666 E .46 +(Stop sti\215ing the history)108 216 R 5.46(.T)-.65 G .46 +(his returns the pre)-5.46 F .46 +(viously-set maximum number of history entries \(as set by)-.25 F F2 +(sti-)2.96 E(\215e_history\(\))108 228 Q F0 2.5(\). history)B -.1(wa)2.5 +G 2.5(ss).1 G 2.5(ti\215ed. The)-2.5 F -.25(va)2.5 G(lue is positi).25 E +.3 -.15(ve i)-.25 H 2.5(ft).15 G(he history w)-2.5 E(as sti\215ed, ne) +-.1 E -.05(ga)-.15 G(ti).05 E .3 -.15(ve i)-.25 H 2.5(fi).15 G 2.5(tw) +-2.5 G(asn')-2.6 E(t.)-.18 E F1(int)108 252 Q F2(history_is_sti\215ed) +2.5 E F0(\()4.166 E F1(void)A F0(\))1.666 E +(Returns non-zero if the history is sti\215ed, zero if it is not.)108 +264 Q F2(Inf)87 292.8 Q(ormation About the History List)-.25 E F0(These\ + functions return information about the entire history list or indi)108 +304.8 Q(vidual list entries.)-.25 E F1(HIST_ENTR)108 328.8 Q 2.5(Y*)-.18 +G(*)-2.5 E F2(history_list)2.5 E F0(\()4.166 E F1(void)A F0(\))1.666 E +.707(Return a)108 340.8 R F2(NULL)3.207 E F0 .707(terminated array of) +3.207 F F1(HIST_ENTR)3.207 E 3.208(Y*)-.18 G F0 .708 +(which is the current input history)B 5.708(.E)-.65 G .708 +(lement 0 of this)-5.708 F(list is the be)108 352.8 Q(ginning of time.) +-.15 E(If there is no history)5 E 2.5(,r)-.65 G(eturn)-2.5 E F2(NULL)2.5 +E F0(.)A F1(int)108 376.8 Q F2(wher)2.5 E(e_history)-.18 E F0(\()4.166 E +F1(void)A F0(\))1.666 E(Returns the of)108 388.8 Q +(fset of the current history element.)-.25 E F1(HIST_ENTR)108 412.8 Q +2.5(Y*)-.18 G F2(curr)A(ent_history)-.18 E F0(\()4.166 E F1(void)A F0 +(\))1.666 E 1.373 +(Return the history entry at the current position, as determined by)108 +424.8 R F2(wher)3.873 E(e_history\(\))-.18 E F0 6.373(.I)C 3.873(ft) +-6.373 G 1.373(here is no entry)-3.873 F(there, return a)108 436.8 Q F2 +(NULL)2.5 E F0(pointer)2.5 E(.)-.55 E F1(HIST_ENTR)108 460.8 Q 2.5(Y*) +-.18 G F2(history_get)A F0(\()4.166 E F1(int of)A(fset)-.18 E F0(\)) +1.666 E .287(Return the history entry at position)108 472.8 R F1(of) +2.787 E(fset)-.18 E F0 2.787(,s)C .287(tarting from)-2.787 F F2 +(history_base)2.787 E F0 5.287(.I)C 2.787(ft)-5.287 G .287 +(here is no entry there, or if)-2.787 F F1(of)2.788 E(fset)-.18 E F0 +(is greater than the history length, return a)108 484.8 Q F2(NULL)2.5 E +F0(pointer)2.5 E(.)-.55 E F1(time_t)108 508.8 Q F2(history_get_time)2.5 +E F0(\()4.166 E F1(HIST_ENTR)A 2.5(Y*)-.18 G F0(\))-.834 E(Return the t\ +ime stamp associated with the history entry passed as the ar)108 520.8 Q +(gument.)-.18 E F1(int)108 544.8 Q F2(history_total_bytes)2.5 E F0(\() +4.166 E F1(void)A F0(\))1.666 E .392 +(Return the number of bytes that the primary history entries are using.) +108 556.8 R .391(This function returns the sum of the)5.392 F +(lengths of all the lines in the history)108 568.8 Q(.)-.65 E F2(Mo)87 +597.6 Q(ving Ar)-.1 E(ound the History List)-.18 E F0 +(These functions allo)108 609.6 Q 2.5(wt)-.25 G(he current inde)-2.5 E +2.5(xi)-.15 G(nto the history list to be set or changed.)-2.5 E F1(int) +108 633.6 Q F2(history_set_pos)2.5 E F0(\()4.166 E F1(int pos)A F0(\)) +1.666 E .79(Set the current history of)108 645.6 R .79(fset to)-.25 F F1 +(pos)3.29 E F0 3.29(,a)C 3.29(na)-3.29 G .79(bsolute inde)-3.29 F 3.29 +(xi)-.15 G .79(nto the list.)-3.29 F .79(Returns 1 on success, 0 if)5.79 +F F1(pos)3.29 E F0 .79(is less)3.29 F +(than zero or greater than the number of history entries.)108 657.6 Q F1 +(HIST_ENTR)108 681.6 Q 2.5(Y*)-.18 G F2(pr)A -.15(ev)-.18 G +(ious_history).15 E F0(\()4.166 E F1(void)A F0(\))1.666 E .208 +(Back up the current history of)108 693.6 R .208(fset to the pre)-.25 F +.208(vious history entry)-.25 F 2.707(,a)-.65 G .207 +(nd return a pointer to that entry)-2.707 F 5.207(.I)-.65 G 2.707(ft) +-5.207 G .207(here is)-2.707 F(no pre)108 705.6 Q(vious entry)-.25 E 2.5 +(,r)-.65 G(eturn a)-2.5 E F2(NULL)2.5 E F0(pointer)2.5 E(.)-.55 E F1 +(HIST_ENTR)108 729.6 Q 2.5(Y*)-.18 G F2(next_history)A F0(\()4.166 E F1 +(void)A F0(\))1.666 E(GNU History 6.3)72 768 Q(2015 May 24)138.175 E(4) +202.335 E 0 Cg EP +%%Page: 5 5 +%%BeginPageSetup +BP +%%EndPageSetup +/F0 10/Times-Roman@0 SF(HIST)72 48 Q(OR)-.18 E 124.845(Y\(3\) Library) +-.65 F(Functions Manual)2.5 E(HIST)127.345 E(OR)-.18 E(Y\(3\))-.65 E +.332(If the current history of)108 84 R .333(fset refers to a v)-.25 F +.333(alid history entry)-.25 F 2.833(,i)-.65 G .333 +(ncrement the current history of)-2.833 F 2.833(fset. If)-.25 F .333 +(the possi-)2.833 F .202(bly-incremented history of)108 96 R .202 +(fset refers to a v)-.25 F .202(alid history entry)-.25 F 2.702(,r)-.65 +G .202(eturn a pointer to that entry; otherwise, return)-2.702 F(a)108 +108 Q/F1 10/Times-Bold@0 SF(NULL)2.5 E F0(pointer)2.5 E(.)-.55 E F1 +(Sear)87 136.8 Q(ching the History List)-.18 E F0 .005 +(These functions allo)108 148.8 R 2.505(ws)-.25 G .006(earching of the \ +history list for entries containing a speci\214c string.)-2.505 F .006 +(Searching may be)5.006 F 1.452(performed both forw)108 160.8 R 1.452 +(ard and backw)-.1 F 1.451(ard from the current history position.)-.1 F +1.451(The search may be)6.451 F/F2 10/Times-Italic@0 SF(anc)3.951 E(hor) +-.15 E(ed)-.37 E F0(,)A(meaning that the string must match at the be)108 +172.8 Q(ginning of the history entry)-.15 E(.)-.65 E F2(int)108 196.8 Q +F1(history_sear)2.5 E(ch)-.18 E F0(\()4.166 E F2(const c)A(har *string) +-.15 E 1.666(,i)-.1 G(nt dir)-1.666 E(ection)-.37 E F0(\))1.666 E .155 +(Search the history for)108 208.8 R F2(string)2.655 E F0 2.656(,s)C .156 +(tarting at the current history of)-2.656 F 2.656(fset. If)-.25 F F2 +(dir)2.656 E(ection)-.37 E F0 .156(is less than 0, then the search)2.656 +F .802(is through pre)108 220.8 R .802 +(vious entries, otherwise through subsequent entries.)-.25 F(If)5.801 E +F2(string)3.301 E F0 .801(is found, then the current his-)3.301 F .064 +(tory inde)108 232.8 R 2.564(xi)-.15 G 2.564(ss)-2.564 G .064 +(et to that history entry)-2.564 F 2.564(,a)-.65 G .064(nd the v)-2.564 +F .064(alue returned is the of)-.25 F .064 +(fset in the line of the entry where)-.25 F F2(string)2.565 E F0 -.1(wa) +108 244.8 S 2.5(sf).1 G 2.5(ound. Otherwise,)-2.5 F +(nothing is changed, and a -1 is returned.)2.5 E F2(int)108 268.8 Q F1 +(history_sear)2.5 E(ch_pr)-.18 E(e\214x)-.18 E F0(\()4.166 E F2(const c) +A(har *string)-.15 E 1.666(,i)-.1 G(nt dir)-1.666 E(ection)-.37 E F0(\)) +1.666 E .684(Search the history for)108 280.8 R F2(string)3.183 E F0 +3.183(,s)C .683(tarting at the current history of)-3.183 F 3.183 +(fset. The)-.25 F .683(search is anchored: matching lines)3.183 F 1.063 +(must be)108 292.8 R 1.063(gin with)-.15 F F2(string)3.563 E F0 6.063 +(.I)C(f)-6.063 E F2(dir)3.563 E(ection)-.37 E F0 1.064 +(is less than 0, then the search is through pre)3.563 F 1.064 +(vious entries, otherwise)-.25 F 1.115(through subsequent entries.)108 +304.8 R(If)6.115 E F2(string)3.615 E F0 1.115 +(is found, then the current history inde)3.615 F 3.614(xi)-.15 G 3.614 +(ss)-3.614 G 1.114(et to that entry)-3.614 F 3.614(,a)-.65 G 1.114 +(nd the)-3.614 F(return v)108 316.8 Q(alue is 0.)-.25 E +(Otherwise, nothing is changed, and a -1 is returned.)5 E F2(int)108 +340.8 Q F1(history_sear)2.5 E(ch_pos)-.18 E F0(\()4.166 E F2(const c)A +(har *string)-.15 E 1.666(,i)-.1 G(nt dir)-1.666 E -.834(ection, int) +-.37 F(pos)2.5 E F0(\))3.332 E .603(Search for)108 352.8 R F2(string) +3.103 E F0 .603(in the history list, starting at)3.103 F F2(pos)3.104 E +F0 3.104(,a)C 3.104(na)-3.104 G .604(bsolute inde)-3.104 F 3.104(xi)-.15 +G .604(nto the list.)-3.104 F(If)5.604 E F2(dir)3.104 E(ection)-.37 E F0 +.604(is ne)3.104 F -.05(ga)-.15 G(ti).05 E -.15(ve)-.25 G(,).15 E .608 +(the search proceeds backw)108 364.8 R .608(ard from)-.1 F F2(pos)3.108 +E F0 3.108(,o)C .608(therwise forw)-3.108 F 3.108(ard. Returns)-.1 F +.608(the absolute inde)3.108 F 3.108(xo)-.15 G 3.108(ft)-3.108 G .608 +(he history ele-)-3.108 F(ment where)108 376.8 Q F2(string)2.5 E F0 -.1 +(wa)2.5 G 2.5(sf).1 G(ound, or -1 otherwise.)-2.5 E F1 +(Managing the History File)87 405.6 Q F0 .035(The History library can r\ +ead the history from and write it to a \214le.)108 417.6 R .036 +(This section documents the functions for)5.035 F +(managing a history \214le.)108 429.6 Q F2(int)108 453.6 Q F1 -.18(re) +2.5 G(ad_history).18 E F0(\()4.166 E F2(const c)A(har *\214lename)-.15 E +F0(\))1.666 E .151(Add the contents of)108 465.6 R F2(\214lename)2.651 E +F0 .151(to the history list, a line at a time.)2.651 F(If)5.15 E F2 +(\214lename)2.65 E F0(is)2.65 E F1(NULL)2.65 E F0 2.65(,t)C .15 +(hen read from)-2.65 F F2(~/.his-)2.65 E(tory)108 477.6 Q F0 5(.R)C +(eturns 0 if successful, or)-5 E F1(err)2.5 E(no)-.15 E F0(if not.)2.5 E +F2(int)108 501.6 Q F1 -.18(re)2.5 G(ad_history_range).18 E F0(\()4.166 E +F2(const c)A(har *\214lename)-.15 E 1.666(,i)-.1 G(nt fr)-1.666 E -.834 +(om, int)-.45 F(to)2.5 E F0(\))3.332 E .052(Read a range of lines from) +108 513.6 R F2(\214lename)2.553 E F0 2.553(,a)C .053 +(dding them to the history list.)-2.553 F .053(Start reading at line) +5.053 F F2(fr)2.553 E(om)-.45 E F0 .053(and end at)2.553 F F2(to)2.553 E +F0(.)A(If)108 525.6 Q F2(fr)2.889 E(om)-.45 E F0 .389 +(is zero, start at the be)2.889 F 2.889(ginning. If)-.15 F F2(to)2.889 E +F0 .389(is less than)2.889 F F2(fr)2.889 E(om)-.45 E F0 2.889(,t)C .388 +(hen read until the end of the \214le.)-2.889 F(If)5.388 E F2 +(\214lename)2.888 E F0(is)108 537.6 Q F1(NULL)2.5 E F0 2.5(,t)C +(hen read from)-2.5 E F2(~/.history)2.5 E F0 5(.R)C +(eturns 0 if successful, or)-5 E F1(err)2.5 E(no)-.15 E F0(if not.)2.5 E +F2(int)108 561.6 Q F1(write_history)2.5 E F0(\()4.166 E F2(const c)A +(har *\214lename)-.15 E F0(\))1.666 E .961(Write the current history to) +108 573.6 R F2(\214lename)3.461 E F0 3.461(,o)C -.15(ve)-3.611 G +(rwriting).15 E F2(\214lename)3.461 E F0 .961(if necessary)3.461 F 5.961 +(.I)-.65 G(f)-5.961 E F2(\214lename)3.462 E F0(is)3.462 E F1(NULL)3.462 +E F0 3.462(,t)C .962(hen write)-3.462 F(the history list to)108 585.6 Q +F2(~/.history)2.5 E F0 5(.R)C(eturns 0 on success, or)-5 E F1(err)2.5 E +(no)-.15 E F0(on a read or write error)2.5 E(.)-.55 E F2(int)108 621.6 Q +F1(append_history)2.5 E F0(\()4.166 E F2(int nelements,)A(const c)1.666 +E(har *\214lename)-.15 E F0(\))1.666 E .839(Append the last)108 633.6 R +F2(nelements)3.339 E F0 .839(of the history list to)3.339 F F2 +(\214lename)3.339 E F0 5.839(.I)C(f)-5.839 E F2(\214lename)3.339 E F0 +(is)3.339 E F1(NULL)3.339 E F0 3.339(,t)C .838(hen append to)-3.339 F F2 +(~/.history)3.338 E F0(.)A(Returns 0 on success, or)108 645.6 Q F1(err) +2.5 E(no)-.15 E F0(on a read or write error)2.5 E(.)-.55 E F2(int)108 +669.6 Q F1(history_truncate_\214le)2.5 E F0(\()4.166 E F2(const c)A +(har *\214lename)-.15 E 1.666(,i)-.1 G(nt nlines)-1.666 E F0(\))1.666 E +-.35(Tr)108 681.6 S .38(uncate the history \214le).35 F F2(\214lename) +2.88 E F0 2.88(,l)C(ea)-2.88 E .38(ving only the last)-.2 F F2(nlines) +2.881 E F0 2.881(lines. If)2.881 F F2(\214lename)2.881 E F0(is)2.881 E +F1(NULL)2.881 E F0 2.881(,t)C(hen)-2.881 E F2(~/.history)2.881 E F0(is) +2.881 E 2.5(truncated. Returns)108 693.6 R 2.5(0o)2.5 G 2.5(ns)-2.5 G +(uccess, or)-2.5 E F1(err)2.5 E(no)-.15 E F0(on f)2.5 E(ailure.)-.1 E +(GNU History 6.3)72 768 Q(2015 May 24)138.175 E(5)202.335 E 0 Cg EP +%%Page: 6 6 +%%BeginPageSetup +BP +%%EndPageSetup +/F0 10/Times-Roman@0 SF(HIST)72 48 Q(OR)-.18 E 124.845(Y\(3\) Library) +-.65 F(Functions Manual)2.5 E(HIST)127.345 E(OR)-.18 E(Y\(3\))-.65 E/F1 +10/Times-Bold@0 SF(History Expansion)87 84 Q F0 +(These functions implement history e)108 96 Q(xpansion.)-.15 E/F2 10 +/Times-Italic@0 SF(int)108 120 Q F1(history_expand)2.5 E F0(\()4.166 E +F2 -.15(ch)C(ar *string).15 E 1.666(,c)-.1 G(har **output)-1.816 E F0 +(\))1.666 E(Expand)108 132 Q F2(string)2.5 E F0 2.5(,p)C +(lacing the result into)-2.5 E F2(output)2.5 E F0 2.5(,ap)C +(ointer to a string.)-2.5 E(Returns:)5 E(0)144 144 Q .566(If no e)180 +144 R .566(xpansions took place \(or)-.15 F 3.065(,i)-.4 G 3.065(ft) +-3.065 G .565(he only change in the te)-3.065 F .565(xt w)-.15 F .565 +(as the remo)-.1 F -.25(va)-.15 G 3.065(lo).25 G 3.065(fe)-3.065 G +(scape)-3.065 E(characters preceding the history e)180 156 Q +(xpansion character\);)-.15 E(1)144 168 Q(if e)180 168 Q +(xpansions did tak)-.15 E 2.5(ep)-.1 G(lace;)-2.5 E(-1)144 180 Q +(if there w)180 180 Q(as an error in e)-.1 E(xpansion;)-.15 E(2)144 192 +Q(if the returned line should be displayed, b)180 192 Q(ut not e)-.2 E +-.15(xe)-.15 G(cuted, as with the).15 E F1(:p)2.5 E F0(modi\214er)2.5 E +(.)-.55 E(If an error ocurred in e)108 204 Q(xpansion, then)-.15 E F2 +(output)2.5 E F0(contains a descripti)2.5 E .3 -.15(ve e)-.25 H +(rror message.).15 E F2 -.15(ch)108 228 S(ar *).15 E F1(get_history_e) +2.5 E -.1(ve)-.15 G(nt).1 E F0(\()4.166 E F2(const c)A(har *string)-.15 +E 1.666(,i)-.1 G(nt *cinde)-1.666 E -.834(x, int)-.2 F(qc)2.5 E(har)-.15 +E F0(\))3.332 E .262(Returns the te)108 240 R .262(xt of the history e) +-.15 F -.15(ve)-.25 G .262(nt be).15 F .263(ginning at)-.15 F F2(string) +2.763 E F0(+)2.763 E F2(*cinde)2.763 E(x)-.2 E F0(.)A F2(*cinde)5.263 E +(x)-.2 E F0 .263(is modi\214ed to point to after the)2.763 F -2.15 -.25 +(ev e)108 252 T .71(nt speci\214er).25 F 5.71(.A)-.55 G 3.21(tf)-5.71 G +.71(unction entry)-3.21 F(,)-.65 E F2(cinde)3.21 E(x)-.2 E F0 .709 +(points to the inde)3.21 F 3.209(xi)-.15 G(nto)-3.209 E F2(string)3.209 +E F0 .709(where the history e)3.209 F -.15(ve)-.25 G .709 +(nt speci\214ca-).15 F .527(tion be)108 264 R(gins.)-.15 E F2(qc)5.527 E +(har)-.15 E F0 .527(is a character that is allo)3.027 F .527 +(wed to end the e)-.25 F -.15(ve)-.25 G .528 +(nt speci\214cation in addition to the `).15 F(`normal')-.74 E(')-.74 E +(terminating characters.)108 276 Q F2 -.15(ch)108 300 S(ar **).15 E F1 +(history_tok)2.5 E(enize)-.1 E F0(\()4.166 E F2(const c)A(har *string) +-.15 E F0(\))1.666 E .239(Return an array of tok)108 312 R .239 +(ens parsed out of)-.1 F F2(string)2.739 E F0 2.739(,m)C .238 +(uch as the shell might.)-2.739 F .238(The tok)5.238 F .238 +(ens are split on the charac-)-.1 F(ters in the)108 324 Q F1(history_w) +2.5 E(ord_delimiters)-.1 E F0 -.25(va)2.5 G +(riable, and shell quoting con).25 E -.15(ve)-.4 G(ntions are obe).15 E +(yed.)-.15 E F2 -.15(ch)108 348 S(ar *).15 E F1(history_ar)2.5 E +(g_extract)-.1 E F0(\()4.166 E F2(int \214r)A -.834(st, int)-.1 F -.834 +(last, const)2.5 F -.15(ch)2.5 G(ar *string).15 E F0(\))3.332 E .025 +(Extract a string se)108 360 R .025(gment consisting of the)-.15 F F2 +<8c72>2.526 E(st)-.1 E F0(through)2.526 E F2(last)2.526 E F0(ar)2.526 E +.026(guments present in)-.18 F F2(string)2.526 E F0 5.026(.A)C -.18(rg) +-5.026 G .026(uments are split).18 F(using)108 372 Q F1(history_tok)2.5 +E(enize\(\))-.1 E F0(.)A F1(History V)87 400.8 Q(ariables)-.92 E F0 +(This section describes the e)108 412.8 Q(xternally-visible v)-.15 E +(ariables e)-.25 E(xported by the GNU History Library)-.15 E(.)-.65 E F2 +(int)108 436.8 Q F1(history_base)2.5 E F0(The logical of)108 448.8 Q +(fset of the \214rst entry in the history list.)-.25 E F2(int)108 472.8 +Q F1(history_length)2.5 E F0 +(The number of entries currently stored in the history list.)108 484.8 Q +F2(int)108 508.8 Q F1(history_max_entries)2.5 E F0 +(The maximum number of history entries.)108 520.8 Q +(This must be changed using)5 E F1(sti\215e_history\(\))2.5 E F0(.)A F2 +(int)108 544.8 Q F1(history_wite_timestamps)2.5 E F0 1.468 +(If non-zero, timestamps are written to the history \214le, so the)108 +556.8 R 3.968(yc)-.15 G 1.468(an be preserv)-3.968 F 1.468 +(ed between sessions.)-.15 F(The)6.468 E(def)108 568.8 Q .438(ault v)-.1 +F .439(alue is 0, meaning that timestamps are not sa)-.25 F -.15(ve)-.2 +G 2.939(d. The).15 F .439(current timestamp format uses the v)2.939 F +.439(alue of)-.25 F F2(history_comment_c)108 580.8 Q(har)-.15 E F0 .051 +(to delimit timestamp entries in the history \214le.)2.552 F .051 +(If that v)5.051 F .051(ariable does not ha)-.25 F .351 -.15(ve a v)-.2 +H(alue)-.1 E(\(the def)108 592.8 Q +(ault\), timestamps will not be written.)-.1 E F2 -.15(ch)108 616.8 S +(ar).15 E F1(history_expansion_char)2.5 E F0 +(The character that introduces a history e)108 628.8 Q -.15(ve)-.25 G +2.5(nt. The).15 F(def)2.5 E(ault is)-.1 E F1(!)2.5 E F0 5(.S)C +(etting this to 0 inhibits history e)-5 E(xpansion.)-.15 E F2 -.15(ch) +108 652.8 S(ar).15 E F1(history_subst_char)2.5 E F0 +(The character that in)108 664.8 Q -.2(vo)-.4 G -.1(ke).2 G 2.5(sw).1 G +(ord substitution if found at the start of a line.)-2.6 E(The def)5 E +(ault is)-.1 E F1(^)2.5 E F0(.)A F2 -.15(ch)108 688.8 S(ar).15 E F1 +(history_comment_char)2.5 E F0 .116(During tok)108 700.8 R .117 +(enization, if this character is seen as the \214rst character of a w) +-.1 F .117(ord, then it and all subsequent char)-.1 F(-)-.2 E .277 +(acters up to a ne)108 712.8 R .276 +(wline are ignored, suppressing history e)-.25 F .276 +(xpansion for the remainder of the line.)-.15 F .276(This is dis-)5.276 +F(abled by def)108 724.8 Q(ault.)-.1 E(GNU History 6.3)72 768 Q +(2015 May 24)138.175 E(6)202.335 E 0 Cg EP +%%Page: 7 7 +%%BeginPageSetup +BP +%%EndPageSetup +/F0 10/Times-Roman@0 SF(HIST)72 48 Q(OR)-.18 E 124.845(Y\(3\) Library) +-.65 F(Functions Manual)2.5 E(HIST)127.345 E(OR)-.18 E(Y\(3\))-.65 E/F1 +10/Times-Italic@0 SF -.15(ch)108 84 S(ar *).15 E/F2 10/Times-Bold@0 SF +(history_w)2.5 E(ord_delimiters)-.1 E F0 +(The characters that separate tok)108 96 Q(ens for)-.1 E F2(history_tok) +2.5 E(enize\(\))-.1 E F0 5(.T)C(he def)-5 E(ault v)-.1 E(alue is)-.25 E +F2 2.5("\\)2.5 G(t\\n\(\)<>;&|")-2.5 E F0(.)A F1 -.15(ch)108 120 S(ar *) +.15 E F2(history_no_expand_chars)2.5 E F0 2.054 +(The list of characters which inhibit history e)108 132 R 2.054 +(xpansion if found immediately follo)-.15 F(wing)-.25 E F2 +(history_expan-)4.555 E(sion_char)108 144 Q F0 5(.T)C(he def)-5 E +(ault is space, tab, ne)-.1 E(wline,)-.25 E F2(\\r)2.5 E F0 2.5(,a)C(nd) +-2.5 E F2(=)2.5 E F0(.)A F1 -.15(ch)108 168 S(ar *).15 E F2 +(history_sear)2.5 E(ch_delimiter_chars)-.18 E F0 .401(The list of addit\ +ional characters which can delimit a history search string, in addition\ + to space, tab,)108 180 R F1(:)2.901 E F0(and)2.901 E F1(?)2.901 E F0 +(in the case of a substring search.)108 192 Q(The def)5 E(ault is empty) +-.1 E(.)-.65 E F1(int)108 216 Q F2(history_quotes_inhibit_expansion)2.5 +E F0 .86(If non-zero, double-quoted w)108 228 R .861 +(ords are not scanned for the history e)-.1 F .861 +(xpansion character or the history com-)-.15 F(ment character)108 240 Q +5(.T)-.55 G(he def)-5 E(ault v)-.1 E(alue is 0.)-.25 E F1(rl_lineb)108 +264 Q(uf_func_t *)-.2 E F2(history_inhibit_expansion_function)2.5 E F0 +.348(This should be set to the address of a function that tak)108 276 R +.348(es tw)-.1 F 2.848(oa)-.1 G -.18(rg)-2.848 G .347(uments: a).18 F F2 +.347(char *)2.847 F F0(\()2.847 E F1(string)A F0 2.847(\)a)C .347(nd an) +-2.847 F F2(int)2.847 E F0(inde)2.847 E(x)-.15 E .227 +(into that string \()108 288 R F1(i)A F0 2.727(\). It)B .227 +(should return a non-zero v)2.727 F .227(alue if the history e)-.25 F +.227(xpansion starting at)-.15 F F1(string[i])2.728 E F0 .228 +(should not)2.728 F .019(be performed; zero if the e)108 300 R .019 +(xpansion should be done.)-.15 F .019 +(It is intended for use by applications lik)5.019 F(e)-.1 E F2(bash) +2.519 E F0 .018(that use)2.519 F(the history e)108 312 Q +(xpansion character for additional purposes.)-.15 E(By def)5 E +(ault, this v)-.1 E(ariable is set to)-.25 E F2(NULL)2.5 E F0(.)A/F3 +10.95/Times-Bold@0 SF(FILES)72 328.8 Q F1(~/.history)109.666 340.8 Q F0 +(Def)144 352.8 Q(ault \214lename for reading and writing sa)-.1 E -.15 +(ve)-.2 G 2.5(dh).15 G(istory)-2.5 E F3(SEE ALSO)72 369.6 Q F1 +(The Gnu Readline Libr)108 381.6 Q(ary)-.15 E F0 2.5(,B)C(rian F)-2.5 E +(ox and Chet Rame)-.15 E(y)-.15 E F1(The Gnu History Libr)108 393.6 Q +(ary)-.15 E F0 2.5(,B)C(rian F)-2.5 E(ox and Chet Rame)-.15 E(y)-.15 E +F1(bash)108 405.6 Q F0(\(1\))A F1 -.37(re)108 417.6 S(adline).37 E F0 +(\(3\))A F3 -.548(AU)72 434.4 S(THORS).548 E F0(Brian F)108 446.4 Q +(ox, Free Softw)-.15 E(are F)-.1 E(oundation)-.15 E(bfox@gnu.or)108 +458.4 Q(g)-.18 E(Chet Rame)108 475.2 Q 1.3 -.65(y, C)-.15 H(ase W).65 E +(estern Reserv)-.8 E 2.5(eU)-.15 G(ni)-2.5 E -.15(ve)-.25 G(rsity).15 E +(chet.rame)108 487.2 Q(y@case.edu)-.15 E F3 -.11(BU)72 504 S 2.738(GR) +.11 G(EPOR)-2.738 E(TS)-.438 E F0 .16(If you \214nd a b)108 516 R .16 +(ug in the)-.2 F F2(history)2.66 E F0(library)2.66 E 2.66(,y)-.65 G .16 +(ou should report it.)-2.66 F .16(But \214rst, you should mak)5.16 F +2.66(es)-.1 G .16(ure that it really is)-2.66 F 2.5(ab)108 528 S +(ug, and that it appears in the latest v)-2.7 E(ersion of the)-.15 E F2 +(history)2.5 E F0(library that you ha)2.5 E -.15(ve)-.2 G(.).15 E .705 +(Once you ha)108 544.8 R 1.005 -.15(ve d)-.2 H .705(etermined that a b) +.15 F .704(ug actually e)-.2 F .704(xists, mail a b)-.15 F .704 +(ug report to)-.2 F F1 -.2(bu)3.204 G(g\255r).2 E(eadline)-.37 E F0(@)A +F1(gnu.or)A(g)-.37 E F0 5.704(.I)C 3.204(fy)-5.704 G(ou)-3.204 E(ha)108 +556.8 Q 1.809 -.15(ve a \214)-.2 H 1.509 +(x, you are welcome to mail that as well!).15 F 1.51 +(Suggestions and `philosophical' b)6.51 F 1.51(ug reports may be)-.2 F +(mailed to)108 568.8 Q F1 -.2(bu)2.5 G(g-r).2 E(eadline)-.37 E F0(@)A F1 +(gnu.or)A(g)-.37 E F0(or posted to the Usenet ne)2.5 E(wsgroup)-.25 E F2 +(gnu.bash.b)2.5 E(ug)-.2 E F0(.)A(Comments and b)108 585.6 Q +(ug reports concerning this manual page should be directed to)-.2 E F1 +-.15(ch)2.5 G(et.r).15 E(ame)-.15 E(y@case)-.3 E(.edu)-.15 E F0(.).25 E +(GNU History 6.3)72 768 Q(2015 May 24)138.175 E(7)202.335 E 0 Cg EP +%%Trailer +end +%%EOF |