mirror of
https://https.git.savannah.gnu.org/git/bash.git
synced 2026-07-09 05:00:49 +02:00
commit bash-20171006 snapshot
This commit is contained in:
Chet Ramey
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+5
-4
@@ -5,12 +5,12 @@
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.\" Case Western Reserve University
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.\" chet.ramey@case.edu
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.\"
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.\" Last Change: Fri Jun 23 12:42:34 EDT 2017
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.\" Last Change: Sat Oct 7 17:30:18 EDT 2017
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.\"
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.\" bash_builtins, strip all but Built-Ins section
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.if \n(zZ=1 .ig zZ
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.if \n(zY=1 .ig zY
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.TH BASH 1 "2017 June 23" "GNU Bash 4.4"
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.TH BASH 1 "2017 October 7" "GNU Bash 4.4"
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.\"
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.\" There's some problem with having a `@'
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.\" in a tagged paragraph with the BSD man macros.
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@@ -4694,9 +4694,10 @@ A full search of the directories in
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is performed only if the command is not found in the hash table.
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If the search is unsuccessful, the shell searches for a defined shell
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function named \fBcommand_not_found_handle\fP.
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If that function exists, it is invoked with the original command and
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with the original command and
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the original command's arguments as its arguments, and the function's
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exit status becomes the exit status of the shell.
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exit status becomes the exit status of that subshell.
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If that function is not defined, the shell prints an error
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message and returns an exit status of 127.
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.PP
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+4
-2
@@ -8866,7 +8866,9 @@ fix errors in previous commands quickly.
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<P>
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History expansion is performed immediately after a complete line
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is read, before the shell breaks it into words.
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is read, before the shell breaks it into words, and is performed
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on each line individually without taking quoting on previous lines into
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account.
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It takes place in two parts.
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The first is to determine which line from the history list
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to use during substitution.
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@@ -13857,6 +13859,6 @@ There may be only one active coprocess at a time.
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</DL>
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<HR>
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This document was created by man2html from bash.1.<BR>
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Time: 23 August 2017 16:02:54 EDT
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Time: 05 October 2017 14:35:31 EDT
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</BODY>
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</HTML>
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+23
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@@ -9196,7 +9196,8 @@ a previous command into the current input line, or fix errors in
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previous commands quickly.
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History expansion is performed immediately after a complete line is
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read, before the shell breaks it into words.
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read, before the shell breaks it into words, and is performed on each
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line individually without taking quoting on previous lines into account.
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History expansion takes place in two parts. The first is to
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determine which line from the history list should be used during
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@@ -11611,26 +11612,26 @@ Node: Using History Interactively384286
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Node: Bash History Facilities384970
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Node: Bash History Builtins387971
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|
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Node: Reporting Bugs419408
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||||
Node: GNU Free Documentation License437454
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||||
Node: Indexes462631
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||||
Node: Builtin Index463085
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Node: Reserved Word Index469912
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Node: Variable Index472360
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Node: Function Index488038
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Node: Concept Index501341
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||||
Node: Event Designators395325
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Node: Word Designators396544
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Node: Installing Bash399583
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|
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|
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||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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Node: Concept Index501439
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+3
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@@ -12546,7 +12546,9 @@ arguments to a previous command into the current input line, or
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fix errors in previous commands quickly.
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</p>
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<p>History expansion is performed immediately after a complete line
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is read, before the shell breaks it into words.
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is read, before the shell breaks it into words, and is performed
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on each line individually without taking quoting on previous lines into
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account.
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</p>
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<p>History expansion takes place in two parts. The first is to determine
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which line from the history list should be used during substitution.
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+23
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@@ -9196,7 +9196,8 @@ a previous command into the current input line, or fix errors in
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previous commands quickly.
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History expansion is performed immediately after a complete line is
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read, before the shell breaks it into words.
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read, before the shell breaks it into words, and is performed on each
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line individually without taking quoting on previous lines into account.
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History expansion takes place in two parts. The first is to
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determine which line from the history list should be used during
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@@ -11611,26 +11612,26 @@ Node: Using History Interactively384286
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Node: Bash History Facilities384970
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Node: Bash History Builtins387971
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Node: History Interaction392263
|
||||
Node: Event Designators395227
|
||||
Node: Word Designators396446
|
||||
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|
||||
Node: Installing Bash399485
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
Node: Sharing Defaults407251
|
||||
Node: Operation Controls407924
|
||||
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|
||||
Node: Reporting Bugs419408
|
||||
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|
||||
Node: GNU Free Documentation License437454
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
Node: Installing Bash399583
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||||
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|
||||
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|
||||
Node: Compiling For Multiple Architectures404152
|
||||
Node: Installation Names405815
|
||||
Node: Specifying the System Type406633
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||||
Node: Sharing Defaults407349
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||||
Node: Operation Controls408022
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||||
Node: Optional Features408980
|
||||
Node: Reporting Bugs419506
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||||
Node: Major Differences From The Bourne Shell420700
|
||||
Node: GNU Free Documentation License437552
|
||||
Node: Indexes462729
|
||||
Node: Builtin Index463183
|
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Node: Reserved Word Index470010
|
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Node: Variable Index472458
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Node: Function Index488136
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Node: Concept Index501439
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+18
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sr/homes/chet/src/bash/src/doc/bashref.texi
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(/Users/chet/src/bash/src/doc/fdl.texi [160]
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[161] [162] [163] [164] [165] [166]) Appendix D [167] [168] [169] [170]
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(./fdl.texi [160] [161] [162] [163] [164] [165]
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||||
Ft(csh)p Fu(.)83 b(This)44 b(section)i(describ)s(es)e(the)h(syn)m(tax)h
|
||||
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|
||||
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|
||||
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|
||||
2724 y(History)h(expansions)f(in)m(tro)s(duce)g(w)m(ords)g(from)g(the)h
|
||||
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|
||||
2750 y(it)g(easy)g(to)g(rep)s(eat)g(commands,)f(insert)g(the)h(argumen)
|
||||
2834 y(it)g(easy)g(to)g(rep)s(eat)g(commands,)f(insert)g(the)h(argumen)
|
||||
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|
||||
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|
||||
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|
||||
(erformed)d(immediately)k(after)f(a)f(complete)i(line)f(is)f(read,)j(b)
|
||||
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|
||||
275 3235 y(History)c(expansion)f(tak)m(es)i(place)f(in)f(t)m(w)m(o)i
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
y(the)21 b(p)s(ortions)g(of)g(that)h(line)f(that)h(are)g(acted)g(up)s
|
||||
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|
||||
b Fr(mo)s(di\014ers)j Fu(are)e(a)m(v)-5 b(ailable)150
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
(from)f(the)g(history)f(is)h(called)h(the)f Fr(ev)m(en)m(t)p
|
||||
Fu(,)j(and)150 3774 y(the)21 b(p)s(ortions)g(of)g(that)h(line)f(that)h
|
||||
(are)g(acted)g(up)s(on)e(are)h(called)h Fr(w)m(ords)p
|
||||
Fu(.)38 b(V)-8 b(arious)21 b Fr(mo)s(di\014ers)j Fu(are)e(a)m(v)-5
|
||||
b(ailable)150 3884 y(to)35 b(manipulate)f(the)g(selected)i(w)m(ords.)51
|
||||
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|
||||
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|
||||
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|
||||
(eral)g(w)m(ords)e(surrounded)f(b)m(y)i(quotes)g(are)g(considered)g
|
||||
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|
||||
(one)g(w)m(ord.)54 b(History)150 4103 y(expansions)34
|
||||
b(are)g(in)m(tro)s(duced)f(b)m(y)h(the)g(app)s(earance)g(of)g(the)g
|
||||
(history)g(expansion)g(c)m(haracter,)i(whic)m(h)e(is)150
|
||||
4002 y(`)p Ft(!)p Fu(')39 b(b)m(y)g(default.)66 b(Only)38
|
||||
4212 y(`)p Ft(!)p Fu(')39 b(b)m(y)g(default.)66 b(Only)38
|
||||
b(`)p Ft(\\)p Fu(')h(and)f(`)p Ft(')p Fu(')h(ma)m(y)h(b)s(e)e(used)g
|
||||
(to)h(escap)s(e)h(the)f(history)f(expansion)h(c)m(haracter,)150
|
||||
4111 y(but)27 b(the)i(history)f(expansion)g(c)m(haracter)i(is)e(also)h
|
||||
4322 y(but)27 b(the)i(history)f(expansion)g(c)m(haracter)i(is)e(also)h
|
||||
(treated)g(as)g(quoted)f(if)g(it)h(immediately)h(precedes)e(the)150
|
||||
4221 y(closing)j(double)f(quote)h(in)f(a)h(double-quoted)g(string.)275
|
||||
4354 y(Sev)m(eral)40 b(shell)g(options)g(settable)h(with)e(the)h
|
||||
4432 y(closing)j(double)f(quote)h(in)f(a)h(double-quoted)g(string.)275
|
||||
4573 y(Sev)m(eral)40 b(shell)g(options)g(settable)h(with)e(the)h
|
||||
Ft(shopt)e Fu(builtin)h(\(see)h(Section)h(4.2)f([Bash)g(Builtins],)150
|
||||
4463 y(page)32 b(50\))h(ma)m(y)f(b)s(e)f(used)g(to)i(tailor)g(the)e(b)s
|
||||
4682 y(page)32 b(50\))h(ma)m(y)f(b)s(e)f(used)g(to)i(tailor)g(the)e(b)s
|
||||
(eha)m(vior)h(of)g(history)g(expansion.)44 b(If)31 b(the)h
|
||||
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|
||||
Ft(histverify)d Fu(shell)150 4792 y(option)39 b(is)f(enabled,)i(and)e
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
(the)g Ft(histreedit)e Fu(shell)i(option)150 5121 y(is)k(enabled,)h(a)g
|
||||
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|
||||
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|
||||
(the)g(Readline)f(editing)h(bu\013er)e(for)150 5230 y(correction.)68
|
||||
b(The)38 b Ft(-p)h Fu(option)g(to)h(the)f Ft(history)e
|
||||
Fu(builtin)i(command)f(ma)m(y)i(b)s(e)e(used)g(to)i(see)g(what)f(a)150
|
||||
5121 y(history)f(expansion)f(will)h(do)g(b)s(efore)f(using)h(it.)63
|
||||
5340 y(history)f(expansion)f(will)h(do)g(b)s(efore)f(using)h(it.)63
|
||||
b(The)37 b Ft(-s)g Fu(option)i(to)f(the)g Ft(history)e
|
||||
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|
||||
(to)g(the)h(end)e(of)i(the)f(history)g(list)h(without)f(actually)i
|
||||
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|
||||
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|
||||
b(is)i(most)g(useful)e(in)h(conjunction)h(with)f(Readline.)p
|
||||
eop end
|
||||
Fu(builtin)h(ma)m(y)i(b)s(e)p eop end
|
||||
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|
||||
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|
||||
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|
||||
299 y(The)33 b(shell)h(allo)m(ws)h(con)m(trol)h(of)e(the)g(v)-5
|
||||
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|
||||
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|
||||
Fu(v)-5 b(ariable,)38 b(as)d(explained)g(ab)s(o)m(v)m(e)i(\(see)f
|
||||
(Section)f(5.2)i([Bash)e(V)-8 b(ariables],)150 518 y(page)32
|
||||
b(72\).)44 b(The)31 b(shell)g(uses)g(the)g(history)g(commen)m(t)i(c)m
|
||||
(haracter)f(to)g(mark)f(history)g(timestamps)h(when)150
|
||||
628 y(writing)e(the)h(history)f(\014le.)150 830 y Fk(9.3.1)63
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
1251 y Ft(!)432 b Fu(Start)34 b(a)f(history)h(substitution,)g(except)g
|
||||
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|
||||
1361 y(the)i(line,)g(`)p Ft(=)p Fu(')g(or)f(`)p Ft(\()p
|
||||
Fu(')h(\(when)e(the)i Ft(extglob)d Fu(shell)j(option)f(is)h(enabled)f
|
||||
(using)g(the)g Ft(shopt)630 1470 y Fu(builtin\).)150
|
||||
1633 y Ft(!)p Fj(n)384 b Fu(Refer)30 b(to)i(command)e(line)g
|
||||
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|
||||
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|
||||
1958 y Ft(!!)384 b Fu(Refer)30 b(to)i(the)e(previous)g(command.)40
|
||||
b(This)30 b(is)g(a)h(synon)m(ym)f(for)g(`)p Ft(!-1)p
|
||||
Fu('.)150 2121 y Ft(!)p Fj(string)144 b Fu(Refer)25 b(to)h(the)f(most)h
|
||||
(recen)m(t)g(command)f(preceding)g(the)g(curren)m(t)g(p)s(osition)g(in)
|
||||
g(the)g(history)630 2231 y(list)31 b(starting)g(with)f
|
||||
Fr(string)p Fu(.)150 2394 y Ft(!?)p Fj(string)p Ft([?])630
|
||||
2503 y Fu(Refer)25 b(to)h(the)f(most)h(recen)m(t)g(command)f(preceding)
|
||||
g(the)g(curren)m(t)g(p)s(osition)g(in)g(the)g(history)630
|
||||
2613 y(list)32 b(con)m(taining)i Fr(string)p Fu(.)45
|
||||
b(The)31 b(trailing)i(`)p Ft(?)p Fu(')f(ma)m(y)g(b)s(e)f(omitted)i(if)f
|
||||
(the)g Fr(string)39 b Fu(is)32 b(follo)m(w)m(ed)630 2722
|
||||
y(immediately)g(b)m(y)e(a)h(newline.)150 2885 y Ft(^)p
|
||||
Fj(string1)p Ft(^)p Fj(string2)p Ft(^)630 2995 y Fu(Quic)m(k)h
|
||||
(Substitution.)44 b(Rep)s(eat)32 b(the)g(last)h(command,)f(replacing)g
|
||||
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|
||||
y(Equiv)-5 b(alen)m(t)31 b(to)g Ft(!!:s/)p Fj(string1)p
|
||||
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|
||||
b Fu(The)30 b(en)m(tire)h(command)f(line)h(t)m(yp)s(ed)f(so)h(far.)150
|
||||
3469 y Fk(9.3.2)63 b(W)-10 b(ord)41 b(Designators)150
|
||||
3616 y Fu(W)-8 b(ord)27 b(designators)h(are)g(used)e(to)i(select)h
|
||||
(desired)d(w)m(ords)h(from)f(the)i(ev)m(en)m(t.)41 b(A)27
|
||||
b(`)p Ft(:)p Fu(')g(separates)h(the)f(ev)m(en)m(t)150
|
||||
3726 y(sp)s(eci\014cation)38 b(from)e(the)h(w)m(ord)f(designator.)61
|
||||
b(Using)30 b(History)h(In)m(teractiv)m(ely)1925 b(143)150
|
||||
299 y(used)21 b(to)i(add)f(commands)g(to)g(the)h(end)e(of)i(the)f
|
||||
(history)g(list)h(without)f(actually)i(executing)f(them,)h(so)e(that)
|
||||
150 408 y(they)31 b(are)f(a)m(v)-5 b(ailable)33 b(for)d(subsequen)m(t)g
|
||||
(recall.)42 b(This)29 b(is)i(most)g(useful)e(in)h(conjunction)h(with)f
|
||||
(Readline.)275 551 y(The)j(shell)h(allo)m(ws)h(con)m(trol)h(of)e(the)g
|
||||
(v)-5 b(arious)34 b(c)m(haracters)h(used)f(b)m(y)f(the)h(history)g
|
||||
(expansion)g(mec)m(h-)150 661 y(anism)h(with)g(the)g
|
||||
Ft(histchars)d Fu(v)-5 b(ariable,)38 b(as)d(explained)g(ab)s(o)m(v)m(e)
|
||||
i(\(see)f(Section)f(5.2)i([Bash)e(V)-8 b(ariables],)150
|
||||
771 y(page)32 b(72\).)44 b(The)31 b(shell)g(uses)g(the)g(history)g
|
||||
(commen)m(t)i(c)m(haracter)f(to)g(mark)f(history)g(timestamps)h(when)
|
||||
150 880 y(writing)e(the)h(history)f(\014le.)150 1088
|
||||
y Fk(9.3.1)63 b(Ev)m(en)m(t)39 b(Designators)150 1235
|
||||
y Fu(An)32 b(ev)m(en)m(t)j(designator)e(is)g(a)g(reference)g(to)h(a)f
|
||||
(command)f(line)h(en)m(try)g(in)g(the)g(history)g(list.)48
|
||||
b(Unless)33 b(the)150 1344 y(reference)e(is)f(absolute,)i(ev)m(en)m(ts)
|
||||
f(are)g(relativ)m(e)i(to)e(the)f(curren)m(t)g(p)s(osition)h(in)f(the)h
|
||||
(history)f(list.)150 1516 y Ft(!)432 b Fu(Start)34 b(a)f(history)h
|
||||
(substitution,)g(except)g(when)f(follo)m(w)m(ed)i(b)m(y)e(a)h(space,)h
|
||||
(tab,)f(the)g(end)f(of)630 1626 y(the)i(line,)g(`)p Ft(=)p
|
||||
Fu(')g(or)f(`)p Ft(\()p Fu(')h(\(when)e(the)i Ft(extglob)d
|
||||
Fu(shell)j(option)f(is)h(enabled)f(using)g(the)g Ft(shopt)630
|
||||
1736 y Fu(builtin\).)150 1903 y Ft(!)p Fj(n)384 b Fu(Refer)30
|
||||
b(to)i(command)e(line)g Fr(n)p Fu(.)150 2071 y Ft(!-)p
|
||||
Fj(n)336 b Fu(Refer)30 b(to)i(the)e(command)g Fr(n)g
|
||||
Fu(lines)h(bac)m(k.)150 2239 y Ft(!!)384 b Fu(Refer)30
|
||||
b(to)i(the)e(previous)g(command.)40 b(This)30 b(is)g(a)h(synon)m(ym)f
|
||||
(for)g(`)p Ft(!-1)p Fu('.)150 2407 y Ft(!)p Fj(string)144
|
||||
b Fu(Refer)25 b(to)h(the)f(most)h(recen)m(t)g(command)f(preceding)g
|
||||
(the)g(curren)m(t)g(p)s(osition)g(in)g(the)g(history)630
|
||||
2516 y(list)31 b(starting)g(with)f Fr(string)p Fu(.)150
|
||||
2684 y Ft(!?)p Fj(string)p Ft([?])630 2794 y Fu(Refer)25
|
||||
b(to)h(the)f(most)h(recen)m(t)g(command)f(preceding)g(the)g(curren)m(t)
|
||||
g(p)s(osition)g(in)g(the)g(history)630 2903 y(list)32
|
||||
b(con)m(taining)i Fr(string)p Fu(.)45 b(The)31 b(trailing)i(`)p
|
||||
Ft(?)p Fu(')f(ma)m(y)g(b)s(e)f(omitted)i(if)f(the)g Fr(string)39
|
||||
b Fu(is)32 b(follo)m(w)m(ed)630 3013 y(immediately)g(b)m(y)e(a)h
|
||||
(newline.)150 3181 y Ft(^)p Fj(string1)p Ft(^)p Fj(string2)p
|
||||
Ft(^)630 3290 y Fu(Quic)m(k)h(Substitution.)44 b(Rep)s(eat)32
|
||||
b(the)g(last)h(command,)f(replacing)g Fr(string1)40 b
|
||||
Fu(with)31 b Fr(string2)p Fu(.)630 3400 y(Equiv)-5 b(alen)m(t)31
|
||||
b(to)g Ft(!!:s/)p Fj(string1)p Ft(/)p Fj(string2)p Ft(/)p
|
||||
Fu(.)150 3568 y Ft(!#)384 b Fu(The)30 b(en)m(tire)h(command)f(line)h(t)
|
||||
m(yp)s(ed)f(so)h(far.)150 3775 y Fk(9.3.2)63 b(W)-10
|
||||
b(ord)41 b(Designators)150 3922 y Fu(W)-8 b(ord)27 b(designators)h(are)
|
||||
g(used)e(to)i(select)h(desired)d(w)m(ords)h(from)f(the)i(ev)m(en)m(t.)
|
||||
41 b(A)27 b(`)p Ft(:)p Fu(')g(separates)h(the)f(ev)m(en)m(t)150
|
||||
4032 y(sp)s(eci\014cation)38 b(from)e(the)h(w)m(ord)f(designator.)61
|
||||
b(It)37 b(ma)m(y)h(b)s(e)e(omitted)i(if)e(the)h(w)m(ord)g(designator)g
|
||||
(b)s(egins)150 3836 y(with)30 b(a)g(`)p Ft(^)p Fu(',)g(`)p
|
||||
(b)s(egins)150 4142 y(with)30 b(a)g(`)p Ft(^)p Fu(',)g(`)p
|
||||
Ft($)p Fu(',)g(`)p Ft(*)p Fu(',)h(`)p Ft(-)p Fu(',)f(or)g(`)p
|
||||
Ft(\045)p Fu('.)41 b(W)-8 b(ords)30 b(are)g(n)m(um)m(b)s(ered)e(from)i
|
||||
(the)g(b)s(eginning)f(of)h(the)g(line,)g(with)g(the)150
|
||||
3945 y(\014rst)f(w)m(ord)f(b)s(eing)h(denoted)h(b)m(y)f(0)h(\(zero\).)
|
||||
4251 y(\014rst)f(w)m(ord)f(b)s(eing)h(denoted)h(b)m(y)f(0)h(\(zero\).)
|
||||
41 b(W)-8 b(ords)30 b(are)g(inserted)f(in)m(to)h(the)g(curren)m(t)f
|
||||
(line)g(separated)h(b)m(y)150 4055 y(single)h(spaces.)275
|
||||
4193 y(F)-8 b(or)31 b(example,)150 4357 y Ft(!!)384 b
|
||||
(line)g(separated)h(b)m(y)150 4361 y(single)h(spaces.)275
|
||||
4504 y(F)-8 b(or)31 b(example,)150 4676 y Ft(!!)384 b
|
||||
Fu(designates)37 b(the)f(preceding)g(command.)57 b(When)35
|
||||
b(y)m(ou)i(t)m(yp)s(e)f(this,)h(the)f(preceding)g(com-)630
|
||||
4467 y(mand)30 b(is)g(rep)s(eated)g(in)g(toto.)150 4629
|
||||
4785 y(mand)30 b(is)g(rep)s(eated)g(in)g(toto.)150 4953
|
||||
y Ft(!!:$)288 b Fu(designates)23 b(the)g(last)g(argumen)m(t)g(of)f(the)
|
||||
h(preceding)f(command.)38 b(This)22 b(ma)m(y)h(b)s(e)e(shortened)630
|
||||
4739 y(to)31 b Ft(!$)p Fu(.)150 4902 y Ft(!fi:2)240 b
|
||||
5063 y(to)31 b Ft(!$)p Fu(.)150 5230 y Ft(!fi:2)240 b
|
||||
Fu(designates)30 b(the)g(second)f(argumen)m(t)h(of)f(the)h(most)f
|
||||
(recen)m(t)i(command)e(starting)h(with)f(the)630 5011
|
||||
y(letters)j Ft(fi)p Fu(.)275 5176 y(Here)e(are)h(the)g(w)m(ord)f
|
||||
(designators:)150 5340 y Ft(0)g(\(zero\))114 b Fu(The)30
|
||||
b Ft(0)p Fu(th)g(w)m(ord.)40 b(F)-8 b(or)31 b(man)m(y)g(applications,)h
|
||||
(this)e(is)g(the)h(command)f(w)m(ord.)p eop end
|
||||
(recen)m(t)i(command)e(starting)h(with)f(the)630 5340
|
||||
y(letters)j Ft(fi)p Fu(.)p eop end
|
||||
%%Page: 144 150
|
||||
TeXDict begin 144 149 bop 150 -116 a Fu(Chapter)30 b(9:)41
|
||||
b(Using)30 b(History)h(In)m(teractiv)m(ely)1925 b(144)150
|
||||
299 y Fj(n)432 b Fu(The)30 b Fr(n)p Fu(th)g(w)m(ord.)150
|
||||
458 y Ft(^)432 b Fu(The)30 b(\014rst)f(argumen)m(t;)j(that)f(is,)f(w)m
|
||||
(ord)g(1.)150 618 y Ft($)432 b Fu(The)30 b(last)h(argumen)m(t.)150
|
||||
777 y Ft(\045)432 b Fu(The)30 b(w)m(ord)g(matc)m(hed)h(b)m(y)f(the)h
|
||||
b(Using)30 b(History)h(In)m(teractiv)m(ely)1925 b(144)275
|
||||
299 y(Here)30 b(are)h(the)g(w)m(ord)f(designators:)150
|
||||
458 y Ft(0)g(\(zero\))114 b Fu(The)30 b Ft(0)p Fu(th)g(w)m(ord.)40
|
||||
b(F)-8 b(or)31 b(man)m(y)g(applications,)h(this)e(is)g(the)h(command)f
|
||||
(w)m(ord.)150 617 y Fj(n)432 b Fu(The)30 b Fr(n)p Fu(th)g(w)m(ord.)150
|
||||
776 y Ft(^)432 b Fu(The)30 b(\014rst)f(argumen)m(t;)j(that)f(is,)f(w)m
|
||||
(ord)g(1.)150 935 y Ft($)432 b Fu(The)30 b(last)h(argumen)m(t.)150
|
||||
1094 y Ft(\045)432 b Fu(The)30 b(w)m(ord)g(matc)m(hed)h(b)m(y)f(the)h
|
||||
(most)g(recen)m(t)g(`)p Ft(?)p Fj(string)p Ft(?)p Fu(')e(searc)m(h.)150
|
||||
936 y Fj(x)p Ft(-)p Fj(y)336 b Fu(A)30 b(range)h(of)g(w)m(ords;)f(`)p
|
||||
1253 y Fj(x)p Ft(-)p Fj(y)336 b Fu(A)30 b(range)h(of)g(w)m(ords;)f(`)p
|
||||
Ft(-)p Fj(y)p Fu(')g(abbreviates)h(`)p Ft(0-)p Fj(y)p
|
||||
Fu('.)150 1096 y Ft(*)432 b Fu(All)28 b(of)g(the)g(w)m(ords,)g(except)h
|
||||
Fu('.)150 1412 y Ft(*)432 b Fu(All)28 b(of)g(the)g(w)m(ords,)g(except)h
|
||||
(the)e Ft(0)p Fu(th.)40 b(This)27 b(is)g(a)h(synon)m(ym)f(for)h(`)p
|
||||
Ft(1-$)p Fu('.)39 b(It)28 b(is)g(not)g(an)f(error)630
|
||||
1205 y(to)j(use)g(`)p Ft(*)p Fu(')f(if)h(there)g(is)g(just)f(one)h(w)m
|
||||
1521 y(to)j(use)g(`)p Ft(*)p Fu(')f(if)h(there)g(is)g(just)f(one)h(w)m
|
||||
(ord)f(in)g(the)h(ev)m(en)m(t;)i(the)d(empt)m(y)i(string)e(is)h
|
||||
(returned)e(in)630 1315 y(that)j(case.)150 1474 y Fj(x)p
|
||||
(returned)e(in)630 1631 y(that)j(case.)150 1790 y Fj(x)p
|
||||
Ft(*)384 b Fu(Abbreviates)31 b(`)p Fj(x)p Ft(-$)p Fu(')150
|
||||
1634 y Fj(x)p Ft(-)384 b Fu(Abbreviates)31 b(`)p Fj(x)p
|
||||
1949 y Fj(x)p Ft(-)384 b Fu(Abbreviates)31 b(`)p Fj(x)p
|
||||
Ft(-$)p Fu(')f(lik)m(e)h(`)p Fj(x)p Ft(*)p Fu(',)g(but)f(omits)h(the)f
|
||||
(last)h(w)m(ord.)275 1793 y(If)i(a)h(w)m(ord)g(designator)g(is)g
|
||||
(last)h(w)m(ord.)275 2108 y(If)i(a)h(w)m(ord)g(designator)g(is)g
|
||||
(supplied)f(without)h(an)g(ev)m(en)m(t)h(sp)s(eci\014cation,)h(the)e
|
||||
(previous)f(command)150 1903 y(is)d(used)g(as)h(the)f(ev)m(en)m(t.)150
|
||||
2102 y Fk(9.3.3)63 b(Mo)s(di\014ers)150 2249 y Fu(After)29
|
||||
(previous)f(command)150 2217 y(is)d(used)g(as)h(the)f(ev)m(en)m(t.)150
|
||||
2416 y Fk(9.3.3)63 b(Mo)s(di\014ers)150 2563 y Fu(After)29
|
||||
b(the)g(optional)g(w)m(ord)g(designator,)g(y)m(ou)g(can)g(add)f(a)h
|
||||
(sequence)g(of)g(one)g(or)f(more)h(of)g(the)f(follo)m(wing)150
|
||||
2359 y(mo)s(di\014ers,)h(eac)m(h)j(preceded)e(b)m(y)g(a)h(`)p
|
||||
Ft(:)p Fu('.)150 2518 y Ft(h)432 b Fu(Remo)m(v)m(e)32
|
||||
2672 y(mo)s(di\014ers,)h(eac)m(h)j(preceded)e(b)m(y)g(a)h(`)p
|
||||
Ft(:)p Fu('.)150 2831 y Ft(h)432 b Fu(Remo)m(v)m(e)32
|
||||
b(a)f(trailing)g(pathname)g(comp)s(onen)m(t,)g(lea)m(ving)h(only)e(the)
|
||||
h(head.)150 2677 y Ft(t)432 b Fu(Remo)m(v)m(e)32 b(all)f(leading)h
|
||||
h(head.)150 2990 y Ft(t)432 b Fu(Remo)m(v)m(e)32 b(all)f(leading)h
|
||||
(pathname)e(comp)s(onen)m(ts,)h(lea)m(ving)h(the)e(tail.)150
|
||||
2837 y Ft(r)432 b Fu(Remo)m(v)m(e)32 b(a)f(trailing)g(su\016x)f(of)g
|
||||
3149 y Ft(r)432 b Fu(Remo)m(v)m(e)32 b(a)f(trailing)g(su\016x)f(of)g
|
||||
(the)h(form)f(`)p Ft(.)p Fj(suffix)p Fu(',)f(lea)m(ving)j(the)f
|
||||
(basename.)150 2996 y Ft(e)432 b Fu(Remo)m(v)m(e)32 b(all)f(but)f(the)h
|
||||
(trailing)g(su\016x.)150 3156 y Ft(p)432 b Fu(Prin)m(t)30
|
||||
(basename.)150 3308 y Ft(e)432 b Fu(Remo)m(v)m(e)32 b(all)f(but)f(the)h
|
||||
(trailing)g(su\016x.)150 3467 y Ft(p)432 b Fu(Prin)m(t)30
|
||||
b(the)h(new)f(command)g(but)g(do)g(not)g(execute)i(it.)150
|
||||
3315 y Ft(q)432 b Fu(Quote)31 b(the)f(substituted)g(w)m(ords,)g
|
||||
(escaping)h(further)e(substitutions.)150 3474 y Ft(x)432
|
||||
3626 y Ft(q)432 b Fu(Quote)31 b(the)f(substituted)g(w)m(ords,)g
|
||||
(escaping)h(further)e(substitutions.)150 3785 y Ft(x)432
|
||||
b Fu(Quote)32 b(the)f(substituted)g(w)m(ords)f(as)i(with)f(`)p
|
||||
Ft(q)p Fu(',)h(but)e(break)h(in)m(to)i(w)m(ords)d(at)i(spaces,)h(tabs,)
|
||||
630 3584 y(and)d(newlines.)150 3743 y Ft(s/)p Fj(old)p
|
||||
Ft(/)p Fj(new)p Ft(/)630 3853 y Fu(Substitute)i Fr(new)40
|
||||
630 3895 y(and)d(newlines.)150 4054 y Ft(s/)p Fj(old)p
|
||||
Ft(/)p Fj(new)p Ft(/)630 4163 y Fu(Substitute)i Fr(new)40
|
||||
b Fu(for)32 b(the)h(\014rst)f(o)s(ccurrence)h(of)f Fr(old)37
|
||||
b Fu(in)32 b(the)h(ev)m(en)m(t)h(line.)48 b(An)m(y)32
|
||||
b(delimiter)630 3963 y(ma)m(y)25 b(b)s(e)g(used)f(in)g(place)i(of)f(`)p
|
||||
b(delimiter)630 4273 y(ma)m(y)25 b(b)s(e)g(used)f(in)g(place)i(of)f(`)p
|
||||
Ft(/)p Fu('.)39 b(The)24 b(delimiter)h(ma)m(y)h(b)s(e)e(quoted)h(in)f
|
||||
Fr(old)29 b Fu(and)24 b Fr(new)32 b Fu(with)25 b(a)630
|
||||
4072 y(single)k(bac)m(kslash.)40 b(If)28 b(`)p Ft(&)p
|
||||
4382 y(single)k(bac)m(kslash.)40 b(If)28 b(`)p Ft(&)p
|
||||
Fu(')g(app)s(ears)g(in)f Fr(new)p Fu(,)i(it)f(is)h(replaced)f(b)m(y)g
|
||||
Fr(old)p Fu(.)40 b(A)28 b(single)h(bac)m(kslash)630 4182
|
||||
Fr(old)p Fu(.)40 b(A)28 b(single)h(bac)m(kslash)630 4492
|
||||
y(will)35 b(quote)g(the)g(`)p Ft(&)p Fu('.)54 b(The)34
|
||||
b(\014nal)g(delimiter)i(is)e(optional)i(if)f(it)g(is)f(the)h(last)h(c)m
|
||||
(haracter)g(on)630 4291 y(the)31 b(input)e(line.)150
|
||||
4451 y Ft(&)432 b Fu(Rep)s(eat)31 b(the)f(previous)g(substitution.)150
|
||||
4610 y Ft(g)150 4720 y(a)432 b Fu(Cause)38 b(c)m(hanges)i(to)f(b)s(e)f
|
||||
(haracter)g(on)630 4602 y(the)31 b(input)e(line.)150
|
||||
4761 y Ft(&)432 b Fu(Rep)s(eat)31 b(the)f(previous)g(substitution.)150
|
||||
4919 y Ft(g)150 5029 y(a)432 b Fu(Cause)38 b(c)m(hanges)i(to)f(b)s(e)f
|
||||
(applied)h(o)m(v)m(er)h(the)f(en)m(tire)g(ev)m(en)m(t)h(line.)66
|
||||
b(Used)39 b(in)f(conjunction)630 4829 y(with)30 b(`)p
|
||||
b(Used)39 b(in)f(conjunction)630 5139 y(with)30 b(`)p
|
||||
Ft(s)p Fu(',)h(as)f(in)h Ft(gs/)p Fj(old)p Ft(/)p Fj(new)p
|
||||
Ft(/)p Fu(,)c(or)j(with)h(`)p Ft(&)p Fu('.)150 4989 y
|
||||
Ft(/)p Fu(,)c(or)j(with)h(`)p Ft(&)p Fu('.)150 5298 y
|
||||
Ft(G)432 b Fu(Apply)30 b(the)g(follo)m(wing)i(`)p Ft(s)p
|
||||
Fu(')f(mo)s(di\014er)e(once)i(to)g(eac)m(h)h(w)m(ord)e(in)g(the)g(ev)m
|
||||
(en)m(t.)p eop end
|
||||
|
||||
+3
-2
@@ -3003,9 +3003,10 @@ A full search of the directories in @env{$PATH}
|
||||
is performed only if the command is not found in the hash table.
|
||||
If the search is unsuccessful, the shell searches for a defined shell
|
||||
function named @code{command_not_found_handle}.
|
||||
If that function exists, it is invoked with the original command and
|
||||
If that function exists, it is invoked in a separate execution environment
|
||||
with the original command and
|
||||
the original command's arguments as its arguments, and the function's
|
||||
exit status becomes the exit status of the shell.
|
||||
exit status becomes the exit status of that subshell.
|
||||
If that function is not defined, the shell prints an error
|
||||
message and returns an exit status of 127.
|
||||
|
||||
|
||||
+1
-1
@@ -1,6 +1,6 @@
|
||||
%!PS-Adobe-3.0
|
||||
%%Creator: groff version 1.22.3
|
||||
%%CreationDate: Wed Aug 23 16:02:43 2017
|
||||
%%CreationDate: Thu Oct 5 14:35:22 2017
|
||||
%%DocumentNeededResources: font Times-Roman
|
||||
%%+ font Times-Bold
|
||||
%%+ font Times-Italic
|
||||
|
||||
+1
-1
@@ -1,6 +1,6 @@
|
||||
%!PS-Adobe-3.0
|
||||
%%Creator: groff version 1.22.3
|
||||
%%CreationDate: Wed Aug 23 16:02:43 2017
|
||||
%%CreationDate: Thu Oct 5 14:35:23 2017
|
||||
%%DocumentNeededResources: font Times-Roman
|
||||
%%+ font Times-Bold
|
||||
%%DocumentSuppliedResources: procset grops 1.22 3
|
||||
|
||||
+3
-3
@@ -2,10 +2,10 @@
|
||||
Copyright (C) 1988-2017 Free Software Foundation, Inc.
|
||||
@end ignore
|
||||
|
||||
@set LASTCHANGE Fri Jun 23 12:42:54 EDT 2017
|
||||
@set LASTCHANGE Sat Oct 7 17:29:58 EDT 2017
|
||||
|
||||
@set EDITION 4.4
|
||||
@set VERSION 4.4
|
||||
|
||||
@set UPDATED 23 June 2017
|
||||
@set UPDATED-MONTH June 2017
|
||||
@set UPDATED 7 October 2017
|
||||
@set UPDATED-MONTH October 2017
|
||||
|
||||
Reference in New Issue
Block a user