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Diffstat (limited to 'tcsh.man.new')
| -rw-r--r-- | tcsh.man.new | 64 |
1 files changed, 38 insertions, 26 deletions
diff --git a/tcsh.man.new b/tcsh.man.new index cb82955db317..dae20d6745db 100644 --- a/tcsh.man.new +++ b/tcsh.man.new @@ -64,9 +64,9 @@ .\" used here if you can. In particular, please don't use nroff commands .\" which aren't already used herein. .\" -.Dd May 8, 2019 +.Dd Noverber 18, 2020 .Dt TCSH 1 -.Os Astron 6.21.00 +.Os Astron 6.22.02 .Sh NAME .Nm tcsh .Nd C shell with file name completion and command line editing @@ -1494,6 +1494,11 @@ in the .Va prompt shell variable. .Pp +By default history entries are displayed by printing each parsed token +separated by space; thus the redirection operator +.Sq >\&&\&! +will be displayed as +.Sq >\0\&&\0\&! . The shell actually saves history in expanded and literal (unexpanded) forms. If the .Va histlit @@ -1849,6 +1854,16 @@ substituted, not patterns that contain any substitution result. Print the new command line but do not execute it. .It Ar q Quote the substituted words, preventing further substitutions. +.It Ar Q +Same as +.Ar q +but in addition preserve empty variables as a string containing a NUL. +This is useful to preserve positional arguments for example: +.Bd -literal -offset indent -compact +> set args=('arg 1' '' 'arg 3') +> tcsh -f -c 'echo ${#argv}' $args:gQ +3 +.Ed .It Ar x Like .Ar q , @@ -3358,17 +3373,15 @@ by an unambiguous prefix of the string typed in to start it: .Sq %ex would normally restart a suspended -.Va ex -(1) job, if there were only one suspended +.Xr ex 1 +job, if there were only one suspended job whose name began with the string -.Sq ex +.Sq ex . It is also possible to say -`%? -.Va string -' to specify a job whose text contains -.Va string -, if there -is only one such job. +.Va %?string +to specify a job whose text contains +.Va string , +if there is only one such job. .Pp The shell maintains a notion of the current and previous jobs. In output @@ -3855,7 +3868,7 @@ are optional. Components of .Va expr must be separated by spaces. -.It Ar alias[name[wordlist]] +.It Ar alias [name [wordlist]] Without arguments, prints all aliases. With .Va name @@ -3884,26 +3897,21 @@ memory. With an argument shows the number of free and used blocks in each size category. The categories start at size 8 and double at each step. -This -command's output may vary across system types, because systems other than the VAX -may use a different memory allocator. -.TP 8 -.It Ar bg[%job...] +This command's output may vary across system types, because systems other +than the VAX may use a different memory allocator. +.It Ar bg [%job...] Puts the specified jobs (or, without arguments, the current job) into the background, continuing each if it is stopped. .Va job may be a number, a string, -.Sq -, -.Sq % -, -.Sq + +.Sq \&, , +.Sq % , +.Sq + , or -.Sq \- +.Sq \&- as described under -.Va Jobs -.Pp +.Va Jobs . .It Ar bindkey Oo Fl l Ns | Ns Fl d Ns | Ns Fl e Ns | Ns Fl v Ns | Ns Fl u Oc (+) .It Ar bindkey Oo Fl a Oc Oo Fl b Oc Oo Fl k Oc Oo Fl r Oc Oo Fl Fl Oc Ar key (+) .It Ar bindkey Oo Fl a Oc Oo Fl b Oc Oo Fl k Oc Oo Fl c Ns | Ns Fl s Oc Oo Fl Fl Oc Ar key command (+) @@ -6810,6 +6818,10 @@ environment variable is set), the tty is a pseudo-tty (pty) or the shell was not so compiled (see the .Va version shell variable). +Unset +.Va autologout or set it to +.Dv 0 +to disable automatic logout. See also the .Va afsuser and @@ -9518,7 +9530,7 @@ pipe(2), setrlimit(2), sigvec(2), stat(2), umask(2), vfork(2), wait(2), malloc(3), setlocale(3), tty(4), a.out(5), termcap(5), environ(7), termio(7), Introduction to the C Shell .Sh VERSION -This manual documents tcsh 6.21.00 (Astron) 2019-05-08. +This manual documents tcsh 6.22.03 (Astron) 2020-11-18. .Sh AUTHORS .PD 0 .TP 2 |