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| -rw-r--r-- | do-until.1 | 32 |
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diff --git a/do-until.1 b/do-until.1 new file mode 100644 index 0000000..16775e7 --- /dev/null +++ b/do-until.1 @@ -0,0 +1,32 @@ +.TH DO-UNTIL 1 +.SH NAME +do-until \- repeat a command until it succeeds +.SH SYNOPSIS +.B do-until +.I command +.IR arg ... +.SH DESCRIPTION +.B do-until +runs a command until it succeeds. +For example, the following invocation runs ssh until the login succeeds: +.sp 1 +.nf +.RS +do-until ssh malich +.RE +.fi +.PP +.B do-until +sleeps for one second between invocations. +.PP +.B Note +that the shell expands wild card characters and performs input/output +redirections when the +.B do-until +command is started, now then +.B do-until +invokes the command it gets. +If this matters, you may need to invoke the command you need via +"sh -c 'foo > bar'" +or some similar incantation. +See your shell manual for details. |