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A couple more minor tweaks to the "trap" section.

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This commit is contained in:
Wayne Davison 2005-08-10 07:47:49 +00:00
parent b97ff864af
commit e7ff1931ea
1 changed files with 4 additions and 2 deletions
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6
Doc/Zsh/builtins.yo
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@ -1157,12 +1157,14 @@ cindex(trapping signals)
item(tt(trap) [ var(arg) ] [ var(sig) ... ])(
var(arg) is a series of commands (usually quoted to protect it from
immediate evaluation by the shell) to be read and executed when the shell
receives any of the signals var(sig).
receives any of the signals specified by one or more var(sig) args.
Each var(sig) can be given as a number,
or as the name of a signal either with or without the string tt(SIG)
in front.
in front (e.g. 1, HUP, and SIGHUP are all the same signal).
If var(arg) is `tt(-)', then the specified signals are reset to their
defaults, or, if no var(sig) args are present, all traps are reset.
If var(arg) is an empty string, then the specified signals
are ignored by the shell (and by the commands it invokes).