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| author | Chet Ramey <chet.ramey@case.edu> | 2012-01-09 08:25:50 -0500 |
|---|---|---|
| committer | Chet Ramey <chet.ramey@case.edu> | 2012-01-09 08:25:50 -0500 |
| commit | 15825757689105a6873e59681d1e3a202cd1e105 (patch) | |
| tree | a8febb8aa3144c15f9505716e10e84364a4c3d97 /doc/bash.1 | |
| parent | f308cbc4f2aee0a75a760216beee2c1eedba394d (diff) | |
| download | bash-15825757689105a6873e59681d1e3a202cd1e105.tar.gz | |
commit bash-20110819 snapshot
Diffstat (limited to 'doc/bash.1')
| -rw-r--r-- | doc/bash.1 | 23 |
1 files changed, 14 insertions, 9 deletions
@@ -5,12 +5,12 @@ .\" Case Western Reserve University .\" chet@po.cwru.edu .\" -.\" Last Change: Thu Jul 28 18:11:21 EDT 2011 +.\" Last Change: Tue Aug 16 20:43:02 EDT 2011 .\" .\" bash_builtins, strip all but Built-Ins section .if \n(zZ=1 .ig zZ .if \n(zY=1 .ig zY -.TH BASH 1 "2011 July 28" "GNU Bash 4.2" +.TH BASH 1 "2011 August 16" "GNU Bash 4.2" .\" .\" There's some problem with having a `@' .\" in a tagged paragraph with the BSD man macros. @@ -689,8 +689,9 @@ Expressions are composed of the primaries described below under .SM .BR "CONDITIONAL EXPRESSIONS" . Word splitting and pathname expansion are not performed on the words -between the \fB[[\fP and \fB]]\fP; tilde expansion, parameter and -variable expansion, arithmetic expansion, command substitution, process +between the \fB[[\fP and \fB]]\fP; tilde expansion, +parameter and variable expansion, +arithmetic expansion, command substitution, process substitution, and quote removal are performed. Conditional operators such as \fB\-f\fP must be unquoted to be recognized as primaries. @@ -8499,13 +8500,14 @@ immediately, rather than before the next primary prompt. This is effective only when job control is enabled. .TP 8 .B \-e -Exit immediately if a \fIpipeline\fP (which may consist of a single -\fIsimple command\fP), a \fIsubshell\fP command enclosed in parentheses, -or one of the commands executed as part of a command list enclosed -by braces (see +Exit immediately if a +\fIpipeline\fP (which may consist of a single \fIsimple command\fP), +a \fIlist\fP, +or a \fIcompound command\fP +(see .SM .B SHELL GRAMMAR -above) exits with a non-zero status. +above), exits with a non-zero status. The shell does not exit if the command that fails is part of the command list immediately following a .B while @@ -8525,6 +8527,9 @@ any command in a pipeline but the last, or if the command's return value is being inverted with .BR ! . +If a compound command other than a subshell +returns a non-zero status because a command failed +while \fB\-e\fP was being ignored, the shell does not exit. A trap on \fBERR\fP, if set, is executed before the shell exits. This option applies to the shell environment and each subshell environment separately (see |