diff options
Diffstat (limited to 'bin/sh/sh.1')
-rw-r--r-- | bin/sh/sh.1 | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/bin/sh/sh.1 b/bin/sh/sh.1 index ff29be6..b5916a8 100644 --- a/bin/sh/sh.1 +++ b/bin/sh/sh.1 @@ -32,7 +32,7 @@ .\" from: @(#)sh.1 8.6 (Berkeley) 5/4/95 .\" $FreeBSD$ .\" -.Dd June 14, 2013 +.Dd January 26, 2014 .Dt SH 1 .Os .Sh NAME @@ -235,10 +235,16 @@ or .Dq Li || operator; or if the command is a pipeline preceded by the .Ic !\& -operator. +keyword. If a shell function is executed and its exit status is explicitly tested, all commands of the function are considered to be tested as well. +.Pp +It is recommended to check for failures explicitly +instead of relying on +.Fl e +because it tends to behave in unexpected ways, +particularly in larger scripts. .It Fl f Li noglob Disable pathname expansion. .It Fl h Li trackall @@ -527,6 +533,20 @@ would become .Pp .Dl "ls -F foobar" .Pp +Aliases are also recognized after an alias +whose value ends with a space or tab. +For example, if there is also an alias called +.Dq Li nohup +with the value +.Dq Li "nohup " , +then the input +.Pp +.Dl "nohup lf foobar" +.Pp +would become +.Pp +.Dl "nohup ls -F foobar" +.Pp Aliases provide a convenient way for naive users to create shorthands for commands without having to learn how to create functions with arguments. |