diff options
Diffstat (limited to 'doc/bashref.texi~')
| -rw-r--r-- | doc/bashref.texi~ | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/doc/bashref.texi~ b/doc/bashref.texi~ index 686ae9ce..a3edaf71 100644 --- a/doc/bashref.texi~ +++ b/doc/bashref.texi~ @@ -4136,8 +4136,8 @@ Same as @code{-x}. Turn on privileged mode. In this mode, the @env{$BASH_ENV} and @env{$ENV} files are not processed, shell functions are not inherited from the environment, -and the @env{SHELLOPTS}, @env{CDPATH} and @env{GLOBIGNORE} variables, -if they appear in the environment, are ignored. +and the @env{SHELLOPTS}, @env{BASHOPTS}, @env{CDPATH} and @env{GLOBIGNORE} +variables, if they appear in the environment, are ignored. If the shell is started with the effective user (group) id not equal to the real user (group) id, and the @code{-p} option is not supplied, these actions are taken and the effective user id is set to the real user id. @@ -4650,6 +4650,16 @@ variables for controlling the job control facilities @item BASH The full pathname used to execute the current instance of Bash. +@item BASHOPTS +A colon-separated list of enabled shell options. Each word in +the list is a valid argument for the @option{-s} option to the +@code{shopt} builtin command (@pxref{The Shopt Builtin}). +The options appearing in @env{BASHOPTS} are those reported +as @samp{on} by @samp{shopt}. +If this variable is in the environment when Bash +starts up, each shell option in the list will be enabled before +reading any startup files. This variable is readonly. + @item BASHPID Expands to the process id of the current Bash process. This differs from @code{$$} under certain circumstances, such as subshells @@ -4974,7 +4984,8 @@ is running; the next time hostname completion is attempted after the value is changed, Bash adds the contents of the new file to the existing list. -If @env{HOSTFILE} is set, but has no value, Bash attempts to read +If @env{HOSTFILE} is set, but has no value, or does not name a readable file, +Bash attempts to read @file{/etc/hosts} to obtain the list of possible hostname completions. When @env{HOSTFILE} is unset, the hostname list is cleared. @@ -5494,8 +5505,9 @@ allow them to be specified. If Bash is started with the effective user (group) id not equal to the real user (group) id, and the @code{-p} option is not supplied, no startup files are read, shell functions are not inherited from the environment, -the @env{SHELLOPTS} variable, if it appears in the environment, is ignored, -and the effective user id is set to the real user id. +the @env{SHELLOPTS}, @env{BASHOPTS}, @env{CDPATH}, and @env{GLOBIGNORE} +variables, if they appear in the environment, are ignored, and the effective +user id is set to the real user id. If the @code{-p} option is supplied at invocation, the startup behavior is the same, but the effective user id is not reset. |