On Wed, Aug 25, 2010 at 11:20:28AM -0500, E R wrote:
I've been trying to get a function called from PS1 to set a variable, e.g.:
num=1
function xyz {
((num++))
date; echo num: $num
}
PS1=\$(xyz):
The problem here is that the command substitution (the $(...) bit)
creates a
PROMPT_COMMAND doesn't create a subshell.
xyz () { ((num++)); date; echo -n num: $num; }
PROMPT_COMMAND='xyz'
PS1=' '
On Wed, Aug 25, 2010 at 11:20 AM, E R pc88m...@gmail.com wrote:
I've been trying to get a function called from PS1 to set a variable, e.g.:
num=1
function xyz {
((num++))
On 2010-08-24 15:59 , Chet Ramey wrote:
Well, if they cause bash to crash, I suppose removing that code (or
removing the #define) is a good place to start.
That code has been there for a very long time. Maybe if you changed it
to turn on the FD_CLOEXEC bit instead of closing the fd we could
