Unix Shell - Re: full path of a script

Author

Re: full path of a script

Miles

2007-09-24, 1:26 pm

> You'd need to check
> whether $0 starts with /, if so, everything is fine and you're done
> else if it starts with ., prepend $(PWD) and (optionally) find a way to
> normalize that (e.g.: cd $(dirname $(pwd)/$0;pwd)
I agree 100%.

> else search $PATH until you find $0
No. There is no guarantee that the script is in your path.

Although, I am curious, why does the script need to know its own full
path?

Miles