:regerror


Name:
:regerror - return message of what went wrong with "regcomp_"
Synopsis:
regex integer -> string  
Description:
:regerror will decode the integer error code and return the related  
error description.
Parameters:
in:  regex: a regular expression generated by "regcomp_"  
integer code of what went wrong.
out: string of error description.

Examples: preparation:
(\() regcomp_ -> 8 False
pop
now there's a wrong regex and an errorcode on the stack
:regerror = -> Unmatched ( or \(

Bugs:
no known ;-)  
Diagnostics:
no errors raised	- this _is_ a command to check an error!  
Remarks:
 
See man regerror for further details on POSIX regerror.
Note that the command "regcomp" performs automatic error checking. You should
probably use "regcomp", not "regcomp_".

Author:
Diesmann & Hehl  
FirstVersion:
27.9.99  

SeeAlso: Source:
/home/graber/work-nest/nest-git/nest-simulator/lib/sli/regexp.sli