[boost] Re: arguments parsing, wildcard matcher

From: Petr Ovchenkov (ptr_at_[hidden])
Date: 2001-11-16 13:05:43

 > 1. command line argument formats
 >   a. -<one letter key> <value>
 >   b. -<one letter key><value>
 >   c. -<key> <value>
 >   d. -<option> - any length
 >   e. /<key> <value> - and all other cases like a,b,c but with / 
 > instead
 >   g. --<key> <value>
 >   h. -<key substring> <value>
 >     An example: let say you expecting argument -osagent_port
 >     then following argument lists should be valid:
 >        -o 15000
 >        -osa 15000
 >        -osagent_port 15000
 >     On the other hand it should perform validity checks. For example
 >     if you also expect another argument -osagent_host. then first 2
 >     argument list above should generate runtime error and 3d should
 >     pass. Arguments integrity check should also be performed, i.e. 
 >     you should not allow for user to define 2 argument like this:
 >      "-port"
 >      "-port_type"

     i. -<key>=<value>
     j. --<key>=<value>
     k. -<key>=<value>,<value>,....
     l. --<key>=<value>,<value>,....

  - ptr