documentation for the macro "add_role_factor"

multiply user role set by a common factor

It is defined in the file licenses.m4.

m4 code:

define(`add_role_factor',
`define(`rolesX$1',patsubst(patsubst(notmember(`
patsubst(rolesX$1,`
',$2
)$2
',patsubst(`rolesX$1',`
',`)notmember(`
patsubst(rolesX$1,`
',$2
)$2
',')),`
$',)
patsubst(rolesX$1,`
',$2
)$2,^
,))')