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Documented that modules.call-in and modules.call-locally rules may forward at most 8 parameters to the rules they call. Also removed the extra unused $(9) parameter forwarding in the modules.call-locally rule.

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[SVN r45304]
This commit is contained in:
Jurko Gospodnetić
2008-05-12 18:31:59 +00:00
parent d3c2a0d8a0
commit f7290b2187
1 changed files with 10 additions and 4 deletions
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14
v2/kernel/modules.jam
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@@ -63,7 +63,8 @@ rule peek ( module-name ? : variables + )
# Call the given rule locally in the given module. Use this for rules accepting
# rule names as arguments, so that the passed rule may be invoked in the context
# of the rule's caller (for example, if the rule accesses module globals or is a
# local rule).
# local rule). Note that rules called this way may accept at most 8 parmeters.
#
rule call-in ( module-name ? : rule-name args * : * )
{
module $(module-name)
@@ -75,14 +76,19 @@ rule call-in ( module-name ? : rule-name args * : * )
# Given a possibly qualified rule name and arguments, remove any initial module
# qualification from the rule and invoke it in that module. If there is no
# module qualification, the rule is invoked in the global module.
# module qualification, the rule is invoked in the global module. Note that
# rules called this way may accept at most 8 parmeters.
#
rule call-locally ( qualified-rule-name args * : * )
{
local module-rule = [ MATCH (.*)\\.(.*) : $(qualified-rule-name) ] ;
local rule-name = $(module-rule[2]) ;
rule-name ?= $(qualified-rule-name) ;
return [ call-in $(module-rule[1]) : $(rule-name) $(args)
: $(2) : $(3) : $(4) : $(5) : $(6) : $(7) : $(8) : $(9) ] ;
# We pass only 8 parameters here since Boost Jam allows at most 9 rule
# parameter positions and the call-in rule already uses up the initial
# position for the module name.
return [ call-in $(module-rule[1]) : $(rule-name) $(args) : $(2) : $(3) :
$(4) : $(5) : $(6) : $(7) : $(8) ] ;
}