boost/build
2
0
Fork 0
mirror of https://github.com/boostorg/build.git synced 2026-02-15 13:02:11 +00:00
Code Issues Projects Releases Wiki Activity

Minor stylistic changes made to the Boost Build util/option.jam module.

Browse Source 
[SVN r48476]
This commit is contained in:
Jurko Gospodnetić
2008-08-30 16:23:59 +00:00
parent 00172f18b3
commit 0675a48c5b
1 changed files with 20 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

42
src/util/option.jam
View File

@@ -6,6 +6,7 @@
import modules ;
rule get ( name : default-value ? )
{
local m = [ MATCH --$(name)=(.*) : [ modules.peek : ARGV ] ] ;
@@ -16,23 +17,22 @@ rule get ( name : default-value ? )
else
{
return $(default-value) ;
}
}
}
# Check command-line args as soon as possible. For each option try to load
# module named after option. Is that succeeds, invoke 'process' rule in the
# module. The rule may return "true" to indicate that the regular build process
# should not be attempted.
#
# Options take the general form of: --<name>[=<value>] [<value>]
#
rule process ( )
{
# Check command-line args as soon as possible. For each option try
# to load module named after option. Is that succeeds, invoke 'process'
# rule in the module. The rule may return "true" to indicate that the
# regular build process should not be attempted.
#
# Options take the general form of: --<name>[=<value>] [<value>]
#
{
local ARGV = [ modules.peek : ARGV ] ;
local BOOST_BUILD_PATH = [ modules.peek : BOOST_BUILD_PATH ] ;
local dont-build ;
local args = $(ARGV) ;
while $(args)
@@ -62,27 +62,26 @@ rule process ( )
args = $(args[2-]) ;
}
# look in options subdirectories of BOOST_BUILD_PATH for modules
# Jook in options subdirectories of BOOST_BUILD_PATH for modules
# matching the full option name and then its prefix.
local plugin-dir = options ;
local option-files = [
GLOB $(plugin-dir:D=$(BOOST_BUILD_PATH)) : $(full-name).jam $(prefix).jam
] ;
local option-files = [ GLOB $(plugin-dir:D=$(BOOST_BUILD_PATH)) :
$(full-name).jam $(prefix).jam ] ;
if $(option-files)
{
# load the file into a module named for the option
# Load the file into a module named for the option.
local f = $(option-files[1]) ;
local module-name = --$(f:D=:S=) ;
modules.load $(module-name) : $(f:D=) : $(f:D) ;
# if there's a process rule, call it with the full option name
# and its value (if any). If there was no "=" in the option,
# the value will be empty.
# If there is a process rule, call it with the full option name
# and its value (if any). If there was no "=" in the option, the
# value will be empty.
if process in [ RULENAMES $(module-name) ]
{
dont-build +=
[ modules.call-in $(module-name) : process --$(full-name) : $(values) ] ;
dont-build += [ modules.call-in $(module-name) : process
--$(full-name) : $(values) ] ;
}
}
}
@@ -90,4 +89,3 @@ rule process ( )
return $(dont-build) ;
}