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Diffstat (limited to 'jam-files/boost-build/build/build_request.py')
| -rw-r--r-- | jam-files/boost-build/build/build_request.py | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/jam-files/boost-build/build/build_request.py b/jam-files/boost-build/build/build_request.py deleted file mode 100644 index cc9f2400..00000000 --- a/jam-files/boost-build/build/build_request.py +++ /dev/null @@ -1,216 +0,0 @@ -# Status: being ported by Vladimir Prus -# TODO: need to re-compare with mainline of .jam -# Base revision: 40480 -# -# (C) Copyright David Abrahams 2002. Permission to copy, use, modify, sell and -# distribute this software is granted provided this copyright notice appears in -# all copies. This software is provided "as is" without express or implied -# warranty, and with no claim as to its suitability for any purpose. - -import b2.build.feature -feature = b2.build.feature - -from b2.util.utility import * -import b2.build.property_set as property_set - -def expand_no_defaults (property_sets): - """ Expand the given build request by combining all property_sets which don't - specify conflicting non-free features. - """ - # First make all features and subfeatures explicit - expanded_property_sets = [ps.expand_subfeatures() for ps in property_sets] - - # Now combine all of the expanded property_sets - product = __x_product (expanded_property_sets) - - return [property_set.create(p) for p in product] - - -def __x_product (property_sets): - """ Return the cross-product of all elements of property_sets, less any - that would contain conflicting values for single-valued features. - """ - x_product_seen = set() - return __x_product_aux (property_sets, x_product_seen)[0] - -def __x_product_aux (property_sets, seen_features): - """Returns non-conflicting combinations of property sets. - - property_sets is a list of PropertySet instances. seen_features is a set of Property - instances. - - Returns a tuple of: - - list of lists of Property instances, such that within each list, no two Property instance - have the same feature, and no Property is for feature in seen_features. - - set of features we saw in property_sets - """ - if not property_sets: - return ([], set()) - - properties = property_sets[0].all() - - these_features = set() - for p in property_sets[0].non_free(): - these_features.add(p.feature()) - - # Note: the algorithm as implemented here, as in original Jam code, appears to - # detect conflicts based on features, not properties. For example, if command - # line build request say: - # - # <a>1/<b>1 c<1>/<b>1 - # - # It will decide that those two property sets conflict, because they both specify - # a value for 'b' and will not try building "<a>1 <c1> <b1>", but rather two - # different property sets. This is a topic for future fixing, maybe. - if these_features & seen_features: - - (inner_result, inner_seen) = __x_product_aux(property_sets[1:], seen_features) - return (inner_result, inner_seen | these_features) - - else: - - result = [] - (inner_result, inner_seen) = __x_product_aux(property_sets[1:], seen_features | these_features) - if inner_result: - for inner in inner_result: - result.append(properties + inner) - else: - result.append(properties) - - if inner_seen & these_features: - # Some of elements in property_sets[1:] conflict with elements of property_sets[0], - # Try again, this time omitting elements of property_sets[0] - (inner_result2, inner_seen2) = __x_product_aux(property_sets[1:], seen_features) - result.extend(inner_result2) - - return (result, inner_seen | these_features) - - - -def looks_like_implicit_value(v): - """Returns true if 'v' is either implicit value, or - the part before the first '-' symbol is implicit value.""" - if feature.is_implicit_value(v): - return 1 - else: - split = v.split("-") - if feature.is_implicit_value(split[0]): - return 1 - - return 0 - -def from_command_line(command_line): - """Takes the command line tokens (such as taken from ARGV rule) - and constructs build request from it. Returns a list of two - lists. First is the set of targets specified in the command line, - and second is the set of requested build properties.""" - - targets = [] - properties = [] - - for e in command_line: - if e[0] != "-": - # Build request spec either has "=" in it, or completely - # consists of implicit feature values. - if e.find("=") != -1 or looks_like_implicit_value(e.split("/")[0]): - properties += convert_command_line_element(e) - else: - targets.append(e) - - return [targets, properties] - -# Converts one element of command line build request specification into -# internal form. -def convert_command_line_element(e): - - result = None - parts = e.split("/") - for p in parts: - m = p.split("=") - if len(m) > 1: - feature = m[0] - values = m[1].split(",") - lresult = [("<%s>%s" % (feature, v)) for v in values] - else: - lresult = p.split(",") - - if p.find('-') == -1: - # FIXME: first port property.validate - # property.validate cannot handle subfeatures, - # so we avoid the check here. - #for p in lresult: - # property.validate(p) - pass - - if not result: - result = lresult - else: - result = [e1 + "/" + e2 for e1 in result for e2 in lresult] - - return [property_set.create(b2.build.feature.split(r)) for r in result] - -### -### rule __test__ ( ) -### { -### import assert feature ; -### -### feature.prepare-test build-request-test-temp ; -### -### import build-request ; -### import build-request : expand_no_defaults : build-request.expand_no_defaults ; -### import errors : try catch ; -### import feature : feature subfeature ; -### -### feature toolset : gcc msvc borland : implicit ; -### subfeature toolset gcc : version : 2.95.2 2.95.3 2.95.4 -### 3.0 3.0.1 3.0.2 : optional ; -### -### feature variant : debug release : implicit composite ; -### feature inlining : on off ; -### feature "include" : : free ; -### -### feature stdlib : native stlport : implicit ; -### -### feature runtime-link : dynamic static : symmetric ; -### -### -### local r ; -### -### r = [ build-request.from-command-line bjam debug runtime-link=dynamic ] ; -### assert.equal [ $(r).get-at 1 ] : ; -### assert.equal [ $(r).get-at 2 ] : debug <runtime-link>dynamic ; -### -### try ; -### { -### -### build-request.from-command-line bjam gcc/debug runtime-link=dynamic/static ; -### } -### catch \"static\" is not a value of an implicit feature ; -### -### -### r = [ build-request.from-command-line bjam -d2 --debug debug target runtime-link=dynamic ] ; -### assert.equal [ $(r).get-at 1 ] : target ; -### assert.equal [ $(r).get-at 2 ] : debug <runtime-link>dynamic ; -### -### r = [ build-request.from-command-line bjam debug runtime-link=dynamic,static ] ; -### assert.equal [ $(r).get-at 1 ] : ; -### assert.equal [ $(r).get-at 2 ] : debug <runtime-link>dynamic <runtime-link>static ; -### -### r = [ build-request.from-command-line bjam debug gcc/runtime-link=dynamic,static ] ; -### assert.equal [ $(r).get-at 1 ] : ; -### assert.equal [ $(r).get-at 2 ] : debug gcc/<runtime-link>dynamic -### gcc/<runtime-link>static ; -### -### r = [ build-request.from-command-line bjam msvc gcc,borland/runtime-link=static ] ; -### assert.equal [ $(r).get-at 1 ] : ; -### assert.equal [ $(r).get-at 2 ] : msvc gcc/<runtime-link>static -### borland/<runtime-link>static ; -### -### r = [ build-request.from-command-line bjam gcc-3.0 ] ; -### assert.equal [ $(r).get-at 1 ] : ; -### assert.equal [ $(r).get-at 2 ] : gcc-3.0 ; -### -### feature.finish-test build-request-test-temp ; -### } -### -### |