source/conditionalloader.cpp

   1 #include <msp/strings/format.h>
   2 #include "booleanevaluator.h"
   3 #include "builder.h"
   4 #include "conditionalloader.h"
   5 #include "sourcepackage.h"
   6
   7 using namespace std;
   8 using namespace Msp;
   9
  10 ArchitectureConditional::ArchitectureConditional(const Builder &b, const string &l):
  11         builder(b),
  12         log_prefix(l)
  13 {
  14         add("if_arch", &ArchitectureConditional::if_arch);
  15 }
  16
  17 void ArchitectureConditional::if_arch(const string &cond)
  18 {
  19         const Architecture &arch = builder.get_current_arch();
  20         BooleanEvaluator eval([&arch](const string &value){ return arch.match_name(value); });
  21         bool match = eval.evaluate(cond);
  22         builder.get_logger().log("configure", format("%s: arch %s %smatched", log_prefix, cond, (match ? "" : "not ")));
  23         if(match)
  24                 load_sub_with(*this);
  25 }
  26
  27
  28 FeatureConditional::FeatureConditional(const SourcePackage &p, const string &l):
  29         package(p),
  30         log_prefix(l)
  31 {
  32         add("if_feature", &FeatureConditional::if_feature);
  33 }
  34
  35 void FeatureConditional::if_feature(const string &cond)
  36 {
  37         BooleanEvaluator eval([this](const string &feat, const string *value){ return package.match_feature(feat, value); });
  38         bool match = eval.evaluate(cond);
  39         package.get_builder().get_logger().log("configure", format("%s: feature %s %smatched", log_prefix, cond, (match ? "" : "not ")));
  40         if(match)
  41                 load_sub_with(*this);
  42 }
  43
  44
  45 ConditionalLoader::ConditionalLoader(const SourcePackage &p, const string &l):
  46         ArchitectureConditional(p.get_builder(), l),
  47         FeatureConditional(p, l)
  48 { }