Add import functionality for setup modules

[libs/game.git] / tools / builder-plugin / gamesetupdefinitions.cpp

diff --git a/tools/builder-plugin/gamesetupdefinitions.cpp b/tools/builder-plugin/gamesetupdefinitions.cpp
index a6abd23ecda803966e7141d17ffeeb46019d72db..cf4f6cec24fbc97723ab49e3bb1c8d14bb906c72 100644 (file)
--- a/tools/builder-plugin/gamesetupdefinitions.cpp
+++ b/tools/builder-plugin/gamesetupdefinitions.cpp
@@ -1,7 +1,57 @@
 #include "gamesetupdefinitions.h"
+#include <msp/builder/builder.h>
+#include <msp/builder/component.h>
+#include <msp/datafile/parser.h>
+#include <msp/fs/utils.h>
+#include <msp/io/file.h>
 
+using namespace std;
 using namespace Msp;
 
 GameSetupDefinitions::GameSetupDefinitions(Builder &b, const Component &c, const FS::Path &p):
        SourceFile(b, c, p)
-{ }
+{
+       install_location = "include";
+}
+
+void GameSetupDefinitions::find_dependencies()
+{
+       if(!mtime)
+               return;
+
+       vector<string> imports;
+
+       Cache &cache = package->get_cache();
+       if(mtime<cache.get_mtime() && cache.has_key(this, "imports"))
+               imports = cache.get_values(this, "imports");
+       else
+       {
+               builder.get_logger().log("files", "Reading imports from %s", path.str());
+
+               imports = parse_imports(path);
+               cache.set_values(this, "imports", imports);
+       }
+
+       Tool *generator = builder.get_toolchain().get_tool_for_suffix(FS::extpart(FS::basename(path)));
+
+       BuildInfo binfo = component->get_build_info_for_path(path);
+       for(const string &i: imports)
+               if(Target *imp = builder.get_vfs().find_header(i+".mgs", generator, binfo.incpath))
+                       add_dependency(*imp);
+}
+
+vector<string> GameSetupDefinitions::parse_imports(const FS::Path &fn)
+{
+       vector<string> imports;
+
+       IO::BufferedFile in_file(fn.str());
+       DataFile::Parser parser(in_file, fn.str());
+       while(parser)
+       {
+               DataFile::Statement st = parser.parse();
+               if(st.keyword=="import" && st.args.size()==1)
+                       imports.push_back(st.args.front().get<string>());
+       }
+
+       return imports;
+}