--- /dev/null
+#include <msp/fs/dir.h>
+#include <msp/fs/utils.h>
+#include <msp/strings/format.h>
+#include <msp/strings/regex.h>
+#include "builder.h"
+#include "cache.h"
+#include "component.h"
+#include "datatransform.h"
+#include "file.h"
+#include "sourcepackage.h"
+
+using namespace std;
+using namespace Msp;
+
+DataTransform::DataTransform(Builder &b, const Component &c, const FS::Path &p):
+ FileTarget(b, c.get_package(), p)
+{
+ component = &c;
+}
+
+void DataTransform::find_dependencies()
+{
+ list<string> files;
+ Cache &cache = component->get_package().get_cache();
+ // XXX Should check directory mtime as well
+ if(mtime<cache.get_mtime() && cache.has_key(this, "files"))
+ files = cache.get_values(this, "files");
+ else
+ {
+ builder.get_logger().log("files", format("Reading imports from %s", path.str()));
+
+ list<string> dir_files = list_files(FS::dirname(path));
+ IO::File in(path.str());
+ DataFile::Parser parser(in, path.str());
+ while(!in.eof())
+ {
+ DataFile::Statement st = parser.parse();
+ if(st.keyword=="for_each")
+ {
+ for(DataFile::Statement::Arguments::const_iterator i=st.args.begin(); i!=st.args.end(); ++i)
+ {
+ Regex re(i->get<string>());
+ for(list<string>::const_iterator j=dir_files.begin(); j!=dir_files.end(); ++j)
+ if(re.match(*j))
+ files.push_back(*j);
+ }
+ }
+ else if(st.keyword=="file" && st.args.size()==1)
+ files.push_back(st.args.front().get<string>());
+ }
+
+ cache.set_values(this, "files", files);
+ }
+
+ for(list<string>::iterator i=files.begin(); i!=files.end(); ++i)
+ {
+ FS::Path file_path = FS::dirname(path)/ *i;
+ if(Target *tgt = builder.get_vfs().get_target(file_path))
+ add_dependency(*tgt);
+ else
+ add_dependency(*new File(builder, *package, file_path));
+ }
+}