X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=tool%2Fbuiltingenerator.cpp;fp=tool%2Fbuiltingenerator.cpp;h=45d5844f5fdbe9b7e2236b76e89e0eacff51587c;hb=2eeb5a5ac9508e41e6451590d20f1688cf490002;hp=0000000000000000000000000000000000000000;hpb=e5289623539d2bd64d4276551a968cf1a9f8e793;p=libs%2Fdatafile.git

diff --git a/tool/builtingenerator.cpp b/tool/builtingenerator.cpp
new file mode 100644
index 0000000..45d5844
--- /dev/null
+++ b/tool/builtingenerator.cpp
@@ -0,0 +1,78 @@
+#include <msp/fs/utils.h>
+#include <msp/strings/format.h>
+#include <msp/strings/utils.h>
+#include "builtingenerator.h"
+
+using namespace std;
+using namespace Msp;
+
+BuiltinGenerator::BuiltinGenerator(IO::Base &o):
+	out(o)
+{
+	out.write("#include <msp/datafile/builtinsource.h>\n\n");
+}
+
+void BuiltinGenerator::begin(const std::string &ns)
+{
+	if(!namespc.empty() || !filenames.empty())
+		throw logic_error("BuiltinGenerator::begin");
+
+	if(!ns.empty())
+	{
+		namespc = split(ns, "::");
+		for(vector<string>::const_iterator i=namespc.begin(); i!=namespc.end(); ++i)
+			out.write(format("namespace %s {\n", *i));
+	}
+}
+
+void BuiltinGenerator::add_file(const std::string &fn)
+{
+	IO::BufferedFile in(fn);
+
+	string base_fn = FS::basename(fn);
+	filenames.push_back(base_fn);
+
+	out.write(format("\nconst char %s_data[] =\n", mangle_filename(base_fn)));
+	string line;
+	while(!in.eof())
+	{
+		char buf[19];
+		unsigned len = in.read(buf, (79-line.size())/4);
+		line += c_escape(string(buf, len));
+		if(line.size()>=76 || in.eof())
+		{
+			out.write(format("  \"%s\"", line));
+			line.clear();
+			if(in.eof())
+				out.put(';');
+			out.put('\n');
+		}
+	}
+}
+
+void BuiltinGenerator::end(const string &module_name)
+{
+	out.write(format("\nvoid init_%s(DataFile::BuiltinSource &source)\n{\n", module_name));
+	for(vector<string>::const_iterator i=filenames.begin(); i!=filenames.end(); ++i)
+		out.write(format("  source.add_object(\"%s\", %s_data);\n", *i, mangle_filename(*i)));
+	out.write("}\n");
+
+	if(!namespc.empty())
+	{
+		out.put('\n');
+		for(vector<string>::const_iterator i=namespc.begin(); i!=namespc.end(); ++i)
+			out.write(format("} // namespace %s\n", *i));
+
+		namespc.clear();
+		filenames.clear();
+	}
+}
+
+string BuiltinGenerator::mangle_filename(const string &fn)
+{
+	string mangled = fn;
+	for(string::iterator i=mangled.begin(); i!=mangled.end(); ++i)
+		if(!isalnum(*i))
+			*i = '_';
+	return mangled;
+}