#include <iosfwd>
#include "base/basictypes.h"
-#include "tools/gn/ninja_helper.h"
#include "tools/gn/path_output.h"
+#include "tools/gn/substitution_type.h"
class FileTemplate;
+class OutputFile;
class Settings;
class Target;
// generated by the NinjaBuildWriter.
class NinjaTargetWriter {
public:
- NinjaTargetWriter(const Target* target,
- const Toolchain* toolchain,
- std::ostream& out);
+ NinjaTargetWriter(const Target* target, std::ostream& out);
virtual ~NinjaTargetWriter();
- static void RunAndWriteFile(const Target* target, const Toolchain* toolchain);
+ static void RunAndWriteFile(const Target* target);
virtual void Run() = 0;
protected:
+ // Writes out the substitution values that are shared between the different
+ // types of tools (target gen dir, target label, etc.). Only the substitutions
+ // identified by the given bits will be written.
+ void WriteSharedVars(const SubstitutionBits& bits);
+
// Writes to the output stream a stamp rule for input dependencies, and
- // returns the string to be appended to source rules that encodes the
- // order-only dependencies for the current target. This will include the "|"
- // character so can just be appended to the source rules. If there are no
- // implicit dependencies and no extra target dependencies passed in, returns
- // the empty string.
- std::string WriteInputDepsStampAndGetDep(
+ // returns the file to be appended to source rules that encodes the
+ // order-only dependencies for the current target. The returned OutputFile
+ // will be empty if there are no implicit dependencies and no extra target
+ // dependencies passed in.
+ OutputFile WriteInputDepsStampAndGetDep(
const std::vector<const Target*>& extra_hard_deps) const;
+ // Writes to the output file a final stamp rule for the target that stamps
+ // the given list of files. This function assumes the stamp is for the target
+ // as a whole so the stamp file is set as the target's dependency output.
+ void WriteStampForTarget(const std::vector<OutputFile>& deps,
+ const std::vector<OutputFile>& order_only_deps);
+
const Settings* settings_; // Non-owning.
const Target* target_; // Non-owning.
- const Toolchain* toolchain_; // Non-owning.
std::ostream& out_;
PathOutput path_output_;
- NinjaHelper helper_;
-
private:
void WriteCopyRules();