/*
- * Copyright (c) 2003 The Regents of The University of Michigan
+ * Copyright (c) 2002-2004 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
double __ticksPerMS;
double __ticksPerUS;
double __ticksPerNS;
+double __ticksPerPS;
string outputDirectory;
ostream *outputStream;
+ostream *configStream;
class UniverseParamContext : public ParamContext
{
- private:
- ofstream outputFile;
-
public:
- UniverseParamContext(const string &is) : ParamContext(is) {}
+ UniverseParamContext(const string &is)
+ : ParamContext(is, OutputInitPhase) {}
void checkParams();
};
200000000);
Param<string> universe_output_dir(&universe, "output_dir",
- "directory to output data to");
+ "directory to output data to",
+ ".");
Param<string> universe_output_file(&universe, "output_file",
- "file to dump simulator output to");
+ "file to dump simulator output to",
+ "cout");
+Param<string> universe_config_output_file(&universe, "config_output_file",
+ "file to dump simulator config to",
+ "m5config.out");
void
UniverseParamContext::checkParams()
__ticksPerMS = freq / 1.0e3;
__ticksPerUS = freq / 1.0e6;
__ticksPerNS = freq / 1.0e9;
+ __ticksPerPS = freq / 1.0e12;
if (universe_output_dir.isValid()) {
outputDirectory = universe_output_dir;
}
}
- string filename;
- if (universe_output_file.isValid()) {
- string f = universe_output_file;
- if (f != "stdout" && f != "cout" && f != "stderr" && f != "cerr")
- filename = outputDirectory + f;
- else
- filename = f;
- } else {
- if (outputDirectory.empty())
- filename = "stdout";
- else
- filename = outputDirectory + "output.txt";
- }
+ outputStream = makeOutputStream(universe_output_file);
+ configStream = universe_config_output_file.isValid()
+ ? makeOutputStream(universe_config_output_file)
+ : outputStream;
+}
- if (filename == "stdout" || filename == "cout")
- outputStream = &cout;
- else if (filename == "stderr" || filename == "cerr")
- outputStream = &cerr;
- else {
- outputFile.open(filename.c_str(), ios::trunc);
- outputStream = &outputFile;
- }
+
+std::ostream *
+makeOutputStream(std::string &name)
+{
+ if (name == "cerr" || name == "stderr")
+ return &std::cerr;
+
+ if (name == "cout" || name == "stdout")
+ return &std::cout;
+
+ string path = (name[0] != '/') ? outputDirectory + name : name;
+
+ // have to dynamically allocate a stream since we're going to
+ // return it... though the caller can't easily free it since it
+ // may be cerr or cout. need GC!
+ ofstream *s = new ofstream(path.c_str(), ios::trunc);
+
+ if (!s->is_open())
+ fatal("Cannot open file %s", path);
+
+ return s;
}
+
+
+void
+closeOutputStream(std::ostream *os)
+{
+ // can't close cerr or cout
+ if (os == &std::cerr || os == &std::cout)
+ return;
+
+ // can only close ofstreams, not generic ostreams, so try to
+ // downcast and close only if the downcast succeeds
+ std::ofstream *ofs = dynamic_cast<std::ofstream *>(os);
+ if (ofs)
+ ofs->close();
+}
+
+
+