初始化内容

third/midifile/tools/readstatus.cpp

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+//
+// Programmer:    Craig Stuart Sapp <craig@ccrma.stanford.edu>
+// Creation Date: Sun Apr 15 12:11:36 PDT 2018
+// Last Modified: Sun Apr 15 12:11:40 PDT 2018
+// Filename:      tools/readstatus.cpp
+// URL:           https://github.com/craigsapp/midifile/blob/master/tools/readstatus.cpp
+// Syntax:        C++11
+// vim:           ts=3
+//
+// Description:   Demonstration of checking the read status.
+//
+
+#include "MidiFile.h"
+#include "Options.h"
+
+#include <iostream>
+
+using namespace std;
+using namespace smf;
+
+
+void printResult(const string& filename, int status, int status2);
+
+
+///////////////////////////////////////////////////////////////////////////
+
+int main(int argc, char** argv) {
+	Options options;
+	options.define("p|print=b", "Display parsed MIDI data in ASCII format");
+	options.process(argc, argv);
+	MidiFile midifile;
+	int status;
+	if (options.getArgCount() == 0) {
+		status = midifile.read(cin);
+		printResult("[standard input]", status, midifile.status());
+		if (options.getBoolean("print")) {
+			cout << midifile;
+		}
+	} else {
+		for (int i=0; i<options.getArgCount(); i++) {
+			string filename = options.getArg(i+1);
+			status = midifile.read(filename);
+			printResult(filename, status, midifile.status());
+			if (options.getBoolean("print")) {
+				cout << midifile;
+			}
+		}
+	}
+
+	return 0;
+}
+
+
+//////////////////////////////
+//
+// printResult --
+//
+
+void printResult(const string& filename, int status, int status2) {
+		cout << "Reading from " << filename << ":\t";
+		if (status) {
+			cout << "SUCCESS";
+		} else {
+			cout << "FAILURE";
+		}
+		if (status2) {
+			cout << "\tSUCCESS";
+		} else {
+			cout << "\tFAILURE";
+		}
+
+		cout << endl;
+}
+
+
+