add first Qt6 version of musredit, mupp, etc.

src/musredit_qt6/musrStep/musrStep.cpp

@@ -0,0 +1,57 @@
+#include <iostream>
+#include <cstring>
+
+#include <QApplication>
+
+#include <QtDebug>
+
+#include "git-revision.h"
+#include "PMusrStep.h"
+
+//-------------------------------------------------------------------------
+void musrStep_syntax()
+{
+  std::cout << std::endl;
+  std::cout << "usage: musrStep <fln> | [-v | --version] | [-h | --help]" << std::endl;
+  std::cout << "       <fln>: msr-file name." << std::endl;
+  std::cout << "       -v, --version: print the current git-version to the stdout" << std::endl;
+  std::cout << "       -h, --help: print this help" << std::endl;
+  std::cout << std::endl << std::endl;
+}
+
+//-------------------------------------------------------------------------
+int main(int argc, char *argv[])
+{
+  char fln[1024];
+
+  if (argc != 2) {
+    musrStep_syntax();
+    return 1;
+  } else {
+    if (!strcmp(argv[1], "--version") || (!strcmp(argv[1], "-v"))) {
+      std::cout << std::endl << "musrStep git-rev: " << GIT_CURRENT_SHA1 << std::endl << std::endl;
+      return 0;
+    } else if (!strcmp(argv[1], "--help") || (!strcmp(argv[1], "-h"))) {
+      musrStep_syntax();
+      return 0;
+    } else {
+      strncpy(fln, argv[1], sizeof(fln));
+    }
+  }
+
+  Q_INIT_RESOURCE(musrStep);
+
+  QApplication app(argc, argv);
+
+  PMusrStep musrStep(fln);
+  if (!musrStep.isValid())
+    return 1;
+
+  musrStep.show();
+
+  app.exec();
+
+  int result = musrStep.result();
+
+  return result;
+}