1 files changed, 106 insertions, 0 deletions
diff --git a/tools/version/version.cpp b/tools/version/version.cpp
new file mode 100644
index 0000000..d59d110
--- /dev/null
+++ b/tools/version/version.cpp
@@ -0,0 +1,106 @@
+#include <iostream> 
+#include <QProcess> 
+#include <QStringList> 
+#include <QFile> 
+#include <QTextStream> 
+#include <QDate> 
+#include <QTime> 
+#include <QFileInfo> 
+#include <QTemporaryFile> 
+#include <cstdlib> 
+ 
+using namespace std; 
+ 
+static int getBuildNumber() 
+{ 
+  const QDate today(QDate::currentDate()); 
+  return ((today.year() - 1994) * 1000) + today.dayOfYear(); 
+} 
+ 
+static int getSubversionRevision() 
+{ 
+  int revision = 0; 
+  QProcess process; 
+  process.start("svnversion", QStringList() << "." << "--no-newline"); 
+  if (process.waitForStarted() && process.waitForReadyRead()) 
+  { 
+    const QString str(process.readAll().constData()); 
+    const int pos = str.indexOf(':'); 
+    if (pos != -1) 
+    { 
+      revision = atoi(str.mid(pos + 1).toAscii().constData()); 
+    } 
+    else 
+    { 
+      revision = atoi(str.toAscii().constData()); 
+    } 
+    process.waitForFinished(); 
+  } 
+  return revision; 
+} 
+ 
+static QByteArray readFile(const QString& fileName) 
+{ 
+  QFile file(fileName); 
+  if (!file.open(QIODevice::ReadOnly)) 
+  { 
+    return QByteArray(); 
+  } 
+  return file.readAll(); 
+} 
+ 
+static int writeFile(const QString& fileName, const int major, const int minor, const int revision, const int build) 
+{ 
+  // Create a temp file containing the version info and 
+  // only replace the existing one if they are different 
+  QTemporaryFile tempFile; 
+  if (tempFile.open()) 
+  { 
+    QTextStream out(&tempFile); 
+    out << "#ifndef VERSION_H\r\n"; 
+    out << "#define VERSION_H\r\n\r\n"; 
+    out << "namespace Version\r\n"; 
+    out << "{\r\n"; 
+    out << "\tstatic const int MAJOR = " << major << ";\r\n"; 
+    out << "\tstatic const int MINOR = " << minor << ";\r\n"; 
+    out << "\tstatic const int REVISION = " << revision << ";\r\n"; 
+    out << "\tstatic const int BUILD = " << build << ";\r\n"; 
+    out << "}\r\n\r\n"; 
+    out << "#endif // VERSION_H\r\n"; 
+ 
+    const QString tempFileName = tempFile.fileName(); 
+    tempFile.close(); 
+ 
+    if (!QFile::exists(fileName) || readFile(fileName) != readFile(tempFileName)) 
+    { 
+      QFile::remove(fileName); 
+      QFile::copy(tempFileName, fileName); 
+    } 
+ 
+    return 0; 
+  } 
+  else 
+  { 
+    cout << "Error creating temporary file!" << endl; 
+    return 1; 
+  } 
+} 
+ 
+int main(int argc, char *argv[]) 
+{ 
+  if (argc != 4) 
+  { 
+    cout << "Usage: version major minor filename" << endl; 
+    return 1; 
+  } 
+ 
+  const int major = atoi(argv[1]); 
+  const int minor = atoi(argv[2]); 
+  const int revision = getSubversionRevision(); 
+  const int build = getBuildNumber(); 
+ 
+  cout << major << '.' << minor << '.' << revision << '.' << build << endl;   
+ 
+  return writeFile(argv[3], major, minor, revision, build); 
+} 
+