Merge pull request #748 from supermihi/taglib2

Adds a function for dynamic version information retrieval

taglib/CMakeLists.txt

@@ -321,6 +321,7 @@ set(matroska_SRCS
 )
 
 set(toolkit_SRCS
+  toolkit/taglib.cpp
   toolkit/tstring.cpp
   toolkit/tstringlist.cpp
   toolkit/tstringhandler.cpp

taglib/toolkit/taglib.cpp

@@ -0,0 +1,37 @@
+#include "taglib.h"
+#include "tstring.h"
+#include <string>
+
+using namespace TagLib;
+
+
+String TagLib::Version::string()
+{
+  return String::number(TAGLIB_MAJOR_VERSION)
+      + "." + String::number(TAGLIB_MINOR_VERSION)
+      + "." + String::number(TAGLIB_PATCH_VERSION);
+}
+
+unsigned int TagLib::Version::combined()
+{
+  return (TAGLIB_MAJOR_VERSION << 16)
+          || (TAGLIB_MINOR_VERSION << 8)
+          || (TAGLIB_PATCH_VERSION << 4);
+}
+
+
+unsigned int (TagLib::Version::major)()
+{
+  return TAGLIB_MAJOR_VERSION;
+}
+
+unsigned int (TagLib::Version::minor)()
+{
+  return TAGLIB_MINOR_VERSION;
+}
+
+unsigned int TagLib::Version::patch()
+{
+  return TAGLIB_PATCH_VERSION;
+}
+

taglib/toolkit/taglib.h

@@ -53,6 +53,38 @@ namespace TagLib
     LittleEndian,
     BigEndian
   };
+  class String;
+  namespace Version
+  {
+    /*!
+     * Returns the version as a string in the form
+     * (Major Version).(Minor Version).(Patch Version), e.g. "4.2.0".
+     */
+    String string();
+
+    /*!
+     * Returns the version as an unsigned integer in the form
+     * (Major Version << 16) | (Minor Version << 8) | (Patch Version), e.g. 0x040200
+     * Use this for simple and consistent version comparison, e.g.
+     *     if (TagLib::GetVersion() <= ((1 << 16) | (11 << 8))) return false;
+     */
+    unsigned int combined();
+
+    /*!
+     * Returns the major version, e.g. 4
+     */
+    unsigned int (major)();
+
+    /*!
+     * Returns the minor version, e.g. 2
+     */
+    unsigned int (minor)();
+
+    /*!
+     * Returns the patch version, e.g. 0
+     */
+    unsigned int patch();
+  }
 }
 
 /*!