Added better version information

src/version.cc

Index: src/version.cc
===================================================================
--- src/version.cc	(revision 0)
+++ src/version.cc	(revision 0)
@@ -0,0 +1,89 @@
+// Copyright 2008 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "v8.h"
+
+#include "version.h"
+
+// These macros define the version number for the current version.
+// NOTE these macros are used by the SCons build script so their names
+// cannot be changed without changing the SCons build script.
+#define MAJOR_VERSION     1
+#define MINOR_VERSION     2
+#define BUILD_NUMBER      2
+#define PATCH_LEVEL       0
+#define CANDIDATE_VERSION true
+
+// Define SONAME to have the SCons build the put a specific SONAME into the
+// shared library instead the generic SONAME generated from the V8 version
+// number. This define is mainly used by the SCons build script.
+#define SONAME            ""
+
+namespace v8 { namespace internal {
+
+int Version::major_ = MAJOR_VERSION;
+int Version::minor_ = MINOR_VERSION;
+int Version::build_ = BUILD_NUMBER;
+int Version::patch_ = PATCH_LEVEL;
+bool Version::candidate_ = CANDIDATE_VERSION;
+const char* Version::soname_ = SONAME;
+
+
+// Calculate the V8 version string.
+void Version::GetString(Vector<char> str) {
+  const char* candidate = IsCandidate() ? " (candidate)" : "";
+  if (GetPatch() > 0) {
+    OS::SNPrintF(str, "%d.%d.%d.%d%s",
+                 GetMajor(), GetMinor(), GetBuild(), GetPatch(), candidate);
+  } else {
+    OS::SNPrintF(str, "%d.%d.%d%s",
+                 GetMajor(), GetMinor(), GetBuild(), candidate);
+  }
+}
+
+
+// Calculate the SONAME for the V8 shared library.
+void Version::GetSONAME(Vector<char> str) {
+  if (soname_ == NULL || *soname_ == '\0') {
+    // Generate generic SONAME if no specific SONAME is defined.
+    const char* candidate = IsCandidate() ? "-candidate" : "";
+    if (GetPatch() > 0) {
+      OS::SNPrintF(str, "libv8-%d.%d.%d.%d%s.so",
+                   GetMajor(), GetMinor(), GetBuild(), GetPatch(), candidate);
+    } else {
+      OS::SNPrintF(str, "libv8-%d.%d.%d%s.so",
+                   GetMajor(), GetMinor(), GetBuild(), candidate);
+    }
+  } else {
+    // Use specific SONAME.
+    OS::SNPrintF(str, "%s", soname_);
+  }
+}
+
+} }  // namespace v8::internal
+
+