/// <summary>
/// Resolve an assembly that cannot be found in
/// the current AppDomain.
/// </summary>
public static Assembly resolveAssembly(object sender, ResolveEventArgs args)
{
string asmName = getAssemblyName(args.Name);
AppDomain domain = AppDomain.CurrentDomain;
// check if already loaded
Assembly[] current = domain.GetAssemblies();
for (int i = 0; i < current.Length; i++)
{
if (asmName == current[i].GetName().Name)
{
return(current[i]);
}
}
// otherwise load it from disk
string libDir = FileUtil.combine(Sys.m_homeDir, "lib", "dotnet");
string dll = FileUtil.combine(libDir, asmName + ".dll");
FileInfo f = new FileInfo(dll);
if (!f.Exists)
{
// check tmp dir
string tmpDir = FileUtil.combine(Sys.m_homeDir, "lib", "tmp");
dll = FileUtil.combine(tmpDir, asmName + ".dll");
f = new FileInfo(dll);
}
if (!f.Exists)
{
// not emitted yet, emit
Pod pod = Pod.find(asmName, true);
return(FTypeEmit.emitPod(pod.fpod, true, null));
}
// the file may have been generated by another process, so
// check if we need to emit to flush out things this process
// will need from FTypeEmit
if (!asmName.EndsWith("Native_") && !FTypeEmit.isEmitted(asmName))
{
Pod pod = Pod.find(asmName, true);
return(FTypeEmit.emitPod(pod.fpod, true, null));
}
BinaryReader fIn = new BinaryReader(f.OpenRead());
byte[] asm = fIn.ReadBytes((int)f.Length);
fIn.Close();
if (asm.Length != f.Length)
{
throw new Exception("Could not read " + dll + ": " + asm.Length + " != " + f.Length);
}
Assembly result = domain.Load(asm);
return(result);
}
//////////////////////////////////////////////////////////////////////////
// Verify Dlls
//////////////////////////////////////////////////////////////////////////
static void verifyDlls()
{
// get dirs
string podDir = FileUtil.combine(Sys.m_homeDir, "lib", "fan");
string tmpDir = FileUtil.combine(Sys.m_homeDir, "lib", "tmp");
// check our tmp dir - cleaning up out-of-date DLL and PDB files
if (Directory.Exists(tmpDir))
{
string[] tmp = Directory.GetFiles(tmpDir, "*.dll");
Hashtable keep = new Hashtable();
string sysDll = FileUtil.combine(Sys.m_homeDir, "lib", "dotnet", "sys.dll");
DateTime sysModified = File.GetLastWriteTime(sysDll);
if (debug)
{
System.Console.WriteLine("\n sys " + sysModified + "\n");
System.Console.WriteLine(pad(" pod", 15) + pad("action", 10) + pad("podTime", 25) + pad("dllTime", 25));
System.Console.WriteLine(pad(" ---", 15) + pad("------", 10) + pad("-------", 25) + pad("-------", 25));
}
for (int i = 0; i < tmp.Length; i++)
{
string dll = tmp[i];
int start = dll.LastIndexOf("\\") + 1;
int end = dll.IndexOf(".");
string name = dll.Substring(start, end - start);
DateTime podModified = DateTime.MinValue;
DateTime dllModified = DateTime.MinValue;
// native get handled by pod
if (name.EndsWith("Native_"))
{
continue;
}
// check for pod
string pod = FileUtil.combine(podDir, name + ".pod");
if (File.Exists(pod))
{
// if the DLL is still up-to-date, just reuse it
podModified = File.GetLastWriteTime(pod);
dllModified = File.GetLastWriteTime(dll);
if (podModified < dllModified)
{
keep[name] = new PodInfo(Pod.find(name, false), dllModified);
}
}
if (debug)
{
PodInfo info = keep[name] as PodInfo;
StringBuilder b = new StringBuilder(pad(" " + name, 15));
b.Append(pad(keep[name] != null ? "[keep]" : "[delete]", 10));
if (podModified != DateTime.MinValue)
{
b.Append(pad(podModified.ToString(), 25));
}
if (dllModified != DateTime.MinValue)
{
b.Append(pad(dllModified.ToString(), 25));
}
System.Console.WriteLine(b);
}
}
if (debug)
{
System.Console.WriteLine("");
}
// check pod dependencies
string[] keys = new string[keep.Count];
keep.Keys.CopyTo(keys, 0);
for (int k = 0; k < keys.Length; k++)
{
string name = keys[k];
PodInfo info = keep[name] as PodInfo;
// check sys first
if (info.modified < sysModified)
{
keep.Remove(name);
if (debug)
{
System.Console.WriteLine(pad(" " + name, 15) + "[delete] due to sys");
}
continue;
}
// check for out-of-date depends
List depends = info.pod.depends();
for (int i = 0; i < depends.sz(); i++)
{
Depend d = depends.get(i) as Depend;
string n = d.name();
if (n == "sys")
{
continue; // skip sys
}
if (keep[n] == null)
{
keep.Remove(name);
if (debug)
{
System.Console.WriteLine(pad(" " + name, 15) + "[delete] due to " + n);
}
break;
}
}
}
if (debug)
{
if (keep.Count > 0)
{
System.Console.WriteLine("");
foreach (string key in keep.Keys)
{
System.Console.WriteLine(" [keep] " + key);
}
}
System.Console.WriteLine("");
}
// delete out-of-date
for (int i = 0; i < tmp.Length; i++)
{
string dll = tmp[i];
int start = dll.LastIndexOf("\\") + 1;
int end = dll.IndexOf(".");
string name = dll.Substring(start, end - start);
string pdb = FileUtil.combine(tmpDir, name + ".pdb");
// native get handled by pod
if (name.EndsWith("Native_"))
{
name = name.Substring(0, name.Length - "Native_".Length);
}
// if keep, skip
if (keep[name] != null)
{
continue;
}
// nuke it!
if (debug)
{
System.Console.WriteLine(" [delete] " + tmp[i]);
if (File.Exists(pdb))
{
System.Console.WriteLine(" [delete] " + pdb);
}
}
File.Delete(dll);
File.Delete(pdb);
}
if (debug)
{
System.Console.WriteLine("");
}
}
// mark env as initialized
isInit = true;
}
public PodInfo(Pod pod, DateTime modified)
{
this.pod = pod;
this.modified = modified;
}
public PodInfo(Pod pod, DateTime modified)
{
this.pod = pod;
this.modified = modified;
}
