Migrate from msppath to mspfs

[builder.git] / source / copy.cpp

diff --git a/source/copy.cpp b/source/copy.cpp
index 8d18ec8001279403bc827926da8203e507671f28..f8c581bd5664ca123f4f657da77883c7dff1003b 100644 (file)
--- a/source/copy.cpp
+++ b/source/copy.cpp
@@ -1,7 +1,16 @@
+/* $Id$
+
+This file is part of builder
+Copyright © 2006-2007 Mikko Rasa, Mikkosoft Productions
+Distributed under the LGPL
+*/
+
 #include <errno.h>
 #include <fstream>
 #include <iostream>
-#include <msp/path/utils.h>
+#include <msp/fs/dir.h>
+#include <msp/fs/stat.h>
+#include <msp/fs/utils.h>
 #include "builder.h"
 #include "copy.h"
 #include "package.h"
@@ -9,50 +18,43 @@
 using namespace std;
 using namespace Msp;
 
-Copy::Copy(Builder &b, const Package &pkg, const Path::Path &s, const Path::Path &d):
-       Action(b),
+Copy::Copy(Builder &b, const Package &pkg, const FS::Path &s, const FS::Path &d):
+       InternalAction(b),
        src(s),
-       dest(d),
-       worker(0)
+       dest(d)
 {
        announce(pkg.get_name(), "COPY", dest[-1]);
        if(builder.get_verbose()>=2)
                cout<<s<<" -> "<<d<<'\n';
-       
+
        if(!builder.get_dry_run())
                worker=new Worker(*this);
 }
 
-int Copy::check()
-{
-       if(!worker)
-               return 0;
-       
-       if(worker->get_done())
-       {
-               signal_done.emit();
-               worker->join();
-               return worker->get_error()?1:0;
-       }
-       
-       return -1;
-}
 
-Copy::~Copy()
+Copy::Worker::Worker(Copy &c):
+       copy(c)
 {
-       delete worker;
+       launch();
 }
 
 void Copy::Worker::main()
 {
-       Path::mkpath(copy.dest.subpath(0, copy.dest.size()-1), 0755);
-       
-       if(unlink(copy.dest.str().c_str())<0 && errno!=ENOENT)
+       FS::mkpath(FS::dirname(copy.dest), 0755);
+
+       try
        {
-               int err=errno;
-               cerr<<"Can't unlink "<<copy.dest<<": "<<strerror(err)<<'\n';
-               done=error=true;
-               return;
+               // Remove old file.  Not doing this would cause Bad Stuff when installing libraries.
+               unlink(copy.dest);
+       }
+       catch(const SystemError &e)
+       {
+               if(e.get_error_code()!=ENOENT)
+               {
+                       cerr<<e.what()<<'\n';
+                       done=error=true;
+                       return;
+               }
        }
 
        ifstream in(copy.src.str().c_str());
@@ -71,6 +73,7 @@ void Copy::Worker::main()
                return;
        }
 
+       // Actual transfer loop
        char buf[16384];
        while(!in.eof())
        {
@@ -78,8 +81,8 @@ void Copy::Worker::main()
                out.write(buf, in.gcount());
        }
 
-       struct stat st;
-       Path::stat(copy.src, st);
+       // Preserve file permissions
+       struct stat st=FS::stat(copy.src);
        chmod(copy.dest.str().c_str(), st.st_mode&0777);
 
        done=true;