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[apt.git] / methods / copy.cc

diff --git a/methods/copy.cc b/methods/copy.cc
index 94467e054c7e5f687fa1fd36fa287d82580ba232..0c9f322e62aec5d310eb2e9027b78864c3ad5ee6 100644 (file)
--- a/methods/copy.cc
+++ b/methods/copy.cc
@@ -12,32 +12,44 @@
 #include <config.h>
 
 #include <apt-pkg/fileutl.h>
 #include <config.h>
 
 #include <apt-pkg/fileutl.h>

+#include <apt-pkg/strutl.h>

 #include <apt-pkg/acquire-method.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/hashes.h>
 #include <apt-pkg/acquire-method.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/hashes.h>

+#include <apt-pkg/configuration.h>

 
 

+#include <string>

 #include <sys/stat.h>
 #include <sys/stat.h>

-#include <utime.h>
-#include <unistd.h>
+#include <sys/time.h>
+

 #include <apti18n.h>
                                                                        /*}}}*/
 
 class CopyMethod : public pkgAcqMethod
 {
 #include <apti18n.h>
                                                                        /*}}}*/
 
 class CopyMethod : public pkgAcqMethod
 {

-   virtual bool Fetch(FetchItem *Itm);
+   virtual bool Fetch(FetchItem *Itm) APT_OVERRIDE;
+   void CalculateHashes(FetchItem const * const Itm, FetchResult &Res);

    
    public:
    
    
    public:
    

-   CopyMethod() : pkgAcqMethod("1.0",SingleInstance) {};
+   CopyMethod() : pkgAcqMethod("1.0",SingleInstance | SendConfig) {};

 };
 
 };
 

+void CopyMethod::CalculateHashes(FetchItem const * const Itm, FetchResult &Res)
+{
+   Hashes Hash(Itm->ExpectedHashes);
+   FileFd Fd(Res.Filename, FileFd::ReadOnly, FileFd::Extension);
+   Hash.AddFD(Fd);
+   Res.TakeHashes(Hash);
+}
+

 // CopyMethod::Fetch - Fetch a file                                    /*{{{*/
 // ---------------------------------------------------------------------
 /* */
 bool CopyMethod::Fetch(FetchItem *Itm)
 {
 // CopyMethod::Fetch - Fetch a file                                    /*{{{*/
 // ---------------------------------------------------------------------
 /* */
 bool CopyMethod::Fetch(FetchItem *Itm)
 {

-   URI Get = Itm->Uri;
-   string File = Get.Path;
+   // this ensures that relative paths work in copy
+   std::string const File = Itm->Uri.substr(Itm->Uri.find(':')+1);

 
    // Stat the file and send a start message
    struct stat Buf;
 
    // Stat the file and send a start message
    struct stat Buf;


@@ -49,9 +61,17 @@ bool CopyMethod::Fetch(FetchItem *Itm)
    Res.Size = Buf.st_size;
    Res.Filename = Itm->DestFile;
    Res.LastModified = Buf.st_mtime;
    Res.Size = Buf.st_size;
    Res.Filename = Itm->DestFile;
    Res.LastModified = Buf.st_mtime;

-   Res.IMSHit = false;      
+   Res.IMSHit = false;

    URIStart(Res);
    URIStart(Res);

-   
+
+   // just calc the hashes if the source and destination are identical
+   if (File == Itm->DestFile)
+   {
+      CalculateHashes(Itm, Res);
+      URIDone(Res);
+      return true;
+   }
+

    // See if the file exists
    FileFd From(File,FileFd::ReadOnly);
    FileFd To(Itm->DestFile,FileFd::WriteAtomic);
    // See if the file exists
    FileFd From(File,FileFd::ReadOnly);
    FileFd To(Itm->DestFile,FileFd::WriteAtomic);


@@ -71,21 +91,16 @@ bool CopyMethod::Fetch(FetchItem *Itm)
 
    From.Close();
    To.Close();
 
    From.Close();
    To.Close();

-   
+

    // Transfer the modification times
    // Transfer the modification times

-   struct utimbuf TimeBuf;
-   TimeBuf.actime = Buf.st_atime;
-   TimeBuf.modtime = Buf.st_mtime;
-   if (utime(Itm->DestFile.c_str(),&TimeBuf) != 0)
-   {
-      To.OpFail();
-      return _error->Errno("utime",_("Failed to set modification time"));
-   }
-   
-   Hashes Hash;
-   FileFd Fd(Res.Filename, FileFd::ReadOnly);
-   Hash.AddFD(Fd.Fd(), Fd.Size());
-   Res.TakeHashes(Hash);
+   struct timeval times[2];
+   times[0].tv_sec = Buf.st_atime;
+   times[1].tv_sec = Buf.st_mtime;
+   times[0].tv_usec = times[1].tv_usec = 0;
+   if (utimes(Res.Filename.c_str(), times) != 0)
+      return _error->Errno("utimes",_("Failed to set modification time"));
+
+   CalculateHashes(Itm, Res);

 
    URIDone(Res);
    return true;
 
    URIDone(Res);
    return true;


@@ -97,5 +112,6 @@ int main()
    setlocale(LC_ALL, "");
 
    CopyMethod Mth;
    setlocale(LC_ALL, "");
 
    CopyMethod Mth;

+

    return Mth.Run();
 }
    return Mth.Run();
 }