func copyTree(srcdir, dstdir string, src, dst *commit.Commit, p Progress) ([]commit.Entry, error, []error) {
var errs []error
var success []commit.Entry
okdirs := map[string]bool{}
if p != nil {
p.SetProgress(2, 4, "Prepare copy: open "+dstdir)
}
c, err := commit.OpenDirAppend(dstdir)
if err != nil {
return success, err, errs
}
defer c.Close()
if p != nil {
p.SetProgress(2, 4, "Prepare copy: compute how many files to copy")
}
numfiles := len(src.Entries)
if p != nil {
numfiles = 0
for _, s := range src.Entries {
if wantCopy(s, src, dst) {
numfiles = numfiles + 1
}
}
}
if p != nil {
p.SetProgress(2, numfiles+4, fmt.Sprintf("Prepare copy: starting copy for %d files...", numfiles))
}
for _, s := range src.Entries {
// Cannot copy, skip
if !wantCopy(s, src, dst) {
continue
}
// Find destination file name
var d commit.Entry = commit.Entry(s)
_, conflict := dst.ByPath[s.Path]
if conflict {
d.Path = commit.FindConflictFileName(s, dst)
if d.Path == "" {
continue
}
}
srcpath := filepath.Join(srcdir, s.Path)
dstpath := filepath.Join(dstdir, d.Path)
if p != nil {
p.SetProgress(len(success)+3, numfiles+4, "Copy "+d.Path)
}
// Create parent dirs
err, ers := makeParentDirs(srcdir, dstdir, s.Path, okdirs)
errs = append(errs, ers...)
if err != nil {
return success, err, errs
}
// Copy file
err, ers = CopyFileNoReplace(srcpath, dstpath)
errs = append(errs, ers...)
if err != nil {
return success, err, errs
}
// In case of conflicts, mark the file as a conflict
if conflict {
errs = append(errs, repo.MarkConflict(filepath.Join(dstdir, s.Path), dstpath)...)
}
// Add to commit file
err = c.Add(d)
if err != nil {
errs = append(errs, err)
}
success = append(success, d)
}
return success, nil, errs
}
