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Add metadata and special files restore options

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Add options to control if xattrs and specials get restored. Add
file flag mask preference. It's a rough interface, but this is a niche
use case.

Refactoring of options passing since golang ergonomics are poor for long
parameter lists.
This commit is contained in:
John K. Luebs
2023-10-06 04:08:38 -05:00
parent 09637c69bc
commit 6d5cb4b7b9
8 changed files with 141 additions and 82 deletions
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10
src/duplicacy_xattr_xbsd.go
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@@ -71,7 +71,7 @@ func (entry *Entry) ReadFileFlags(fullPath string, fileInfo os.FileInfo) error {
return nil
}
func (entry *Entry) SetAttributesToFile(fullPath string) error {
func (entry *Entry) SetAttributesToFile(fullPath string, normalize bool) error {
if entry.Attributes == nil || len(*entry.Attributes) == 0 || entry.IsSpecial() {
return nil
}
@@ -116,7 +116,7 @@ func (entry *Entry) RestoreEarlyFileFlags(f *os.File, mask uint32) error {
}
func (entry *Entry) RestoreLateFileFlags(fullPath string, fileInfo os.FileInfo, mask uint32) error {
if entry.Attributes == nil {
if mask == 0xffffffff {
return nil
}
@@ -128,8 +128,10 @@ func (entry *Entry) RestoreLateFileFlags(fullPath string, fileInfo os.FileInfo,
var flags uint32
if v, have := (*entry.Attributes)[bsdFileFlagsKey]; have {
flags = binary.LittleEndian.Uint32(v)
if entry.Attributes != nil {
if v, have := (*entry.Attributes)[bsdFileFlagsKey]; have {
flags = binary.LittleEndian.Uint32(v)
}
}
stat := fileInfo.Sys().(*syscall.Stat_t)